/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/goblint-regression/09-regions_11-arraylist_nr.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-c7b2d19 [2022-03-15 15:10:11,407 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-15 15:10:11,409 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-15 15:10:11,453 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-15 15:10:11,454 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-15 15:10:11,456 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-15 15:10:11,458 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-15 15:10:11,462 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-15 15:10:11,463 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-15 15:10:11,463 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-15 15:10:11,464 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-15 15:10:11,464 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-15 15:10:11,465 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-15 15:10:11,465 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-15 15:10:11,466 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-15 15:10:11,466 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-15 15:10:11,467 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-15 15:10:11,468 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-15 15:10:11,469 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-15 15:10:11,473 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-15 15:10:11,474 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-15 15:10:11,474 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-15 15:10:11,475 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-15 15:10:11,476 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-15 15:10:11,477 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-03-15 15:10:11,478 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-03-15 15:10:11,478 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-03-15 15:10:11,478 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-03-15 15:10:11,479 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-03-15 15:10:11,479 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-03-15 15:10:11,479 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-03-15 15:10:11,480 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-03-15 15:10:11,480 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-03-15 15:10:11,481 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-03-15 15:10:11,481 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-03-15 15:10:11,482 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-03-15 15:10:11,482 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-03-15 15:10:11,482 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-03-15 15:10:11,482 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-15 15:10:11,483 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-15 15:10:11,483 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-15 15:10:11,484 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 15:10:11,499 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-15 15:10:11,499 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-15 15:10:11,508 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-15 15:10:11,508 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-15 15:10:11,509 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-15 15:10:11,509 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-15 15:10:11,509 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-15 15:10:11,509 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-15 15:10:11,509 INFO L138 SettingsManager]: * Use SBE=true [2022-03-15 15:10:11,509 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-15 15:10:11,510 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-15 15:10:11,510 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-15 15:10:11,510 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-15 15:10:11,510 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-15 15:10:11,510 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-15 15:10:11,510 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-15 15:10:11,510 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-15 15:10:11,510 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-15 15:10:11,510 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-15 15:10:11,510 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-15 15:10:11,510 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-15 15:10:11,511 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-15 15:10:11,511 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-15 15:10:11,511 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-15 15:10:11,511 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-15 15:10:11,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-15 15:10:11,511 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-15 15:10:11,511 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-15 15:10:11,511 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-15 15:10:11,511 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-15 15:10:11,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-15 15:10:11,512 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-15 15:10:11,512 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-15 15:10:11,512 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-03-15 15:10:11,685 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-15 15:10:11,702 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-15 15:10:11,704 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-15 15:10:11,704 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-15 15:10:11,705 INFO L275 PluginConnector]: CDTParser initialized [2022-03-15 15:10:11,706 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/09-regions_11-arraylist_nr.i [2022-03-15 15:10:11,761 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3fd85aec/46bf69a120214534ba13ce2239d16435/FLAG3a0783c29 [2022-03-15 15:10:12,170 INFO L306 CDTParser]: Found 1 translation units. [2022-03-15 15:10:12,171 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/09-regions_11-arraylist_nr.i [2022-03-15 15:10:12,182 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3fd85aec/46bf69a120214534ba13ce2239d16435/FLAG3a0783c29 [2022-03-15 15:10:12,190 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e3fd85aec/46bf69a120214534ba13ce2239d16435 [2022-03-15 15:10:12,191 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-15 15:10:12,192 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-15 15:10:12,193 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-15 15:10:12,193 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-15 15:10:12,195 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-15 15:10:12,196 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 03:10:12" (1/1) ... [2022-03-15 15:10:12,196 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25f0064d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 03:10:12, skipping insertion in model container [2022-03-15 15:10:12,196 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 03:10:12" (1/1) ... [2022-03-15 15:10:12,201 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-15 15:10:12,230 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-15 15:10:12,581 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-15 15:10:12,588 INFO L203 MainTranslator]: Completed pre-run [2022-03-15 15:10:12,644 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-15 15:10:12,700 INFO L208 MainTranslator]: Completed translation [2022-03-15 15:10:12,700 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 03:10:12 WrapperNode [2022-03-15 15:10:12,701 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-15 15:10:12,702 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-15 15:10:12,702 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-15 15:10:12,702 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-15 15:10:12,707 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 03:10:12" (1/1) ... [2022-03-15 15:10:12,733 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 03:10:12" (1/1) ... [2022-03-15 15:10:12,770 INFO L137 Inliner]: procedures = 371, calls = 35, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 233 [2022-03-15 15:10:12,771 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-15 15:10:12,772 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-15 15:10:12,772 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-15 15:10:12,772 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-15 15:10:12,777 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 03:10:12" (1/1) ... [2022-03-15 15:10:12,777 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 03:10:12" (1/1) ... [2022-03-15 15:10:12,792 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 03:10:12" (1/1) ... [2022-03-15 15:10:12,792 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 03:10:12" (1/1) ... [2022-03-15 15:10:12,820 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 03:10:12" (1/1) ... [2022-03-15 15:10:12,822 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 03:10:12" (1/1) ... [2022-03-15 15:10:12,824 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 03:10:12" (1/1) ... [2022-03-15 15:10:12,827 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-15 15:10:12,827 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-15 15:10:12,827 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-15 15:10:12,827 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-15 15:10:12,841 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 03:10:12" (1/1) ... [2022-03-15 15:10:12,845 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-15 15:10:12,853 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 15:10:12,877 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 15:10:12,892 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 15:10:12,901 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-15 15:10:12,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-03-15 15:10:12,901 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-15 15:10:12,901 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-15 15:10:12,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-15 15:10:12,901 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-03-15 15:10:12,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-03-15 15:10:12,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-15 15:10:12,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-03-15 15:10:12,902 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-03-15 15:10:12,902 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-03-15 15:10:12,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-15 15:10:12,902 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-15 15:10:12,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-15 15:10:12,903 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 15:10:13,014 INFO L234 CfgBuilder]: Building ICFG [2022-03-15 15:10:13,015 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-15 15:10:13,351 INFO L275 CfgBuilder]: Performing block encoding [2022-03-15 15:10:13,358 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-15 15:10:13,358 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-03-15 15:10:13,360 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 03:10:13 BoogieIcfgContainer [2022-03-15 15:10:13,360 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-15 15:10:13,361 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-15 15:10:13,361 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-15 15:10:13,363 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-15 15:10:13,363 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.03 03:10:12" (1/3) ... [2022-03-15 15:10:13,364 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60a18c67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 03:10:13, skipping insertion in model container [2022-03-15 15:10:13,364 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 03:10:12" (2/3) ... [2022-03-15 15:10:13,364 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60a18c67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 03:10:13, skipping insertion in model container [2022-03-15 15:10:13,364 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 03:10:13" (3/3) ... [2022-03-15 15:10:13,365 INFO L111 eAbstractionObserver]: Analyzing ICFG 09-regions_11-arraylist_nr.i [2022-03-15 15:10:13,368 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-15 15:10:13,388 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-15 15:10:13,388 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 18 error locations. [2022-03-15 15:10:13,388 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-15 15:10:13,420 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,420 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,420 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,420 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,421 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,421 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,421 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,421 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,421 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,421 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,422 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,422 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,422 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,422 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,422 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,422 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,422 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,422 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,422 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,423 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,423 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,423 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,423 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,423 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,423 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,423 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,423 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,423 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,424 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,424 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,424 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,424 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,424 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,424 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,424 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,424 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,425 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,425 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,425 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,425 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,425 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,425 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,425 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,425 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,425 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,425 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,425 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,426 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,426 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,426 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,426 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,426 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,426 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,426 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,426 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,426 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,426 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,426 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,426 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,427 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,427 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,427 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,427 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,427 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,427 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,427 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,427 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,428 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,428 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,428 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,428 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,428 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,428 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,428 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,428 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,428 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,428 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,428 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,429 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,429 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,429 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,429 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,429 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,429 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,429 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,429 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,429 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,430 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,430 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,430 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,430 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,430 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,430 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,430 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,430 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,430 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,430 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,431 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,431 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,431 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,431 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,431 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,431 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,431 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,431 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,431 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,431 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,431 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,432 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,432 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,432 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,432 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,432 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,432 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,432 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,432 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,433 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,433 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,433 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,433 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,433 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,433 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,433 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,433 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,433 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,434 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,434 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,434 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,434 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,434 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,434 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,434 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,434 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,434 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,434 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,434 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,435 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,435 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,435 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,435 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,435 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,435 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,435 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,435 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,435 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,435 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,436 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,436 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,436 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,436 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,436 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,436 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,436 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,436 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,436 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,437 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,437 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,437 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,437 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,437 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,437 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,437 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,437 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,437 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,438 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,438 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,438 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,438 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,438 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,438 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,438 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,438 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,438 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,438 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,438 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,439 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,439 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,439 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,439 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,439 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,439 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,439 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,439 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,439 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,439 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,440 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,440 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,440 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,440 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,440 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,440 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,440 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,440 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,441 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,441 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,441 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,441 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,441 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,441 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,442 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,442 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,442 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,442 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,442 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,442 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,442 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,442 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,442 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,442 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,443 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,443 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,443 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,443 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,443 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,443 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,443 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,443 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,443 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,443 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,443 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,445 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,445 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,445 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,445 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,445 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,445 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,445 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,445 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,445 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,445 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,445 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,445 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,446 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,447 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,447 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,447 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,447 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,447 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,447 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,447 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,447 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,447 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,448 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,448 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,448 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,448 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,448 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,448 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,448 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,448 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,448 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,448 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,448 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,449 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,449 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,449 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,449 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,449 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,449 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,449 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,449 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,450 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,450 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,450 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,450 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,450 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,450 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,450 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,450 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,450 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,450 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,450 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,451 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,451 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,451 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,451 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,451 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,451 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,451 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,451 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,451 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,451 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,451 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,452 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,452 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,452 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,452 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,452 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,452 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,452 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,452 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,452 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,452 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,453 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,453 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,453 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,453 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,453 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,453 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,453 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,453 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,453 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,453 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,453 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,454 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,454 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,454 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,454 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,454 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,454 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,454 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,454 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,454 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,454 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,455 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,455 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,455 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,455 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,455 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,455 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,455 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,455 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,455 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,456 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,456 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,456 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,456 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,456 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,456 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,456 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,456 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,456 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,456 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,457 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,457 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,457 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,457 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,457 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,457 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,457 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,457 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,457 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,457 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,458 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,458 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,458 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,458 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,458 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,458 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,458 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,458 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,458 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,458 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,459 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,459 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,459 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,459 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,459 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,459 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,459 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,459 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,459 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,460 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,460 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,460 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,460 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,460 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,460 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,460 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,460 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,460 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,461 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,461 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,461 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,461 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,461 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,461 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,461 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,461 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,461 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,461 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,461 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,462 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,462 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,464 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,464 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,464 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,464 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,464 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,464 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,464 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,465 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,465 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,465 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,465 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,465 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,465 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,465 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,465 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,465 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,465 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,465 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,465 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,466 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,466 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,466 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,466 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,466 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,466 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,466 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,466 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,466 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,466 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,466 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,467 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,467 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,467 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,467 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,467 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,467 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,467 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:10:13,468 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-03-15 15:10:13,495 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-15 15:10:13,498 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 15:10:13,499 INFO L340 AbstractCegarLoop]: Starting to check reachability of 25 error locations. [2022-03-15 15:10:13,507 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 280 places, 280 transitions, 565 flow [2022-03-15 15:10:13,574 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 3423 states, 3387 states have (on average 1.951579568940065) internal successors, (6610), 3422 states have internal predecessors, (6610), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:13,580 INFO L276 IsEmpty]: Start isEmpty. Operand has 3423 states, 3387 states have (on average 1.951579568940065) internal successors, (6610), 3422 states have internal predecessors, (6610), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:13,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-03-15 15:10:13,584 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:13,585 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] [2022-03-15 15:10:13,585 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 15:10:13,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:13,592 INFO L85 PathProgramCache]: Analyzing trace with hash 52702265, now seen corresponding path program 1 times [2022-03-15 15:10:13,598 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:13,598 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1598470878] [2022-03-15 15:10:13,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:13,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:13,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:13,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:13,786 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:13,786 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1598470878] [2022-03-15 15:10:13,786 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1598470878] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:13,787 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:13,787 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-15 15:10:13,788 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [944044652] [2022-03-15 15:10:13,789 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:13,792 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-03-15 15:10:13,792 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:13,814 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-03-15 15:10:13,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-03-15 15:10:13,822 INFO L87 Difference]: Start difference. First operand has 3423 states, 3387 states have (on average 1.951579568940065) internal successors, (6610), 3422 states have internal predecessors, (6610), 0 states have call successors, (0), 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 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:13,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:13,875 INFO L93 Difference]: Finished difference Result 3423 states and 6570 transitions. [2022-03-15 15:10:13,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-03-15 15:10:13,879 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 47 [2022-03-15 15:10:13,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:13,905 INFO L225 Difference]: With dead ends: 3423 [2022-03-15 15:10:13,905 INFO L226 Difference]: Without dead ends: 3413 [2022-03-15 15:10:13,906 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-03-15 15:10:13,910 INFO L933 BasicCegarLoop]: 275 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 275 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:13,911 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 275 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-15 15:10:13,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3413 states. [2022-03-15 15:10:14,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3413 to 3413. [2022-03-15 15:10:14,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3413 states, 3374 states have (on average 1.9416123295791345) internal successors, (6551), 3412 states have internal predecessors, (6551), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:14,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3413 states to 3413 states and 6551 transitions. [2022-03-15 15:10:14,041 INFO L78 Accepts]: Start accepts. Automaton has 3413 states and 6551 transitions. Word has length 47 [2022-03-15 15:10:14,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:14,041 INFO L470 AbstractCegarLoop]: Abstraction has 3413 states and 6551 transitions. [2022-03-15 15:10:14,042 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:14,042 INFO L276 IsEmpty]: Start isEmpty. Operand 3413 states and 6551 transitions. [2022-03-15 15:10:14,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-03-15 15:10:14,042 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:14,042 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:14,043 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-15 15:10:14,043 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:10:14,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:14,043 INFO L85 PathProgramCache]: Analyzing trace with hash 1014316282, now seen corresponding path program 1 times [2022-03-15 15:10:14,043 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:14,043 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780025766] [2022-03-15 15:10:14,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:14,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:14,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:14,117 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 15:10:14,117 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:14,117 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1780025766] [2022-03-15 15:10:14,117 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1780025766] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:14,117 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:14,117 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-03-15 15:10:14,117 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1219276490] [2022-03-15 15:10:14,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:14,118 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-15 15:10:14,118 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:14,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-15 15:10:14,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 15:10:14,119 INFO L87 Difference]: Start difference. First operand 3413 states and 6551 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:14,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:14,169 INFO L93 Difference]: Finished difference Result 3417 states and 6555 transitions. [2022-03-15 15:10:14,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-15 15:10:14,172 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 47 [2022-03-15 15:10:14,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:14,181 INFO L225 Difference]: With dead ends: 3417 [2022-03-15 15:10:14,181 INFO L226 Difference]: Without dead ends: 3417 [2022-03-15 15:10:14,181 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 15:10:14,182 INFO L933 BasicCegarLoop]: 271 mSDtfsCounter, 3 mSDsluCounter, 268 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 538 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:14,182 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3 Valid, 538 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-15 15:10:14,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3417 states. [2022-03-15 15:10:14,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3417 to 3414. [2022-03-15 15:10:14,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3414 states, 3375 states have (on average 1.9413333333333334) internal successors, (6552), 3413 states have internal predecessors, (6552), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:14,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3414 states to 3414 states and 6552 transitions. [2022-03-15 15:10:14,304 INFO L78 Accepts]: Start accepts. Automaton has 3414 states and 6552 transitions. Word has length 47 [2022-03-15 15:10:14,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:14,304 INFO L470 AbstractCegarLoop]: Abstraction has 3414 states and 6552 transitions. [2022-03-15 15:10:14,304 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:14,304 INFO L276 IsEmpty]: Start isEmpty. Operand 3414 states and 6552 transitions. [2022-03-15 15:10:14,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-03-15 15:10:14,306 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:14,306 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:14,307 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-15 15:10:14,309 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:10:14,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:14,309 INFO L85 PathProgramCache]: Analyzing trace with hash -1446396541, now seen corresponding path program 1 times [2022-03-15 15:10:14,309 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:14,309 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [973121304] [2022-03-15 15:10:14,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:14,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:14,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:14,463 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:14,463 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:14,463 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [973121304] [2022-03-15 15:10:14,463 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [973121304] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 15:10:14,463 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [374073927] [2022-03-15 15:10:14,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:14,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 15:10:14,463 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 15:10:14,499 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 15:10:14,513 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-03-15 15:10:14,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:14,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 4 conjunts are in the unsatisfiable core [2022-03-15 15:10:14,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 15:10:14,707 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:14,707 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 15:10:14,795 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:14,795 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [374073927] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 15:10:14,795 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 15:10:14,795 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-03-15 15:10:14,795 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784818673] [2022-03-15 15:10:14,795 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-15 15:10:14,796 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-03-15 15:10:14,796 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:14,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-03-15 15:10:14,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-03-15 15:10:14,796 INFO L87 Difference]: Start difference. First operand 3414 states and 6552 transitions. Second operand has 10 states, 10 states have (on average 6.4) internal successors, (64), 10 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:14,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:14,866 INFO L93 Difference]: Finished difference Result 3424 states and 6562 transitions. [2022-03-15 15:10:14,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-15 15:10:14,867 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.4) internal successors, (64), 10 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 52 [2022-03-15 15:10:14,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:14,876 INFO L225 Difference]: With dead ends: 3424 [2022-03-15 15:10:14,876 INFO L226 Difference]: Without dead ends: 3424 [2022-03-15 15:10:14,876 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=64, Invalid=118, Unknown=0, NotChecked=0, Total=182 [2022-03-15 15:10:14,877 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 15 mSDsluCounter, 1343 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 1608 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:14,877 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15 Valid, 1608 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-15 15:10:14,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3424 states. [2022-03-15 15:10:14,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3424 to 3424. [2022-03-15 15:10:14,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3424 states, 3385 states have (on average 1.938552437223043) internal successors, (6562), 3423 states have internal predecessors, (6562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:14,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3424 states to 3424 states and 6562 transitions. [2022-03-15 15:10:14,944 INFO L78 Accepts]: Start accepts. Automaton has 3424 states and 6562 transitions. Word has length 52 [2022-03-15 15:10:14,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:14,944 INFO L470 AbstractCegarLoop]: Abstraction has 3424 states and 6562 transitions. [2022-03-15 15:10:14,945 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.4) internal successors, (64), 10 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:14,945 INFO L276 IsEmpty]: Start isEmpty. Operand 3424 states and 6562 transitions. [2022-03-15 15:10:14,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-03-15 15:10:14,946 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:14,947 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:14,964 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-03-15 15:10:15,164 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 15:10:15,164 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:10:15,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:15,165 INFO L85 PathProgramCache]: Analyzing trace with hash -1557834781, now seen corresponding path program 2 times [2022-03-15 15:10:15,165 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:15,165 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1840988231] [2022-03-15 15:10:15,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:15,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:15,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:15,305 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-03-15 15:10:15,306 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:15,306 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1840988231] [2022-03-15 15:10:15,306 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1840988231] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:15,306 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:15,306 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 15:10:15,306 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1619200827] [2022-03-15 15:10:15,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:15,306 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 15:10:15,306 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:15,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 15:10:15,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 15:10:15,307 INFO L87 Difference]: Start difference. First operand 3424 states and 6562 transitions. Second operand has 6 states, 5 states have (on average 10.4) internal successors, (52), 6 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:15,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:15,437 INFO L93 Difference]: Finished difference Result 3422 states and 6560 transitions. [2022-03-15 15:10:15,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 15:10:15,437 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 10.4) internal successors, (52), 6 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 62 [2022-03-15 15:10:15,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:15,447 INFO L225 Difference]: With dead ends: 3422 [2022-03-15 15:10:15,447 INFO L226 Difference]: Without dead ends: 3422 [2022-03-15 15:10:15,448 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 15:10:15,448 INFO L933 BasicCegarLoop]: 264 mSDtfsCounter, 6 mSDsluCounter, 153 mSDsCounter, 0 mSdLazyCounter, 128 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 416 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 128 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:15,449 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 416 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 128 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 15:10:15,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3422 states. [2022-03-15 15:10:15,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3422 to 3422. [2022-03-15 15:10:15,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3422 states, 3385 states have (on average 1.9379615952732645) internal successors, (6560), 3421 states have internal predecessors, (6560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:15,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3422 states to 3422 states and 6560 transitions. [2022-03-15 15:10:15,503 INFO L78 Accepts]: Start accepts. Automaton has 3422 states and 6560 transitions. Word has length 62 [2022-03-15 15:10:15,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:15,503 INFO L470 AbstractCegarLoop]: Abstraction has 3422 states and 6560 transitions. [2022-03-15 15:10:15,503 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 10.4) internal successors, (52), 6 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:15,503 INFO L276 IsEmpty]: Start isEmpty. Operand 3422 states and 6560 transitions. [2022-03-15 15:10:15,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-03-15 15:10:15,504 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:15,504 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:15,504 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-03-15 15:10:15,504 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:10:15,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:15,504 INFO L85 PathProgramCache]: Analyzing trace with hash -47754392, now seen corresponding path program 1 times [2022-03-15 15:10:15,504 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:15,504 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [556876437] [2022-03-15 15:10:15,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:15,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:15,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:15,577 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:15,577 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:15,577 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [556876437] [2022-03-15 15:10:15,577 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [556876437] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 15:10:15,577 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [508217154] [2022-03-15 15:10:15,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:15,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 15:10:15,578 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 15:10:15,578 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 15:10:15,619 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-03-15 15:10:15,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:15,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 8 conjunts are in the unsatisfiable core [2022-03-15 15:10:15,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 15:10:15,829 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:15,829 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 15:10:16,004 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:16,004 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [508217154] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 15:10:16,004 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 15:10:16,004 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2022-03-15 15:10:16,005 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1520801325] [2022-03-15 15:10:16,005 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-15 15:10:16,006 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:10:16,006 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:16,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:10:16,006 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:10:16,007 INFO L87 Difference]: Start difference. First operand 3422 states and 6560 transitions. Second operand has 18 states, 18 states have (on average 5.111111111111111) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:16,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:16,140 INFO L93 Difference]: Finished difference Result 3442 states and 6580 transitions. [2022-03-15 15:10:16,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 15:10:16,141 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 5.111111111111111) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 70 [2022-03-15 15:10:16,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:16,150 INFO L225 Difference]: With dead ends: 3442 [2022-03-15 15:10:16,150 INFO L226 Difference]: Without dead ends: 3442 [2022-03-15 15:10:16,151 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 171 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=280, Invalid=590, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:10:16,152 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 32 mSDsluCounter, 1070 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 1334 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:16,153 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [32 Valid, 1334 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 60 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-15 15:10:16,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3442 states. [2022-03-15 15:10:16,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3442 to 3442. [2022-03-15 15:10:16,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3442 states, 3405 states have (on average 1.9324522760646108) internal successors, (6580), 3441 states have internal predecessors, (6580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:16,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3442 states to 3442 states and 6580 transitions. [2022-03-15 15:10:16,210 INFO L78 Accepts]: Start accepts. Automaton has 3442 states and 6580 transitions. Word has length 70 [2022-03-15 15:10:16,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:16,211 INFO L470 AbstractCegarLoop]: Abstraction has 3442 states and 6580 transitions. [2022-03-15 15:10:16,211 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 5.111111111111111) internal successors, (92), 18 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:16,211 INFO L276 IsEmpty]: Start isEmpty. Operand 3442 states and 6580 transitions. [2022-03-15 15:10:16,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-03-15 15:10:16,212 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:16,212 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:16,243 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-03-15 15:10:16,427 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 15:10:16,428 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:10:16,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:16,429 INFO L85 PathProgramCache]: Analyzing trace with hash 1805801512, now seen corresponding path program 2 times [2022-03-15 15:10:16,429 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:16,429 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275517452] [2022-03-15 15:10:16,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:16,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:16,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:16,640 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:16,640 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:16,642 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275517452] [2022-03-15 15:10:16,642 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [275517452] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 15:10:16,643 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1261262608] [2022-03-15 15:10:16,643 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-15 15:10:16,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 15:10:16,643 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 15:10:16,664 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 15:10:16,715 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-03-15 15:10:16,800 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-03-15 15:10:16,800 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 15:10:16,802 INFO L263 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 17 conjunts are in the unsatisfiable core [2022-03-15 15:10:16,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 15:10:16,991 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-03-15 15:10:17,025 INFO L353 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2022-03-15 15:10:17,025 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 22 [2022-03-15 15:10:17,057 INFO L353 Elim1Store]: treesize reduction 64, result has 22.9 percent of original size [2022-03-15 15:10:17,057 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 34 [2022-03-15 15:10:17,105 INFO L353 Elim1Store]: treesize reduction 114, result has 19.7 percent of original size [2022-03-15 15:10:17,105 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 41 treesize of output 46 [2022-03-15 15:10:17,122 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2022-03-15 15:10:17,122 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-15 15:10:17,122 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1261262608] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:17,122 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-15 15:10:17,122 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [17] total 21 [2022-03-15 15:10:17,122 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459700464] [2022-03-15 15:10:17,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:17,123 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 15:10:17,123 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:17,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 15:10:17,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=326, Unknown=0, NotChecked=0, Total=420 [2022-03-15 15:10:17,123 INFO L87 Difference]: Start difference. First operand 3442 states and 6580 transitions. Second operand has 6 states, 5 states have (on average 12.0) internal successors, (60), 6 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:17,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:17,217 INFO L93 Difference]: Finished difference Result 3440 states and 6578 transitions. [2022-03-15 15:10:17,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 15:10:17,217 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 12.0) internal successors, (60), 6 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have 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 15:10:17,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:17,225 INFO L225 Difference]: With dead ends: 3440 [2022-03-15 15:10:17,226 INFO L226 Difference]: Without dead ends: 3440 [2022-03-15 15:10:17,226 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=326, Unknown=0, NotChecked=0, Total=420 [2022-03-15 15:10:17,226 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 4 mSDsluCounter, 153 mSDsCounter, 0 mSdLazyCounter, 128 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 414 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 128 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:17,226 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4 Valid, 414 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 128 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 15:10:17,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3440 states. [2022-03-15 15:10:17,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3440 to 3440. [2022-03-15 15:10:17,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3440 states, 3405 states have (on average 1.9318649045521292) internal successors, (6578), 3439 states have internal predecessors, (6578), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:17,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3440 states to 3440 states and 6578 transitions. [2022-03-15 15:10:17,334 INFO L78 Accepts]: Start accepts. Automaton has 3440 states and 6578 transitions. Word has length 90 [2022-03-15 15:10:17,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:17,335 INFO L470 AbstractCegarLoop]: Abstraction has 3440 states and 6578 transitions. [2022-03-15 15:10:17,335 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 12.0) internal successors, (60), 6 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:17,335 INFO L276 IsEmpty]: Start isEmpty. Operand 3440 states and 6578 transitions. [2022-03-15 15:10:17,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-03-15 15:10:17,336 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:17,336 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:17,353 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-03-15 15:10:17,553 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 15:10:17,553 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:10:17,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:17,553 INFO L85 PathProgramCache]: Analyzing trace with hash 1682803570, now seen corresponding path program 1 times [2022-03-15 15:10:17,553 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:17,553 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1347478997] [2022-03-15 15:10:17,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:17,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:17,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:17,710 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:17,710 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:17,710 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1347478997] [2022-03-15 15:10:17,710 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1347478997] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 15:10:17,710 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [759600792] [2022-03-15 15:10:17,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:17,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 15:10:17,710 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 15:10:17,711 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 15:10:17,738 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-03-15 15:10:17,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:17,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 16 conjunts are in the unsatisfiable core [2022-03-15 15:10:17,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 15:10:17,957 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:17,958 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 15:10:18,121 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:18,121 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [759600792] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 15:10:18,121 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 15:10:18,121 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 23 [2022-03-15 15:10:18,121 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [110404792] [2022-03-15 15:10:18,121 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-15 15:10:18,122 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-03-15 15:10:18,122 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:18,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-03-15 15:10:18,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2022-03-15 15:10:18,122 INFO L87 Difference]: Start difference. First operand 3440 states and 6578 transitions. Second operand has 23 states, 23 states have (on average 5.130434782608695) internal successors, (118), 23 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:18,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:18,337 INFO L93 Difference]: Finished difference Result 3455 states and 6593 transitions. [2022-03-15 15:10:18,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-15 15:10:18,337 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 5.130434782608695) internal successors, (118), 23 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 101 [2022-03-15 15:10:18,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:18,345 INFO L225 Difference]: With dead ends: 3455 [2022-03-15 15:10:18,345 INFO L226 Difference]: Without dead ends: 3455 [2022-03-15 15:10:18,345 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 235 GetRequests, 195 SyntacticMatches, 1 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 322 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=524, Invalid=1116, Unknown=0, NotChecked=0, Total=1640 [2022-03-15 15:10:18,346 INFO L933 BasicCegarLoop]: 266 mSDtfsCounter, 41 mSDsluCounter, 1857 mSDsCounter, 0 mSdLazyCounter, 89 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 2116 SdHoareTripleChecker+Invalid, 108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 89 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:18,346 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [41 Valid, 2116 Invalid, 108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 89 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-15 15:10:18,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3455 states. [2022-03-15 15:10:18,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3455 to 3455. [2022-03-15 15:10:18,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3455 states, 3420 states have (on average 1.9277777777777778) internal successors, (6593), 3454 states have internal predecessors, (6593), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:18,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3455 states to 3455 states and 6593 transitions. [2022-03-15 15:10:18,391 INFO L78 Accepts]: Start accepts. Automaton has 3455 states and 6593 transitions. Word has length 101 [2022-03-15 15:10:18,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:18,391 INFO L470 AbstractCegarLoop]: Abstraction has 3455 states and 6593 transitions. [2022-03-15 15:10:18,391 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 5.130434782608695) internal successors, (118), 23 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:18,391 INFO L276 IsEmpty]: Start isEmpty. Operand 3455 states and 6593 transitions. [2022-03-15 15:10:18,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-03-15 15:10:18,392 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:18,392 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:18,420 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-03-15 15:10:18,599 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 15:10:18,599 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:10:18,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:18,600 INFO L85 PathProgramCache]: Analyzing trace with hash -1005405797, now seen corresponding path program 2 times [2022-03-15 15:10:18,600 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:18,600 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1469465148] [2022-03-15 15:10:18,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:18,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:18,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:18,701 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:10:18,701 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:18,701 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1469465148] [2022-03-15 15:10:18,701 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1469465148] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:18,701 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:18,701 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 15:10:18,702 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [737186899] [2022-03-15 15:10:18,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:18,702 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 15:10:18,702 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:18,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 15:10:18,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 15:10:18,702 INFO L87 Difference]: Start difference. First operand 3455 states and 6593 transitions. Second operand has 6 states, 5 states have (on average 14.2) internal successors, (71), 6 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:18,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:18,872 INFO L93 Difference]: Finished difference Result 3454 states and 6592 transitions. [2022-03-15 15:10:18,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 15:10:18,872 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 14.2) internal successors, (71), 6 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 116 [2022-03-15 15:10:18,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:18,877 INFO L225 Difference]: With dead ends: 3454 [2022-03-15 15:10:18,877 INFO L226 Difference]: Without dead ends: 3454 [2022-03-15 15:10:18,878 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 15:10:18,878 INFO L933 BasicCegarLoop]: 265 mSDtfsCounter, 6 mSDsluCounter, 306 mSDsCounter, 0 mSdLazyCounter, 232 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 569 SdHoareTripleChecker+Invalid, 236 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 232 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:18,878 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 569 Invalid, 236 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 232 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 15:10:18,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3454 states. [2022-03-15 15:10:18,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3454 to 3454. [2022-03-15 15:10:18,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3454 states, 3420 states have (on average 1.9274853801169591) internal successors, (6592), 3453 states have internal predecessors, (6592), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:18,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3454 states to 3454 states and 6592 transitions. [2022-03-15 15:10:18,919 INFO L78 Accepts]: Start accepts. Automaton has 3454 states and 6592 transitions. Word has length 116 [2022-03-15 15:10:18,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:18,919 INFO L470 AbstractCegarLoop]: Abstraction has 3454 states and 6592 transitions. [2022-03-15 15:10:18,919 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 14.2) internal successors, (71), 6 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:18,919 INFO L276 IsEmpty]: Start isEmpty. Operand 3454 states and 6592 transitions. [2022-03-15 15:10:18,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-03-15 15:10:18,920 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:18,920 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:18,921 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-03-15 15:10:18,921 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:10:18,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:18,921 INFO L85 PathProgramCache]: Analyzing trace with hash -325553121, now seen corresponding path program 1 times [2022-03-15 15:10:18,921 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:18,921 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2004692460] [2022-03-15 15:10:18,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:18,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:18,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:19,012 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:10:19,012 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:19,012 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2004692460] [2022-03-15 15:10:19,012 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2004692460] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:19,012 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:19,012 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 15:10:19,012 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [151725314] [2022-03-15 15:10:19,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:19,012 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 15:10:19,012 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:19,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 15:10:19,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 15:10:19,013 INFO L87 Difference]: Start difference. First operand 3454 states and 6592 transitions. Second operand has 6 states, 5 states have (on average 21.2) internal successors, (106), 6 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 15:10:19,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:19,562 INFO L93 Difference]: Finished difference Result 5341 states and 10272 transitions. [2022-03-15 15:10:19,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 15:10:19,563 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 21.2) internal successors, (106), 6 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 151 [2022-03-15 15:10:19,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:19,571 INFO L225 Difference]: With dead ends: 5341 [2022-03-15 15:10:19,572 INFO L226 Difference]: Without dead ends: 5341 [2022-03-15 15:10:19,572 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 15:10:19,572 INFO L933 BasicCegarLoop]: 440 mSDtfsCounter, 316 mSDsluCounter, 492 mSDsCounter, 0 mSdLazyCounter, 598 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 316 SdHoareTripleChecker+Valid, 930 SdHoareTripleChecker+Invalid, 667 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 598 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:19,572 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [316 Valid, 930 Invalid, 667 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 598 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-03-15 15:10:19,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5341 states. [2022-03-15 15:10:19,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5341 to 3685. [2022-03-15 15:10:19,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3685 states, 3653 states have (on average 1.930194360799343) internal successors, (7051), 3684 states have internal predecessors, (7051), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:19,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3685 states to 3685 states and 7051 transitions. [2022-03-15 15:10:19,650 INFO L78 Accepts]: Start accepts. Automaton has 3685 states and 7051 transitions. Word has length 151 [2022-03-15 15:10:19,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:19,650 INFO L470 AbstractCegarLoop]: Abstraction has 3685 states and 7051 transitions. [2022-03-15 15:10:19,650 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 21.2) internal successors, (106), 6 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 15:10:19,650 INFO L276 IsEmpty]: Start isEmpty. Operand 3685 states and 7051 transitions. [2022-03-15 15:10:19,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2022-03-15 15:10:19,651 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:19,651 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:19,651 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-03-15 15:10:19,651 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 15:10:19,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:19,652 INFO L85 PathProgramCache]: Analyzing trace with hash 934174501, now seen corresponding path program 1 times [2022-03-15 15:10:19,652 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:19,652 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [873241993] [2022-03-15 15:10:19,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:19,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:19,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:19,732 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:10:19,732 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:19,732 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [873241993] [2022-03-15 15:10:19,732 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [873241993] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:19,732 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:19,732 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 15:10:19,732 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [887049675] [2022-03-15 15:10:19,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:19,733 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 15:10:19,733 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:19,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 15:10:19,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 15:10:19,733 INFO L87 Difference]: Start difference. First operand 3685 states and 7051 transitions. Second operand has 6 states, 5 states have (on average 23.4) internal successors, (117), 6 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:19,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:19,900 INFO L93 Difference]: Finished difference Result 3684 states and 7050 transitions. [2022-03-15 15:10:19,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 15:10:19,900 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 23.4) internal successors, (117), 6 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 162 [2022-03-15 15:10:19,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:19,905 INFO L225 Difference]: With dead ends: 3684 [2022-03-15 15:10:19,905 INFO L226 Difference]: Without dead ends: 3684 [2022-03-15 15:10:19,906 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 15:10:19,906 INFO L933 BasicCegarLoop]: 261 mSDtfsCounter, 15 mSDsluCounter, 320 mSDsCounter, 0 mSdLazyCounter, 210 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 579 SdHoareTripleChecker+Invalid, 214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:19,906 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15 Valid, 579 Invalid, 214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 210 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 15:10:19,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3684 states. [2022-03-15 15:10:19,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3684 to 3684. [2022-03-15 15:10:19,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3684 states, 3653 states have (on average 1.9299206131946345) internal successors, (7050), 3683 states have internal predecessors, (7050), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:19,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3684 states to 3684 states and 7050 transitions. [2022-03-15 15:10:19,947 INFO L78 Accepts]: Start accepts. Automaton has 3684 states and 7050 transitions. Word has length 162 [2022-03-15 15:10:19,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:19,947 INFO L470 AbstractCegarLoop]: Abstraction has 3684 states and 7050 transitions. [2022-03-15 15:10:19,947 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 23.4) internal successors, (117), 6 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:19,947 INFO L276 IsEmpty]: Start isEmpty. Operand 3684 states and 7050 transitions. [2022-03-15 15:10:19,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2022-03-15 15:10:19,948 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:19,948 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:19,948 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-03-15 15:10:19,948 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:10:19,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:19,949 INFO L85 PathProgramCache]: Analyzing trace with hash 450903764, now seen corresponding path program 1 times [2022-03-15 15:10:19,949 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:19,949 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1767806533] [2022-03-15 15:10:19,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:19,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:19,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:20,041 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:10:20,041 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:20,041 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1767806533] [2022-03-15 15:10:20,041 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1767806533] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:20,041 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:20,041 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 15:10:20,041 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1732982084] [2022-03-15 15:10:20,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:20,041 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 15:10:20,041 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:20,042 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 15:10:20,042 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 15:10:20,042 INFO L87 Difference]: Start difference. First operand 3684 states and 7050 transitions. Second operand has 6 states, 5 states have (on average 25.2) internal successors, (126), 6 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:20,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:20,247 INFO L93 Difference]: Finished difference Result 3683 states and 7049 transitions. [2022-03-15 15:10:20,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 15:10:20,248 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 25.2) internal successors, (126), 6 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 171 [2022-03-15 15:10:20,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:20,253 INFO L225 Difference]: With dead ends: 3683 [2022-03-15 15:10:20,253 INFO L226 Difference]: Without dead ends: 3683 [2022-03-15 15:10:20,253 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 15:10:20,253 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 2 mSDsluCounter, 483 mSDsCounter, 0 mSdLazyCounter, 315 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 742 SdHoareTripleChecker+Invalid, 318 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 315 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:20,253 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 742 Invalid, 318 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 315 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 15:10:20,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3683 states. [2022-03-15 15:10:20,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3683 to 3683. [2022-03-15 15:10:20,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3683 states, 3653 states have (on average 1.9296468655899262) internal successors, (7049), 3682 states have internal predecessors, (7049), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:20,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3683 states to 3683 states and 7049 transitions. [2022-03-15 15:10:20,292 INFO L78 Accepts]: Start accepts. Automaton has 3683 states and 7049 transitions. Word has length 171 [2022-03-15 15:10:20,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:20,293 INFO L470 AbstractCegarLoop]: Abstraction has 3683 states and 7049 transitions. [2022-03-15 15:10:20,293 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 25.2) internal successors, (126), 6 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:20,293 INFO L276 IsEmpty]: Start isEmpty. Operand 3683 states and 7049 transitions. [2022-03-15 15:10:20,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2022-03-15 15:10:20,294 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:20,294 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:20,294 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-03-15 15:10:20,294 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:10:20,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:20,294 INFO L85 PathProgramCache]: Analyzing trace with hash 518620431, now seen corresponding path program 1 times [2022-03-15 15:10:20,294 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:20,294 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333016563] [2022-03-15 15:10:20,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:20,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:20,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:20,379 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:10:20,380 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:20,380 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [333016563] [2022-03-15 15:10:20,380 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [333016563] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:20,380 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:20,380 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 15:10:20,380 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143240388] [2022-03-15 15:10:20,380 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:20,380 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 15:10:20,380 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:20,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 15:10:20,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 15:10:20,381 INFO L87 Difference]: Start difference. First operand 3683 states and 7049 transitions. Second operand has 6 states, 5 states have (on average 26.8) internal successors, (134), 6 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:20,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:20,599 INFO L93 Difference]: Finished difference Result 3682 states and 7048 transitions. [2022-03-15 15:10:20,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 15:10:20,599 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 26.8) internal successors, (134), 6 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 179 [2022-03-15 15:10:20,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:20,604 INFO L225 Difference]: With dead ends: 3682 [2022-03-15 15:10:20,604 INFO L226 Difference]: Without dead ends: 3682 [2022-03-15 15:10:20,605 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 15:10:20,605 INFO L933 BasicCegarLoop]: 261 mSDtfsCounter, 1 mSDsluCounter, 644 mSDsCounter, 0 mSdLazyCounter, 415 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 901 SdHoareTripleChecker+Invalid, 418 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 415 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:20,605 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 901 Invalid, 418 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 415 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 15:10:20,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3682 states. [2022-03-15 15:10:20,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3682 to 3682. [2022-03-15 15:10:20,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3682 states, 3653 states have (on average 1.9293731179852176) internal successors, (7048), 3681 states have internal predecessors, (7048), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:20,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3682 states to 3682 states and 7048 transitions. [2022-03-15 15:10:20,672 INFO L78 Accepts]: Start accepts. Automaton has 3682 states and 7048 transitions. Word has length 179 [2022-03-15 15:10:20,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:20,672 INFO L470 AbstractCegarLoop]: Abstraction has 3682 states and 7048 transitions. [2022-03-15 15:10:20,672 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 26.8) internal successors, (134), 6 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:20,672 INFO L276 IsEmpty]: Start isEmpty. Operand 3682 states and 7048 transitions. [2022-03-15 15:10:20,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2022-03-15 15:10:20,674 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:20,674 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:20,674 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-03-15 15:10:20,674 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:10:20,674 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:20,674 INFO L85 PathProgramCache]: Analyzing trace with hash 1341513517, now seen corresponding path program 1 times [2022-03-15 15:10:20,674 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:20,674 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1027839557] [2022-03-15 15:10:20,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:20,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:20,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:20,786 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:10:20,786 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:20,786 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1027839557] [2022-03-15 15:10:20,786 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1027839557] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:20,786 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:20,786 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 15:10:20,786 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1869410626] [2022-03-15 15:10:20,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:20,787 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 15:10:20,787 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:20,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 15:10:20,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 15:10:20,787 INFO L87 Difference]: Start difference. First operand 3682 states and 7048 transitions. Second operand has 6 states, 5 states have (on average 31.6) internal successors, (158), 6 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:21,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:21,238 INFO L93 Difference]: Finished difference Result 4042 states and 7762 transitions. [2022-03-15 15:10:21,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 15:10:21,238 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 31.6) internal successors, (158), 6 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 203 [2022-03-15 15:10:21,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:21,245 INFO L225 Difference]: With dead ends: 4042 [2022-03-15 15:10:21,245 INFO L226 Difference]: Without dead ends: 4042 [2022-03-15 15:10:21,245 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 15:10:21,245 INFO L933 BasicCegarLoop]: 465 mSDtfsCounter, 254 mSDsluCounter, 795 mSDsCounter, 0 mSdLazyCounter, 770 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 254 SdHoareTripleChecker+Valid, 1257 SdHoareTripleChecker+Invalid, 807 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 770 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:21,245 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [254 Valid, 1257 Invalid, 807 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 770 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-03-15 15:10:21,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4042 states. [2022-03-15 15:10:21,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4042 to 3914. [2022-03-15 15:10:21,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3914 states, 3886 states have (on average 1.9320638188368502) internal successors, (7508), 3913 states have internal predecessors, (7508), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:21,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3914 states to 3914 states and 7508 transitions. [2022-03-15 15:10:21,291 INFO L78 Accepts]: Start accepts. Automaton has 3914 states and 7508 transitions. Word has length 203 [2022-03-15 15:10:21,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:21,291 INFO L470 AbstractCegarLoop]: Abstraction has 3914 states and 7508 transitions. [2022-03-15 15:10:21,291 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 31.6) internal successors, (158), 6 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:21,291 INFO L276 IsEmpty]: Start isEmpty. Operand 3914 states and 7508 transitions. [2022-03-15 15:10:21,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2022-03-15 15:10:21,293 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:21,293 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:21,293 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-03-15 15:10:21,293 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:10:21,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:21,293 INFO L85 PathProgramCache]: Analyzing trace with hash -289697930, now seen corresponding path program 1 times [2022-03-15 15:10:21,293 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:21,293 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [208179841] [2022-03-15 15:10:21,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:21,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:21,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:21,398 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:10:21,398 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:21,398 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [208179841] [2022-03-15 15:10:21,398 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [208179841] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:21,398 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:21,398 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 15:10:21,398 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [813357136] [2022-03-15 15:10:21,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:21,399 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 15:10:21,399 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:21,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 15:10:21,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 15:10:21,399 INFO L87 Difference]: Start difference. First operand 3914 states and 7508 transitions. Second operand has 6 states, 5 states have (on average 33.6) internal successors, (168), 6 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:21,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:21,669 INFO L93 Difference]: Finished difference Result 4650 states and 8903 transitions. [2022-03-15 15:10:21,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 15:10:21,670 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 33.6) internal successors, (168), 6 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 213 [2022-03-15 15:10:21,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:21,676 INFO L225 Difference]: With dead ends: 4650 [2022-03-15 15:10:21,676 INFO L226 Difference]: Without dead ends: 4416 [2022-03-15 15:10:21,677 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 15:10:21,677 INFO L933 BasicCegarLoop]: 465 mSDtfsCounter, 279 mSDsluCounter, 367 mSDsCounter, 0 mSdLazyCounter, 399 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 279 SdHoareTripleChecker+Valid, 831 SdHoareTripleChecker+Invalid, 439 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 399 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:21,677 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [279 Valid, 831 Invalid, 439 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 399 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 15:10:21,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4416 states. [2022-03-15 15:10:21,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4416 to 3912. [2022-03-15 15:10:21,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3912 states, 3885 states have (on average 1.9266409266409266) internal successors, (7485), 3911 states have internal predecessors, (7485), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:21,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3912 states to 3912 states and 7485 transitions. [2022-03-15 15:10:21,719 INFO L78 Accepts]: Start accepts. Automaton has 3912 states and 7485 transitions. Word has length 213 [2022-03-15 15:10:21,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:21,719 INFO L470 AbstractCegarLoop]: Abstraction has 3912 states and 7485 transitions. [2022-03-15 15:10:21,719 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 33.6) internal successors, (168), 6 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:21,719 INFO L276 IsEmpty]: Start isEmpty. Operand 3912 states and 7485 transitions. [2022-03-15 15:10:21,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2022-03-15 15:10:21,721 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:21,721 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:21,721 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-03-15 15:10:21,721 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:10:21,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:21,721 INFO L85 PathProgramCache]: Analyzing trace with hash 1844961197, now seen corresponding path program 1 times [2022-03-15 15:10:21,722 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:21,722 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1593207978] [2022-03-15 15:10:21,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:21,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:21,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:21,849 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:10:21,849 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:21,849 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1593207978] [2022-03-15 15:10:21,850 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1593207978] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:21,850 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:21,850 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 15:10:21,850 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [730194684] [2022-03-15 15:10:21,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:21,850 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 15:10:21,850 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:21,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 15:10:21,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 15:10:21,851 INFO L87 Difference]: Start difference. First operand 3912 states and 7485 transitions. Second operand has 6 states, 5 states have (on average 33.8) internal successors, (169), 6 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:22,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:22,159 INFO L93 Difference]: Finished difference Result 4072 states and 7800 transitions. [2022-03-15 15:10:22,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 15:10:22,159 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 33.8) internal successors, (169), 6 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 214 [2022-03-15 15:10:22,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:22,167 INFO L225 Difference]: With dead ends: 4072 [2022-03-15 15:10:22,167 INFO L226 Difference]: Without dead ends: 4072 [2022-03-15 15:10:22,167 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 15:10:22,168 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 102 mSDsluCounter, 550 mSDsCounter, 0 mSdLazyCounter, 557 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 883 SdHoareTripleChecker+Invalid, 562 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 557 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:22,168 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [102 Valid, 883 Invalid, 562 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 557 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-03-15 15:10:22,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4072 states. [2022-03-15 15:10:22,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4072 to 4031. [2022-03-15 15:10:22,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4031 states, 4004 states have (on average 1.9278221778221778) internal successors, (7719), 4030 states have internal predecessors, (7719), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:22,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4031 states to 4031 states and 7719 transitions. [2022-03-15 15:10:22,223 INFO L78 Accepts]: Start accepts. Automaton has 4031 states and 7719 transitions. Word has length 214 [2022-03-15 15:10:22,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:22,223 INFO L470 AbstractCegarLoop]: Abstraction has 4031 states and 7719 transitions. [2022-03-15 15:10:22,224 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 33.8) internal successors, (169), 6 states have internal predecessors, (169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:22,224 INFO L276 IsEmpty]: Start isEmpty. Operand 4031 states and 7719 transitions. [2022-03-15 15:10:22,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2022-03-15 15:10:22,226 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:22,226 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:22,226 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-03-15 15:10:22,226 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:10:22,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:22,226 INFO L85 PathProgramCache]: Analyzing trace with hash 896770647, now seen corresponding path program 1 times [2022-03-15 15:10:22,227 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:22,227 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456738552] [2022-03-15 15:10:22,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:22,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:22,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:22,519 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:10:22,520 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:22,520 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [456738552] [2022-03-15 15:10:22,520 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [456738552] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:22,520 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:22,520 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-15 15:10:22,520 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1565909542] [2022-03-15 15:10:22,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:22,520 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-15 15:10:22,520 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:22,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-15 15:10:22,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=185, Unknown=0, NotChecked=0, Total=240 [2022-03-15 15:10:22,521 INFO L87 Difference]: Start difference. First operand 4031 states and 7719 transitions. Second operand has 16 states, 15 states have (on average 11.666666666666666) internal successors, (175), 16 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:23,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:23,146 INFO L93 Difference]: Finished difference Result 4051 states and 7758 transitions. [2022-03-15 15:10:23,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:10:23,146 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 11.666666666666666) internal successors, (175), 16 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 220 [2022-03-15 15:10:23,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:23,152 INFO L225 Difference]: With dead ends: 4051 [2022-03-15 15:10:23,152 INFO L226 Difference]: Without dead ends: 4051 [2022-03-15 15:10:23,153 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 188 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=236, Invalid=694, Unknown=0, NotChecked=0, Total=930 [2022-03-15 15:10:23,153 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 1160 mSDsluCounter, 1297 mSDsCounter, 0 mSdLazyCounter, 895 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1160 SdHoareTripleChecker+Valid, 1629 SdHoareTripleChecker+Invalid, 970 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 895 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:23,153 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1160 Valid, 1629 Invalid, 970 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 895 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-03-15 15:10:23,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4051 states. [2022-03-15 15:10:23,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4051 to 3993. [2022-03-15 15:10:23,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3993 states, 3967 states have (on average 1.926644819763045) internal successors, (7643), 3992 states have internal predecessors, (7643), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:23,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3993 states to 3993 states and 7643 transitions. [2022-03-15 15:10:23,197 INFO L78 Accepts]: Start accepts. Automaton has 3993 states and 7643 transitions. Word has length 220 [2022-03-15 15:10:23,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:23,197 INFO L470 AbstractCegarLoop]: Abstraction has 3993 states and 7643 transitions. [2022-03-15 15:10:23,197 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 11.666666666666666) internal successors, (175), 16 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:23,198 INFO L276 IsEmpty]: Start isEmpty. Operand 3993 states and 7643 transitions. [2022-03-15 15:10:23,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2022-03-15 15:10:23,199 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:23,200 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:23,200 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-03-15 15:10:23,200 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:10:23,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:23,200 INFO L85 PathProgramCache]: Analyzing trace with hash 1470409344, now seen corresponding path program 1 times [2022-03-15 15:10:23,200 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:23,200 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [24154942] [2022-03-15 15:10:23,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:23,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:23,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:23,643 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:10:23,643 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:23,643 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [24154942] [2022-03-15 15:10:23,643 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [24154942] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:23,643 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:23,643 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:10:23,643 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521927210] [2022-03-15 15:10:23,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:23,644 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:10:23,644 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:23,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:10:23,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=304, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:10:23,644 INFO L87 Difference]: Start difference. First operand 3993 states and 7643 transitions. Second operand has 20 states, 19 states have (on average 9.210526315789474) internal successors, (175), 20 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:25,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:25,416 INFO L93 Difference]: Finished difference Result 4523 states and 8664 transitions. [2022-03-15 15:10:25,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-03-15 15:10:25,417 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 9.210526315789474) internal successors, (175), 20 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 220 [2022-03-15 15:10:25,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:25,424 INFO L225 Difference]: With dead ends: 4523 [2022-03-15 15:10:25,425 INFO L226 Difference]: Without dead ends: 4523 [2022-03-15 15:10:25,425 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 512 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=544, Invalid=1712, Unknown=0, NotChecked=0, Total=2256 [2022-03-15 15:10:25,426 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 1666 mSDsluCounter, 1547 mSDsCounter, 0 mSdLazyCounter, 2107 mSolverCounterSat, 365 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1666 SdHoareTripleChecker+Valid, 1830 SdHoareTripleChecker+Invalid, 2472 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 365 IncrementalHoareTripleChecker+Valid, 2107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:25,426 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1666 Valid, 1830 Invalid, 2472 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [365 Valid, 2107 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:10:25,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4523 states. [2022-03-15 15:10:25,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4523 to 4009. [2022-03-15 15:10:25,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4009 states, 3983 states have (on average 1.9269394928445895) internal successors, (7675), 4008 states have internal predecessors, (7675), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:25,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4009 states to 4009 states and 7675 transitions. [2022-03-15 15:10:25,470 INFO L78 Accepts]: Start accepts. Automaton has 4009 states and 7675 transitions. Word has length 220 [2022-03-15 15:10:25,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:25,470 INFO L470 AbstractCegarLoop]: Abstraction has 4009 states and 7675 transitions. [2022-03-15 15:10:25,470 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 9.210526315789474) internal successors, (175), 20 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:25,470 INFO L276 IsEmpty]: Start isEmpty. Operand 4009 states and 7675 transitions. [2022-03-15 15:10:25,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2022-03-15 15:10:25,472 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:25,472 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:25,472 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-03-15 15:10:25,472 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:10:25,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:25,473 INFO L85 PathProgramCache]: Analyzing trace with hash -1468002352, now seen corresponding path program 2 times [2022-03-15 15:10:25,473 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:25,473 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1469640291] [2022-03-15 15:10:25,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:25,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:25,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:26,005 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:10:26,006 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:26,006 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1469640291] [2022-03-15 15:10:26,006 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1469640291] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:26,006 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:26,006 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-03-15 15:10:26,006 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1610140291] [2022-03-15 15:10:26,006 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:26,006 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-03-15 15:10:26,006 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:26,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-03-15 15:10:26,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=219, Unknown=0, NotChecked=0, Total=272 [2022-03-15 15:10:26,007 INFO L87 Difference]: Start difference. First operand 4009 states and 7675 transitions. Second operand has 17 states, 16 states have (on average 10.9375) internal successors, (175), 17 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:27,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:27,491 INFO L93 Difference]: Finished difference Result 7433 states and 14392 transitions. [2022-03-15 15:10:27,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 15:10:27,492 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 10.9375) internal successors, (175), 17 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 220 [2022-03-15 15:10:27,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:27,502 INFO L225 Difference]: With dead ends: 7433 [2022-03-15 15:10:27,502 INFO L226 Difference]: Without dead ends: 7433 [2022-03-15 15:10:27,503 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 219 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=321, Invalid=869, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:10:27,503 INFO L933 BasicCegarLoop]: 327 mSDtfsCounter, 1676 mSDsluCounter, 1447 mSDsCounter, 0 mSdLazyCounter, 1573 mSolverCounterSat, 388 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1676 SdHoareTripleChecker+Valid, 1772 SdHoareTripleChecker+Invalid, 1961 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 388 IncrementalHoareTripleChecker+Valid, 1573 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:27,503 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1676 Valid, 1772 Invalid, 1961 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [388 Valid, 1573 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:10:27,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7433 states. [2022-03-15 15:10:27,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7433 to 4010. [2022-03-15 15:10:27,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4010 states, 3984 states have (on average 1.9269578313253013) internal successors, (7677), 4009 states have internal predecessors, (7677), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:27,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4010 states to 4010 states and 7677 transitions. [2022-03-15 15:10:27,557 INFO L78 Accepts]: Start accepts. Automaton has 4010 states and 7677 transitions. Word has length 220 [2022-03-15 15:10:27,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:27,557 INFO L470 AbstractCegarLoop]: Abstraction has 4010 states and 7677 transitions. [2022-03-15 15:10:27,557 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 10.9375) internal successors, (175), 17 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:27,557 INFO L276 IsEmpty]: Start isEmpty. Operand 4010 states and 7677 transitions. [2022-03-15 15:10:27,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2022-03-15 15:10:27,559 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:27,559 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:27,559 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-03-15 15:10:27,559 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:10:27,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:27,560 INFO L85 PathProgramCache]: Analyzing trace with hash -1780255460, now seen corresponding path program 3 times [2022-03-15 15:10:27,560 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:27,561 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [472387171] [2022-03-15 15:10:27,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:27,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:27,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:27,826 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:10:27,826 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:27,826 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [472387171] [2022-03-15 15:10:27,826 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [472387171] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:27,826 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:27,826 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-15 15:10:27,826 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [565347351] [2022-03-15 15:10:27,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:27,827 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-15 15:10:27,827 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:27,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-15 15:10:27,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=159, Unknown=0, NotChecked=0, Total=210 [2022-03-15 15:10:27,827 INFO L87 Difference]: Start difference. First operand 4010 states and 7677 transitions. Second operand has 15 states, 14 states have (on average 12.5) internal successors, (175), 15 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:28,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:28,714 INFO L93 Difference]: Finished difference Result 7176 states and 13878 transitions. [2022-03-15 15:10:28,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:10:28,714 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 12.5) internal successors, (175), 15 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 220 [2022-03-15 15:10:28,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:28,725 INFO L225 Difference]: With dead ends: 7176 [2022-03-15 15:10:28,725 INFO L226 Difference]: Without dead ends: 7176 [2022-03-15 15:10:28,725 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 161 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=238, Invalid=632, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:10:28,726 INFO L933 BasicCegarLoop]: 298 mSDtfsCounter, 751 mSDsluCounter, 1158 mSDsCounter, 0 mSdLazyCounter, 1051 mSolverCounterSat, 228 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 751 SdHoareTripleChecker+Valid, 1454 SdHoareTripleChecker+Invalid, 1279 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 228 IncrementalHoareTripleChecker+Valid, 1051 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:28,726 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [751 Valid, 1454 Invalid, 1279 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [228 Valid, 1051 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-15 15:10:28,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7176 states. [2022-03-15 15:10:28,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7176 to 4013. [2022-03-15 15:10:28,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4013 states, 3987 states have (on average 1.927012791572611) internal successors, (7683), 4012 states have internal predecessors, (7683), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:28,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4013 states to 4013 states and 7683 transitions. [2022-03-15 15:10:28,783 INFO L78 Accepts]: Start accepts. Automaton has 4013 states and 7683 transitions. Word has length 220 [2022-03-15 15:10:28,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:28,783 INFO L470 AbstractCegarLoop]: Abstraction has 4013 states and 7683 transitions. [2022-03-15 15:10:28,784 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 12.5) internal successors, (175), 15 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:28,784 INFO L276 IsEmpty]: Start isEmpty. Operand 4013 states and 7683 transitions. [2022-03-15 15:10:28,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2022-03-15 15:10:28,786 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:28,786 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:28,786 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-03-15 15:10:28,786 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:10:28,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:28,786 INFO L85 PathProgramCache]: Analyzing trace with hash 1161686480, now seen corresponding path program 4 times [2022-03-15 15:10:28,786 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:28,786 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1954348225] [2022-03-15 15:10:28,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:28,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:28,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:29,479 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:10:29,479 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:29,479 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1954348225] [2022-03-15 15:10:29,479 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1954348225] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:29,479 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:29,479 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-15 15:10:29,479 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1666191034] [2022-03-15 15:10:29,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:29,480 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-15 15:10:29,480 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:29,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-15 15:10:29,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=194, Unknown=0, NotChecked=0, Total=240 [2022-03-15 15:10:29,480 INFO L87 Difference]: Start difference. First operand 4013 states and 7683 transitions. Second operand has 16 states, 15 states have (on average 11.666666666666666) internal successors, (175), 16 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:30,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:30,843 INFO L93 Difference]: Finished difference Result 7302 states and 14130 transitions. [2022-03-15 15:10:30,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 15:10:30,843 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 11.666666666666666) internal successors, (175), 16 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 220 [2022-03-15 15:10:30,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:30,852 INFO L225 Difference]: With dead ends: 7302 [2022-03-15 15:10:30,852 INFO L226 Difference]: Without dead ends: 7302 [2022-03-15 15:10:30,853 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 194 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=282, Invalid=774, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:10:30,853 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 1484 mSDsluCounter, 1463 mSDsCounter, 0 mSdLazyCounter, 1498 mSolverCounterSat, 324 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1484 SdHoareTripleChecker+Valid, 1772 SdHoareTripleChecker+Invalid, 1822 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 324 IncrementalHoareTripleChecker+Valid, 1498 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:30,853 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1484 Valid, 1772 Invalid, 1822 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [324 Valid, 1498 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:10:30,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7302 states. [2022-03-15 15:10:30,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7302 to 4013. [2022-03-15 15:10:30,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4013 states, 3987 states have (on average 1.927012791572611) internal successors, (7683), 4012 states have internal predecessors, (7683), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:30,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4013 states to 4013 states and 7683 transitions. [2022-03-15 15:10:30,903 INFO L78 Accepts]: Start accepts. Automaton has 4013 states and 7683 transitions. Word has length 220 [2022-03-15 15:10:30,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:30,903 INFO L470 AbstractCegarLoop]: Abstraction has 4013 states and 7683 transitions. [2022-03-15 15:10:30,903 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 11.666666666666666) internal successors, (175), 16 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:30,903 INFO L276 IsEmpty]: Start isEmpty. Operand 4013 states and 7683 transitions. [2022-03-15 15:10:30,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2022-03-15 15:10:30,905 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:30,905 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:30,905 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-03-15 15:10:30,905 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:10:30,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:30,906 INFO L85 PathProgramCache]: Analyzing trace with hash -1278337102, now seen corresponding path program 5 times [2022-03-15 15:10:30,906 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:30,906 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1340581096] [2022-03-15 15:10:30,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:30,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:30,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:31,729 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:10:31,730 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:31,730 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1340581096] [2022-03-15 15:10:31,730 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1340581096] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:31,730 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:31,730 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-15 15:10:31,730 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333156579] [2022-03-15 15:10:31,730 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:31,730 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-15 15:10:31,730 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:31,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-15 15:10:31,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=338, Unknown=0, NotChecked=0, Total=420 [2022-03-15 15:10:31,731 INFO L87 Difference]: Start difference. First operand 4013 states and 7683 transitions. Second operand has 21 states, 20 states have (on average 8.75) internal successors, (175), 21 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:33,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:33,206 INFO L93 Difference]: Finished difference Result 7401 states and 14327 transitions. [2022-03-15 15:10:33,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 15:10:33,206 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 8.75) internal successors, (175), 21 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 220 [2022-03-15 15:10:33,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:33,216 INFO L225 Difference]: With dead ends: 7401 [2022-03-15 15:10:33,216 INFO L226 Difference]: Without dead ends: 7401 [2022-03-15 15:10:33,217 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 249 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=376, Invalid=1030, Unknown=0, NotChecked=0, Total=1406 [2022-03-15 15:10:33,218 INFO L933 BasicCegarLoop]: 365 mSDtfsCounter, 1624 mSDsluCounter, 1890 mSDsCounter, 0 mSdLazyCounter, 2162 mSolverCounterSat, 369 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1624 SdHoareTripleChecker+Valid, 2251 SdHoareTripleChecker+Invalid, 2531 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 369 IncrementalHoareTripleChecker+Valid, 2162 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:33,219 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1624 Valid, 2251 Invalid, 2531 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [369 Valid, 2162 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:10:33,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7401 states. [2022-03-15 15:10:33,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7401 to 3968. [2022-03-15 15:10:33,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3968 states, 3942 states have (on average 1.926179604261796) internal successors, (7593), 3967 states have internal predecessors, (7593), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:33,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3968 states to 3968 states and 7593 transitions. [2022-03-15 15:10:33,271 INFO L78 Accepts]: Start accepts. Automaton has 3968 states and 7593 transitions. Word has length 220 [2022-03-15 15:10:33,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:33,272 INFO L470 AbstractCegarLoop]: Abstraction has 3968 states and 7593 transitions. [2022-03-15 15:10:33,272 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 8.75) internal successors, (175), 21 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:33,272 INFO L276 IsEmpty]: Start isEmpty. Operand 3968 states and 7593 transitions. [2022-03-15 15:10:33,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2022-03-15 15:10:33,274 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:33,274 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:33,274 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-03-15 15:10:33,274 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:10:33,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:33,275 INFO L85 PathProgramCache]: Analyzing trace with hash -1590590210, now seen corresponding path program 6 times [2022-03-15 15:10:33,275 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:33,275 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1620204970] [2022-03-15 15:10:33,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:33,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:33,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:33,934 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:10:33,935 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:33,935 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1620204970] [2022-03-15 15:10:33,935 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1620204970] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:33,935 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:33,935 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-03-15 15:10:33,935 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [172123380] [2022-03-15 15:10:33,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:33,935 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-03-15 15:10:33,935 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:33,936 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-03-15 15:10:33,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=223, Unknown=0, NotChecked=0, Total=272 [2022-03-15 15:10:33,936 INFO L87 Difference]: Start difference. First operand 3968 states and 7593 transitions. Second operand has 17 states, 16 states have (on average 10.9375) internal successors, (175), 17 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:35,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:35,386 INFO L93 Difference]: Finished difference Result 7352 states and 14228 transitions. [2022-03-15 15:10:35,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:10:35,386 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 10.9375) internal successors, (175), 17 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 220 [2022-03-15 15:10:35,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:35,396 INFO L225 Difference]: With dead ends: 7352 [2022-03-15 15:10:35,396 INFO L226 Difference]: Without dead ends: 7352 [2022-03-15 15:10:35,396 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 186 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=279, Invalid=777, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:10:35,397 INFO L933 BasicCegarLoop]: 336 mSDtfsCounter, 1599 mSDsluCounter, 1658 mSDsCounter, 0 mSdLazyCounter, 1601 mSolverCounterSat, 399 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1599 SdHoareTripleChecker+Valid, 1990 SdHoareTripleChecker+Invalid, 2000 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 399 IncrementalHoareTripleChecker+Valid, 1601 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:35,397 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1599 Valid, 1990 Invalid, 2000 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [399 Valid, 1601 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:10:35,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7352 states. [2022-03-15 15:10:35,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7352 to 3969. [2022-03-15 15:10:35,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3969 states, 3943 states have (on average 1.9261983261476034) internal successors, (7595), 3968 states have internal predecessors, (7595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:35,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3969 states to 3969 states and 7595 transitions. [2022-03-15 15:10:35,453 INFO L78 Accepts]: Start accepts. Automaton has 3969 states and 7595 transitions. Word has length 220 [2022-03-15 15:10:35,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:35,453 INFO L470 AbstractCegarLoop]: Abstraction has 3969 states and 7595 transitions. [2022-03-15 15:10:35,453 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 10.9375) internal successors, (175), 17 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:35,453 INFO L276 IsEmpty]: Start isEmpty. Operand 3969 states and 7595 transitions. [2022-03-15 15:10:35,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2022-03-15 15:10:35,454 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:35,455 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:35,455 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-03-15 15:10:35,455 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:10:35,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:35,455 INFO L85 PathProgramCache]: Analyzing trace with hash 1351351730, now seen corresponding path program 7 times [2022-03-15 15:10:35,455 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:35,455 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1871594017] [2022-03-15 15:10:35,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:35,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:35,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:35,757 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:10:35,758 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:35,758 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1871594017] [2022-03-15 15:10:35,758 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1871594017] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:35,758 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:35,758 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-15 15:10:35,758 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [790981670] [2022-03-15 15:10:35,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:35,759 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-15 15:10:35,759 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:35,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-15 15:10:35,759 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=187, Unknown=0, NotChecked=0, Total=240 [2022-03-15 15:10:35,759 INFO L87 Difference]: Start difference. First operand 3969 states and 7595 transitions. Second operand has 16 states, 15 states have (on average 11.666666666666666) internal successors, (175), 16 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:37,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:37,305 INFO L93 Difference]: Finished difference Result 7478 states and 14480 transitions. [2022-03-15 15:10:37,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-15 15:10:37,305 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 11.666666666666666) internal successors, (175), 16 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 220 [2022-03-15 15:10:37,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:37,314 INFO L225 Difference]: With dead ends: 7478 [2022-03-15 15:10:37,314 INFO L226 Difference]: Without dead ends: 7478 [2022-03-15 15:10:37,314 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 217 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=304, Invalid=818, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:10:37,314 INFO L933 BasicCegarLoop]: 324 mSDtfsCounter, 1320 mSDsluCounter, 1657 mSDsCounter, 0 mSdLazyCounter, 1933 mSolverCounterSat, 375 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1320 SdHoareTripleChecker+Valid, 1978 SdHoareTripleChecker+Invalid, 2308 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 375 IncrementalHoareTripleChecker+Valid, 1933 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:37,315 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1320 Valid, 1978 Invalid, 2308 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [375 Valid, 1933 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:10:37,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7478 states. [2022-03-15 15:10:37,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7478 to 3967. [2022-03-15 15:10:37,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3967 states, 3941 states have (on average 1.926160872874905) internal successors, (7591), 3966 states have internal predecessors, (7591), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:37,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3967 states to 3967 states and 7591 transitions. [2022-03-15 15:10:37,365 INFO L78 Accepts]: Start accepts. Automaton has 3967 states and 7591 transitions. Word has length 220 [2022-03-15 15:10:37,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:37,365 INFO L470 AbstractCegarLoop]: Abstraction has 3967 states and 7591 transitions. [2022-03-15 15:10:37,365 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 11.666666666666666) internal successors, (175), 16 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:37,365 INFO L276 IsEmpty]: Start isEmpty. Operand 3967 states and 7591 transitions. [2022-03-15 15:10:37,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2022-03-15 15:10:37,367 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:37,367 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:37,367 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-03-15 15:10:37,367 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:10:37,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:37,367 INFO L85 PathProgramCache]: Analyzing trace with hash -324858510, now seen corresponding path program 8 times [2022-03-15 15:10:37,367 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:37,367 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [580195637] [2022-03-15 15:10:37,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:37,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:37,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:37,869 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:10:37,869 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:37,869 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [580195637] [2022-03-15 15:10:37,869 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [580195637] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:37,869 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:37,869 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-03-15 15:10:37,869 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [78101575] [2022-03-15 15:10:37,869 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:37,869 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-03-15 15:10:37,869 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:37,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-03-15 15:10:37,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=221, Unknown=0, NotChecked=0, Total=272 [2022-03-15 15:10:37,870 INFO L87 Difference]: Start difference. First operand 3967 states and 7591 transitions. Second operand has 17 states, 16 states have (on average 10.9375) internal successors, (175), 17 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:39,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:39,871 INFO L93 Difference]: Finished difference Result 7312 states and 14149 transitions. [2022-03-15 15:10:39,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:10:39,871 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 10.9375) internal successors, (175), 17 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 220 [2022-03-15 15:10:39,872 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:39,880 INFO L225 Difference]: With dead ends: 7312 [2022-03-15 15:10:39,880 INFO L226 Difference]: Without dead ends: 7312 [2022-03-15 15:10:39,881 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=297, Invalid=759, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:10:39,881 INFO L933 BasicCegarLoop]: 433 mSDtfsCounter, 1595 mSDsluCounter, 2616 mSDsCounter, 0 mSdLazyCounter, 2702 mSolverCounterSat, 343 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1595 SdHoareTripleChecker+Valid, 3044 SdHoareTripleChecker+Invalid, 3045 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 343 IncrementalHoareTripleChecker+Valid, 2702 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:39,881 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1595 Valid, 3044 Invalid, 3045 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [343 Valid, 2702 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:10:39,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7312 states. [2022-03-15 15:10:39,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7312 to 3967. [2022-03-15 15:10:39,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3967 states, 3941 states have (on average 1.926160872874905) internal successors, (7591), 3966 states have internal predecessors, (7591), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:39,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3967 states to 3967 states and 7591 transitions. [2022-03-15 15:10:39,942 INFO L78 Accepts]: Start accepts. Automaton has 3967 states and 7591 transitions. Word has length 220 [2022-03-15 15:10:39,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:39,942 INFO L470 AbstractCegarLoop]: Abstraction has 3967 states and 7591 transitions. [2022-03-15 15:10:39,942 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 10.9375) internal successors, (175), 17 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:39,942 INFO L276 IsEmpty]: Start isEmpty. Operand 3967 states and 7591 transitions. [2022-03-15 15:10:39,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2022-03-15 15:10:39,944 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:39,944 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:39,944 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-03-15 15:10:39,944 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:10:39,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:39,944 INFO L85 PathProgramCache]: Analyzing trace with hash -63674084, now seen corresponding path program 9 times [2022-03-15 15:10:39,945 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:39,945 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1466144820] [2022-03-15 15:10:39,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:39,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:39,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:40,462 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:10:40,462 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:40,462 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1466144820] [2022-03-15 15:10:40,462 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1466144820] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:40,462 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:40,462 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-03-15 15:10:40,462 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [866773336] [2022-03-15 15:10:40,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:40,463 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-03-15 15:10:40,463 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:40,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-03-15 15:10:40,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=223, Unknown=0, NotChecked=0, Total=272 [2022-03-15 15:10:40,463 INFO L87 Difference]: Start difference. First operand 3967 states and 7591 transitions. Second operand has 17 states, 16 states have (on average 10.9375) internal successors, (175), 17 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:42,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:42,111 INFO L93 Difference]: Finished difference Result 7342 states and 14208 transitions. [2022-03-15 15:10:42,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:10:42,111 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 10.9375) internal successors, (175), 17 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 220 [2022-03-15 15:10:42,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:42,119 INFO L225 Difference]: With dead ends: 7342 [2022-03-15 15:10:42,119 INFO L226 Difference]: Without dead ends: 7342 [2022-03-15 15:10:42,119 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 178 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=287, Invalid=769, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:10:42,120 INFO L933 BasicCegarLoop]: 372 mSDtfsCounter, 1942 mSDsluCounter, 1926 mSDsCounter, 0 mSdLazyCounter, 1967 mSolverCounterSat, 410 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1942 SdHoareTripleChecker+Valid, 2293 SdHoareTripleChecker+Invalid, 2377 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 410 IncrementalHoareTripleChecker+Valid, 1967 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:42,120 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1942 Valid, 2293 Invalid, 2377 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [410 Valid, 1967 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:10:42,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7342 states. [2022-03-15 15:10:42,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7342 to 3965. [2022-03-15 15:10:42,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3965 states, 3939 states have (on average 1.926123381568926) internal successors, (7587), 3964 states have internal predecessors, (7587), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:42,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3965 states to 3965 states and 7587 transitions. [2022-03-15 15:10:42,180 INFO L78 Accepts]: Start accepts. Automaton has 3965 states and 7587 transitions. Word has length 220 [2022-03-15 15:10:42,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:42,181 INFO L470 AbstractCegarLoop]: Abstraction has 3965 states and 7587 transitions. [2022-03-15 15:10:42,181 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 10.9375) internal successors, (175), 17 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:42,181 INFO L276 IsEmpty]: Start isEmpty. Operand 3965 states and 7587 transitions. [2022-03-15 15:10:42,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2022-03-15 15:10:42,182 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:42,182 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:42,182 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-03-15 15:10:42,183 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:10:42,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:42,184 INFO L85 PathProgramCache]: Analyzing trace with hash -1416699440, now seen corresponding path program 10 times [2022-03-15 15:10:42,184 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:42,184 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1551804107] [2022-03-15 15:10:42,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:42,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:42,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:43,007 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:10:43,007 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:43,008 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1551804107] [2022-03-15 15:10:43,008 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1551804107] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:43,008 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:43,008 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2022-03-15 15:10:43,008 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [629934255] [2022-03-15 15:10:43,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:43,008 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-03-15 15:10:43,008 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:43,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-03-15 15:10:43,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=379, Unknown=0, NotChecked=0, Total=462 [2022-03-15 15:10:43,009 INFO L87 Difference]: Start difference. First operand 3965 states and 7587 transitions. Second operand has 22 states, 21 states have (on average 8.333333333333334) internal successors, (175), 22 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:44,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:44,541 INFO L93 Difference]: Finished difference Result 7269 states and 14063 transitions. [2022-03-15 15:10:44,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 15:10:44,541 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 8.333333333333334) internal successors, (175), 22 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 220 [2022-03-15 15:10:44,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:44,550 INFO L225 Difference]: With dead ends: 7269 [2022-03-15 15:10:44,550 INFO L226 Difference]: Without dead ends: 7269 [2022-03-15 15:10:44,550 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 237 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=405, Invalid=1077, Unknown=0, NotChecked=0, Total=1482 [2022-03-15 15:10:44,555 INFO L933 BasicCegarLoop]: 389 mSDtfsCounter, 2639 mSDsluCounter, 2238 mSDsCounter, 0 mSdLazyCounter, 2415 mSolverCounterSat, 550 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2639 SdHoareTripleChecker+Valid, 2623 SdHoareTripleChecker+Invalid, 2965 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 550 IncrementalHoareTripleChecker+Valid, 2415 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:44,556 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2639 Valid, 2623 Invalid, 2965 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [550 Valid, 2415 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:10:44,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7269 states. [2022-03-15 15:10:44,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7269 to 3788. [2022-03-15 15:10:44,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3788 states, 3765 states have (on average 1.9211155378486056) internal successors, (7233), 3787 states have internal predecessors, (7233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:44,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3788 states to 3788 states and 7233 transitions. [2022-03-15 15:10:44,611 INFO L78 Accepts]: Start accepts. Automaton has 3788 states and 7233 transitions. Word has length 220 [2022-03-15 15:10:44,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:44,611 INFO L470 AbstractCegarLoop]: Abstraction has 3788 states and 7233 transitions. [2022-03-15 15:10:44,611 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 8.333333333333334) internal successors, (175), 22 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:44,611 INFO L276 IsEmpty]: Start isEmpty. Operand 3788 states and 7233 transitions. [2022-03-15 15:10:44,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2022-03-15 15:10:44,613 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:44,613 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:44,613 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-03-15 15:10:44,613 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:10:44,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:44,614 INFO L85 PathProgramCache]: Analyzing trace with hash 646110130, now seen corresponding path program 1 times [2022-03-15 15:10:44,614 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:44,615 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [814707348] [2022-03-15 15:10:44,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:44,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:44,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:44,696 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:10:44,696 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:44,697 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [814707348] [2022-03-15 15:10:44,697 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [814707348] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:44,697 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:44,697 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 15:10:44,697 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1176674132] [2022-03-15 15:10:44,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:44,697 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 15:10:44,697 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:44,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 15:10:44,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 15:10:44,698 INFO L87 Difference]: Start difference. First operand 3788 states and 7233 transitions. Second operand has 6 states, 5 states have (on average 35.4) internal successors, (177), 6 states have internal predecessors, (177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:44,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:44,934 INFO L93 Difference]: Finished difference Result 3941 states and 7534 transitions. [2022-03-15 15:10:44,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 15:10:44,935 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 35.4) internal successors, (177), 6 states have internal predecessors, (177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 222 [2022-03-15 15:10:44,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:44,939 INFO L225 Difference]: With dead ends: 3941 [2022-03-15 15:10:44,939 INFO L226 Difference]: Without dead ends: 3941 [2022-03-15 15:10:44,939 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 15:10:44,940 INFO L933 BasicCegarLoop]: 336 mSDtfsCounter, 97 mSDsluCounter, 411 mSDsCounter, 0 mSdLazyCounter, 407 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 747 SdHoareTripleChecker+Invalid, 414 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 407 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:44,940 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [97 Valid, 747 Invalid, 414 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 407 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 15:10:44,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3941 states. [2022-03-15 15:10:44,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3941 to 3904. [2022-03-15 15:10:44,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3904 states, 3881 states have (on average 1.9224426694150991) internal successors, (7461), 3903 states have internal predecessors, (7461), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:44,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3904 states to 3904 states and 7461 transitions. [2022-03-15 15:10:44,978 INFO L78 Accepts]: Start accepts. Automaton has 3904 states and 7461 transitions. Word has length 222 [2022-03-15 15:10:44,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:44,979 INFO L470 AbstractCegarLoop]: Abstraction has 3904 states and 7461 transitions. [2022-03-15 15:10:44,979 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 35.4) internal successors, (177), 6 states have internal predecessors, (177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:44,979 INFO L276 IsEmpty]: Start isEmpty. Operand 3904 states and 7461 transitions. [2022-03-15 15:10:44,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-03-15 15:10:44,980 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:44,981 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:44,981 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-03-15 15:10:44,981 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:10:44,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:44,981 INFO L85 PathProgramCache]: Analyzing trace with hash 1815094868, now seen corresponding path program 1 times [2022-03-15 15:10:44,982 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:44,982 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [189345533] [2022-03-15 15:10:44,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:44,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:45,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:45,779 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:10:45,779 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:45,779 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [189345533] [2022-03-15 15:10:45,779 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [189345533] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:45,779 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:45,779 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:10:45,780 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128838436] [2022-03-15 15:10:45,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:45,780 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:10:45,780 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:45,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:10:45,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=765, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:10:45,781 INFO L87 Difference]: Start difference. First operand 3904 states and 7461 transitions. Second operand has 30 states, 29 states have (on average 6.241379310344827) internal successors, (181), 30 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:48,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:48,387 INFO L93 Difference]: Finished difference Result 4180 states and 7969 transitions. [2022-03-15 15:10:48,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-15 15:10:48,388 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.241379310344827) internal successors, (181), 30 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 226 [2022-03-15 15:10:48,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:48,391 INFO L225 Difference]: With dead ends: 4180 [2022-03-15 15:10:48,391 INFO L226 Difference]: Without dead ends: 4180 [2022-03-15 15:10:48,392 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1153 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=851, Invalid=4405, Unknown=0, NotChecked=0, Total=5256 [2022-03-15 15:10:48,392 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 3244 mSDsluCounter, 2646 mSDsCounter, 0 mSdLazyCounter, 2700 mSolverCounterSat, 261 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3244 SdHoareTripleChecker+Valid, 2903 SdHoareTripleChecker+Invalid, 2961 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 261 IncrementalHoareTripleChecker+Valid, 2700 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:48,393 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3244 Valid, 2903 Invalid, 2961 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [261 Valid, 2700 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:10:48,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4180 states. [2022-03-15 15:10:48,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4180 to 3915. [2022-03-15 15:10:48,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3915 states, 3892 states have (on average 1.9226618705035972) internal successors, (7483), 3914 states have internal predecessors, (7483), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:48,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3915 states to 3915 states and 7483 transitions. [2022-03-15 15:10:48,425 INFO L78 Accepts]: Start accepts. Automaton has 3915 states and 7483 transitions. Word has length 226 [2022-03-15 15:10:48,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:48,425 INFO L470 AbstractCegarLoop]: Abstraction has 3915 states and 7483 transitions. [2022-03-15 15:10:48,426 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.241379310344827) internal successors, (181), 30 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:48,426 INFO L276 IsEmpty]: Start isEmpty. Operand 3915 states and 7483 transitions. [2022-03-15 15:10:48,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-03-15 15:10:48,427 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:48,427 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:48,427 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-03-15 15:10:48,428 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:10:48,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:48,428 INFO L85 PathProgramCache]: Analyzing trace with hash -1222927964, now seen corresponding path program 2 times [2022-03-15 15:10:48,428 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:48,428 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [522839705] [2022-03-15 15:10:48,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:48,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:48,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:49,193 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:10:49,193 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:49,193 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [522839705] [2022-03-15 15:10:49,193 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [522839705] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:49,193 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:49,193 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:10:49,193 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544439520] [2022-03-15 15:10:49,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:49,193 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:10:49,193 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:49,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:10:49,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=751, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:10:49,194 INFO L87 Difference]: Start difference. First operand 3915 states and 7483 transitions. Second operand has 30 states, 29 states have (on average 6.241379310344827) internal successors, (181), 30 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:51,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:51,557 INFO L93 Difference]: Finished difference Result 4220 states and 8049 transitions. [2022-03-15 15:10:51,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-15 15:10:51,557 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.241379310344827) internal successors, (181), 30 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 226 [2022-03-15 15:10:51,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:51,562 INFO L225 Difference]: With dead ends: 4220 [2022-03-15 15:10:51,562 INFO L226 Difference]: Without dead ends: 4220 [2022-03-15 15:10:51,563 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1347 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=845, Invalid=4267, Unknown=0, NotChecked=0, Total=5112 [2022-03-15 15:10:51,563 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 2686 mSDsluCounter, 3290 mSDsCounter, 0 mSdLazyCounter, 3230 mSolverCounterSat, 232 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2686 SdHoareTripleChecker+Valid, 3547 SdHoareTripleChecker+Invalid, 3462 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 232 IncrementalHoareTripleChecker+Valid, 3230 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:51,563 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2686 Valid, 3547 Invalid, 3462 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [232 Valid, 3230 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:10:51,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4220 states. [2022-03-15 15:10:51,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4220 to 3929. [2022-03-15 15:10:51,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3929 states, 3906 states have (on average 1.9229390681003584) internal successors, (7511), 3928 states have internal predecessors, (7511), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:51,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3929 states to 3929 states and 7511 transitions. [2022-03-15 15:10:51,598 INFO L78 Accepts]: Start accepts. Automaton has 3929 states and 7511 transitions. Word has length 226 [2022-03-15 15:10:51,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:51,598 INFO L470 AbstractCegarLoop]: Abstraction has 3929 states and 7511 transitions. [2022-03-15 15:10:51,599 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.241379310344827) internal successors, (181), 30 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:51,599 INFO L276 IsEmpty]: Start isEmpty. Operand 3929 states and 7511 transitions. [2022-03-15 15:10:51,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-03-15 15:10:51,600 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:51,600 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:51,600 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-03-15 15:10:51,601 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:10:51,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:51,601 INFO L85 PathProgramCache]: Analyzing trace with hash -586759020, now seen corresponding path program 3 times [2022-03-15 15:10:51,601 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:51,601 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139171759] [2022-03-15 15:10:51,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:51,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:51,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:52,294 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:10:52,294 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:52,294 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139171759] [2022-03-15 15:10:52,294 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2139171759] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:52,294 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:52,295 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:10:52,295 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [346195255] [2022-03-15 15:10:52,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:52,295 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:10:52,295 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:52,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:10:52,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=771, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:10:52,296 INFO L87 Difference]: Start difference. First operand 3929 states and 7511 transitions. Second operand has 30 states, 29 states have (on average 6.241379310344827) internal successors, (181), 30 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:55,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:55,466 INFO L93 Difference]: Finished difference Result 4268 states and 8145 transitions. [2022-03-15 15:10:55,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-15 15:10:55,466 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.241379310344827) internal successors, (181), 30 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 226 [2022-03-15 15:10:55,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:55,471 INFO L225 Difference]: With dead ends: 4268 [2022-03-15 15:10:55,471 INFO L226 Difference]: Without dead ends: 4268 [2022-03-15 15:10:55,472 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1101 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=842, Invalid=4270, Unknown=0, NotChecked=0, Total=5112 [2022-03-15 15:10:55,473 INFO L933 BasicCegarLoop]: 250 mSDtfsCounter, 2486 mSDsluCounter, 3823 mSDsCounter, 0 mSdLazyCounter, 3679 mSolverCounterSat, 233 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2486 SdHoareTripleChecker+Valid, 4068 SdHoareTripleChecker+Invalid, 3912 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 233 IncrementalHoareTripleChecker+Valid, 3679 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:55,473 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2486 Valid, 4068 Invalid, 3912 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [233 Valid, 3679 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:10:55,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4268 states. [2022-03-15 15:10:55,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4268 to 3959. [2022-03-15 15:10:55,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3959 states, 3936 states have (on average 1.923780487804878) internal successors, (7572), 3958 states have internal predecessors, (7572), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:55,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3959 states to 3959 states and 7572 transitions. [2022-03-15 15:10:55,531 INFO L78 Accepts]: Start accepts. Automaton has 3959 states and 7572 transitions. Word has length 226 [2022-03-15 15:10:55,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:55,531 INFO L470 AbstractCegarLoop]: Abstraction has 3959 states and 7572 transitions. [2022-03-15 15:10:55,531 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.241379310344827) internal successors, (181), 30 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:55,531 INFO L276 IsEmpty]: Start isEmpty. Operand 3959 states and 7572 transitions. [2022-03-15 15:10:55,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-03-15 15:10:55,533 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:55,533 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:55,533 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-03-15 15:10:55,533 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:10:55,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:55,534 INFO L85 PathProgramCache]: Analyzing trace with hash -415495698, now seen corresponding path program 4 times [2022-03-15 15:10:55,534 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:55,534 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104018606] [2022-03-15 15:10:55,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:55,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:55,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:56,243 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:10:56,243 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:56,243 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1104018606] [2022-03-15 15:10:56,243 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1104018606] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:56,243 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:56,243 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:10:56,243 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667217764] [2022-03-15 15:10:56,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:56,243 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:10:56,244 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:56,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:10:56,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=115, Invalid=755, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:10:56,244 INFO L87 Difference]: Start difference. First operand 3959 states and 7572 transitions. Second operand has 30 states, 29 states have (on average 6.241379310344827) internal successors, (181), 30 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:58,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:58,855 INFO L93 Difference]: Finished difference Result 4313 states and 8235 transitions. [2022-03-15 15:10:58,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-15 15:10:58,855 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.241379310344827) internal successors, (181), 30 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 226 [2022-03-15 15:10:58,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:58,860 INFO L225 Difference]: With dead ends: 4313 [2022-03-15 15:10:58,860 INFO L226 Difference]: Without dead ends: 4313 [2022-03-15 15:10:58,861 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1638 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=1059, Invalid=5261, Unknown=0, NotChecked=0, Total=6320 [2022-03-15 15:10:58,862 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 2452 mSDsluCounter, 2726 mSDsCounter, 0 mSdLazyCounter, 2569 mSolverCounterSat, 283 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2452 SdHoareTripleChecker+Valid, 2983 SdHoareTripleChecker+Invalid, 2852 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 283 IncrementalHoareTripleChecker+Valid, 2569 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:58,862 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2452 Valid, 2983 Invalid, 2852 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [283 Valid, 2569 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:10:58,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4313 states. [2022-03-15 15:10:58,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4313 to 3957. [2022-03-15 15:10:58,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3957 states, 3934 states have (on average 1.9234875444839858) internal successors, (7567), 3956 states have internal predecessors, (7567), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:58,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3957 states to 3957 states and 7567 transitions. [2022-03-15 15:10:58,898 INFO L78 Accepts]: Start accepts. Automaton has 3957 states and 7567 transitions. Word has length 226 [2022-03-15 15:10:58,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:58,898 INFO L470 AbstractCegarLoop]: Abstraction has 3957 states and 7567 transitions. [2022-03-15 15:10:58,899 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.241379310344827) internal successors, (181), 30 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:58,899 INFO L276 IsEmpty]: Start isEmpty. Operand 3957 states and 7567 transitions. [2022-03-15 15:10:58,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-03-15 15:10:58,900 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:58,900 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:58,901 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-03-15 15:10:58,901 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:10:58,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:58,901 INFO L85 PathProgramCache]: Analyzing trace with hash 521873179, now seen corresponding path program 1 times [2022-03-15 15:10:58,901 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:58,901 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1657904993] [2022-03-15 15:10:58,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:58,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:58,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:59,645 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:10:59,645 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:59,645 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1657904993] [2022-03-15 15:10:59,645 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1657904993] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:59,645 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:59,645 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:10:59,646 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [689750348] [2022-03-15 15:10:59,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:59,646 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:10:59,646 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:59,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:10:59,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=754, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:10:59,647 INFO L87 Difference]: Start difference. First operand 3957 states and 7567 transitions. Second operand has 30 states, 29 states have (on average 6.241379310344827) internal successors, (181), 30 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:02,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:11:02,608 INFO L93 Difference]: Finished difference Result 5554 states and 10675 transitions. [2022-03-15 15:11:02,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-15 15:11:02,609 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.241379310344827) internal successors, (181), 30 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 226 [2022-03-15 15:11:02,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:11:02,615 INFO L225 Difference]: With dead ends: 5554 [2022-03-15 15:11:02,615 INFO L226 Difference]: Without dead ends: 5554 [2022-03-15 15:11:02,616 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1387 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=1120, Invalid=4580, Unknown=0, NotChecked=0, Total=5700 [2022-03-15 15:11:02,616 INFO L933 BasicCegarLoop]: 334 mSDtfsCounter, 3025 mSDsluCounter, 2976 mSDsCounter, 0 mSdLazyCounter, 3484 mSolverCounterSat, 263 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3025 SdHoareTripleChecker+Valid, 3304 SdHoareTripleChecker+Invalid, 3747 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 263 IncrementalHoareTripleChecker+Valid, 3484 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:11:02,616 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3025 Valid, 3304 Invalid, 3747 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [263 Valid, 3484 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:11:02,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5554 states. [2022-03-15 15:11:02,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5554 to 4159. [2022-03-15 15:11:02,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4159 states, 4136 states have (on average 1.928191489361702) internal successors, (7975), 4158 states have internal predecessors, (7975), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:02,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4159 states to 4159 states and 7975 transitions. [2022-03-15 15:11:02,658 INFO L78 Accepts]: Start accepts. Automaton has 4159 states and 7975 transitions. Word has length 226 [2022-03-15 15:11:02,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:11:02,658 INFO L470 AbstractCegarLoop]: Abstraction has 4159 states and 7975 transitions. [2022-03-15 15:11:02,658 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.241379310344827) internal successors, (181), 30 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:02,658 INFO L276 IsEmpty]: Start isEmpty. Operand 4159 states and 7975 transitions. [2022-03-15 15:11:02,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-03-15 15:11:02,660 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:11:02,660 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:11:02,660 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-03-15 15:11:02,660 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:11:02,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:11:02,660 INFO L85 PathProgramCache]: Analyzing trace with hash 1666161984, now seen corresponding path program 5 times [2022-03-15 15:11:02,660 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:11:02,661 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419307127] [2022-03-15 15:11:02,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:11:02,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:11:02,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:11:03,327 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:11:03,327 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:11:03,328 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [419307127] [2022-03-15 15:11:03,328 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [419307127] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:11:03,328 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:11:03,328 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:11:03,328 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207654732] [2022-03-15 15:11:03,328 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:11:03,328 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:11:03,328 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:11:03,328 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:11:03,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=113, Invalid=757, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:11:03,329 INFO L87 Difference]: Start difference. First operand 4159 states and 7975 transitions. Second operand has 30 states, 29 states have (on average 6.241379310344827) internal successors, (181), 30 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:05,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:11:05,949 INFO L93 Difference]: Finished difference Result 5264 states and 10098 transitions. [2022-03-15 15:11:05,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-15 15:11:05,949 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.241379310344827) internal successors, (181), 30 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 226 [2022-03-15 15:11:05,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:11:05,954 INFO L225 Difference]: With dead ends: 5264 [2022-03-15 15:11:05,954 INFO L226 Difference]: Without dead ends: 5264 [2022-03-15 15:11:05,956 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1818 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=1147, Invalid=5659, Unknown=0, NotChecked=0, Total=6806 [2022-03-15 15:11:05,957 INFO L933 BasicCegarLoop]: 299 mSDtfsCounter, 2985 mSDsluCounter, 3085 mSDsCounter, 0 mSdLazyCounter, 2970 mSolverCounterSat, 300 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2985 SdHoareTripleChecker+Valid, 3379 SdHoareTripleChecker+Invalid, 3270 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 300 IncrementalHoareTripleChecker+Valid, 2970 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:11:05,957 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2985 Valid, 3379 Invalid, 3270 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [300 Valid, 2970 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:11:05,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5264 states. [2022-03-15 15:11:05,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5264 to 4103. [2022-03-15 15:11:05,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4103 states, 4080 states have (on average 1.9262254901960785) internal successors, (7859), 4102 states have internal predecessors, (7859), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:05,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4103 states to 4103 states and 7859 transitions. [2022-03-15 15:11:05,995 INFO L78 Accepts]: Start accepts. Automaton has 4103 states and 7859 transitions. Word has length 226 [2022-03-15 15:11:05,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:11:05,995 INFO L470 AbstractCegarLoop]: Abstraction has 4103 states and 7859 transitions. [2022-03-15 15:11:05,995 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.241379310344827) internal successors, (181), 30 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:05,995 INFO L276 IsEmpty]: Start isEmpty. Operand 4103 states and 7859 transitions. [2022-03-15 15:11:05,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-03-15 15:11:05,997 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:11:05,997 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:11:05,997 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-03-15 15:11:05,997 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:11:05,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:11:05,997 INFO L85 PathProgramCache]: Analyzing trace with hash -1873013113, now seen corresponding path program 2 times [2022-03-15 15:11:05,997 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:11:05,997 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [59599134] [2022-03-15 15:11:05,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:11:05,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:11:06,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:11:06,623 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:11:06,623 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:11:06,623 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [59599134] [2022-03-15 15:11:06,623 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [59599134] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:11:06,623 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:11:06,624 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:11:06,624 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [38806304] [2022-03-15 15:11:06,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:11:06,624 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:11:06,624 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:11:06,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:11:06,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=713, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:11:06,624 INFO L87 Difference]: Start difference. First operand 4103 states and 7859 transitions. Second operand has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:09,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:11:09,743 INFO L93 Difference]: Finished difference Result 5766 states and 11140 transitions. [2022-03-15 15:11:09,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-15 15:11:09,743 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 226 [2022-03-15 15:11:09,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:11:09,750 INFO L225 Difference]: With dead ends: 5766 [2022-03-15 15:11:09,750 INFO L226 Difference]: Without dead ends: 5766 [2022-03-15 15:11:09,751 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1029 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=1012, Invalid=3958, Unknown=0, NotChecked=0, Total=4970 [2022-03-15 15:11:09,751 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 1996 mSDsluCounter, 3204 mSDsCounter, 0 mSdLazyCounter, 3578 mSolverCounterSat, 180 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1996 SdHoareTripleChecker+Valid, 3536 SdHoareTripleChecker+Invalid, 3758 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 180 IncrementalHoareTripleChecker+Valid, 3578 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:11:09,751 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1996 Valid, 3536 Invalid, 3758 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [180 Valid, 3578 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:11:09,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5766 states. [2022-03-15 15:11:09,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5766 to 4206. [2022-03-15 15:11:09,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4206 states, 4183 states have (on average 1.9289983265598853) internal successors, (8069), 4205 states have internal predecessors, (8069), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:09,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4206 states to 4206 states and 8069 transitions. [2022-03-15 15:11:09,798 INFO L78 Accepts]: Start accepts. Automaton has 4206 states and 8069 transitions. Word has length 226 [2022-03-15 15:11:09,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:11:09,798 INFO L470 AbstractCegarLoop]: Abstraction has 4206 states and 8069 transitions. [2022-03-15 15:11:09,798 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:09,798 INFO L276 IsEmpty]: Start isEmpty. Operand 4206 states and 8069 transitions. [2022-03-15 15:11:09,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-03-15 15:11:09,800 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:11:09,800 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:11:09,800 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-03-15 15:11:09,800 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:11:09,802 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:11:09,802 INFO L85 PathProgramCache]: Analyzing trace with hash -540032176, now seen corresponding path program 6 times [2022-03-15 15:11:09,802 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:11:09,802 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1004676559] [2022-03-15 15:11:09,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:11:09,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:11:09,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:11:10,432 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:11:10,432 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:11:10,432 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1004676559] [2022-03-15 15:11:10,433 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1004676559] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:11:10,433 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:11:10,433 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:11:10,433 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2059546599] [2022-03-15 15:11:10,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:11:10,433 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:11:10,433 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:11:10,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:11:10,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=716, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:11:10,434 INFO L87 Difference]: Start difference. First operand 4206 states and 8069 transitions. Second operand has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:13,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:11:13,147 INFO L93 Difference]: Finished difference Result 5622 states and 10857 transitions. [2022-03-15 15:11:13,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-03-15 15:11:13,148 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 226 [2022-03-15 15:11:13,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:11:13,154 INFO L225 Difference]: With dead ends: 5622 [2022-03-15 15:11:13,154 INFO L226 Difference]: Without dead ends: 5622 [2022-03-15 15:11:13,157 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 834 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=674, Invalid=3486, Unknown=0, NotChecked=0, Total=4160 [2022-03-15 15:11:13,157 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 2022 mSDsluCounter, 3806 mSDsCounter, 0 mSdLazyCounter, 4160 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2022 SdHoareTripleChecker+Valid, 4112 SdHoareTripleChecker+Invalid, 4289 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 4160 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:11:13,165 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2022 Valid, 4112 Invalid, 4289 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 4160 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:11:13,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5622 states. [2022-03-15 15:11:13,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5622 to 4209. [2022-03-15 15:11:13,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4209 states, 4186 states have (on average 1.9290492116579072) internal successors, (8075), 4208 states have internal predecessors, (8075), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:13,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4209 states to 4209 states and 8075 transitions. [2022-03-15 15:11:13,208 INFO L78 Accepts]: Start accepts. Automaton has 4209 states and 8075 transitions. Word has length 226 [2022-03-15 15:11:13,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:11:13,209 INFO L470 AbstractCegarLoop]: Abstraction has 4209 states and 8075 transitions. [2022-03-15 15:11:13,209 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:13,209 INFO L276 IsEmpty]: Start isEmpty. Operand 4209 states and 8075 transitions. [2022-03-15 15:11:13,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-03-15 15:11:13,211 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:11:13,211 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:11:13,212 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-03-15 15:11:13,212 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:11:13,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:11:13,213 INFO L85 PathProgramCache]: Analyzing trace with hash -502138396, now seen corresponding path program 7 times [2022-03-15 15:11:13,213 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:11:13,213 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1283279701] [2022-03-15 15:11:13,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:11:13,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:11:13,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:11:13,745 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:11:13,745 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:11:13,745 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1283279701] [2022-03-15 15:11:13,745 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1283279701] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:11:13,745 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:11:13,745 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:11:13,746 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1342030077] [2022-03-15 15:11:13,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:11:13,746 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:11:13,746 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:11:13,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:11:13,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=713, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:11:13,747 INFO L87 Difference]: Start difference. First operand 4209 states and 8075 transitions. Second operand has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:15,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:11:15,346 INFO L93 Difference]: Finished difference Result 5558 states and 10727 transitions. [2022-03-15 15:11:15,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-03-15 15:11:15,347 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 226 [2022-03-15 15:11:15,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:11:15,352 INFO L225 Difference]: With dead ends: 5558 [2022-03-15 15:11:15,352 INFO L226 Difference]: Without dead ends: 5558 [2022-03-15 15:11:15,353 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 713 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=574, Invalid=2966, Unknown=0, NotChecked=0, Total=3540 [2022-03-15 15:11:15,353 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 2154 mSDsluCounter, 3177 mSDsCounter, 0 mSdLazyCounter, 3007 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2154 SdHoareTripleChecker+Valid, 3435 SdHoareTripleChecker+Invalid, 3121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 3007 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:11:15,353 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2154 Valid, 3435 Invalid, 3121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 3007 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:11:15,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5558 states. [2022-03-15 15:11:15,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5558 to 4251. [2022-03-15 15:11:15,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4251 states, 4228 states have (on average 1.9304635761589404) internal successors, (8162), 4250 states have internal predecessors, (8162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:15,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4251 states to 4251 states and 8162 transitions. [2022-03-15 15:11:15,396 INFO L78 Accepts]: Start accepts. Automaton has 4251 states and 8162 transitions. Word has length 226 [2022-03-15 15:11:15,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:11:15,396 INFO L470 AbstractCegarLoop]: Abstraction has 4251 states and 8162 transitions. [2022-03-15 15:11:15,396 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:15,396 INFO L276 IsEmpty]: Start isEmpty. Operand 4251 states and 8162 transitions. [2022-03-15 15:11:15,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-03-15 15:11:15,398 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:11:15,398 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:11:15,398 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-03-15 15:11:15,398 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:11:15,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:11:15,398 INFO L85 PathProgramCache]: Analyzing trace with hash 1150274994, now seen corresponding path program 8 times [2022-03-15 15:11:15,398 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:11:15,399 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898107488] [2022-03-15 15:11:15,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:11:15,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:11:15,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:11:16,168 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:11:16,168 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:11:16,168 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898107488] [2022-03-15 15:11:16,168 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1898107488] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:11:16,168 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:11:16,168 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:11:16,169 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1267733453] [2022-03-15 15:11:16,169 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:11:16,169 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:11:16,169 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:11:16,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:11:16,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=115, Invalid=755, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:11:16,169 INFO L87 Difference]: Start difference. First operand 4251 states and 8162 transitions. Second operand has 30 states, 29 states have (on average 6.241379310344827) internal successors, (181), 30 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:18,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:11:18,330 INFO L93 Difference]: Finished difference Result 6385 states and 12384 transitions. [2022-03-15 15:11:18,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-15 15:11:18,331 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.241379310344827) internal successors, (181), 30 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 226 [2022-03-15 15:11:18,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:11:18,337 INFO L225 Difference]: With dead ends: 6385 [2022-03-15 15:11:18,337 INFO L226 Difference]: Without dead ends: 6385 [2022-03-15 15:11:18,337 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1297 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=950, Invalid=4452, Unknown=0, NotChecked=0, Total=5402 [2022-03-15 15:11:18,338 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 2212 mSDsluCounter, 3031 mSDsCounter, 0 mSdLazyCounter, 3461 mSolverCounterSat, 196 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2212 SdHoareTripleChecker+Valid, 3357 SdHoareTripleChecker+Invalid, 3657 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 196 IncrementalHoareTripleChecker+Valid, 3461 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:11:18,338 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2212 Valid, 3357 Invalid, 3657 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [196 Valid, 3461 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:11:18,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6385 states. [2022-03-15 15:11:18,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6385 to 4137. [2022-03-15 15:11:18,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4137 states, 4114 states have (on average 1.9268351968886728) internal successors, (7927), 4136 states have internal predecessors, (7927), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:18,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4137 states to 4137 states and 7927 transitions. [2022-03-15 15:11:18,379 INFO L78 Accepts]: Start accepts. Automaton has 4137 states and 7927 transitions. Word has length 226 [2022-03-15 15:11:18,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:11:18,379 INFO L470 AbstractCegarLoop]: Abstraction has 4137 states and 7927 transitions. [2022-03-15 15:11:18,379 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.241379310344827) internal successors, (181), 30 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:18,379 INFO L276 IsEmpty]: Start isEmpty. Operand 4137 states and 7927 transitions. [2022-03-15 15:11:18,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-03-15 15:11:18,380 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:11:18,380 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:11:18,381 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-03-15 15:11:18,381 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:11:18,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:11:18,381 INFO L85 PathProgramCache]: Analyzing trace with hash 698301887, now seen corresponding path program 3 times [2022-03-15 15:11:18,381 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:11:18,381 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [813969949] [2022-03-15 15:11:18,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:11:18,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:11:18,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:11:19,019 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:11:19,019 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:11:19,019 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [813969949] [2022-03-15 15:11:19,019 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [813969949] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:11:19,019 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:11:19,019 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:11:19,019 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1102999262] [2022-03-15 15:11:19,020 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:11:19,020 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:11:19,020 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:11:19,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:11:19,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:11:19,020 INFO L87 Difference]: Start difference. First operand 4137 states and 7927 transitions. Second operand has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:21,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:11:21,949 INFO L93 Difference]: Finished difference Result 4728 states and 9105 transitions. [2022-03-15 15:11:21,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-15 15:11:21,950 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 226 [2022-03-15 15:11:21,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:11:21,955 INFO L225 Difference]: With dead ends: 4728 [2022-03-15 15:11:21,955 INFO L226 Difference]: Without dead ends: 4728 [2022-03-15 15:11:21,958 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 883 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=875, Invalid=3547, Unknown=0, NotChecked=0, Total=4422 [2022-03-15 15:11:21,959 INFO L933 BasicCegarLoop]: 285 mSDtfsCounter, 2022 mSDsluCounter, 4608 mSDsCounter, 0 mSdLazyCounter, 4679 mSolverCounterSat, 205 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2022 SdHoareTripleChecker+Valid, 4887 SdHoareTripleChecker+Invalid, 4884 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 205 IncrementalHoareTripleChecker+Valid, 4679 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:11:21,959 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2022 Valid, 4887 Invalid, 4884 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [205 Valid, 4679 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:11:21,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4728 states. [2022-03-15 15:11:21,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4728 to 4129. [2022-03-15 15:11:21,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4129 states, 4106 states have (on average 1.926692644909888) internal successors, (7911), 4128 states have internal predecessors, (7911), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:21,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4129 states to 4129 states and 7911 transitions. [2022-03-15 15:11:21,998 INFO L78 Accepts]: Start accepts. Automaton has 4129 states and 7911 transitions. Word has length 226 [2022-03-15 15:11:21,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:11:21,998 INFO L470 AbstractCegarLoop]: Abstraction has 4129 states and 7911 transitions. [2022-03-15 15:11:21,998 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:21,999 INFO L276 IsEmpty]: Start isEmpty. Operand 4129 states and 7911 transitions. [2022-03-15 15:11:22,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-03-15 15:11:22,000 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:11:22,000 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:11:22,000 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2022-03-15 15:11:22,000 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:11:22,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:11:22,001 INFO L85 PathProgramCache]: Analyzing trace with hash -1327907685, now seen corresponding path program 4 times [2022-03-15 15:11:22,001 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:11:22,001 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [398588389] [2022-03-15 15:11:22,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:11:22,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:11:22,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:11:22,789 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:11:22,789 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:11:22,789 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [398588389] [2022-03-15 15:11:22,789 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [398588389] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:11:22,789 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:11:22,789 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:11:22,789 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1390760787] [2022-03-15 15:11:22,789 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:11:22,790 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:11:22,790 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:11:22,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:11:22,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=713, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:11:22,790 INFO L87 Difference]: Start difference. First operand 4129 states and 7911 transitions. Second operand has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:24,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:11:24,807 INFO L93 Difference]: Finished difference Result 4289 states and 8229 transitions. [2022-03-15 15:11:24,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-03-15 15:11:24,808 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 226 [2022-03-15 15:11:24,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:11:24,813 INFO L225 Difference]: With dead ends: 4289 [2022-03-15 15:11:24,813 INFO L226 Difference]: Without dead ends: 4289 [2022-03-15 15:11:24,814 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 627 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=667, Invalid=2755, Unknown=0, NotChecked=0, Total=3422 [2022-03-15 15:11:24,814 INFO L933 BasicCegarLoop]: 219 mSDtfsCounter, 1590 mSDsluCounter, 2969 mSDsCounter, 0 mSdLazyCounter, 2380 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1590 SdHoareTripleChecker+Valid, 3182 SdHoareTripleChecker+Invalid, 2486 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 2380 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:11:24,814 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1590 Valid, 3182 Invalid, 2486 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 2380 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:11:24,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4289 states. [2022-03-15 15:11:24,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4289 to 4130. [2022-03-15 15:11:24,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4130 states, 4107 states have (on average 1.9267104942780617) internal successors, (7913), 4129 states have internal predecessors, (7913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:24,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4130 states to 4130 states and 7913 transitions. [2022-03-15 15:11:24,879 INFO L78 Accepts]: Start accepts. Automaton has 4130 states and 7913 transitions. Word has length 226 [2022-03-15 15:11:24,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:11:24,879 INFO L470 AbstractCegarLoop]: Abstraction has 4130 states and 7913 transitions. [2022-03-15 15:11:24,879 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:24,879 INFO L276 IsEmpty]: Start isEmpty. Operand 4130 states and 7913 transitions. [2022-03-15 15:11:24,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-03-15 15:11:24,881 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:11:24,881 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:11:24,881 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2022-03-15 15:11:24,881 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:11:24,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:11:24,882 INFO L85 PathProgramCache]: Analyzing trace with hash 1221956835, now seen corresponding path program 5 times [2022-03-15 15:11:24,882 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:11:24,882 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1947061429] [2022-03-15 15:11:24,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:11:24,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:11:24,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:11:25,350 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:11:25,351 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:11:25,351 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1947061429] [2022-03-15 15:11:25,351 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1947061429] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:11:25,351 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:11:25,351 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:11:25,351 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1567507648] [2022-03-15 15:11:25,351 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:11:25,352 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:11:25,352 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:11:25,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:11:25,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:11:25,352 INFO L87 Difference]: Start difference. First operand 4130 states and 7913 transitions. Second operand has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:27,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:11:27,372 INFO L93 Difference]: Finished difference Result 4510 states and 8669 transitions. [2022-03-15 15:11:27,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-03-15 15:11:27,372 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 226 [2022-03-15 15:11:27,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:11:27,400 INFO L225 Difference]: With dead ends: 4510 [2022-03-15 15:11:27,400 INFO L226 Difference]: Without dead ends: 4510 [2022-03-15 15:11:27,400 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 783 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=837, Invalid=3323, Unknown=0, NotChecked=0, Total=4160 [2022-03-15 15:11:27,401 INFO L933 BasicCegarLoop]: 256 mSDtfsCounter, 1902 mSDsluCounter, 3454 mSDsCounter, 0 mSdLazyCounter, 3097 mSolverCounterSat, 130 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1902 SdHoareTripleChecker+Valid, 3704 SdHoareTripleChecker+Invalid, 3227 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 130 IncrementalHoareTripleChecker+Valid, 3097 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:11:27,401 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1902 Valid, 3704 Invalid, 3227 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [130 Valid, 3097 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:11:27,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4510 states. [2022-03-15 15:11:27,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4510 to 4130. [2022-03-15 15:11:27,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4130 states, 4107 states have (on average 1.9267104942780617) internal successors, (7913), 4129 states have internal predecessors, (7913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:27,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4130 states to 4130 states and 7913 transitions. [2022-03-15 15:11:27,446 INFO L78 Accepts]: Start accepts. Automaton has 4130 states and 7913 transitions. Word has length 226 [2022-03-15 15:11:27,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:11:27,446 INFO L470 AbstractCegarLoop]: Abstraction has 4130 states and 7913 transitions. [2022-03-15 15:11:27,446 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:27,446 INFO L276 IsEmpty]: Start isEmpty. Operand 4130 states and 7913 transitions. [2022-03-15 15:11:27,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-03-15 15:11:27,449 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:11:27,449 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:11:27,449 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2022-03-15 15:11:27,449 INFO L402 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:11:27,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:11:27,449 INFO L85 PathProgramCache]: Analyzing trace with hash -1657341569, now seen corresponding path program 6 times [2022-03-15 15:11:27,449 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:11:27,450 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [27403712] [2022-03-15 15:11:27,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:11:27,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:11:27,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:11:28,300 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:11:28,301 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:11:28,301 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [27403712] [2022-03-15 15:11:28,301 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [27403712] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:11:28,301 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:11:28,301 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:11:28,301 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726278507] [2022-03-15 15:11:28,301 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:11:28,301 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:11:28,301 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:11:28,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:11:28,302 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=718, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:11:28,302 INFO L87 Difference]: Start difference. First operand 4130 states and 7913 transitions. Second operand has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:31,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:11:31,316 INFO L93 Difference]: Finished difference Result 4467 states and 8585 transitions. [2022-03-15 15:11:31,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-15 15:11:31,317 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 226 [2022-03-15 15:11:31,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:11:31,322 INFO L225 Difference]: With dead ends: 4467 [2022-03-15 15:11:31,322 INFO L226 Difference]: Without dead ends: 4467 [2022-03-15 15:11:31,322 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 819 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=853, Invalid=3437, Unknown=0, NotChecked=0, Total=4290 [2022-03-15 15:11:31,323 INFO L933 BasicCegarLoop]: 250 mSDtfsCounter, 1672 mSDsluCounter, 3031 mSDsCounter, 0 mSdLazyCounter, 3007 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1672 SdHoareTripleChecker+Valid, 3275 SdHoareTripleChecker+Invalid, 3151 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 3007 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:11:31,324 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1672 Valid, 3275 Invalid, 3151 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 3007 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:11:31,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4467 states. [2022-03-15 15:11:31,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4467 to 4114. [2022-03-15 15:11:31,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4114 states, 4091 states have (on average 1.9264238572476167) internal successors, (7881), 4113 states have internal predecessors, (7881), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:31,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4114 states to 4114 states and 7881 transitions. [2022-03-15 15:11:31,362 INFO L78 Accepts]: Start accepts. Automaton has 4114 states and 7881 transitions. Word has length 226 [2022-03-15 15:11:31,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:11:31,362 INFO L470 AbstractCegarLoop]: Abstraction has 4114 states and 7881 transitions. [2022-03-15 15:11:31,362 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:31,362 INFO L276 IsEmpty]: Start isEmpty. Operand 4114 states and 7881 transitions. [2022-03-15 15:11:31,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-03-15 15:11:31,364 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:11:31,364 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:11:31,364 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2022-03-15 15:11:31,364 INFO L402 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:11:31,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:11:31,364 INFO L85 PathProgramCache]: Analyzing trace with hash -1713163031, now seen corresponding path program 7 times [2022-03-15 15:11:31,364 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:11:31,364 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [307198548] [2022-03-15 15:11:31,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:11:31,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:11:31,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:11:31,890 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:11:31,891 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:11:31,891 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [307198548] [2022-03-15 15:11:31,891 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [307198548] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:11:31,891 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:11:31,891 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:11:31,891 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [133479494] [2022-03-15 15:11:31,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:11:31,891 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:11:31,891 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:11:31,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:11:31,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=714, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:11:31,892 INFO L87 Difference]: Start difference. First operand 4114 states and 7881 transitions. Second operand has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:34,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:11:34,235 INFO L93 Difference]: Finished difference Result 6425 states and 12419 transitions. [2022-03-15 15:11:34,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-15 15:11:34,235 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 226 [2022-03-15 15:11:34,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:11:34,241 INFO L225 Difference]: With dead ends: 6425 [2022-03-15 15:11:34,241 INFO L226 Difference]: Without dead ends: 6425 [2022-03-15 15:11:34,242 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 871 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=945, Invalid=3611, Unknown=0, NotChecked=0, Total=4556 [2022-03-15 15:11:34,242 INFO L933 BasicCegarLoop]: 392 mSDtfsCounter, 2240 mSDsluCounter, 3788 mSDsCounter, 0 mSdLazyCounter, 3744 mSolverCounterSat, 209 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2240 SdHoareTripleChecker+Valid, 4173 SdHoareTripleChecker+Invalid, 3953 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 209 IncrementalHoareTripleChecker+Valid, 3744 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:11:34,243 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2240 Valid, 4173 Invalid, 3953 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [209 Valid, 3744 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:11:34,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6425 states. [2022-03-15 15:11:34,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6425 to 4035. [2022-03-15 15:11:34,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4035 states, 4012 states have (on average 1.924975074775673) internal successors, (7723), 4034 states have internal predecessors, (7723), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:34,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4035 states to 4035 states and 7723 transitions. [2022-03-15 15:11:34,285 INFO L78 Accepts]: Start accepts. Automaton has 4035 states and 7723 transitions. Word has length 226 [2022-03-15 15:11:34,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:11:34,285 INFO L470 AbstractCegarLoop]: Abstraction has 4035 states and 7723 transitions. [2022-03-15 15:11:34,286 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:34,286 INFO L276 IsEmpty]: Start isEmpty. Operand 4035 states and 7723 transitions. [2022-03-15 15:11:34,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-03-15 15:11:34,287 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:11:34,287 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:11:34,288 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2022-03-15 15:11:34,288 INFO L402 AbstractCegarLoop]: === Iteration 43 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:11:34,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:11:34,288 INFO L85 PathProgramCache]: Analyzing trace with hash -380182094, now seen corresponding path program 9 times [2022-03-15 15:11:34,288 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:11:34,288 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838888611] [2022-03-15 15:11:34,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:11:34,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:11:34,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:11:34,897 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:11:34,897 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:11:34,897 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1838888611] [2022-03-15 15:11:34,897 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1838888611] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:11:34,897 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:11:34,897 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:11:34,897 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [686444678] [2022-03-15 15:11:34,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:11:34,898 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:11:34,898 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:11:34,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:11:34,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:11:34,898 INFO L87 Difference]: Start difference. First operand 4035 states and 7723 transitions. Second operand has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:37,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:11:37,492 INFO L93 Difference]: Finished difference Result 6228 states and 12030 transitions. [2022-03-15 15:11:37,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-03-15 15:11:37,494 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 226 [2022-03-15 15:11:37,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:11:37,501 INFO L225 Difference]: With dead ends: 6228 [2022-03-15 15:11:37,501 INFO L226 Difference]: Without dead ends: 6228 [2022-03-15 15:11:37,502 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1163 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=883, Invalid=4519, Unknown=0, NotChecked=0, Total=5402 [2022-03-15 15:11:37,502 INFO L933 BasicCegarLoop]: 369 mSDtfsCounter, 2087 mSDsluCounter, 4270 mSDsCounter, 0 mSdLazyCounter, 4909 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2087 SdHoareTripleChecker+Valid, 4633 SdHoareTripleChecker+Invalid, 5042 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 4909 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:11:37,502 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2087 Valid, 4633 Invalid, 5042 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 4909 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:11:37,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6228 states. [2022-03-15 15:11:37,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6228 to 3979. [2022-03-15 15:11:37,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3979 states, 3957 states have (on average 1.9234268385140258) internal successors, (7611), 3978 states have internal predecessors, (7611), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:37,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3979 states to 3979 states and 7611 transitions. [2022-03-15 15:11:37,546 INFO L78 Accepts]: Start accepts. Automaton has 3979 states and 7611 transitions. Word has length 226 [2022-03-15 15:11:37,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:11:37,546 INFO L470 AbstractCegarLoop]: Abstraction has 3979 states and 7611 transitions. [2022-03-15 15:11:37,546 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:37,546 INFO L276 IsEmpty]: Start isEmpty. Operand 3979 states and 7611 transitions. [2022-03-15 15:11:37,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-03-15 15:11:37,548 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:11:37,548 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:11:37,548 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2022-03-15 15:11:37,548 INFO L402 AbstractCegarLoop]: === Iteration 44 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:11:37,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:11:37,548 INFO L85 PathProgramCache]: Analyzing trace with hash 1310125076, now seen corresponding path program 10 times [2022-03-15 15:11:37,548 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:11:37,548 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1934757099] [2022-03-15 15:11:37,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:11:37,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:11:37,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:11:38,272 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:11:38,273 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:11:38,273 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1934757099] [2022-03-15 15:11:38,273 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1934757099] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:11:38,273 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:11:38,273 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:11:38,273 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202396724] [2022-03-15 15:11:38,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:11:38,278 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:11:38,278 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:11:38,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:11:38,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=750, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:11:38,279 INFO L87 Difference]: Start difference. First operand 3979 states and 7611 transitions. Second operand has 30 states, 29 states have (on average 6.241379310344827) internal successors, (181), 30 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:41,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:11:41,245 INFO L93 Difference]: Finished difference Result 6926 states and 13426 transitions. [2022-03-15 15:11:41,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-15 15:11:41,246 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.241379310344827) internal successors, (181), 30 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 226 [2022-03-15 15:11:41,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:11:41,252 INFO L225 Difference]: With dead ends: 6926 [2022-03-15 15:11:41,252 INFO L226 Difference]: Without dead ends: 6926 [2022-03-15 15:11:41,253 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1609 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=1132, Invalid=5030, Unknown=0, NotChecked=0, Total=6162 [2022-03-15 15:11:41,253 INFO L933 BasicCegarLoop]: 389 mSDtfsCounter, 2573 mSDsluCounter, 4363 mSDsCounter, 0 mSdLazyCounter, 5077 mSolverCounterSat, 213 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2573 SdHoareTripleChecker+Valid, 4747 SdHoareTripleChecker+Invalid, 5290 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 213 IncrementalHoareTripleChecker+Valid, 5077 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:11:41,253 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2573 Valid, 4747 Invalid, 5290 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [213 Valid, 5077 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:11:41,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6926 states. [2022-03-15 15:11:41,289 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6926 to 3885. [2022-03-15 15:11:41,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3885 states, 3863 states have (on average 1.9215635516438) internal successors, (7423), 3884 states have internal predecessors, (7423), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:41,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3885 states to 3885 states and 7423 transitions. [2022-03-15 15:11:41,295 INFO L78 Accepts]: Start accepts. Automaton has 3885 states and 7423 transitions. Word has length 226 [2022-03-15 15:11:41,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:11:41,296 INFO L470 AbstractCegarLoop]: Abstraction has 3885 states and 7423 transitions. [2022-03-15 15:11:41,296 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.241379310344827) internal successors, (181), 30 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:41,296 INFO L276 IsEmpty]: Start isEmpty. Operand 3885 states and 7423 transitions. [2022-03-15 15:11:41,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-03-15 15:11:41,297 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:11:41,297 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:11:41,297 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2022-03-15 15:11:41,297 INFO L402 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:11:41,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:11:41,298 INFO L85 PathProgramCache]: Analyzing trace with hash 858151969, now seen corresponding path program 8 times [2022-03-15 15:11:41,298 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:11:41,298 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [154786785] [2022-03-15 15:11:41,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:11:41,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:11:41,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:11:41,866 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:11:41,866 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:11:41,866 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [154786785] [2022-03-15 15:11:41,866 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [154786785] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:11:41,866 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:11:41,866 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:11:41,866 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [320138021] [2022-03-15 15:11:41,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:11:41,867 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:11:41,867 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:11:41,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:11:41,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:11:41,867 INFO L87 Difference]: Start difference. First operand 3885 states and 7423 transitions. Second operand has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:44,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:11:44,741 INFO L93 Difference]: Finished difference Result 5504 states and 10620 transitions. [2022-03-15 15:11:44,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-15 15:11:44,742 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 226 [2022-03-15 15:11:44,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:11:44,747 INFO L225 Difference]: With dead ends: 5504 [2022-03-15 15:11:44,748 INFO L226 Difference]: Without dead ends: 5504 [2022-03-15 15:11:44,748 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 818 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=926, Invalid=3496, Unknown=0, NotChecked=0, Total=4422 [2022-03-15 15:11:44,748 INFO L933 BasicCegarLoop]: 341 mSDtfsCounter, 1846 mSDsluCounter, 3745 mSDsCounter, 0 mSdLazyCounter, 3305 mSolverCounterSat, 202 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1846 SdHoareTripleChecker+Valid, 4079 SdHoareTripleChecker+Invalid, 3507 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 202 IncrementalHoareTripleChecker+Valid, 3305 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:11:44,748 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1846 Valid, 4079 Invalid, 3507 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [202 Valid, 3305 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:11:44,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5504 states. [2022-03-15 15:11:44,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5504 to 3886. [2022-03-15 15:11:44,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3886 states, 3864 states have (on average 1.921583850931677) internal successors, (7425), 3885 states have internal predecessors, (7425), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:44,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3886 states to 3886 states and 7425 transitions. [2022-03-15 15:11:44,790 INFO L78 Accepts]: Start accepts. Automaton has 3886 states and 7425 transitions. Word has length 226 [2022-03-15 15:11:44,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:11:44,791 INFO L470 AbstractCegarLoop]: Abstraction has 3886 states and 7425 transitions. [2022-03-15 15:11:44,791 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:44,791 INFO L276 IsEmpty]: Start isEmpty. Operand 3886 states and 7425 transitions. [2022-03-15 15:11:44,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-03-15 15:11:44,792 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:11:44,792 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:11:44,792 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2022-03-15 15:11:44,792 INFO L402 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:11:44,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:11:44,793 INFO L85 PathProgramCache]: Analyzing trace with hash -1168057603, now seen corresponding path program 9 times [2022-03-15 15:11:44,793 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:11:44,793 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719459577] [2022-03-15 15:11:44,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:11:44,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:11:44,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:11:45,413 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:11:45,414 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:11:45,414 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [719459577] [2022-03-15 15:11:45,414 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [719459577] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:11:45,414 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:11:45,414 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:11:45,414 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [508520393] [2022-03-15 15:11:45,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:11:45,414 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:11:45,414 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:11:45,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:11:45,415 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=713, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:11:45,415 INFO L87 Difference]: Start difference. First operand 3886 states and 7425 transitions. Second operand has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:47,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:11:47,657 INFO L93 Difference]: Finished difference Result 5285 states and 10180 transitions. [2022-03-15 15:11:47,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-15 15:11:47,658 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 226 [2022-03-15 15:11:47,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:11:47,663 INFO L225 Difference]: With dead ends: 5285 [2022-03-15 15:11:47,663 INFO L226 Difference]: Without dead ends: 5285 [2022-03-15 15:11:47,664 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 644 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=743, Invalid=2917, Unknown=0, NotChecked=0, Total=3660 [2022-03-15 15:11:47,664 INFO L933 BasicCegarLoop]: 296 mSDtfsCounter, 2015 mSDsluCounter, 3349 mSDsCounter, 0 mSdLazyCounter, 2517 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2015 SdHoareTripleChecker+Valid, 3638 SdHoareTripleChecker+Invalid, 2650 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 2517 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:11:47,664 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2015 Valid, 3638 Invalid, 2650 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 2517 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:11:47,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5285 states. [2022-03-15 15:11:47,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5285 to 3888. [2022-03-15 15:11:47,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3888 states, 3866 states have (on average 1.921624418003104) internal successors, (7429), 3887 states have internal predecessors, (7429), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:47,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3888 states to 3888 states and 7429 transitions. [2022-03-15 15:11:47,699 INFO L78 Accepts]: Start accepts. Automaton has 3888 states and 7429 transitions. Word has length 226 [2022-03-15 15:11:47,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:11:47,699 INFO L470 AbstractCegarLoop]: Abstraction has 3888 states and 7429 transitions. [2022-03-15 15:11:47,700 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:47,700 INFO L276 IsEmpty]: Start isEmpty. Operand 3888 states and 7429 transitions. [2022-03-15 15:11:47,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-03-15 15:11:47,701 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:11:47,701 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:11:47,701 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2022-03-15 15:11:47,701 INFO L402 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:11:47,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:11:47,701 INFO L85 PathProgramCache]: Analyzing trace with hash 1381806917, now seen corresponding path program 10 times [2022-03-15 15:11:47,702 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:11:47,702 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [407702478] [2022-03-15 15:11:47,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:11:47,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:11:47,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:11:48,428 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:11:48,428 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:11:48,428 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [407702478] [2022-03-15 15:11:48,428 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [407702478] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:11:48,428 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:11:48,428 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:11:48,428 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326439716] [2022-03-15 15:11:48,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:11:48,428 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:11:48,429 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:11:48,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:11:48,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:11:48,429 INFO L87 Difference]: Start difference. First operand 3888 states and 7429 transitions. Second operand has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:51,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:11:51,059 INFO L93 Difference]: Finished difference Result 5272 states and 10156 transitions. [2022-03-15 15:11:51,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-03-15 15:11:51,059 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 226 [2022-03-15 15:11:51,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:11:51,065 INFO L225 Difference]: With dead ends: 5272 [2022-03-15 15:11:51,065 INFO L226 Difference]: Without dead ends: 5272 [2022-03-15 15:11:51,065 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 690 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=809, Invalid=3097, Unknown=0, NotChecked=0, Total=3906 [2022-03-15 15:11:51,065 INFO L933 BasicCegarLoop]: 310 mSDtfsCounter, 2049 mSDsluCounter, 3050 mSDsCounter, 0 mSdLazyCounter, 2511 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2049 SdHoareTripleChecker+Valid, 3353 SdHoareTripleChecker+Invalid, 2657 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 2511 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:11:51,065 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2049 Valid, 3353 Invalid, 2657 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 2511 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:11:51,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5272 states. [2022-03-15 15:11:51,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5272 to 3887. [2022-03-15 15:11:51,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3887 states, 3865 states have (on average 1.9216041397153947) internal successors, (7427), 3886 states have internal predecessors, (7427), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:51,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3887 states to 3887 states and 7427 transitions. [2022-03-15 15:11:51,102 INFO L78 Accepts]: Start accepts. Automaton has 3887 states and 7427 transitions. Word has length 226 [2022-03-15 15:11:51,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:11:51,102 INFO L470 AbstractCegarLoop]: Abstraction has 3887 states and 7427 transitions. [2022-03-15 15:11:51,102 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:51,102 INFO L276 IsEmpty]: Start isEmpty. Operand 3887 states and 7427 transitions. [2022-03-15 15:11:51,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-03-15 15:11:51,104 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:11:51,104 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:11:51,104 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2022-03-15 15:11:51,104 INFO L402 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:11:51,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:11:51,104 INFO L85 PathProgramCache]: Analyzing trace with hash -1497491487, now seen corresponding path program 11 times [2022-03-15 15:11:51,104 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:11:51,104 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1799797227] [2022-03-15 15:11:51,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:11:51,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:11:51,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:11:51,822 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:11:51,823 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:11:51,823 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1799797227] [2022-03-15 15:11:51,823 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1799797227] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:11:51,823 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:11:51,823 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:11:51,823 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342893422] [2022-03-15 15:11:51,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:11:51,823 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:11:51,823 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:11:51,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:11:51,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=718, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:11:51,824 INFO L87 Difference]: Start difference. First operand 3887 states and 7427 transitions. Second operand has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:54,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:11:54,599 INFO L93 Difference]: Finished difference Result 5361 states and 10334 transitions. [2022-03-15 15:11:54,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-03-15 15:11:54,599 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 226 [2022-03-15 15:11:54,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:11:54,606 INFO L225 Difference]: With dead ends: 5361 [2022-03-15 15:11:54,606 INFO L226 Difference]: Without dead ends: 5361 [2022-03-15 15:11:54,606 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 720 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=798, Invalid=3108, Unknown=0, NotChecked=0, Total=3906 [2022-03-15 15:11:54,606 INFO L933 BasicCegarLoop]: 325 mSDtfsCounter, 1915 mSDsluCounter, 2711 mSDsCounter, 0 mSdLazyCounter, 2267 mSolverCounterSat, 185 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1915 SdHoareTripleChecker+Valid, 3029 SdHoareTripleChecker+Invalid, 2452 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 185 IncrementalHoareTripleChecker+Valid, 2267 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:11:54,607 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1915 Valid, 3029 Invalid, 2452 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [185 Valid, 2267 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:11:54,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5361 states. [2022-03-15 15:11:54,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5361 to 3878. [2022-03-15 15:11:54,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3878 states, 3856 states have (on average 1.9214211618257262) internal successors, (7409), 3877 states have internal predecessors, (7409), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:54,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3878 states to 3878 states and 7409 transitions. [2022-03-15 15:11:54,651 INFO L78 Accepts]: Start accepts. Automaton has 3878 states and 7409 transitions. Word has length 226 [2022-03-15 15:11:54,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:11:54,651 INFO L470 AbstractCegarLoop]: Abstraction has 3878 states and 7409 transitions. [2022-03-15 15:11:54,651 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:54,651 INFO L276 IsEmpty]: Start isEmpty. Operand 3878 states and 7409 transitions. [2022-03-15 15:11:54,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-03-15 15:11:54,652 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:11:54,652 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:11:54,653 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2022-03-15 15:11:54,653 INFO L402 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:11:54,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:11:54,653 INFO L85 PathProgramCache]: Analyzing trace with hash -866164857, now seen corresponding path program 12 times [2022-03-15 15:11:54,653 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:11:54,653 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1522428670] [2022-03-15 15:11:54,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:11:54,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:11:54,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:11:55,262 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:11:55,262 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:11:55,262 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1522428670] [2022-03-15 15:11:55,262 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1522428670] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:11:55,262 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:11:55,262 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:11:55,262 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [752808297] [2022-03-15 15:11:55,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:11:55,262 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:11:55,262 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:11:55,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:11:55,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:11:55,264 INFO L87 Difference]: Start difference. First operand 3878 states and 7409 transitions. Second operand has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:58,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:11:58,052 INFO L93 Difference]: Finished difference Result 5523 states and 10656 transitions. [2022-03-15 15:11:58,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-15 15:11:58,052 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 226 [2022-03-15 15:11:58,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:11:58,059 INFO L225 Difference]: With dead ends: 5523 [2022-03-15 15:11:58,059 INFO L226 Difference]: Without dead ends: 5523 [2022-03-15 15:11:58,059 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 883 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=986, Invalid=3706, Unknown=0, NotChecked=0, Total=4692 [2022-03-15 15:11:58,059 INFO L933 BasicCegarLoop]: 382 mSDtfsCounter, 2140 mSDsluCounter, 4904 mSDsCounter, 0 mSdLazyCounter, 4983 mSolverCounterSat, 247 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2140 SdHoareTripleChecker+Valid, 5279 SdHoareTripleChecker+Invalid, 5230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 247 IncrementalHoareTripleChecker+Valid, 4983 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:11:58,061 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2140 Valid, 5279 Invalid, 5230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [247 Valid, 4983 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:11:58,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5523 states. [2022-03-15 15:11:58,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5523 to 3829. [2022-03-15 15:11:58,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3829 states, 3807 states have (on average 1.9204097714736013) internal successors, (7311), 3828 states have internal predecessors, (7311), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:58,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3829 states to 3829 states and 7311 transitions. [2022-03-15 15:11:58,105 INFO L78 Accepts]: Start accepts. Automaton has 3829 states and 7311 transitions. Word has length 226 [2022-03-15 15:11:58,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:11:58,105 INFO L470 AbstractCegarLoop]: Abstraction has 3829 states and 7311 transitions. [2022-03-15 15:11:58,106 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:58,106 INFO L276 IsEmpty]: Start isEmpty. Operand 3829 states and 7311 transitions. [2022-03-15 15:11:58,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-03-15 15:11:58,107 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:11:58,107 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:11:58,107 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2022-03-15 15:11:58,107 INFO L402 AbstractCegarLoop]: === Iteration 50 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:11:58,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:11:58,108 INFO L85 PathProgramCache]: Analyzing trace with hash 1402592867, now seen corresponding path program 13 times [2022-03-15 15:11:58,108 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:11:58,108 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [351033247] [2022-03-15 15:11:58,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:11:58,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:11:58,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:11:58,546 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:11:58,546 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:11:58,546 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [351033247] [2022-03-15 15:11:58,546 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [351033247] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:11:58,546 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:11:58,546 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:11:58,546 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637098900] [2022-03-15 15:11:58,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:11:58,547 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:11:58,547 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:11:58,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:11:58,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=716, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:11:58,547 INFO L87 Difference]: Start difference. First operand 3829 states and 7311 transitions. Second operand has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:00,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:12:00,788 INFO L93 Difference]: Finished difference Result 5384 states and 10378 transitions. [2022-03-15 15:12:00,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-03-15 15:12:00,788 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 226 [2022-03-15 15:12:00,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:12:00,794 INFO L225 Difference]: With dead ends: 5384 [2022-03-15 15:12:00,794 INFO L226 Difference]: Without dead ends: 5384 [2022-03-15 15:12:00,794 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 639 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=709, Invalid=2831, Unknown=0, NotChecked=0, Total=3540 [2022-03-15 15:12:00,795 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 2270 mSDsluCounter, 4945 mSDsCounter, 0 mSdLazyCounter, 4306 mSolverCounterSat, 174 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2270 SdHoareTripleChecker+Valid, 5272 SdHoareTripleChecker+Invalid, 4480 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 174 IncrementalHoareTripleChecker+Valid, 4306 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:12:00,795 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2270 Valid, 5272 Invalid, 4480 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [174 Valid, 4306 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:12:00,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5384 states. [2022-03-15 15:12:00,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5384 to 3831. [2022-03-15 15:12:00,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3831 states, 3809 states have (on average 1.9204515620897873) internal successors, (7315), 3830 states have internal predecessors, (7315), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:00,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3831 states to 3831 states and 7315 transitions. [2022-03-15 15:12:00,836 INFO L78 Accepts]: Start accepts. Automaton has 3831 states and 7315 transitions. Word has length 226 [2022-03-15 15:12:00,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:12:00,836 INFO L470 AbstractCegarLoop]: Abstraction has 3831 states and 7315 transitions. [2022-03-15 15:12:00,837 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:00,837 INFO L276 IsEmpty]: Start isEmpty. Operand 3831 states and 7315 transitions. [2022-03-15 15:12:00,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-03-15 15:12:00,838 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:12:00,838 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:12:00,838 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2022-03-15 15:12:00,838 INFO L402 AbstractCegarLoop]: === Iteration 51 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:12:00,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:12:00,839 INFO L85 PathProgramCache]: Analyzing trace with hash -342509909, now seen corresponding path program 14 times [2022-03-15 15:12:00,839 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:12:00,839 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [630448384] [2022-03-15 15:12:00,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:12:00,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:12:00,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:12:01,382 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:12:01,383 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:12:01,383 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [630448384] [2022-03-15 15:12:01,383 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [630448384] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:12:01,383 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:12:01,383 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:12:01,383 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2019443762] [2022-03-15 15:12:01,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:12:01,383 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:12:01,383 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:12:01,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:12:01,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=719, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:12:01,384 INFO L87 Difference]: Start difference. First operand 3831 states and 7315 transitions. Second operand has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:04,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:12:04,082 INFO L93 Difference]: Finished difference Result 5371 states and 10354 transitions. [2022-03-15 15:12:04,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-03-15 15:12:04,082 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 226 [2022-03-15 15:12:04,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:12:04,088 INFO L225 Difference]: With dead ends: 5371 [2022-03-15 15:12:04,088 INFO L226 Difference]: Without dead ends: 5371 [2022-03-15 15:12:04,088 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 717 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=841, Invalid=3191, Unknown=0, NotChecked=0, Total=4032 [2022-03-15 15:12:04,088 INFO L933 BasicCegarLoop]: 349 mSDtfsCounter, 1721 mSDsluCounter, 4468 mSDsCounter, 0 mSdLazyCounter, 3853 mSolverCounterSat, 189 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1721 SdHoareTripleChecker+Valid, 4810 SdHoareTripleChecker+Invalid, 4042 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 189 IncrementalHoareTripleChecker+Valid, 3853 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:12:04,088 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1721 Valid, 4810 Invalid, 4042 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [189 Valid, 3853 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:12:04,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5371 states. [2022-03-15 15:12:04,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5371 to 3830. [2022-03-15 15:12:04,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3830 states, 3808 states have (on average 1.9204306722689075) internal successors, (7313), 3829 states have internal predecessors, (7313), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:04,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3830 states to 3830 states and 7313 transitions. [2022-03-15 15:12:04,132 INFO L78 Accepts]: Start accepts. Automaton has 3830 states and 7313 transitions. Word has length 226 [2022-03-15 15:12:04,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:12:04,132 INFO L470 AbstractCegarLoop]: Abstraction has 3830 states and 7313 transitions. [2022-03-15 15:12:04,132 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:04,132 INFO L276 IsEmpty]: Start isEmpty. Operand 3830 states and 7313 transitions. [2022-03-15 15:12:04,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-03-15 15:12:04,134 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:12:04,134 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:12:04,134 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2022-03-15 15:12:04,134 INFO L402 AbstractCegarLoop]: === Iteration 52 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:12:04,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:12:04,135 INFO L85 PathProgramCache]: Analyzing trace with hash 1073158983, now seen corresponding path program 15 times [2022-03-15 15:12:04,155 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:12:04,155 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909676822] [2022-03-15 15:12:04,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:12:04,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:12:04,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:12:04,853 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:12:04,853 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:12:04,853 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1909676822] [2022-03-15 15:12:04,853 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1909676822] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:12:04,853 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:12:04,853 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:12:04,854 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [606893027] [2022-03-15 15:12:04,854 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:12:04,854 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:12:04,854 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:12:04,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:12:04,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=719, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:12:04,855 INFO L87 Difference]: Start difference. First operand 3830 states and 7313 transitions. Second operand has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:08,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:12:08,498 INFO L93 Difference]: Finished difference Result 5460 states and 10532 transitions. [2022-03-15 15:12:08,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-15 15:12:08,498 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 226 [2022-03-15 15:12:08,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:12:08,503 INFO L225 Difference]: With dead ends: 5460 [2022-03-15 15:12:08,503 INFO L226 Difference]: Without dead ends: 5460 [2022-03-15 15:12:08,503 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 779 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=901, Invalid=3389, Unknown=0, NotChecked=0, Total=4290 [2022-03-15 15:12:08,504 INFO L933 BasicCegarLoop]: 364 mSDtfsCounter, 2215 mSDsluCounter, 4137 mSDsCounter, 0 mSdLazyCounter, 3856 mSolverCounterSat, 253 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2215 SdHoareTripleChecker+Valid, 4494 SdHoareTripleChecker+Invalid, 4109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 253 IncrementalHoareTripleChecker+Valid, 3856 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:12:08,504 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2215 Valid, 4494 Invalid, 4109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [253 Valid, 3856 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:12:08,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5460 states. [2022-03-15 15:12:08,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5460 to 3828. [2022-03-15 15:12:08,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3828 states, 3806 states have (on average 1.920388859695218) internal successors, (7309), 3827 states have internal predecessors, (7309), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:08,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3828 states to 3828 states and 7309 transitions. [2022-03-15 15:12:08,540 INFO L78 Accepts]: Start accepts. Automaton has 3828 states and 7309 transitions. Word has length 226 [2022-03-15 15:12:08,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:12:08,540 INFO L470 AbstractCegarLoop]: Abstraction has 3828 states and 7309 transitions. [2022-03-15 15:12:08,540 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:08,540 INFO L276 IsEmpty]: Start isEmpty. Operand 3828 states and 7309 transitions. [2022-03-15 15:12:08,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-03-15 15:12:08,541 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:12:08,541 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:12:08,541 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2022-03-15 15:12:08,542 INFO L402 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:12:08,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:12:08,542 INFO L85 PathProgramCache]: Analyzing trace with hash 1930588389, now seen corresponding path program 16 times [2022-03-15 15:12:08,542 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:12:08,542 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [424491122] [2022-03-15 15:12:08,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:12:08,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:12:08,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:12:09,111 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:12:09,111 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:12:09,111 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [424491122] [2022-03-15 15:12:09,111 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [424491122] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:12:09,111 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:12:09,111 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:12:09,111 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406750610] [2022-03-15 15:12:09,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:12:09,112 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:12:09,112 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:12:09,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:12:09,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=712, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:12:09,112 INFO L87 Difference]: Start difference. First operand 3828 states and 7309 transitions. Second operand has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:12,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:12:12,161 INFO L93 Difference]: Finished difference Result 5366 states and 10342 transitions. [2022-03-15 15:12:12,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-15 15:12:12,161 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 226 [2022-03-15 15:12:12,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:12:12,168 INFO L225 Difference]: With dead ends: 5366 [2022-03-15 15:12:12,168 INFO L226 Difference]: Without dead ends: 5366 [2022-03-15 15:12:12,179 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 655 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=739, Invalid=2921, Unknown=0, NotChecked=0, Total=3660 [2022-03-15 15:12:12,179 INFO L933 BasicCegarLoop]: 427 mSDtfsCounter, 2600 mSDsluCounter, 5072 mSDsCounter, 0 mSdLazyCounter, 4759 mSolverCounterSat, 224 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2600 SdHoareTripleChecker+Valid, 5489 SdHoareTripleChecker+Invalid, 4983 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 224 IncrementalHoareTripleChecker+Valid, 4759 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:12:12,181 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2600 Valid, 5489 Invalid, 4983 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [224 Valid, 4759 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-15 15:12:12,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5366 states. [2022-03-15 15:12:12,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5366 to 3828. [2022-03-15 15:12:12,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3828 states, 3806 states have (on average 1.920388859695218) internal successors, (7309), 3827 states have internal predecessors, (7309), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:12,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3828 states to 3828 states and 7309 transitions. [2022-03-15 15:12:12,228 INFO L78 Accepts]: Start accepts. Automaton has 3828 states and 7309 transitions. Word has length 226 [2022-03-15 15:12:12,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:12:12,229 INFO L470 AbstractCegarLoop]: Abstraction has 3828 states and 7309 transitions. [2022-03-15 15:12:12,229 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:12,229 INFO L276 IsEmpty]: Start isEmpty. Operand 3828 states and 7309 transitions. [2022-03-15 15:12:12,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-03-15 15:12:12,230 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:12:12,231 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:12:12,232 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2022-03-15 15:12:12,232 INFO L402 AbstractCegarLoop]: === Iteration 54 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:12:12,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:12:12,232 INFO L85 PathProgramCache]: Analyzing trace with hash -1483296769, now seen corresponding path program 17 times [2022-03-15 15:12:12,232 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:12:12,232 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1393170988] [2022-03-15 15:12:12,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:12:12,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:12:12,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:12:12,747 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:12:12,747 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:12:12,747 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1393170988] [2022-03-15 15:12:12,747 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1393170988] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:12:12,747 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:12:12,747 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:12:12,747 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1376430043] [2022-03-15 15:12:12,747 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:12:12,748 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:12:12,748 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:12:12,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:12:12,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=716, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:12:12,749 INFO L87 Difference]: Start difference. First operand 3828 states and 7309 transitions. Second operand has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:15,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:12:15,981 INFO L93 Difference]: Finished difference Result 5416 states and 10442 transitions. [2022-03-15 15:12:15,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-03-15 15:12:15,981 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 226 [2022-03-15 15:12:15,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:12:15,987 INFO L225 Difference]: With dead ends: 5416 [2022-03-15 15:12:15,987 INFO L226 Difference]: Without dead ends: 5416 [2022-03-15 15:12:15,988 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 688 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=768, Invalid=3014, Unknown=0, NotChecked=0, Total=3782 [2022-03-15 15:12:15,988 INFO L933 BasicCegarLoop]: 428 mSDtfsCounter, 2188 mSDsluCounter, 5786 mSDsCounter, 0 mSdLazyCounter, 5383 mSolverCounterSat, 211 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2188 SdHoareTripleChecker+Valid, 6206 SdHoareTripleChecker+Invalid, 5594 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 211 IncrementalHoareTripleChecker+Valid, 5383 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:12:15,988 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2188 Valid, 6206 Invalid, 5594 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [211 Valid, 5383 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-15 15:12:15,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5416 states. [2022-03-15 15:12:16,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5416 to 3829. [2022-03-15 15:12:16,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3829 states, 3807 states have (on average 1.9204097714736013) internal successors, (7311), 3828 states have internal predecessors, (7311), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:16,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3829 states to 3829 states and 7311 transitions. [2022-03-15 15:12:16,062 INFO L78 Accepts]: Start accepts. Automaton has 3829 states and 7311 transitions. Word has length 226 [2022-03-15 15:12:16,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:12:16,062 INFO L470 AbstractCegarLoop]: Abstraction has 3829 states and 7311 transitions. [2022-03-15 15:12:16,063 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:16,063 INFO L276 IsEmpty]: Start isEmpty. Operand 3829 states and 7311 transitions. [2022-03-15 15:12:16,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-03-15 15:12:16,064 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:12:16,064 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:12:16,064 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2022-03-15 15:12:16,064 INFO L402 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:12:16,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:12:16,065 INFO L85 PathProgramCache]: Analyzing trace with hash 1066567751, now seen corresponding path program 18 times [2022-03-15 15:12:16,065 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:12:16,065 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1566173590] [2022-03-15 15:12:16,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:12:16,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:12:16,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:12:16,681 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:12:16,681 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:12:16,681 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1566173590] [2022-03-15 15:12:16,682 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1566173590] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:12:16,682 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:12:16,682 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:12:16,682 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [476789993] [2022-03-15 15:12:16,682 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:12:16,682 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:12:16,682 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:12:16,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:12:16,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:12:16,683 INFO L87 Difference]: Start difference. First operand 3829 states and 7311 transitions. Second operand has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:19,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:12:19,933 INFO L93 Difference]: Finished difference Result 5470 states and 10550 transitions. [2022-03-15 15:12:19,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-15 15:12:19,934 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 226 [2022-03-15 15:12:19,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:12:19,939 INFO L225 Difference]: With dead ends: 5470 [2022-03-15 15:12:19,940 INFO L226 Difference]: Without dead ends: 5470 [2022-03-15 15:12:19,940 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 810 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=930, Invalid=3492, Unknown=0, NotChecked=0, Total=4422 [2022-03-15 15:12:19,940 INFO L933 BasicCegarLoop]: 444 mSDtfsCounter, 2004 mSDsluCounter, 3694 mSDsCounter, 0 mSdLazyCounter, 3465 mSolverCounterSat, 231 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2004 SdHoareTripleChecker+Valid, 4131 SdHoareTripleChecker+Invalid, 3696 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 231 IncrementalHoareTripleChecker+Valid, 3465 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:12:19,940 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2004 Valid, 4131 Invalid, 3696 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [231 Valid, 3465 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:12:19,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5470 states. [2022-03-15 15:12:19,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5470 to 3828. [2022-03-15 15:12:19,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3828 states, 3806 states have (on average 1.920388859695218) internal successors, (7309), 3827 states have internal predecessors, (7309), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:19,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3828 states to 3828 states and 7309 transitions. [2022-03-15 15:12:19,984 INFO L78 Accepts]: Start accepts. Automaton has 3828 states and 7309 transitions. Word has length 226 [2022-03-15 15:12:19,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:12:19,984 INFO L470 AbstractCegarLoop]: Abstraction has 3828 states and 7309 transitions. [2022-03-15 15:12:19,984 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:19,984 INFO L276 IsEmpty]: Start isEmpty. Operand 3828 states and 7309 transitions. [2022-03-15 15:12:19,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-03-15 15:12:19,985 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:12:19,986 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:12:19,986 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2022-03-15 15:12:19,986 INFO L402 AbstractCegarLoop]: === Iteration 56 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:12:19,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:12:19,986 INFO L85 PathProgramCache]: Analyzing trace with hash -1291936575, now seen corresponding path program 19 times [2022-03-15 15:12:19,986 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:12:19,986 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688153376] [2022-03-15 15:12:19,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:12:19,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:12:20,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:12:20,742 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:12:20,742 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:12:20,742 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1688153376] [2022-03-15 15:12:20,742 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1688153376] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:12:20,742 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:12:20,742 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:12:20,742 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [457261892] [2022-03-15 15:12:20,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:12:20,743 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:12:20,743 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:12:20,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:12:20,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:12:20,743 INFO L87 Difference]: Start difference. First operand 3828 states and 7309 transitions. Second operand has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:23,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:12:23,496 INFO L93 Difference]: Finished difference Result 5374 states and 10358 transitions. [2022-03-15 15:12:23,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-03-15 15:12:23,496 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 226 [2022-03-15 15:12:23,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:12:23,502 INFO L225 Difference]: With dead ends: 5374 [2022-03-15 15:12:23,502 INFO L226 Difference]: Without dead ends: 5374 [2022-03-15 15:12:23,502 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 702 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=796, Invalid=3110, Unknown=0, NotChecked=0, Total=3906 [2022-03-15 15:12:23,503 INFO L933 BasicCegarLoop]: 372 mSDtfsCounter, 2224 mSDsluCounter, 2896 mSDsCounter, 0 mSdLazyCounter, 2517 mSolverCounterSat, 217 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2224 SdHoareTripleChecker+Valid, 3261 SdHoareTripleChecker+Invalid, 2734 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 217 IncrementalHoareTripleChecker+Valid, 2517 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:12:23,503 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2224 Valid, 3261 Invalid, 2734 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [217 Valid, 2517 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:12:23,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5374 states. [2022-03-15 15:12:23,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5374 to 3827. [2022-03-15 15:12:23,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3827 states, 3805 states have (on average 1.9203679369250986) internal successors, (7307), 3826 states have internal predecessors, (7307), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:23,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3827 states to 3827 states and 7307 transitions. [2022-03-15 15:12:23,548 INFO L78 Accepts]: Start accepts. Automaton has 3827 states and 7307 transitions. Word has length 226 [2022-03-15 15:12:23,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:12:23,549 INFO L470 AbstractCegarLoop]: Abstraction has 3827 states and 7307 transitions. [2022-03-15 15:12:23,549 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:23,549 INFO L276 IsEmpty]: Start isEmpty. Operand 3827 states and 7307 transitions. [2022-03-15 15:12:23,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-03-15 15:12:23,550 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:12:23,550 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:12:23,550 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2022-03-15 15:12:23,551 INFO L402 AbstractCegarLoop]: === Iteration 57 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:12:23,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:12:23,551 INFO L85 PathProgramCache]: Analyzing trace with hash 1257927945, now seen corresponding path program 20 times [2022-03-15 15:12:23,551 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:12:23,551 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [99520220] [2022-03-15 15:12:23,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:12:23,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:12:23,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:12:24,178 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:12:24,178 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:12:24,178 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [99520220] [2022-03-15 15:12:24,178 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [99520220] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:12:24,178 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:12:24,178 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:12:24,178 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338120733] [2022-03-15 15:12:24,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:12:24,179 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:12:24,179 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:12:24,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:12:24,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=719, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:12:24,179 INFO L87 Difference]: Start difference. First operand 3827 states and 7307 transitions. Second operand has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:26,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:12:26,734 INFO L93 Difference]: Finished difference Result 5477 states and 10564 transitions. [2022-03-15 15:12:26,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-15 15:12:26,734 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 226 [2022-03-15 15:12:26,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:12:26,740 INFO L225 Difference]: With dead ends: 5477 [2022-03-15 15:12:26,740 INFO L226 Difference]: Without dead ends: 5477 [2022-03-15 15:12:26,740 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 785 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=892, Invalid=3398, Unknown=0, NotChecked=0, Total=4290 [2022-03-15 15:12:26,740 INFO L933 BasicCegarLoop]: 388 mSDtfsCounter, 2026 mSDsluCounter, 4327 mSDsCounter, 0 mSdLazyCounter, 4065 mSolverCounterSat, 227 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2026 SdHoareTripleChecker+Valid, 4707 SdHoareTripleChecker+Invalid, 4292 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 227 IncrementalHoareTripleChecker+Valid, 4065 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:12:26,740 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2026 Valid, 4707 Invalid, 4292 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [227 Valid, 4065 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:12:26,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5477 states. [2022-03-15 15:12:26,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5477 to 3826. [2022-03-15 15:12:26,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3826 states, 3804 states have (on average 1.9203470031545742) internal successors, (7305), 3825 states have internal predecessors, (7305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:26,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3826 states to 3826 states and 7305 transitions. [2022-03-15 15:12:26,776 INFO L78 Accepts]: Start accepts. Automaton has 3826 states and 7305 transitions. Word has length 226 [2022-03-15 15:12:26,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:12:26,776 INFO L470 AbstractCegarLoop]: Abstraction has 3826 states and 7305 transitions. [2022-03-15 15:12:26,776 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:26,776 INFO L276 IsEmpty]: Start isEmpty. Operand 3826 states and 7305 transitions. [2022-03-15 15:12:26,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-03-15 15:12:26,778 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:12:26,778 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:12:26,778 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2022-03-15 15:12:26,778 INFO L402 AbstractCegarLoop]: === Iteration 58 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:12:26,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:12:26,778 INFO L85 PathProgramCache]: Analyzing trace with hash -1621370459, now seen corresponding path program 21 times [2022-03-15 15:12:26,778 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:12:26,778 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1431580138] [2022-03-15 15:12:26,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:12:26,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:12:26,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:12:27,241 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:12:27,241 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:12:27,241 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1431580138] [2022-03-15 15:12:27,241 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1431580138] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:12:27,242 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:12:27,242 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:12:27,242 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1191321769] [2022-03-15 15:12:27,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:12:27,242 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:12:27,242 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:12:27,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:12:27,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=718, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:12:27,242 INFO L87 Difference]: Start difference. First operand 3826 states and 7305 transitions. Second operand has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:29,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:12:29,932 INFO L93 Difference]: Finished difference Result 5379 states and 10368 transitions. [2022-03-15 15:12:29,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-15 15:12:29,933 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 226 [2022-03-15 15:12:29,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:12:29,938 INFO L225 Difference]: With dead ends: 5379 [2022-03-15 15:12:29,938 INFO L226 Difference]: Without dead ends: 5379 [2022-03-15 15:12:29,939 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 844 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=958, Invalid=3598, Unknown=0, NotChecked=0, Total=4556 [2022-03-15 15:12:29,939 INFO L933 BasicCegarLoop]: 406 mSDtfsCounter, 2142 mSDsluCounter, 4608 mSDsCounter, 0 mSdLazyCounter, 4511 mSolverCounterSat, 241 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2142 SdHoareTripleChecker+Valid, 5006 SdHoareTripleChecker+Invalid, 4752 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 241 IncrementalHoareTripleChecker+Valid, 4511 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:12:29,939 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2142 Valid, 5006 Invalid, 4752 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [241 Valid, 4511 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:12:29,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5379 states. [2022-03-15 15:12:29,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5379 to 3638. [2022-03-15 15:12:29,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3638 states, 3619 states have (on average 1.914617297596021) internal successors, (6929), 3637 states have internal predecessors, (6929), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:29,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3638 states to 3638 states and 6929 transitions. [2022-03-15 15:12:29,976 INFO L78 Accepts]: Start accepts. Automaton has 3638 states and 6929 transitions. Word has length 226 [2022-03-15 15:12:29,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:12:29,976 INFO L470 AbstractCegarLoop]: Abstraction has 3638 states and 6929 transitions. [2022-03-15 15:12:29,976 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.464285714285714) internal successors, (181), 29 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:29,976 INFO L276 IsEmpty]: Start isEmpty. Operand 3638 states and 6929 transitions. [2022-03-15 15:12:29,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2022-03-15 15:12:29,977 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:12:29,977 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:12:29,977 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2022-03-15 15:12:29,977 INFO L402 AbstractCegarLoop]: === Iteration 59 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:12:29,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:12:29,978 INFO L85 PathProgramCache]: Analyzing trace with hash -767264028, now seen corresponding path program 1 times [2022-03-15 15:12:29,978 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:12:29,978 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1080828696] [2022-03-15 15:12:29,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:12:29,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:12:30,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:12:30,202 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:12:30,202 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:12:30,202 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1080828696] [2022-03-15 15:12:30,202 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1080828696] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:12:30,202 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:12:30,202 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-15 15:12:30,202 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [554456402] [2022-03-15 15:12:30,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:12:30,202 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-15 15:12:30,202 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:12:30,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-15 15:12:30,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=185, Unknown=0, NotChecked=0, Total=240 [2022-03-15 15:12:30,203 INFO L87 Difference]: Start difference. First operand 3638 states and 6929 transitions. Second operand has 16 states, 15 states have (on average 12.2) internal successors, (183), 16 states have internal predecessors, (183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:30,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:12:30,820 INFO L93 Difference]: Finished difference Result 3659 states and 6970 transitions. [2022-03-15 15:12:30,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:12:30,820 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 12.2) internal successors, (183), 16 states have internal predecessors, (183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 228 [2022-03-15 15:12:30,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:12:30,823 INFO L225 Difference]: With dead ends: 3659 [2022-03-15 15:12:30,823 INFO L226 Difference]: Without dead ends: 3659 [2022-03-15 15:12:30,823 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 188 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=236, Invalid=694, Unknown=0, NotChecked=0, Total=930 [2022-03-15 15:12:30,823 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 1430 mSDsluCounter, 1410 mSDsCounter, 0 mSdLazyCounter, 983 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1430 SdHoareTripleChecker+Valid, 1744 SdHoareTripleChecker+Invalid, 1057 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 983 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:12:30,824 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1430 Valid, 1744 Invalid, 1057 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 983 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-03-15 15:12:30,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3659 states. [2022-03-15 15:12:30,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3659 to 3608. [2022-03-15 15:12:30,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3608 states, 3589 states have (on average 1.9139035943159655) internal successors, (6869), 3607 states have internal predecessors, (6869), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:30,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3608 states to 3608 states and 6869 transitions. [2022-03-15 15:12:30,853 INFO L78 Accepts]: Start accepts. Automaton has 3608 states and 6869 transitions. Word has length 228 [2022-03-15 15:12:30,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:12:30,853 INFO L470 AbstractCegarLoop]: Abstraction has 3608 states and 6869 transitions. [2022-03-15 15:12:30,853 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 12.2) internal successors, (183), 16 states have internal predecessors, (183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:30,853 INFO L276 IsEmpty]: Start isEmpty. Operand 3608 states and 6869 transitions. [2022-03-15 15:12:30,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-03-15 15:12:30,855 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:12:30,855 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:12:30,855 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2022-03-15 15:12:30,855 INFO L402 AbstractCegarLoop]: === Iteration 60 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:12:30,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:12:30,855 INFO L85 PathProgramCache]: Analyzing trace with hash 227587096, now seen corresponding path program 1 times [2022-03-15 15:12:30,855 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:12:30,855 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178498847] [2022-03-15 15:12:30,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:12:30,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:12:30,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:12:30,927 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:12:30,927 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:12:30,927 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [178498847] [2022-03-15 15:12:30,927 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [178498847] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:12:30,927 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:12:30,927 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 15:12:30,927 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2096097610] [2022-03-15 15:12:30,927 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:12:30,928 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 15:12:30,928 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:12:30,928 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 15:12:30,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 15:12:30,928 INFO L87 Difference]: Start difference. First operand 3608 states and 6869 transitions. Second operand has 6 states, 5 states have (on average 37.4) internal successors, (187), 6 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:31,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:12:31,098 INFO L93 Difference]: Finished difference Result 3568 states and 6790 transitions. [2022-03-15 15:12:31,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 15:12:31,098 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 37.4) internal successors, (187), 6 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 232 [2022-03-15 15:12:31,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:12:31,102 INFO L225 Difference]: With dead ends: 3568 [2022-03-15 15:12:31,102 INFO L226 Difference]: Without dead ends: 3568 [2022-03-15 15:12:31,102 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 15:12:31,102 INFO L933 BasicCegarLoop]: 324 mSDtfsCounter, 131 mSDsluCounter, 344 mSDsCounter, 0 mSdLazyCounter, 330 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 668 SdHoareTripleChecker+Invalid, 394 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 330 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:12:31,102 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [131 Valid, 668 Invalid, 394 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 330 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 15:12:31,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3568 states. [2022-03-15 15:12:31,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3568 to 3568. [2022-03-15 15:12:31,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3568 states, 3551 states have (on average 1.9121374260771613) internal successors, (6790), 3567 states have internal predecessors, (6790), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:31,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3568 states to 3568 states and 6790 transitions. [2022-03-15 15:12:31,131 INFO L78 Accepts]: Start accepts. Automaton has 3568 states and 6790 transitions. Word has length 232 [2022-03-15 15:12:31,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:12:31,131 INFO L470 AbstractCegarLoop]: Abstraction has 3568 states and 6790 transitions. [2022-03-15 15:12:31,131 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 37.4) internal successors, (187), 6 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:31,132 INFO L276 IsEmpty]: Start isEmpty. Operand 3568 states and 6790 transitions. [2022-03-15 15:12:31,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:12:31,133 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:12:31,133 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:12:31,133 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2022-03-15 15:12:31,133 INFO L402 AbstractCegarLoop]: === Iteration 61 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:12:31,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:12:31,134 INFO L85 PathProgramCache]: Analyzing trace with hash -1246393375, now seen corresponding path program 1 times [2022-03-15 15:12:31,134 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:12:31,134 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1175705610] [2022-03-15 15:12:31,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:12:31,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:12:31,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:12:31,701 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:12:31,701 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:12:31,701 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1175705610] [2022-03-15 15:12:31,701 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1175705610] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:12:31,701 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:12:31,701 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:12:31,701 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [136876984] [2022-03-15 15:12:31,701 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:12:31,702 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:12:31,702 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:12:31,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:12:31,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=766, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:12:31,702 INFO L87 Difference]: Start difference. First operand 3568 states and 6790 transitions. Second operand has 30 states, 29 states have (on average 6.517241379310345) internal successors, (189), 30 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:33,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:12:33,682 INFO L93 Difference]: Finished difference Result 3835 states and 7281 transitions. [2022-03-15 15:12:33,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-15 15:12:33,682 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.517241379310345) internal successors, (189), 30 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:12:33,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:12:33,687 INFO L225 Difference]: With dead ends: 3835 [2022-03-15 15:12:33,687 INFO L226 Difference]: Without dead ends: 3835 [2022-03-15 15:12:33,687 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1136 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=850, Invalid=4406, Unknown=0, NotChecked=0, Total=5256 [2022-03-15 15:12:33,687 INFO L933 BasicCegarLoop]: 264 mSDtfsCounter, 2457 mSDsluCounter, 2930 mSDsCounter, 0 mSdLazyCounter, 2846 mSolverCounterSat, 223 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2457 SdHoareTripleChecker+Valid, 3189 SdHoareTripleChecker+Invalid, 3069 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 223 IncrementalHoareTripleChecker+Valid, 2846 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:12:33,688 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2457 Valid, 3189 Invalid, 3069 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [223 Valid, 2846 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:12:33,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3835 states. [2022-03-15 15:12:33,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3835 to 3578. [2022-03-15 15:12:33,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3578 states, 3561 states have (on average 1.9123841617523167) internal successors, (6810), 3577 states have internal predecessors, (6810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:33,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3578 states to 3578 states and 6810 transitions. [2022-03-15 15:12:33,724 INFO L78 Accepts]: Start accepts. Automaton has 3578 states and 6810 transitions. Word has length 234 [2022-03-15 15:12:33,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:12:33,724 INFO L470 AbstractCegarLoop]: Abstraction has 3578 states and 6810 transitions. [2022-03-15 15:12:33,725 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.517241379310345) internal successors, (189), 30 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:33,725 INFO L276 IsEmpty]: Start isEmpty. Operand 3578 states and 6810 transitions. [2022-03-15 15:12:33,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:12:33,726 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:12:33,726 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:12:33,726 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2022-03-15 15:12:33,727 INFO L402 AbstractCegarLoop]: === Iteration 62 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:12:33,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:12:33,727 INFO L85 PathProgramCache]: Analyzing trace with hash 1852721217, now seen corresponding path program 2 times [2022-03-15 15:12:33,727 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:12:33,727 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1285770485] [2022-03-15 15:12:33,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:12:33,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:12:33,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:12:34,493 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:12:34,493 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:12:34,493 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1285770485] [2022-03-15 15:12:34,493 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1285770485] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:12:34,493 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:12:34,493 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:12:34,493 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1825331133] [2022-03-15 15:12:34,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:12:34,493 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:12:34,493 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:12:34,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:12:34,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=769, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:12:34,494 INFO L87 Difference]: Start difference. First operand 3578 states and 6810 transitions. Second operand has 30 states, 29 states have (on average 6.517241379310345) internal successors, (189), 30 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:36,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:12:36,713 INFO L93 Difference]: Finished difference Result 3865 states and 7341 transitions. [2022-03-15 15:12:36,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-15 15:12:36,714 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.517241379310345) internal successors, (189), 30 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:12:36,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:12:36,717 INFO L225 Difference]: With dead ends: 3865 [2022-03-15 15:12:36,717 INFO L226 Difference]: Without dead ends: 3865 [2022-03-15 15:12:36,718 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1181 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=827, Invalid=4285, Unknown=0, NotChecked=0, Total=5112 [2022-03-15 15:12:36,718 INFO L933 BasicCegarLoop]: 264 mSDtfsCounter, 2443 mSDsluCounter, 2540 mSDsCounter, 0 mSdLazyCounter, 2602 mSolverCounterSat, 219 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2443 SdHoareTripleChecker+Valid, 2800 SdHoareTripleChecker+Invalid, 2821 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 219 IncrementalHoareTripleChecker+Valid, 2602 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:12:36,718 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2443 Valid, 2800 Invalid, 2821 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [219 Valid, 2602 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:12:36,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3865 states. [2022-03-15 15:12:36,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3865 to 3588. [2022-03-15 15:12:36,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3588 states, 3571 states have (on average 1.912629515541865) internal successors, (6830), 3587 states have internal predecessors, (6830), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:36,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3588 states to 3588 states and 6830 transitions. [2022-03-15 15:12:36,748 INFO L78 Accepts]: Start accepts. Automaton has 3588 states and 6830 transitions. Word has length 234 [2022-03-15 15:12:36,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:12:36,748 INFO L470 AbstractCegarLoop]: Abstraction has 3588 states and 6830 transitions. [2022-03-15 15:12:36,748 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.517241379310345) internal successors, (189), 30 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:36,748 INFO L276 IsEmpty]: Start isEmpty. Operand 3588 states and 6830 transitions. [2022-03-15 15:12:36,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:12:36,750 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:12:36,750 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:12:36,750 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2022-03-15 15:12:36,750 INFO L402 AbstractCegarLoop]: === Iteration 63 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:12:36,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:12:36,750 INFO L85 PathProgramCache]: Analyzing trace with hash 1077562943, now seen corresponding path program 3 times [2022-03-15 15:12:36,750 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:12:36,750 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94347223] [2022-03-15 15:12:36,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:12:36,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:12:36,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:12:37,509 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:12:37,509 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:12:37,509 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [94347223] [2022-03-15 15:12:37,510 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [94347223] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:12:37,510 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:12:37,510 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:12:37,510 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [352386740] [2022-03-15 15:12:37,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:12:37,510 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:12:37,510 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:12:37,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:12:37,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=771, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:12:37,511 INFO L87 Difference]: Start difference. First operand 3588 states and 6830 transitions. Second operand has 30 states, 29 states have (on average 6.517241379310345) internal successors, (189), 30 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:40,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:12:40,134 INFO L93 Difference]: Finished difference Result 3903 states and 7417 transitions. [2022-03-15 15:12:40,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-15 15:12:40,134 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.517241379310345) internal successors, (189), 30 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:12:40,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:12:40,138 INFO L225 Difference]: With dead ends: 3903 [2022-03-15 15:12:40,138 INFO L226 Difference]: Without dead ends: 3903 [2022-03-15 15:12:40,139 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1049 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=783, Invalid=4047, Unknown=0, NotChecked=0, Total=4830 [2022-03-15 15:12:40,139 INFO L933 BasicCegarLoop]: 252 mSDtfsCounter, 2191 mSDsluCounter, 3664 mSDsCounter, 0 mSdLazyCounter, 3529 mSolverCounterSat, 214 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2191 SdHoareTripleChecker+Valid, 3911 SdHoareTripleChecker+Invalid, 3743 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 214 IncrementalHoareTripleChecker+Valid, 3529 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:12:40,139 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2191 Valid, 3911 Invalid, 3743 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [214 Valid, 3529 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:12:40,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3903 states. [2022-03-15 15:12:40,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3903 to 3614. [2022-03-15 15:12:40,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3614 states, 3597 states have (on average 1.9132610508757297) internal successors, (6882), 3613 states have internal predecessors, (6882), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:40,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3614 states to 3614 states and 6882 transitions. [2022-03-15 15:12:40,171 INFO L78 Accepts]: Start accepts. Automaton has 3614 states and 6882 transitions. Word has length 234 [2022-03-15 15:12:40,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:12:40,171 INFO L470 AbstractCegarLoop]: Abstraction has 3614 states and 6882 transitions. [2022-03-15 15:12:40,171 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.517241379310345) internal successors, (189), 30 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:40,171 INFO L276 IsEmpty]: Start isEmpty. Operand 3614 states and 6882 transitions. [2022-03-15 15:12:40,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:12:40,172 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:12:40,173 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:12:40,173 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2022-03-15 15:12:40,173 INFO L402 AbstractCegarLoop]: === Iteration 64 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:12:40,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:12:40,173 INFO L85 PathProgramCache]: Analyzing trace with hash -1574396573, now seen corresponding path program 4 times [2022-03-15 15:12:40,173 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:12:40,173 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [994749447] [2022-03-15 15:12:40,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:12:40,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:12:40,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:12:40,917 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:12:40,917 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:12:40,917 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [994749447] [2022-03-15 15:12:40,917 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [994749447] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:12:40,917 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:12:40,917 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:12:40,917 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1400097384] [2022-03-15 15:12:40,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:12:40,918 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:12:40,918 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:12:40,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:12:40,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=769, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:12:40,918 INFO L87 Difference]: Start difference. First operand 3614 states and 6882 transitions. Second operand has 30 states, 29 states have (on average 6.517241379310345) internal successors, (189), 30 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:42,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:12:42,853 INFO L93 Difference]: Finished difference Result 3946 states and 7503 transitions. [2022-03-15 15:12:42,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-15 15:12:42,854 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.517241379310345) internal successors, (189), 30 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:12:42,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:12:42,859 INFO L225 Difference]: With dead ends: 3946 [2022-03-15 15:12:42,859 INFO L226 Difference]: Without dead ends: 3946 [2022-03-15 15:12:42,860 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1018 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=746, Invalid=3810, Unknown=0, NotChecked=0, Total=4556 [2022-03-15 15:12:42,860 INFO L933 BasicCegarLoop]: 240 mSDtfsCounter, 2132 mSDsluCounter, 3176 mSDsCounter, 0 mSdLazyCounter, 3029 mSolverCounterSat, 204 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2132 SdHoareTripleChecker+Valid, 3411 SdHoareTripleChecker+Invalid, 3233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 204 IncrementalHoareTripleChecker+Valid, 3029 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:12:42,860 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2132 Valid, 3411 Invalid, 3233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [204 Valid, 3029 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:12:42,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3946 states. [2022-03-15 15:12:42,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3946 to 3627. [2022-03-15 15:12:42,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3627 states, 3610 states have (on average 1.9135734072022161) internal successors, (6908), 3626 states have internal predecessors, (6908), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:42,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3627 states to 3627 states and 6908 transitions. [2022-03-15 15:12:42,892 INFO L78 Accepts]: Start accepts. Automaton has 3627 states and 6908 transitions. Word has length 234 [2022-03-15 15:12:42,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:12:42,892 INFO L470 AbstractCegarLoop]: Abstraction has 3627 states and 6908 transitions. [2022-03-15 15:12:42,892 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.517241379310345) internal successors, (189), 30 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:42,892 INFO L276 IsEmpty]: Start isEmpty. Operand 3627 states and 6908 transitions. [2022-03-15 15:12:42,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:12:42,894 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:12:42,894 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:12:42,894 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2022-03-15 15:12:42,894 INFO L402 AbstractCegarLoop]: === Iteration 65 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:12:42,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:12:42,894 INFO L85 PathProgramCache]: Analyzing trace with hash -889370211, now seen corresponding path program 5 times [2022-03-15 15:12:42,894 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:12:42,894 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705072799] [2022-03-15 15:12:42,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:12:42,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:12:42,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:12:43,548 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:12:43,548 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:12:43,548 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [705072799] [2022-03-15 15:12:43,548 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [705072799] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:12:43,548 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:12:43,548 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:12:43,548 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1445947758] [2022-03-15 15:12:43,548 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:12:43,549 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:12:43,549 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:12:43,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:12:43,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=766, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:12:43,549 INFO L87 Difference]: Start difference. First operand 3627 states and 6908 transitions. Second operand has 30 states, 29 states have (on average 6.517241379310345) internal successors, (189), 30 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:45,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:12:45,523 INFO L93 Difference]: Finished difference Result 4863 states and 9298 transitions. [2022-03-15 15:12:45,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-15 15:12:45,523 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.517241379310345) internal successors, (189), 30 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:12:45,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:12:45,528 INFO L225 Difference]: With dead ends: 4863 [2022-03-15 15:12:45,528 INFO L226 Difference]: Without dead ends: 4863 [2022-03-15 15:12:45,529 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1019 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=764, Invalid=3792, Unknown=0, NotChecked=0, Total=4556 [2022-03-15 15:12:45,529 INFO L933 BasicCegarLoop]: 265 mSDtfsCounter, 2567 mSDsluCounter, 3196 mSDsCounter, 0 mSdLazyCounter, 3003 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2567 SdHoareTripleChecker+Valid, 3457 SdHoareTripleChecker+Invalid, 3178 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 3003 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:12:45,529 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2567 Valid, 3457 Invalid, 3178 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 3003 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:12:45,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4863 states. [2022-03-15 15:12:45,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4863 to 3747. [2022-03-15 15:12:45,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3747 states, 3730 states have (on average 1.9163538873994639) internal successors, (7148), 3746 states have internal predecessors, (7148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:45,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3747 states to 3747 states and 7148 transitions. [2022-03-15 15:12:45,569 INFO L78 Accepts]: Start accepts. Automaton has 3747 states and 7148 transitions. Word has length 234 [2022-03-15 15:12:45,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:12:45,569 INFO L470 AbstractCegarLoop]: Abstraction has 3747 states and 7148 transitions. [2022-03-15 15:12:45,570 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.517241379310345) internal successors, (189), 30 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:45,570 INFO L276 IsEmpty]: Start isEmpty. Operand 3747 states and 7148 transitions. [2022-03-15 15:12:45,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:12:45,571 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:12:45,572 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:12:45,572 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2022-03-15 15:12:45,572 INFO L402 AbstractCegarLoop]: === Iteration 66 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:12:45,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:12:45,572 INFO L85 PathProgramCache]: Analyzing trace with hash -812785301, now seen corresponding path program 6 times [2022-03-15 15:12:45,572 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:12:45,572 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [381656313] [2022-03-15 15:12:45,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:12:45,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:12:45,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:12:46,022 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:12:46,022 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:12:46,022 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [381656313] [2022-03-15 15:12:46,022 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [381656313] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:12:46,022 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:12:46,022 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:12:46,022 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1186217668] [2022-03-15 15:12:46,022 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:12:46,023 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:12:46,023 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:12:46,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:12:46,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=716, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:12:46,023 INFO L87 Difference]: Start difference. First operand 3747 states and 7148 transitions. Second operand has 29 states, 28 states have (on average 6.75) internal successors, (189), 29 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:48,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:12:48,024 INFO L93 Difference]: Finished difference Result 4947 states and 9506 transitions. [2022-03-15 15:12:48,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-15 15:12:48,024 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.75) internal successors, (189), 29 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:12:48,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:12:48,029 INFO L225 Difference]: With dead ends: 4947 [2022-03-15 15:12:48,029 INFO L226 Difference]: Without dead ends: 4947 [2022-03-15 15:12:48,030 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1114 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=774, Invalid=4196, Unknown=0, NotChecked=0, Total=4970 [2022-03-15 15:12:48,030 INFO L933 BasicCegarLoop]: 313 mSDtfsCounter, 2075 mSDsluCounter, 3200 mSDsCounter, 0 mSdLazyCounter, 3320 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2075 SdHoareTripleChecker+Valid, 3508 SdHoareTripleChecker+Invalid, 3461 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 3320 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:12:48,030 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2075 Valid, 3508 Invalid, 3461 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 3320 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:12:48,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4947 states. [2022-03-15 15:12:48,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4947 to 3889. [2022-03-15 15:12:48,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3889 states, 3872 states have (on average 1.9194214876033058) internal successors, (7432), 3888 states have internal predecessors, (7432), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:48,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3889 states to 3889 states and 7432 transitions. [2022-03-15 15:12:48,066 INFO L78 Accepts]: Start accepts. Automaton has 3889 states and 7432 transitions. Word has length 234 [2022-03-15 15:12:48,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:12:48,067 INFO L470 AbstractCegarLoop]: Abstraction has 3889 states and 7432 transitions. [2022-03-15 15:12:48,067 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.75) internal successors, (189), 29 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:48,067 INFO L276 IsEmpty]: Start isEmpty. Operand 3889 states and 7432 transitions. [2022-03-15 15:12:48,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:12:48,069 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:12:48,069 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:12:48,069 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2022-03-15 15:12:48,069 INFO L402 AbstractCegarLoop]: === Iteration 67 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:12:48,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:12:48,069 INFO L85 PathProgramCache]: Analyzing trace with hash -1598083707, now seen corresponding path program 7 times [2022-03-15 15:12:48,069 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:12:48,069 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [56553696] [2022-03-15 15:12:48,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:12:48,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:12:48,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:12:48,702 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:12:48,702 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:12:48,702 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [56553696] [2022-03-15 15:12:48,702 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [56553696] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:12:48,702 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:12:48,702 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:12:48,702 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [854145073] [2022-03-15 15:12:48,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:12:48,703 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:12:48,703 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:12:48,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:12:48,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=767, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:12:48,703 INFO L87 Difference]: Start difference. First operand 3889 states and 7432 transitions. Second operand has 30 states, 29 states have (on average 6.517241379310345) internal successors, (189), 30 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:50,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:12:50,822 INFO L93 Difference]: Finished difference Result 5582 states and 10776 transitions. [2022-03-15 15:12:50,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-15 15:12:50,822 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.517241379310345) internal successors, (189), 30 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:12:50,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:12:50,828 INFO L225 Difference]: With dead ends: 5582 [2022-03-15 15:12:50,828 INFO L226 Difference]: Without dead ends: 5582 [2022-03-15 15:12:50,829 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 727 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=662, Invalid=3120, Unknown=0, NotChecked=0, Total=3782 [2022-03-15 15:12:50,829 INFO L933 BasicCegarLoop]: 267 mSDtfsCounter, 2614 mSDsluCounter, 3336 mSDsCounter, 0 mSdLazyCounter, 3315 mSolverCounterSat, 160 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2614 SdHoareTripleChecker+Valid, 3598 SdHoareTripleChecker+Invalid, 3475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 160 IncrementalHoareTripleChecker+Valid, 3315 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:12:50,834 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2614 Valid, 3598 Invalid, 3475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [160 Valid, 3315 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:12:50,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5582 states. [2022-03-15 15:12:50,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5582 to 3889. [2022-03-15 15:12:50,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3889 states, 3872 states have (on average 1.9194214876033058) internal successors, (7432), 3888 states have internal predecessors, (7432), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:50,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3889 states to 3889 states and 7432 transitions. [2022-03-15 15:12:50,875 INFO L78 Accepts]: Start accepts. Automaton has 3889 states and 7432 transitions. Word has length 234 [2022-03-15 15:12:50,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:12:50,875 INFO L470 AbstractCegarLoop]: Abstraction has 3889 states and 7432 transitions. [2022-03-15 15:12:50,875 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.517241379310345) internal successors, (189), 30 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:50,875 INFO L276 IsEmpty]: Start isEmpty. Operand 3889 states and 7432 transitions. [2022-03-15 15:12:50,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:12:50,877 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:12:50,878 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:12:50,878 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2022-03-15 15:12:50,878 INFO L402 AbstractCegarLoop]: === Iteration 68 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:12:50,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:12:50,878 INFO L85 PathProgramCache]: Analyzing trace with hash 692682189, now seen corresponding path program 8 times [2022-03-15 15:12:50,878 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:12:50,878 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [330204248] [2022-03-15 15:12:50,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:12:50,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:12:50,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:12:51,478 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:12:51,478 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:12:51,478 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [330204248] [2022-03-15 15:12:51,478 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [330204248] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:12:51,478 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:12:51,478 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:12:51,478 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1751669135] [2022-03-15 15:12:51,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:12:51,479 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:12:51,479 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:12:51,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:12:51,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=716, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:12:51,479 INFO L87 Difference]: Start difference. First operand 3889 states and 7432 transitions. Second operand has 29 states, 28 states have (on average 6.75) internal successors, (189), 29 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:55,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:12:55,069 INFO L93 Difference]: Finished difference Result 5879 states and 11333 transitions. [2022-03-15 15:12:55,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-15 15:12:55,070 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.75) internal successors, (189), 29 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:12:55,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:12:55,076 INFO L225 Difference]: With dead ends: 5879 [2022-03-15 15:12:55,076 INFO L226 Difference]: Without dead ends: 5879 [2022-03-15 15:12:55,077 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1151 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=835, Invalid=4277, Unknown=0, NotChecked=0, Total=5112 [2022-03-15 15:12:55,077 INFO L933 BasicCegarLoop]: 370 mSDtfsCounter, 1735 mSDsluCounter, 5696 mSDsCounter, 0 mSdLazyCounter, 6140 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1735 SdHoareTripleChecker+Valid, 6061 SdHoareTripleChecker+Invalid, 6264 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 6140 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:12:55,077 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1735 Valid, 6061 Invalid, 6264 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 6140 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-15 15:12:55,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5879 states. [2022-03-15 15:12:55,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5879 to 3799. [2022-03-15 15:12:55,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3799 states, 3782 states have (on average 1.9175039661554734) internal successors, (7252), 3798 states have internal predecessors, (7252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:55,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3799 states to 3799 states and 7252 transitions. [2022-03-15 15:12:55,117 INFO L78 Accepts]: Start accepts. Automaton has 3799 states and 7252 transitions. Word has length 234 [2022-03-15 15:12:55,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:12:55,117 INFO L470 AbstractCegarLoop]: Abstraction has 3799 states and 7252 transitions. [2022-03-15 15:12:55,117 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.75) internal successors, (189), 29 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:55,117 INFO L276 IsEmpty]: Start isEmpty. Operand 3799 states and 7252 transitions. [2022-03-15 15:12:55,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:12:55,119 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:12:55,119 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:12:55,119 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2022-03-15 15:12:55,119 INFO L402 AbstractCegarLoop]: === Iteration 69 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:12:55,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:12:55,120 INFO L85 PathProgramCache]: Analyzing trace with hash -92616217, now seen corresponding path program 9 times [2022-03-15 15:12:55,120 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:12:55,120 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [357147504] [2022-03-15 15:12:55,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:12:55,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:12:55,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:12:55,829 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:12:55,829 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:12:55,829 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [357147504] [2022-03-15 15:12:55,829 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [357147504] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:12:55,829 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:12:55,829 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:12:55,829 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1672070051] [2022-03-15 15:12:55,829 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:12:55,830 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:12:55,830 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:12:55,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:12:55,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=752, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:12:55,830 INFO L87 Difference]: Start difference. First operand 3799 states and 7252 transitions. Second operand has 30 states, 29 states have (on average 6.517241379310345) internal successors, (189), 30 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:58,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:12:58,455 INFO L93 Difference]: Finished difference Result 6473 states and 12521 transitions. [2022-03-15 15:12:58,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-15 15:12:58,455 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.517241379310345) internal successors, (189), 30 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:12:58,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:12:58,462 INFO L225 Difference]: With dead ends: 6473 [2022-03-15 15:12:58,462 INFO L226 Difference]: Without dead ends: 6473 [2022-03-15 15:12:58,463 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 791 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=705, Invalid=3077, Unknown=0, NotChecked=0, Total=3782 [2022-03-15 15:12:58,463 INFO L933 BasicCegarLoop]: 320 mSDtfsCounter, 2597 mSDsluCounter, 3555 mSDsCounter, 0 mSdLazyCounter, 2932 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2597 SdHoareTripleChecker+Valid, 3869 SdHoareTripleChecker+Invalid, 3107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 2932 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:12:58,463 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2597 Valid, 3869 Invalid, 3107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 2932 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:12:58,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6473 states. [2022-03-15 15:12:58,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6473 to 3689. [2022-03-15 15:12:58,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3689 states, 3672 states have (on average 1.9150326797385622) internal successors, (7032), 3688 states have internal predecessors, (7032), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:58,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3689 states to 3689 states and 7032 transitions. [2022-03-15 15:12:58,508 INFO L78 Accepts]: Start accepts. Automaton has 3689 states and 7032 transitions. Word has length 234 [2022-03-15 15:12:58,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:12:58,509 INFO L470 AbstractCegarLoop]: Abstraction has 3689 states and 7032 transitions. [2022-03-15 15:12:58,509 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.517241379310345) internal successors, (189), 30 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:58,509 INFO L276 IsEmpty]: Start isEmpty. Operand 3689 states and 7032 transitions. [2022-03-15 15:12:58,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:12:58,511 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:12:58,511 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:12:58,511 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2022-03-15 15:12:58,511 INFO L402 AbstractCegarLoop]: === Iteration 70 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:12:58,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:12:58,511 INFO L85 PathProgramCache]: Analyzing trace with hash -1741250970, now seen corresponding path program 1 times [2022-03-15 15:12:58,512 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:12:58,512 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1715915293] [2022-03-15 15:12:58,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:12:58,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:12:58,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:12:59,873 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:12:59,874 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:12:59,874 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1715915293] [2022-03-15 15:12:59,874 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1715915293] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:12:59,874 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:12:59,874 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:12:59,874 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [871750732] [2022-03-15 15:12:59,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:12:59,874 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:12:59,874 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:12:59,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:12:59,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=1063, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:12:59,875 INFO L87 Difference]: Start difference. First operand 3689 states and 7032 transitions. Second operand has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:05,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:05,524 INFO L93 Difference]: Finished difference Result 4041 states and 7691 transitions. [2022-03-15 15:13:05,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-15 15:13:05,525 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:13:05,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:05,528 INFO L225 Difference]: With dead ends: 4041 [2022-03-15 15:13:05,529 INFO L226 Difference]: Without dead ends: 4041 [2022-03-15 15:13:05,529 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1720 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=1255, Invalid=5885, Unknown=0, NotChecked=0, Total=7140 [2022-03-15 15:13:05,529 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 2923 mSDsluCounter, 3080 mSDsCounter, 0 mSdLazyCounter, 3133 mSolverCounterSat, 256 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2923 SdHoareTripleChecker+Valid, 3339 SdHoareTripleChecker+Invalid, 3389 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 256 IncrementalHoareTripleChecker+Valid, 3133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:05,529 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2923 Valid, 3339 Invalid, 3389 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [256 Valid, 3133 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:13:05,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4041 states. [2022-03-15 15:13:05,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4041 to 3710. [2022-03-15 15:13:05,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3710 states, 3693 states have (on average 1.9155158407798538) internal successors, (7074), 3709 states have internal predecessors, (7074), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:05,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3710 states to 3710 states and 7074 transitions. [2022-03-15 15:13:05,563 INFO L78 Accepts]: Start accepts. Automaton has 3710 states and 7074 transitions. Word has length 236 [2022-03-15 15:13:05,563 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:05,563 INFO L470 AbstractCegarLoop]: Abstraction has 3710 states and 7074 transitions. [2022-03-15 15:13:05,563 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:05,564 INFO L276 IsEmpty]: Start isEmpty. Operand 3710 states and 7074 transitions. [2022-03-15 15:13:05,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:13:05,567 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:05,571 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:05,571 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2022-03-15 15:13:05,571 INFO L402 AbstractCegarLoop]: === Iteration 71 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:13:05,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:05,571 INFO L85 PathProgramCache]: Analyzing trace with hash -1121571402, now seen corresponding path program 2 times [2022-03-15 15:13:05,571 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:05,572 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1906812763] [2022-03-15 15:13:05,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:05,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:05,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:06,627 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:13:06,627 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:06,628 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1906812763] [2022-03-15 15:13:06,628 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1906812763] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:06,628 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:06,628 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:13:06,628 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2138118406] [2022-03-15 15:13:06,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:06,628 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:13:06,628 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:06,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:13:06,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=124, Invalid=1066, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:13:06,629 INFO L87 Difference]: Start difference. First operand 3710 states and 7074 transitions. Second operand has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:11,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:11,498 INFO L93 Difference]: Finished difference Result 4098 states and 7804 transitions. [2022-03-15 15:13:11,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-15 15:13:11,499 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:13:11,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:11,503 INFO L225 Difference]: With dead ends: 4098 [2022-03-15 15:13:11,503 INFO L226 Difference]: Without dead ends: 4098 [2022-03-15 15:13:11,504 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1798 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=1291, Invalid=6019, Unknown=0, NotChecked=0, Total=7310 [2022-03-15 15:13:11,504 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 2733 mSDsluCounter, 3385 mSDsCounter, 0 mSdLazyCounter, 3681 mSolverCounterSat, 267 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2733 SdHoareTripleChecker+Valid, 3643 SdHoareTripleChecker+Invalid, 3948 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 267 IncrementalHoareTripleChecker+Valid, 3681 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:11,504 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2733 Valid, 3643 Invalid, 3948 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [267 Valid, 3681 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:13:11,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4098 states. [2022-03-15 15:13:11,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4098 to 3716. [2022-03-15 15:13:11,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3716 states, 3699 states have (on average 1.9156528791565288) internal successors, (7086), 3715 states have internal predecessors, (7086), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:11,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3716 states to 3716 states and 7086 transitions. [2022-03-15 15:13:11,536 INFO L78 Accepts]: Start accepts. Automaton has 3716 states and 7086 transitions. Word has length 236 [2022-03-15 15:13:11,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:11,537 INFO L470 AbstractCegarLoop]: Abstraction has 3716 states and 7086 transitions. [2022-03-15 15:13:11,537 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:11,537 INFO L276 IsEmpty]: Start isEmpty. Operand 3716 states and 7086 transitions. [2022-03-15 15:13:11,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:13:11,538 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:11,538 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:11,539 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2022-03-15 15:13:11,539 INFO L402 AbstractCegarLoop]: === Iteration 72 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:13:11,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:11,539 INFO L85 PathProgramCache]: Analyzing trace with hash 694566356, now seen corresponding path program 3 times [2022-03-15 15:13:11,539 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:11,539 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [665696373] [2022-03-15 15:13:11,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:11,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:11,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:12,901 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:13:12,902 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:12,902 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [665696373] [2022-03-15 15:13:12,902 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [665696373] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:12,902 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:12,902 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:13:12,902 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [408393358] [2022-03-15 15:13:12,902 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:12,902 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:13:12,902 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:12,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:13:12,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=1068, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:13:12,903 INFO L87 Difference]: Start difference. First operand 3716 states and 7086 transitions. Second operand has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:19,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:19,680 INFO L93 Difference]: Finished difference Result 4082 states and 7772 transitions. [2022-03-15 15:13:19,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-15 15:13:19,680 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:13:19,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:19,684 INFO L225 Difference]: With dead ends: 4082 [2022-03-15 15:13:19,684 INFO L226 Difference]: Without dead ends: 4082 [2022-03-15 15:13:19,684 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1903 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=1389, Invalid=6267, Unknown=0, NotChecked=0, Total=7656 [2022-03-15 15:13:19,684 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 2812 mSDsluCounter, 3668 mSDsCounter, 0 mSdLazyCounter, 4005 mSolverCounterSat, 284 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2812 SdHoareTripleChecker+Valid, 3926 SdHoareTripleChecker+Invalid, 4289 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 284 IncrementalHoareTripleChecker+Valid, 4005 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:19,685 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2812 Valid, 3926 Invalid, 4289 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [284 Valid, 4005 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-15 15:13:19,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4082 states. [2022-03-15 15:13:19,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4082 to 3722. [2022-03-15 15:13:19,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3722 states, 3705 states have (on average 1.9157894736842105) internal successors, (7098), 3721 states have internal predecessors, (7098), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:19,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3722 states to 3722 states and 7098 transitions. [2022-03-15 15:13:19,716 INFO L78 Accepts]: Start accepts. Automaton has 3722 states and 7098 transitions. Word has length 236 [2022-03-15 15:13:19,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:19,716 INFO L470 AbstractCegarLoop]: Abstraction has 3722 states and 7098 transitions. [2022-03-15 15:13:19,716 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:19,716 INFO L276 IsEmpty]: Start isEmpty. Operand 3722 states and 7098 transitions. [2022-03-15 15:13:19,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:13:19,718 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:19,718 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:19,718 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2022-03-15 15:13:19,718 INFO L402 AbstractCegarLoop]: === Iteration 73 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:13:19,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:19,719 INFO L85 PathProgramCache]: Analyzing trace with hash -1360240396, now seen corresponding path program 4 times [2022-03-15 15:13:19,719 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:19,719 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [922307102] [2022-03-15 15:13:19,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:19,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:19,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:20,920 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:13:20,920 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:20,920 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [922307102] [2022-03-15 15:13:20,920 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [922307102] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:20,920 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:20,920 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:13:20,920 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [738013575] [2022-03-15 15:13:20,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:20,921 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:13:20,921 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:20,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:13:20,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=1071, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:13:20,921 INFO L87 Difference]: Start difference. First operand 3722 states and 7098 transitions. Second operand has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:27,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:27,201 INFO L93 Difference]: Finished difference Result 4099 states and 7805 transitions. [2022-03-15 15:13:27,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-03-15 15:13:27,201 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:13:27,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:27,205 INFO L225 Difference]: With dead ends: 4099 [2022-03-15 15:13:27,205 INFO L226 Difference]: Without dead ends: 4099 [2022-03-15 15:13:27,205 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1952 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=1508, Invalid=6502, Unknown=0, NotChecked=0, Total=8010 [2022-03-15 15:13:27,206 INFO L933 BasicCegarLoop]: 261 mSDtfsCounter, 2960 mSDsluCounter, 3939 mSDsCounter, 0 mSdLazyCounter, 4116 mSolverCounterSat, 318 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2960 SdHoareTripleChecker+Valid, 4195 SdHoareTripleChecker+Invalid, 4434 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 318 IncrementalHoareTripleChecker+Valid, 4116 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:27,206 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2960 Valid, 4195 Invalid, 4434 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [318 Valid, 4116 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-15 15:13:27,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4099 states. [2022-03-15 15:13:27,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4099 to 3734. [2022-03-15 15:13:27,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3734 states, 3717 states have (on average 1.9160613397901534) internal successors, (7122), 3733 states have internal predecessors, (7122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:27,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3734 states to 3734 states and 7122 transitions. [2022-03-15 15:13:27,239 INFO L78 Accepts]: Start accepts. Automaton has 3734 states and 7122 transitions. Word has length 236 [2022-03-15 15:13:27,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:27,239 INFO L470 AbstractCegarLoop]: Abstraction has 3734 states and 7122 transitions. [2022-03-15 15:13:27,239 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:27,239 INFO L276 IsEmpty]: Start isEmpty. Operand 3734 states and 7122 transitions. [2022-03-15 15:13:27,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:13:27,241 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:27,241 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:27,241 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72 [2022-03-15 15:13:27,241 INFO L402 AbstractCegarLoop]: === Iteration 74 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:13:27,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:27,241 INFO L85 PathProgramCache]: Analyzing trace with hash -720606042, now seen corresponding path program 5 times [2022-03-15 15:13:27,242 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:27,242 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1001795373] [2022-03-15 15:13:27,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:27,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:27,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:28,466 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:13:28,466 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:28,466 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1001795373] [2022-03-15 15:13:28,466 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1001795373] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:28,466 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:28,466 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:13:28,467 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1324016034] [2022-03-15 15:13:28,467 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:28,467 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:13:28,467 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:28,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:13:28,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=1068, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:13:28,467 INFO L87 Difference]: Start difference. First operand 3734 states and 7122 transitions. Second operand has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:34,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:34,962 INFO L93 Difference]: Finished difference Result 4150 states and 7907 transitions. [2022-03-15 15:13:34,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-15 15:13:34,966 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:13:34,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:34,970 INFO L225 Difference]: With dead ends: 4150 [2022-03-15 15:13:34,970 INFO L226 Difference]: Without dead ends: 4150 [2022-03-15 15:13:34,970 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1680 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=1218, Invalid=5754, Unknown=0, NotChecked=0, Total=6972 [2022-03-15 15:13:34,970 INFO L933 BasicCegarLoop]: 251 mSDtfsCounter, 2713 mSDsluCounter, 3835 mSDsCounter, 0 mSdLazyCounter, 3817 mSolverCounterSat, 262 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2713 SdHoareTripleChecker+Valid, 4082 SdHoareTripleChecker+Invalid, 4079 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 262 IncrementalHoareTripleChecker+Valid, 3817 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:34,970 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2713 Valid, 4082 Invalid, 4079 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [262 Valid, 3817 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-15 15:13:34,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4150 states. [2022-03-15 15:13:34,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4150 to 3746. [2022-03-15 15:13:34,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3746 states, 3729 states have (on average 1.916331456154465) internal successors, (7146), 3745 states have internal predecessors, (7146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:35,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3746 states to 3746 states and 7146 transitions. [2022-03-15 15:13:35,002 INFO L78 Accepts]: Start accepts. Automaton has 3746 states and 7146 transitions. Word has length 236 [2022-03-15 15:13:35,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:35,002 INFO L470 AbstractCegarLoop]: Abstraction has 3746 states and 7146 transitions. [2022-03-15 15:13:35,003 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:35,003 INFO L276 IsEmpty]: Start isEmpty. Operand 3746 states and 7146 transitions. [2022-03-15 15:13:35,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:13:35,004 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:35,005 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:35,005 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73 [2022-03-15 15:13:35,005 INFO L402 AbstractCegarLoop]: === Iteration 75 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:13:35,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:35,005 INFO L85 PathProgramCache]: Analyzing trace with hash 1095531716, now seen corresponding path program 6 times [2022-03-15 15:13:35,005 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:35,005 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1167869011] [2022-03-15 15:13:35,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:35,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:35,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:36,073 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:13:36,073 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:36,073 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1167869011] [2022-03-15 15:13:36,073 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1167869011] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:36,073 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:36,073 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:13:36,073 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1392224569] [2022-03-15 15:13:36,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:36,074 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:13:36,074 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:36,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:13:36,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=1071, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:13:36,074 INFO L87 Difference]: Start difference. First operand 3746 states and 7146 transitions. Second operand has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:41,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:41,346 INFO L93 Difference]: Finished difference Result 4185 states and 7976 transitions. [2022-03-15 15:13:41,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-15 15:13:41,346 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:13:41,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:41,350 INFO L225 Difference]: With dead ends: 4185 [2022-03-15 15:13:41,350 INFO L226 Difference]: Without dead ends: 4185 [2022-03-15 15:13:41,351 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1780 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=1309, Invalid=6001, Unknown=0, NotChecked=0, Total=7310 [2022-03-15 15:13:41,351 INFO L933 BasicCegarLoop]: 250 mSDtfsCounter, 2633 mSDsluCounter, 4005 mSDsCounter, 0 mSdLazyCounter, 3873 mSolverCounterSat, 271 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2633 SdHoareTripleChecker+Valid, 4251 SdHoareTripleChecker+Invalid, 4144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 271 IncrementalHoareTripleChecker+Valid, 3873 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:41,351 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2633 Valid, 4251 Invalid, 4144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [271 Valid, 3873 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:13:41,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4185 states. [2022-03-15 15:13:41,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4185 to 3752. [2022-03-15 15:13:41,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3752 states, 3735 states have (on average 1.9164658634538152) internal successors, (7158), 3751 states have internal predecessors, (7158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:41,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3752 states to 3752 states and 7158 transitions. [2022-03-15 15:13:41,387 INFO L78 Accepts]: Start accepts. Automaton has 3752 states and 7158 transitions. Word has length 236 [2022-03-15 15:13:41,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:41,387 INFO L470 AbstractCegarLoop]: Abstraction has 3752 states and 7158 transitions. [2022-03-15 15:13:41,387 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:41,387 INFO L276 IsEmpty]: Start isEmpty. Operand 3752 states and 7158 transitions. [2022-03-15 15:13:41,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:13:41,389 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:41,389 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:41,389 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2022-03-15 15:13:41,389 INFO L402 AbstractCegarLoop]: === Iteration 76 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:13:41,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:41,389 INFO L85 PathProgramCache]: Analyzing trace with hash -959275036, now seen corresponding path program 7 times [2022-03-15 15:13:41,389 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:41,389 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1085225346] [2022-03-15 15:13:41,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:41,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:41,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:42,627 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:13:42,627 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:42,627 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1085225346] [2022-03-15 15:13:42,628 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1085225346] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:42,628 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:42,628 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:13:42,628 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1312237358] [2022-03-15 15:13:42,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:42,628 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:13:42,628 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:42,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:13:42,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=1073, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:13:42,628 INFO L87 Difference]: Start difference. First operand 3752 states and 7158 transitions. Second operand has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:49,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:49,644 INFO L93 Difference]: Finished difference Result 4202 states and 8009 transitions. [2022-03-15 15:13:49,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-03-15 15:13:49,644 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:13:49,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:49,649 INFO L225 Difference]: With dead ends: 4202 [2022-03-15 15:13:49,649 INFO L226 Difference]: Without dead ends: 4202 [2022-03-15 15:13:49,649 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1984 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=1452, Invalid=6558, Unknown=0, NotChecked=0, Total=8010 [2022-03-15 15:13:49,650 INFO L933 BasicCegarLoop]: 258 mSDtfsCounter, 3152 mSDsluCounter, 4137 mSDsCounter, 0 mSdLazyCounter, 4479 mSolverCounterSat, 314 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3152 SdHoareTripleChecker+Valid, 4390 SdHoareTripleChecker+Invalid, 4793 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 314 IncrementalHoareTripleChecker+Valid, 4479 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:49,650 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3152 Valid, 4390 Invalid, 4793 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [314 Valid, 4479 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-15 15:13:49,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4202 states. [2022-03-15 15:13:49,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4202 to 3740. [2022-03-15 15:13:49,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3740 states, 3723 states have (on average 1.9161966156325545) internal successors, (7134), 3739 states have internal predecessors, (7134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:49,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3740 states to 3740 states and 7134 transitions. [2022-03-15 15:13:49,687 INFO L78 Accepts]: Start accepts. Automaton has 3740 states and 7134 transitions. Word has length 236 [2022-03-15 15:13:49,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:49,688 INFO L470 AbstractCegarLoop]: Abstraction has 3740 states and 7134 transitions. [2022-03-15 15:13:49,688 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:49,688 INFO L276 IsEmpty]: Start isEmpty. Operand 3740 states and 7134 transitions. [2022-03-15 15:13:49,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:13:49,689 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:49,690 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:49,690 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75 [2022-03-15 15:13:49,690 INFO L402 AbstractCegarLoop]: === Iteration 77 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:13:49,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:49,690 INFO L85 PathProgramCache]: Analyzing trace with hash 1657961766, now seen corresponding path program 8 times [2022-03-15 15:13:49,690 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:49,690 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [321718778] [2022-03-15 15:13:49,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:49,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:49,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:50,672 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:13:50,672 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:50,672 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [321718778] [2022-03-15 15:13:50,672 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [321718778] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:50,672 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:50,672 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:13:50,672 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306852769] [2022-03-15 15:13:50,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:50,673 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:13:50,673 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:50,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:13:50,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=1070, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:13:50,675 INFO L87 Difference]: Start difference. First operand 3740 states and 7134 transitions. Second operand has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:56,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:56,820 INFO L93 Difference]: Finished difference Result 4127 states and 7861 transitions. [2022-03-15 15:13:56,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-15 15:13:56,821 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:13:56,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:56,825 INFO L225 Difference]: With dead ends: 4127 [2022-03-15 15:13:56,825 INFO L226 Difference]: Without dead ends: 4127 [2022-03-15 15:13:56,825 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1781 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=1309, Invalid=6001, Unknown=0, NotChecked=0, Total=7310 [2022-03-15 15:13:56,825 INFO L933 BasicCegarLoop]: 249 mSDtfsCounter, 2884 mSDsluCounter, 3382 mSDsCounter, 0 mSdLazyCounter, 3598 mSolverCounterSat, 283 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2884 SdHoareTripleChecker+Valid, 3627 SdHoareTripleChecker+Invalid, 3881 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 283 IncrementalHoareTripleChecker+Valid, 3598 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:56,826 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2884 Valid, 3627 Invalid, 3881 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [283 Valid, 3598 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:13:56,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4127 states. [2022-03-15 15:13:56,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4127 to 3752. [2022-03-15 15:13:56,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3752 states, 3735 states have (on average 1.9164658634538152) internal successors, (7158), 3751 states have internal predecessors, (7158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:56,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3752 states to 3752 states and 7158 transitions. [2022-03-15 15:13:56,858 INFO L78 Accepts]: Start accepts. Automaton has 3752 states and 7158 transitions. Word has length 236 [2022-03-15 15:13:56,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:56,858 INFO L470 AbstractCegarLoop]: Abstraction has 3752 states and 7158 transitions. [2022-03-15 15:13:56,858 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:56,858 INFO L276 IsEmpty]: Start isEmpty. Operand 3752 states and 7158 transitions. [2022-03-15 15:13:56,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:13:56,860 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:56,860 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:56,860 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76 [2022-03-15 15:13:56,860 INFO L402 AbstractCegarLoop]: === Iteration 78 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:13:56,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:56,861 INFO L85 PathProgramCache]: Analyzing trace with hash -396844986, now seen corresponding path program 9 times [2022-03-15 15:13:56,861 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:56,861 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1818121818] [2022-03-15 15:13:56,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:56,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:56,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:58,205 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:13:58,205 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:58,205 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1818121818] [2022-03-15 15:13:58,205 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1818121818] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:58,205 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:58,205 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:13:58,205 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2003314584] [2022-03-15 15:13:58,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:58,206 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:13:58,206 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:58,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:13:58,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=1073, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:13:58,206 INFO L87 Difference]: Start difference. First operand 3752 states and 7158 transitions. Second operand has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:06,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:14:06,983 INFO L93 Difference]: Finished difference Result 4174 states and 7953 transitions. [2022-03-15 15:14:06,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-03-15 15:14:06,983 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:14:06,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:14:06,987 INFO L225 Difference]: With dead ends: 4174 [2022-03-15 15:14:06,987 INFO L226 Difference]: Without dead ends: 4174 [2022-03-15 15:14:06,988 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1956 ImplicationChecksByTransitivity, 7.1s TimeCoverageRelationStatistics Valid=1509, Invalid=6501, Unknown=0, NotChecked=0, Total=8010 [2022-03-15 15:14:06,990 INFO L933 BasicCegarLoop]: 257 mSDtfsCounter, 3045 mSDsluCounter, 3826 mSDsCounter, 0 mSdLazyCounter, 4062 mSolverCounterSat, 311 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3045 SdHoareTripleChecker+Valid, 4079 SdHoareTripleChecker+Invalid, 4373 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 311 IncrementalHoareTripleChecker+Valid, 4062 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:14:06,990 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3045 Valid, 4079 Invalid, 4373 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [311 Valid, 4062 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-15 15:14:06,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4174 states. [2022-03-15 15:14:07,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4174 to 3746. [2022-03-15 15:14:07,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3746 states, 3729 states have (on average 1.916331456154465) internal successors, (7146), 3745 states have internal predecessors, (7146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:07,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3746 states to 3746 states and 7146 transitions. [2022-03-15 15:14:07,022 INFO L78 Accepts]: Start accepts. Automaton has 3746 states and 7146 transitions. Word has length 236 [2022-03-15 15:14:07,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:14:07,022 INFO L470 AbstractCegarLoop]: Abstraction has 3746 states and 7146 transitions. [2022-03-15 15:14:07,023 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:07,023 INFO L276 IsEmpty]: Start isEmpty. Operand 3746 states and 7146 transitions. [2022-03-15 15:14:07,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:14:07,024 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:14:07,024 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:14:07,024 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2022-03-15 15:14:07,025 INFO L402 AbstractCegarLoop]: === Iteration 79 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:14:07,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:14:07,025 INFO L85 PathProgramCache]: Analyzing trace with hash -1919713818, now seen corresponding path program 10 times [2022-03-15 15:14:07,025 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:14:07,025 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [927389150] [2022-03-15 15:14:07,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:14:07,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:14:07,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:14:08,158 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:14:08,158 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:14:08,158 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [927389150] [2022-03-15 15:14:08,158 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [927389150] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:14:08,158 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:14:08,158 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:14:08,158 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [756802605] [2022-03-15 15:14:08,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:14:08,159 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:14:08,159 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:14:08,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:14:08,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=1072, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:14:08,160 INFO L87 Difference]: Start difference. First operand 3746 states and 7146 transitions. Second operand has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:14,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:14:14,201 INFO L93 Difference]: Finished difference Result 4157 states and 7919 transitions. [2022-03-15 15:14:14,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-03-15 15:14:14,201 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:14:14,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:14:14,206 INFO L225 Difference]: With dead ends: 4157 [2022-03-15 15:14:14,206 INFO L226 Difference]: Without dead ends: 4157 [2022-03-15 15:14:14,207 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2220 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=1614, Invalid=7128, Unknown=0, NotChecked=0, Total=8742 [2022-03-15 15:14:14,207 INFO L933 BasicCegarLoop]: 256 mSDtfsCounter, 2831 mSDsluCounter, 3867 mSDsCounter, 0 mSdLazyCounter, 3966 mSolverCounterSat, 334 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2831 SdHoareTripleChecker+Valid, 4118 SdHoareTripleChecker+Invalid, 4300 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 334 IncrementalHoareTripleChecker+Valid, 3966 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:14:14,207 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2831 Valid, 4118 Invalid, 4300 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [334 Valid, 3966 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:14:14,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4157 states. [2022-03-15 15:14:14,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4157 to 3758. [2022-03-15 15:14:14,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3758 states, 3741 states have (on average 1.916599839615076) internal successors, (7170), 3757 states have internal predecessors, (7170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:14,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3758 states to 3758 states and 7170 transitions. [2022-03-15 15:14:14,254 INFO L78 Accepts]: Start accepts. Automaton has 3758 states and 7170 transitions. Word has length 236 [2022-03-15 15:14:14,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:14:14,254 INFO L470 AbstractCegarLoop]: Abstraction has 3758 states and 7170 transitions. [2022-03-15 15:14:14,255 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:14,255 INFO L276 IsEmpty]: Start isEmpty. Operand 3758 states and 7170 transitions. [2022-03-15 15:14:14,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:14:14,256 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:14:14,256 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:14:14,256 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable78 [2022-03-15 15:14:14,257 INFO L402 AbstractCegarLoop]: === Iteration 80 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:14:14,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:14:14,257 INFO L85 PathProgramCache]: Analyzing trace with hash -326130916, now seen corresponding path program 11 times [2022-03-15 15:14:14,257 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:14:14,257 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1377540661] [2022-03-15 15:14:14,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:14:14,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:14:14,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:14:15,417 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:14:15,417 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:14:15,417 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1377540661] [2022-03-15 15:14:15,417 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1377540661] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:14:15,417 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:14:15,417 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:14:15,417 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1734241440] [2022-03-15 15:14:15,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:14:15,417 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:14:15,417 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:14:15,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:14:15,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=1071, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:14:15,418 INFO L87 Difference]: Start difference. First operand 3758 states and 7170 transitions. Second operand has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:24,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:14:24,094 INFO L93 Difference]: Finished difference Result 4251 states and 8105 transitions. [2022-03-15 15:14:24,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2022-03-15 15:14:24,094 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:14:24,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:14:24,099 INFO L225 Difference]: With dead ends: 4251 [2022-03-15 15:14:24,099 INFO L226 Difference]: Without dead ends: 4251 [2022-03-15 15:14:24,100 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 110 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3529 ImplicationChecksByTransitivity, 7.2s TimeCoverageRelationStatistics Valid=2402, Invalid=10030, Unknown=0, NotChecked=0, Total=12432 [2022-03-15 15:14:24,100 INFO L933 BasicCegarLoop]: 257 mSDtfsCounter, 2859 mSDsluCounter, 4224 mSDsCounter, 0 mSdLazyCounter, 4240 mSolverCounterSat, 386 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2859 SdHoareTripleChecker+Valid, 4477 SdHoareTripleChecker+Invalid, 4626 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 386 IncrementalHoareTripleChecker+Valid, 4240 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:14:24,100 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2859 Valid, 4477 Invalid, 4626 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [386 Valid, 4240 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-15 15:14:24,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4251 states. [2022-03-15 15:14:24,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4251 to 3782. [2022-03-15 15:14:24,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3782 states, 3765 states have (on average 1.9171314741035856) internal successors, (7218), 3781 states have internal predecessors, (7218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:24,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3782 states to 3782 states and 7218 transitions. [2022-03-15 15:14:24,157 INFO L78 Accepts]: Start accepts. Automaton has 3782 states and 7218 transitions. Word has length 236 [2022-03-15 15:14:24,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:14:24,158 INFO L470 AbstractCegarLoop]: Abstraction has 3782 states and 7218 transitions. [2022-03-15 15:14:24,158 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:24,158 INFO L276 IsEmpty]: Start isEmpty. Operand 3782 states and 7218 transitions. [2022-03-15 15:14:24,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:14:24,159 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:14:24,160 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:14:24,160 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79 [2022-03-15 15:14:24,160 INFO L402 AbstractCegarLoop]: === Iteration 81 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:14:24,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:14:24,160 INFO L85 PathProgramCache]: Analyzing trace with hash 788789198, now seen corresponding path program 1 times [2022-03-15 15:14:24,160 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:14:24,160 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1093542766] [2022-03-15 15:14:24,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:14:24,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:14:24,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:14:25,081 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:14:25,081 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:14:25,081 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1093542766] [2022-03-15 15:14:25,081 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1093542766] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:14:25,081 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:14:25,081 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [35] imperfect sequences [] total 35 [2022-03-15 15:14:25,082 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [825835537] [2022-03-15 15:14:25,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:14:25,082 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2022-03-15 15:14:25,082 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:14:25,082 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2022-03-15 15:14:25,082 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=125, Invalid=1135, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 15:14:25,082 INFO L87 Difference]: Start difference. First operand 3782 states and 7218 transitions. Second operand has 36 states, 35 states have (on average 5.457142857142857) internal successors, (191), 36 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:33,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:14:33,205 INFO L93 Difference]: Finished difference Result 6541 states and 12554 transitions. [2022-03-15 15:14:33,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-03-15 15:14:33,205 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 35 states have (on average 5.457142857142857) internal successors, (191), 36 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:14:33,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:14:33,211 INFO L225 Difference]: With dead ends: 6541 [2022-03-15 15:14:33,211 INFO L226 Difference]: Without dead ends: 6541 [2022-03-15 15:14:33,212 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 97 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2544 ImplicationChecksByTransitivity, 5.8s TimeCoverageRelationStatistics Valid=1736, Invalid=7966, Unknown=0, NotChecked=0, Total=9702 [2022-03-15 15:14:33,212 INFO L933 BasicCegarLoop]: 373 mSDtfsCounter, 4336 mSDsluCounter, 5225 mSDsCounter, 0 mSdLazyCounter, 5672 mSolverCounterSat, 625 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4336 SdHoareTripleChecker+Valid, 5592 SdHoareTripleChecker+Invalid, 6297 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 625 IncrementalHoareTripleChecker+Valid, 5672 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:14:33,212 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4336 Valid, 5592 Invalid, 6297 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [625 Valid, 5672 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-03-15 15:14:33,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6541 states. [2022-03-15 15:14:33,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6541 to 4123. [2022-03-15 15:14:33,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4123 states, 4106 states have (on average 1.92498782269849) internal successors, (7904), 4122 states have internal predecessors, (7904), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:33,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4123 states to 4123 states and 7904 transitions. [2022-03-15 15:14:33,253 INFO L78 Accepts]: Start accepts. Automaton has 4123 states and 7904 transitions. Word has length 236 [2022-03-15 15:14:33,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:14:33,254 INFO L470 AbstractCegarLoop]: Abstraction has 4123 states and 7904 transitions. [2022-03-15 15:14:33,254 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 35 states have (on average 5.457142857142857) internal successors, (191), 36 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:33,254 INFO L276 IsEmpty]: Start isEmpty. Operand 4123 states and 7904 transitions. [2022-03-15 15:14:33,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:14:33,256 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:14:33,256 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:14:33,256 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2022-03-15 15:14:33,256 INFO L402 AbstractCegarLoop]: === Iteration 82 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:14:33,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:14:33,256 INFO L85 PathProgramCache]: Analyzing trace with hash 517393950, now seen corresponding path program 12 times [2022-03-15 15:14:33,256 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:14:33,256 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1343352923] [2022-03-15 15:14:33,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:14:33,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:14:33,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:14:34,211 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:14:34,211 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:14:34,211 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1343352923] [2022-03-15 15:14:34,212 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1343352923] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:14:34,212 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:14:34,212 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [35] imperfect sequences [] total 35 [2022-03-15 15:14:34,212 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [312966524] [2022-03-15 15:14:34,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:14:34,212 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2022-03-15 15:14:34,212 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:14:34,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2022-03-15 15:14:34,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=1138, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 15:14:34,213 INFO L87 Difference]: Start difference. First operand 4123 states and 7904 transitions. Second operand has 36 states, 35 states have (on average 5.457142857142857) internal successors, (191), 36 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:45,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:14:45,852 INFO L93 Difference]: Finished difference Result 6507 states and 12499 transitions. [2022-03-15 15:14:45,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2022-03-15 15:14:45,852 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 35 states have (on average 5.457142857142857) internal successors, (191), 36 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:14:45,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:14:45,859 INFO L225 Difference]: With dead ends: 6507 [2022-03-15 15:14:45,859 INFO L226 Difference]: Without dead ends: 6507 [2022-03-15 15:14:45,861 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 140 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6418 ImplicationChecksByTransitivity, 9.6s TimeCoverageRelationStatistics Valid=3770, Invalid=16252, Unknown=0, NotChecked=0, Total=20022 [2022-03-15 15:14:45,861 INFO L933 BasicCegarLoop]: 349 mSDtfsCounter, 4183 mSDsluCounter, 6043 mSDsCounter, 0 mSdLazyCounter, 5838 mSolverCounterSat, 421 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4183 SdHoareTripleChecker+Valid, 6388 SdHoareTripleChecker+Invalid, 6259 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 421 IncrementalHoareTripleChecker+Valid, 5838 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:14:45,861 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4183 Valid, 6388 Invalid, 6259 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [421 Valid, 5838 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-03-15 15:14:45,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6507 states. [2022-03-15 15:14:45,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6507 to 4111. [2022-03-15 15:14:45,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4111 states, 4094 states have (on average 1.9247679531021007) internal successors, (7880), 4110 states have internal predecessors, (7880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:45,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4111 states to 4111 states and 7880 transitions. [2022-03-15 15:14:45,937 INFO L78 Accepts]: Start accepts. Automaton has 4111 states and 7880 transitions. Word has length 236 [2022-03-15 15:14:45,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:14:45,938 INFO L470 AbstractCegarLoop]: Abstraction has 4111 states and 7880 transitions. [2022-03-15 15:14:45,938 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 35 states have (on average 5.457142857142857) internal successors, (191), 36 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:45,938 INFO L276 IsEmpty]: Start isEmpty. Operand 4111 states and 7880 transitions. [2022-03-15 15:14:45,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:14:45,940 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:14:45,940 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:14:45,940 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81 [2022-03-15 15:14:45,940 INFO L402 AbstractCegarLoop]: === Iteration 83 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:14:45,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:14:45,941 INFO L85 PathProgramCache]: Analyzing trace with hash -601979806, now seen corresponding path program 13 times [2022-03-15 15:14:45,941 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:14:45,941 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1474775163] [2022-03-15 15:14:45,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:14:45,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:14:46,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:14:47,132 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:14:47,133 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:14:47,133 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1474775163] [2022-03-15 15:14:47,133 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1474775163] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:14:47,133 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:14:47,133 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:14:47,133 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [907264593] [2022-03-15 15:14:47,133 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:14:47,133 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:14:47,133 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:14:47,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:14:47,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=121, Invalid=1069, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:14:47,134 INFO L87 Difference]: Start difference. First operand 4111 states and 7880 transitions. Second operand has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:57,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:14:57,649 INFO L93 Difference]: Finished difference Result 5283 states and 10144 transitions. [2022-03-15 15:14:57,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2022-03-15 15:14:57,650 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:14:57,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:14:57,655 INFO L225 Difference]: With dead ends: 5283 [2022-03-15 15:14:57,655 INFO L226 Difference]: Without dead ends: 5283 [2022-03-15 15:14:57,656 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 119 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4348 ImplicationChecksByTransitivity, 8.9s TimeCoverageRelationStatistics Valid=2781, Invalid=11739, Unknown=0, NotChecked=0, Total=14520 [2022-03-15 15:14:57,656 INFO L933 BasicCegarLoop]: 312 mSDtfsCounter, 3212 mSDsluCounter, 3894 mSDsCounter, 0 mSdLazyCounter, 4357 mSolverCounterSat, 407 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3212 SdHoareTripleChecker+Valid, 4202 SdHoareTripleChecker+Invalid, 4764 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 407 IncrementalHoareTripleChecker+Valid, 4357 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:14:57,656 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3212 Valid, 4202 Invalid, 4764 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [407 Valid, 4357 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-15 15:14:57,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5283 states. [2022-03-15 15:14:57,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5283 to 4084. [2022-03-15 15:14:57,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4084 states, 4067 states have (on average 1.923284976641259) internal successors, (7822), 4083 states have internal predecessors, (7822), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:57,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4084 states to 4084 states and 7822 transitions. [2022-03-15 15:14:57,702 INFO L78 Accepts]: Start accepts. Automaton has 4084 states and 7822 transitions. Word has length 236 [2022-03-15 15:14:57,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:14:57,702 INFO L470 AbstractCegarLoop]: Abstraction has 4084 states and 7822 transitions. [2022-03-15 15:14:57,703 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:57,703 INFO L276 IsEmpty]: Start isEmpty. Operand 4084 states and 7822 transitions. [2022-03-15 15:14:57,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:14:57,705 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:14:57,705 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:14:57,705 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2022-03-15 15:14:57,705 INFO L402 AbstractCegarLoop]: === Iteration 84 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:14:57,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:14:57,705 INFO L85 PathProgramCache]: Analyzing trace with hash 1482509118, now seen corresponding path program 2 times [2022-03-15 15:14:57,705 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:14:57,705 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992171972] [2022-03-15 15:14:57,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:14:57,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:14:57,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:14:58,669 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:14:58,669 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:14:58,669 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [992171972] [2022-03-15 15:14:58,669 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [992171972] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:14:58,669 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:14:58,669 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:14:58,669 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992142818] [2022-03-15 15:14:58,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:14:58,670 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:14:58,670 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:14:58,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:14:58,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1090, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:14:58,670 INFO L87 Difference]: Start difference. First operand 4084 states and 7822 transitions. Second operand has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:09,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:09,010 INFO L93 Difference]: Finished difference Result 7027 states and 13495 transitions. [2022-03-15 15:15:09,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2022-03-15 15:15:09,010 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:15:09,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:09,020 INFO L225 Difference]: With dead ends: 7027 [2022-03-15 15:15:09,020 INFO L226 Difference]: Without dead ends: 7027 [2022-03-15 15:15:09,020 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 104 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2698 ImplicationChecksByTransitivity, 6.8s TimeCoverageRelationStatistics Valid=1807, Invalid=9323, Unknown=0, NotChecked=0, Total=11130 [2022-03-15 15:15:09,021 INFO L933 BasicCegarLoop]: 413 mSDtfsCounter, 3011 mSDsluCounter, 8080 mSDsCounter, 0 mSdLazyCounter, 8630 mSolverCounterSat, 352 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3011 SdHoareTripleChecker+Valid, 8488 SdHoareTripleChecker+Invalid, 8982 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 352 IncrementalHoareTripleChecker+Valid, 8630 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:09,021 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3011 Valid, 8488 Invalid, 8982 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [352 Valid, 8630 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2022-03-15 15:15:09,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7027 states. [2022-03-15 15:15:09,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7027 to 4071. [2022-03-15 15:15:09,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4071 states, 4054 states have (on average 1.9240256536753824) internal successors, (7800), 4070 states have internal predecessors, (7800), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:09,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4071 states to 4071 states and 7800 transitions. [2022-03-15 15:15:09,080 INFO L78 Accepts]: Start accepts. Automaton has 4071 states and 7800 transitions. Word has length 236 [2022-03-15 15:15:09,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:09,080 INFO L470 AbstractCegarLoop]: Abstraction has 4071 states and 7800 transitions. [2022-03-15 15:15:09,080 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:09,080 INFO L276 IsEmpty]: Start isEmpty. Operand 4071 states and 7800 transitions. [2022-03-15 15:15:09,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:15:09,082 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:09,082 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:09,082 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83 [2022-03-15 15:15:09,083 INFO L402 AbstractCegarLoop]: === Iteration 85 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:15:09,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:09,083 INFO L85 PathProgramCache]: Analyzing trace with hash 215424940, now seen corresponding path program 14 times [2022-03-15 15:15:09,083 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:09,083 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1126176036] [2022-03-15 15:15:09,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:09,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:09,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:09,973 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:15:09,973 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:09,974 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1126176036] [2022-03-15 15:15:09,974 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1126176036] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:09,974 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:09,974 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:15:09,974 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [426364212] [2022-03-15 15:15:09,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:09,974 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:15:09,974 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:09,974 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:15:09,974 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=1097, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:15:09,975 INFO L87 Difference]: Start difference. First operand 4071 states and 7800 transitions. Second operand has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:18,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:18,660 INFO L93 Difference]: Finished difference Result 6338 states and 12201 transitions. [2022-03-15 15:15:18,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2022-03-15 15:15:18,660 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:15:18,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:18,667 INFO L225 Difference]: With dead ends: 6338 [2022-03-15 15:15:18,667 INFO L226 Difference]: Without dead ends: 6338 [2022-03-15 15:15:18,668 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 116 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3618 ImplicationChecksByTransitivity, 5.7s TimeCoverageRelationStatistics Valid=1920, Invalid=11886, Unknown=0, NotChecked=0, Total=13806 [2022-03-15 15:15:18,668 INFO L933 BasicCegarLoop]: 420 mSDtfsCounter, 2692 mSDsluCounter, 8334 mSDsCounter, 0 mSdLazyCounter, 8610 mSolverCounterSat, 224 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2692 SdHoareTripleChecker+Valid, 8749 SdHoareTripleChecker+Invalid, 8834 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 224 IncrementalHoareTripleChecker+Valid, 8610 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:18,668 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2692 Valid, 8749 Invalid, 8834 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [224 Valid, 8610 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2022-03-15 15:15:18,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6338 states. [2022-03-15 15:15:18,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6338 to 3995. [2022-03-15 15:15:18,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3995 states, 3978 states have (on average 1.9215686274509804) internal successors, (7644), 3994 states have internal predecessors, (7644), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:18,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3995 states to 3995 states and 7644 transitions. [2022-03-15 15:15:18,717 INFO L78 Accepts]: Start accepts. Automaton has 3995 states and 7644 transitions. Word has length 236 [2022-03-15 15:15:18,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:18,717 INFO L470 AbstractCegarLoop]: Abstraction has 3995 states and 7644 transitions. [2022-03-15 15:15:18,717 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:18,717 INFO L276 IsEmpty]: Start isEmpty. Operand 3995 states and 7644 transitions. [2022-03-15 15:15:18,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:15:18,719 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:18,719 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:18,719 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84 [2022-03-15 15:15:18,719 INFO L402 AbstractCegarLoop]: === Iteration 86 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:15:18,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:18,720 INFO L85 PathProgramCache]: Analyzing trace with hash -148300208, now seen corresponding path program 3 times [2022-03-15 15:15:18,720 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:18,720 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1313957712] [2022-03-15 15:15:18,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:18,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:18,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:19,869 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:15:19,869 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:19,869 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1313957712] [2022-03-15 15:15:19,869 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1313957712] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:19,869 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:19,869 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:15:19,869 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702595626] [2022-03-15 15:15:19,869 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:19,869 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:15:19,869 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:19,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:15:19,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1090, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:15:19,870 INFO L87 Difference]: Start difference. First operand 3995 states and 7644 transitions. Second operand has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:28,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:28,974 INFO L93 Difference]: Finished difference Result 6604 states and 12720 transitions. [2022-03-15 15:15:28,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-03-15 15:15:28,975 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:15:28,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:28,982 INFO L225 Difference]: With dead ends: 6604 [2022-03-15 15:15:28,982 INFO L226 Difference]: Without dead ends: 6604 [2022-03-15 15:15:28,983 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1904 ImplicationChecksByTransitivity, 6.3s TimeCoverageRelationStatistics Valid=1447, Invalid=7109, Unknown=0, NotChecked=0, Total=8556 [2022-03-15 15:15:28,984 INFO L933 BasicCegarLoop]: 389 mSDtfsCounter, 2742 mSDsluCounter, 6547 mSDsCounter, 0 mSdLazyCounter, 7071 mSolverCounterSat, 230 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2742 SdHoareTripleChecker+Valid, 6931 SdHoareTripleChecker+Invalid, 7301 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 230 IncrementalHoareTripleChecker+Valid, 7071 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:28,984 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2742 Valid, 6931 Invalid, 7301 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [230 Valid, 7071 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2022-03-15 15:15:28,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6604 states. [2022-03-15 15:15:29,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6604 to 4229. [2022-03-15 15:15:29,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4229 states, 4212 states have (on average 1.9268755935422601) internal successors, (8116), 4228 states have internal predecessors, (8116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:29,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4229 states to 4229 states and 8116 transitions. [2022-03-15 15:15:29,036 INFO L78 Accepts]: Start accepts. Automaton has 4229 states and 8116 transitions. Word has length 236 [2022-03-15 15:15:29,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:29,036 INFO L470 AbstractCegarLoop]: Abstraction has 4229 states and 8116 transitions. [2022-03-15 15:15:29,037 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:29,037 INFO L276 IsEmpty]: Start isEmpty. Operand 4229 states and 8116 transitions. [2022-03-15 15:15:29,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:15:29,039 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:29,039 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:29,039 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85 [2022-03-15 15:15:29,039 INFO L402 AbstractCegarLoop]: === Iteration 87 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:15:29,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:29,039 INFO L85 PathProgramCache]: Analyzing trace with hash -1415384386, now seen corresponding path program 15 times [2022-03-15 15:15:29,039 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:29,039 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122253865] [2022-03-15 15:15:29,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:29,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:29,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:30,156 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:15:30,156 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:30,156 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2122253865] [2022-03-15 15:15:30,156 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2122253865] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:30,156 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:30,156 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:15:30,156 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [686197962] [2022-03-15 15:15:30,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:30,156 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:15:30,157 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:30,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:15:30,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1092, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:15:30,157 INFO L87 Difference]: Start difference. First operand 4229 states and 8116 transitions. Second operand has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:38,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:38,301 INFO L93 Difference]: Finished difference Result 6719 states and 12963 transitions. [2022-03-15 15:15:38,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2022-03-15 15:15:38,302 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:15:38,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:38,308 INFO L225 Difference]: With dead ends: 6719 [2022-03-15 15:15:38,308 INFO L226 Difference]: Without dead ends: 6719 [2022-03-15 15:15:38,309 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 110 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3268 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=1758, Invalid=10674, Unknown=0, NotChecked=0, Total=12432 [2022-03-15 15:15:38,309 INFO L933 BasicCegarLoop]: 412 mSDtfsCounter, 2372 mSDsluCounter, 7833 mSDsCounter, 0 mSdLazyCounter, 7966 mSolverCounterSat, 224 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2372 SdHoareTripleChecker+Valid, 8240 SdHoareTripleChecker+Invalid, 8190 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 224 IncrementalHoareTripleChecker+Valid, 7966 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:38,309 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2372 Valid, 8240 Invalid, 8190 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [224 Valid, 7966 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-03-15 15:15:38,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6719 states. [2022-03-15 15:15:38,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6719 to 4201. [2022-03-15 15:15:38,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4201 states, 4184 states have (on average 1.9263862332695985) internal successors, (8060), 4200 states have internal predecessors, (8060), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:38,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4201 states to 4201 states and 8060 transitions. [2022-03-15 15:15:38,354 INFO L78 Accepts]: Start accepts. Automaton has 4201 states and 8060 transitions. Word has length 236 [2022-03-15 15:15:38,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:38,354 INFO L470 AbstractCegarLoop]: Abstraction has 4201 states and 8060 transitions. [2022-03-15 15:15:38,354 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:38,354 INFO L276 IsEmpty]: Start isEmpty. Operand 4201 states and 8060 transitions. [2022-03-15 15:15:38,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:15:38,356 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:38,356 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:38,356 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86 [2022-03-15 15:15:38,357 INFO L402 AbstractCegarLoop]: === Iteration 88 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:15:38,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:38,357 INFO L85 PathProgramCache]: Analyzing trace with hash 828670432, now seen corresponding path program 16 times [2022-03-15 15:15:38,357 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:38,357 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [617095634] [2022-03-15 15:15:38,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:38,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:38,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:39,509 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:15:39,510 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:39,510 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [617095634] [2022-03-15 15:15:39,510 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [617095634] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:39,510 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:39,510 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:15:39,510 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1592435562] [2022-03-15 15:15:39,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:39,510 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:15:39,510 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:39,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:15:39,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=124, Invalid=1066, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:15:39,511 INFO L87 Difference]: Start difference. First operand 4201 states and 8060 transitions. Second operand has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:48,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:48,365 INFO L93 Difference]: Finished difference Result 6146 states and 11930 transitions. [2022-03-15 15:15:48,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2022-03-15 15:15:48,365 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:15:48,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:48,372 INFO L225 Difference]: With dead ends: 6146 [2022-03-15 15:15:48,372 INFO L226 Difference]: Without dead ends: 6146 [2022-03-15 15:15:48,373 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 105 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2987 ImplicationChecksByTransitivity, 6.4s TimeCoverageRelationStatistics Valid=2025, Invalid=9317, Unknown=0, NotChecked=0, Total=11342 [2022-03-15 15:15:48,373 INFO L933 BasicCegarLoop]: 351 mSDtfsCounter, 2736 mSDsluCounter, 6071 mSDsCounter, 0 mSdLazyCounter, 7577 mSolverCounterSat, 252 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2736 SdHoareTripleChecker+Valid, 6417 SdHoareTripleChecker+Invalid, 7829 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 252 IncrementalHoareTripleChecker+Valid, 7577 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:48,373 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2736 Valid, 6417 Invalid, 7829 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [252 Valid, 7577 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-03-15 15:15:48,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6146 states. [2022-03-15 15:15:48,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6146 to 4133. [2022-03-15 15:15:48,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4133 states, 4116 states have (on average 1.924198250728863) internal successors, (7920), 4132 states have internal predecessors, (7920), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:48,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4133 states to 4133 states and 7920 transitions. [2022-03-15 15:15:48,420 INFO L78 Accepts]: Start accepts. Automaton has 4133 states and 7920 transitions. Word has length 236 [2022-03-15 15:15:48,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:48,421 INFO L470 AbstractCegarLoop]: Abstraction has 4133 states and 7920 transitions. [2022-03-15 15:15:48,421 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:48,421 INFO L276 IsEmpty]: Start isEmpty. Operand 4133 states and 7920 transitions. [2022-03-15 15:15:48,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:15:48,423 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:48,423 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:48,423 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable87 [2022-03-15 15:15:48,423 INFO L402 AbstractCegarLoop]: === Iteration 89 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:15:48,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:48,423 INFO L85 PathProgramCache]: Analyzing trace with hash 862151368, now seen corresponding path program 4 times [2022-03-15 15:15:48,423 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:48,423 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [516191548] [2022-03-15 15:15:48,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:48,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:48,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:49,241 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:15:49,241 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:49,241 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [516191548] [2022-03-15 15:15:49,241 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [516191548] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:49,241 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:49,241 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:15:49,241 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1412810821] [2022-03-15 15:15:49,241 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:49,242 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:15:49,242 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:49,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:15:49,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:15:49,242 INFO L87 Difference]: Start difference. First operand 4133 states and 7920 transitions. Second operand has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:58,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:58,134 INFO L93 Difference]: Finished difference Result 6819 states and 13078 transitions. [2022-03-15 15:15:58,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2022-03-15 15:15:58,135 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:15:58,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:58,141 INFO L225 Difference]: With dead ends: 6819 [2022-03-15 15:15:58,141 INFO L226 Difference]: Without dead ends: 6819 [2022-03-15 15:15:58,141 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2099 ImplicationChecksByTransitivity, 6.0s TimeCoverageRelationStatistics Valid=1538, Invalid=7582, Unknown=0, NotChecked=0, Total=9120 [2022-03-15 15:15:58,145 INFO L933 BasicCegarLoop]: 390 mSDtfsCounter, 2688 mSDsluCounter, 7114 mSDsCounter, 0 mSdLazyCounter, 7288 mSolverCounterSat, 319 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2688 SdHoareTripleChecker+Valid, 7498 SdHoareTripleChecker+Invalid, 7607 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 319 IncrementalHoareTripleChecker+Valid, 7288 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:58,145 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2688 Valid, 7498 Invalid, 7607 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [319 Valid, 7288 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2022-03-15 15:15:58,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6819 states. [2022-03-15 15:15:58,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6819 to 4267. [2022-03-15 15:15:58,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4267 states, 4250 states have (on average 1.927529411764706) internal successors, (8192), 4266 states have internal predecessors, (8192), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:58,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4267 states to 4267 states and 8192 transitions. [2022-03-15 15:15:58,186 INFO L78 Accepts]: Start accepts. Automaton has 4267 states and 8192 transitions. Word has length 236 [2022-03-15 15:15:58,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:58,187 INFO L470 AbstractCegarLoop]: Abstraction has 4267 states and 8192 transitions. [2022-03-15 15:15:58,187 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:58,187 INFO L276 IsEmpty]: Start isEmpty. Operand 4267 states and 8192 transitions. [2022-03-15 15:15:58,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:15:58,189 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:58,189 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:58,189 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable88 [2022-03-15 15:15:58,189 INFO L402 AbstractCegarLoop]: === Iteration 90 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:15:58,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:58,189 INFO L85 PathProgramCache]: Analyzing trace with hash -404932810, now seen corresponding path program 17 times [2022-03-15 15:15:58,189 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:58,189 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [552109582] [2022-03-15 15:15:58,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:58,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:58,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:58,974 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:15:58,974 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:58,974 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [552109582] [2022-03-15 15:15:58,975 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [552109582] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:58,975 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:58,975 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:15:58,975 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1509155934] [2022-03-15 15:15:58,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:58,975 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:15:58,975 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:58,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:15:58,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:15:58,978 INFO L87 Difference]: Start difference. First operand 4267 states and 8192 transitions. Second operand has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:07,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:07,295 INFO L93 Difference]: Finished difference Result 6400 states and 12323 transitions. [2022-03-15 15:16:07,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2022-03-15 15:16:07,295 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:16:07,296 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:07,302 INFO L225 Difference]: With dead ends: 6400 [2022-03-15 15:16:07,302 INFO L226 Difference]: Without dead ends: 6400 [2022-03-15 15:16:07,303 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3130 ImplicationChecksByTransitivity, 5.7s TimeCoverageRelationStatistics Valid=1726, Invalid=10264, Unknown=0, NotChecked=0, Total=11990 [2022-03-15 15:16:07,303 INFO L933 BasicCegarLoop]: 396 mSDtfsCounter, 2336 mSDsluCounter, 7188 mSDsCounter, 0 mSdLazyCounter, 6616 mSolverCounterSat, 178 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2336 SdHoareTripleChecker+Valid, 7579 SdHoareTripleChecker+Invalid, 6794 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 178 IncrementalHoareTripleChecker+Valid, 6616 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:07,303 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2336 Valid, 7579 Invalid, 6794 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [178 Valid, 6616 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-03-15 15:16:07,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6400 states. [2022-03-15 15:16:07,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6400 to 4215. [2022-03-15 15:16:07,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4215 states, 4198 states have (on average 1.92663172939495) internal successors, (8088), 4214 states have internal predecessors, (8088), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:07,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4215 states to 4215 states and 8088 transitions. [2022-03-15 15:16:07,350 INFO L78 Accepts]: Start accepts. Automaton has 4215 states and 8088 transitions. Word has length 236 [2022-03-15 15:16:07,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:07,350 INFO L470 AbstractCegarLoop]: Abstraction has 4215 states and 8088 transitions. [2022-03-15 15:16:07,350 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:07,350 INFO L276 IsEmpty]: Start isEmpty. Operand 4215 states and 8088 transitions. [2022-03-15 15:16:07,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:16:07,353 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:07,353 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:07,353 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89 [2022-03-15 15:16:07,353 INFO L402 AbstractCegarLoop]: === Iteration 91 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:16:07,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:07,353 INFO L85 PathProgramCache]: Analyzing trace with hash 1719364602, now seen corresponding path program 18 times [2022-03-15 15:16:07,353 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:07,353 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1882668306] [2022-03-15 15:16:07,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:07,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:07,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:08,075 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:16:08,075 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:08,075 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1882668306] [2022-03-15 15:16:08,076 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1882668306] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:08,076 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:08,076 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:16:08,076 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030274569] [2022-03-15 15:16:08,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:08,076 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:16:08,076 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:08,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:16:08,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1026, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:16:08,077 INFO L87 Difference]: Start difference. First operand 4215 states and 8088 transitions. Second operand has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:12,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:12,874 INFO L93 Difference]: Finished difference Result 5157 states and 9932 transitions. [2022-03-15 15:16:12,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2022-03-15 15:16:12,875 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:16:12,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:12,879 INFO L225 Difference]: With dead ends: 5157 [2022-03-15 15:16:12,879 INFO L226 Difference]: Without dead ends: 5157 [2022-03-15 15:16:12,880 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2041 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=1243, Invalid=7499, Unknown=0, NotChecked=0, Total=8742 [2022-03-15 15:16:12,880 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 2519 mSDsluCounter, 6016 mSDsCounter, 0 mSdLazyCounter, 5995 mSolverCounterSat, 209 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2519 SdHoareTripleChecker+Valid, 6365 SdHoareTripleChecker+Invalid, 6204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 209 IncrementalHoareTripleChecker+Valid, 5995 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:12,880 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2519 Valid, 6365 Invalid, 6204 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [209 Valid, 5995 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-15 15:16:12,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5157 states. [2022-03-15 15:16:12,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5157 to 4139. [2022-03-15 15:16:12,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4139 states, 4122 states have (on average 1.9243085880640465) internal successors, (7932), 4138 states have internal predecessors, (7932), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:12,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4139 states to 4139 states and 7932 transitions. [2022-03-15 15:16:12,918 INFO L78 Accepts]: Start accepts. Automaton has 4139 states and 7932 transitions. Word has length 236 [2022-03-15 15:16:12,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:12,918 INFO L470 AbstractCegarLoop]: Abstraction has 4139 states and 7932 transitions. [2022-03-15 15:16:12,918 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:12,918 INFO L276 IsEmpty]: Start isEmpty. Operand 4139 states and 7932 transitions. [2022-03-15 15:16:12,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:16:12,920 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:12,920 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:12,920 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90 [2022-03-15 15:16:12,921 INFO L402 AbstractCegarLoop]: === Iteration 92 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:16:12,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:12,921 INFO L85 PathProgramCache]: Analyzing trace with hash 529414944, now seen corresponding path program 5 times [2022-03-15 15:16:12,921 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:12,921 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [328438262] [2022-03-15 15:16:12,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:12,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:12,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:13,878 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:16:13,879 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:13,879 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [328438262] [2022-03-15 15:16:13,879 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [328438262] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:13,879 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:13,879 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:16:13,879 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [877495631] [2022-03-15 15:16:13,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:13,879 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:16:13,879 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:13,879 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:16:13,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:16:13,880 INFO L87 Difference]: Start difference. First operand 4139 states and 7932 transitions. Second operand has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:21,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:21,732 INFO L93 Difference]: Finished difference Result 6530 states and 12519 transitions. [2022-03-15 15:16:21,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-03-15 15:16:21,732 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:16:21,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:21,740 INFO L225 Difference]: With dead ends: 6530 [2022-03-15 15:16:21,740 INFO L226 Difference]: Without dead ends: 6530 [2022-03-15 15:16:21,740 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 90 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1847 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=1464, Invalid=6908, Unknown=0, NotChecked=0, Total=8372 [2022-03-15 15:16:21,741 INFO L933 BasicCegarLoop]: 339 mSDtfsCounter, 2371 mSDsluCounter, 6777 mSDsCounter, 0 mSdLazyCounter, 7347 mSolverCounterSat, 265 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2371 SdHoareTripleChecker+Valid, 7110 SdHoareTripleChecker+Invalid, 7612 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 265 IncrementalHoareTripleChecker+Valid, 7347 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:21,741 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2371 Valid, 7110 Invalid, 7612 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [265 Valid, 7347 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-03-15 15:16:21,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6530 states. [2022-03-15 15:16:21,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6530 to 4224. [2022-03-15 15:16:21,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4224 states, 4207 states have (on average 1.9267886855241265) internal successors, (8106), 4223 states have internal predecessors, (8106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:21,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4224 states to 4224 states and 8106 transitions. [2022-03-15 15:16:21,793 INFO L78 Accepts]: Start accepts. Automaton has 4224 states and 8106 transitions. Word has length 236 [2022-03-15 15:16:21,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:21,794 INFO L470 AbstractCegarLoop]: Abstraction has 4224 states and 8106 transitions. [2022-03-15 15:16:21,794 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:21,794 INFO L276 IsEmpty]: Start isEmpty. Operand 4224 states and 8106 transitions. [2022-03-15 15:16:21,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:16:21,796 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:21,796 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:21,796 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91 [2022-03-15 15:16:21,796 INFO L402 AbstractCegarLoop]: === Iteration 93 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:16:21,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:21,797 INFO L85 PathProgramCache]: Analyzing trace with hash -737669234, now seen corresponding path program 19 times [2022-03-15 15:16:21,797 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:21,797 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029999967] [2022-03-15 15:16:21,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:21,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:21,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:22,625 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:16:22,625 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:22,625 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1029999967] [2022-03-15 15:16:22,625 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1029999967] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:22,625 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:22,625 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:16:22,625 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1751854371] [2022-03-15 15:16:22,625 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:22,626 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:16:22,626 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:22,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:16:22,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:16:22,626 INFO L87 Difference]: Start difference. First operand 4224 states and 8106 transitions. Second operand has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:27,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:27,501 INFO L93 Difference]: Finished difference Result 5979 states and 11506 transitions. [2022-03-15 15:16:27,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-03-15 15:16:27,501 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:16:27,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:27,507 INFO L225 Difference]: With dead ends: 5979 [2022-03-15 15:16:27,507 INFO L226 Difference]: Without dead ends: 5979 [2022-03-15 15:16:27,508 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1784 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=1137, Invalid=6695, Unknown=0, NotChecked=0, Total=7832 [2022-03-15 15:16:27,508 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 2333 mSDsluCounter, 6840 mSDsCounter, 0 mSdLazyCounter, 6050 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2333 SdHoareTripleChecker+Valid, 7183 SdHoareTripleChecker+Invalid, 6213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 6050 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:27,508 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2333 Valid, 7183 Invalid, 6213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 6050 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-15 15:16:27,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5979 states. [2022-03-15 15:16:27,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5979 to 4171. [2022-03-15 15:16:27,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4171 states, 4154 states have (on average 1.9248916706788637) internal successors, (7996), 4170 states have internal predecessors, (7996), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:27,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4171 states to 4171 states and 7996 transitions. [2022-03-15 15:16:27,550 INFO L78 Accepts]: Start accepts. Automaton has 4171 states and 7996 transitions. Word has length 236 [2022-03-15 15:16:27,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:27,550 INFO L470 AbstractCegarLoop]: Abstraction has 4171 states and 7996 transitions. [2022-03-15 15:16:27,550 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:27,550 INFO L276 IsEmpty]: Start isEmpty. Operand 4171 states and 7996 transitions. [2022-03-15 15:16:27,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:16:27,552 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:27,552 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:27,552 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92 [2022-03-15 15:16:27,552 INFO L402 AbstractCegarLoop]: === Iteration 94 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:16:27,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:27,552 INFO L85 PathProgramCache]: Analyzing trace with hash 930041816, now seen corresponding path program 6 times [2022-03-15 15:16:27,552 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:27,552 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [582467149] [2022-03-15 15:16:27,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:27,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:27,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:28,518 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:16:28,518 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:28,518 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [582467149] [2022-03-15 15:16:28,518 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [582467149] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:28,518 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:28,518 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:16:28,518 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2031778853] [2022-03-15 15:16:28,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:28,519 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:16:28,519 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:28,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:16:28,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=1029, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:16:28,519 INFO L87 Difference]: Start difference. First operand 4171 states and 7996 transitions. Second operand has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:35,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:35,079 INFO L93 Difference]: Finished difference Result 5456 states and 10444 transitions. [2022-03-15 15:16:35,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-15 15:16:35,079 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:16:35,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:35,085 INFO L225 Difference]: With dead ends: 5456 [2022-03-15 15:16:35,085 INFO L226 Difference]: Without dead ends: 5456 [2022-03-15 15:16:35,086 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1495 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=1227, Invalid=5913, Unknown=0, NotChecked=0, Total=7140 [2022-03-15 15:16:35,086 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 2359 mSDsluCounter, 5096 mSDsCounter, 0 mSdLazyCounter, 5170 mSolverCounterSat, 296 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2359 SdHoareTripleChecker+Valid, 5359 SdHoareTripleChecker+Invalid, 5466 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 296 IncrementalHoareTripleChecker+Valid, 5170 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:35,086 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2359 Valid, 5359 Invalid, 5466 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [296 Valid, 5170 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-15 15:16:35,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5456 states. [2022-03-15 15:16:35,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5456 to 4171. [2022-03-15 15:16:35,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4171 states, 4154 states have (on average 1.9248916706788637) internal successors, (7996), 4170 states have internal predecessors, (7996), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:35,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4171 states to 4171 states and 7996 transitions. [2022-03-15 15:16:35,138 INFO L78 Accepts]: Start accepts. Automaton has 4171 states and 7996 transitions. Word has length 236 [2022-03-15 15:16:35,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:35,138 INFO L470 AbstractCegarLoop]: Abstraction has 4171 states and 7996 transitions. [2022-03-15 15:16:35,138 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:35,138 INFO L276 IsEmpty]: Start isEmpty. Operand 4171 states and 7996 transitions. [2022-03-15 15:16:35,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:16:35,140 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:35,140 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:35,141 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93 [2022-03-15 15:16:35,141 INFO L402 AbstractCegarLoop]: === Iteration 95 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:16:35,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:35,141 INFO L85 PathProgramCache]: Analyzing trace with hash 1530039630, now seen corresponding path program 7 times [2022-03-15 15:16:35,141 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:35,141 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2038248181] [2022-03-15 15:16:35,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:35,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:35,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:35,899 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:16:35,899 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:35,899 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2038248181] [2022-03-15 15:16:35,899 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2038248181] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:35,899 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:35,899 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:16:35,899 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [678525071] [2022-03-15 15:16:35,899 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:35,900 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:16:35,900 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:35,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:16:35,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1024, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:16:35,900 INFO L87 Difference]: Start difference. First operand 4171 states and 7996 transitions. Second operand has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:40,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:40,506 INFO L93 Difference]: Finished difference Result 5186 states and 9909 transitions. [2022-03-15 15:16:40,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-15 15:16:40,506 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:16:40,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:40,512 INFO L225 Difference]: With dead ends: 5186 [2022-03-15 15:16:40,512 INFO L226 Difference]: Without dead ends: 5186 [2022-03-15 15:16:40,513 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1271 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=1092, Invalid=5228, Unknown=0, NotChecked=0, Total=6320 [2022-03-15 15:16:40,513 INFO L933 BasicCegarLoop]: 238 mSDtfsCounter, 2280 mSDsluCounter, 4524 mSDsCounter, 0 mSdLazyCounter, 3889 mSolverCounterSat, 198 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2280 SdHoareTripleChecker+Valid, 4756 SdHoareTripleChecker+Invalid, 4087 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 198 IncrementalHoareTripleChecker+Valid, 3889 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:40,513 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2280 Valid, 4756 Invalid, 4087 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [198 Valid, 3889 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:16:40,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5186 states. [2022-03-15 15:16:40,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5186 to 4172. [2022-03-15 15:16:40,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4172 states, 4155 states have (on average 1.9249097472924188) internal successors, (7998), 4171 states have internal predecessors, (7998), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:40,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4172 states to 4172 states and 7998 transitions. [2022-03-15 15:16:40,552 INFO L78 Accepts]: Start accepts. Automaton has 4172 states and 7998 transitions. Word has length 236 [2022-03-15 15:16:40,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:40,552 INFO L470 AbstractCegarLoop]: Abstraction has 4172 states and 7998 transitions. [2022-03-15 15:16:40,552 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:40,552 INFO L276 IsEmpty]: Start isEmpty. Operand 4172 states and 7998 transitions. [2022-03-15 15:16:40,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:16:40,554 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:40,554 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:40,554 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94 [2022-03-15 15:16:40,554 INFO L402 AbstractCegarLoop]: === Iteration 96 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:16:40,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:40,554 INFO L85 PathProgramCache]: Analyzing trace with hash 1519930648, now seen corresponding path program 8 times [2022-03-15 15:16:40,554 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:40,555 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [468782791] [2022-03-15 15:16:40,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:40,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:40,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:41,234 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:16:41,234 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:41,234 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [468782791] [2022-03-15 15:16:41,234 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [468782791] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:41,234 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:41,235 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:16:41,235 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84260518] [2022-03-15 15:16:41,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:41,235 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:16:41,235 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:41,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:16:41,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:16:41,235 INFO L87 Difference]: Start difference. First operand 4172 states and 7998 transitions. Second operand has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:47,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:47,429 INFO L93 Difference]: Finished difference Result 5322 states and 10176 transitions. [2022-03-15 15:16:47,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-15 15:16:47,429 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:16:47,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:47,434 INFO L225 Difference]: With dead ends: 5322 [2022-03-15 15:16:47,434 INFO L226 Difference]: Without dead ends: 5322 [2022-03-15 15:16:47,435 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1402 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=1174, Invalid=5632, Unknown=0, NotChecked=0, Total=6806 [2022-03-15 15:16:47,435 INFO L933 BasicCegarLoop]: 255 mSDtfsCounter, 2348 mSDsluCounter, 5017 mSDsCounter, 0 mSdLazyCounter, 4652 mSolverCounterSat, 268 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2348 SdHoareTripleChecker+Valid, 5267 SdHoareTripleChecker+Invalid, 4920 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 268 IncrementalHoareTripleChecker+Valid, 4652 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:47,435 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2348 Valid, 5267 Invalid, 4920 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [268 Valid, 4652 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-15 15:16:47,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5322 states. [2022-03-15 15:16:47,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5322 to 4172. [2022-03-15 15:16:47,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4172 states, 4155 states have (on average 1.9249097472924188) internal successors, (7998), 4171 states have internal predecessors, (7998), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:47,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4172 states to 4172 states and 7998 transitions. [2022-03-15 15:16:47,482 INFO L78 Accepts]: Start accepts. Automaton has 4172 states and 7998 transitions. Word has length 236 [2022-03-15 15:16:47,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:47,482 INFO L470 AbstractCegarLoop]: Abstraction has 4172 states and 7998 transitions. [2022-03-15 15:16:47,482 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:47,482 INFO L276 IsEmpty]: Start isEmpty. Operand 4172 states and 7998 transitions. [2022-03-15 15:16:47,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:16:47,484 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:47,484 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:47,485 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95 [2022-03-15 15:16:47,485 INFO L402 AbstractCegarLoop]: === Iteration 97 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:16:47,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:47,485 INFO L85 PathProgramCache]: Analyzing trace with hash -486913172, now seen corresponding path program 9 times [2022-03-15 15:16:47,485 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:47,485 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [784363175] [2022-03-15 15:16:47,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:47,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:47,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:48,405 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:16:48,405 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:48,405 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [784363175] [2022-03-15 15:16:48,405 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [784363175] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:48,405 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:48,405 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:16:48,405 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1558292684] [2022-03-15 15:16:48,405 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:48,406 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:16:48,406 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:48,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:16:48,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:16:48,406 INFO L87 Difference]: Start difference. First operand 4172 states and 7998 transitions. Second operand has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:54,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:54,613 INFO L93 Difference]: Finished difference Result 5483 states and 10498 transitions. [2022-03-15 15:16:54,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-15 15:16:54,613 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:16:54,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:54,619 INFO L225 Difference]: With dead ends: 5483 [2022-03-15 15:16:54,619 INFO L226 Difference]: Without dead ends: 5483 [2022-03-15 15:16:54,619 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1593 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=1289, Invalid=6193, Unknown=0, NotChecked=0, Total=7482 [2022-03-15 15:16:54,620 INFO L933 BasicCegarLoop]: 285 mSDtfsCounter, 2101 mSDsluCounter, 4980 mSDsCounter, 0 mSdLazyCounter, 5329 mSolverCounterSat, 321 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2101 SdHoareTripleChecker+Valid, 5260 SdHoareTripleChecker+Invalid, 5650 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 321 IncrementalHoareTripleChecker+Valid, 5329 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:54,620 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2101 Valid, 5260 Invalid, 5650 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [321 Valid, 5329 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-03-15 15:16:54,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5483 states. [2022-03-15 15:16:54,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5483 to 4148. [2022-03-15 15:16:54,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4148 states, 4131 states have (on average 1.9244734931009442) internal successors, (7950), 4147 states have internal predecessors, (7950), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:54,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4148 states to 4148 states and 7950 transitions. [2022-03-15 15:16:54,655 INFO L78 Accepts]: Start accepts. Automaton has 4148 states and 7950 transitions. Word has length 236 [2022-03-15 15:16:54,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:54,655 INFO L470 AbstractCegarLoop]: Abstraction has 4148 states and 7950 transitions. [2022-03-15 15:16:54,655 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:54,655 INFO L276 IsEmpty]: Start isEmpty. Operand 4148 states and 7950 transitions. [2022-03-15 15:16:54,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:16:54,657 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:54,658 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:54,658 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96 [2022-03-15 15:16:54,658 INFO L402 AbstractCegarLoop]: === Iteration 98 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:16:54,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:54,658 INFO L85 PathProgramCache]: Analyzing trace with hash -798021070, now seen corresponding path program 10 times [2022-03-15 15:16:54,658 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:54,658 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1616704622] [2022-03-15 15:16:54,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:54,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:54,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:55,543 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:16:55,543 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:55,543 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1616704622] [2022-03-15 15:16:55,543 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1616704622] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:55,543 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:55,543 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:16:55,543 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314636546] [2022-03-15 15:16:55,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:55,544 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:16:55,544 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:55,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:16:55,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1090, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:16:55,544 INFO L87 Difference]: Start difference. First operand 4148 states and 7950 transitions. Second operand has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:02,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:17:02,852 INFO L93 Difference]: Finished difference Result 7115 states and 13674 transitions. [2022-03-15 15:17:02,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-15 15:17:02,852 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:17:02,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:17:02,860 INFO L225 Difference]: With dead ends: 7115 [2022-03-15 15:17:02,860 INFO L226 Difference]: Without dead ends: 7115 [2022-03-15 15:17:02,860 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1592 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=1194, Invalid=6288, Unknown=0, NotChecked=0, Total=7482 [2022-03-15 15:17:02,861 INFO L933 BasicCegarLoop]: 404 mSDtfsCounter, 2640 mSDsluCounter, 8031 mSDsCounter, 0 mSdLazyCounter, 8556 mSolverCounterSat, 299 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2640 SdHoareTripleChecker+Valid, 8428 SdHoareTripleChecker+Invalid, 8855 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 299 IncrementalHoareTripleChecker+Valid, 8556 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:17:02,861 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2640 Valid, 8428 Invalid, 8855 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [299 Valid, 8556 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2022-03-15 15:17:02,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7115 states. [2022-03-15 15:17:02,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7115 to 4246. [2022-03-15 15:17:02,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4246 states, 4229 states have (on average 1.927169543627335) internal successors, (8150), 4245 states have internal predecessors, (8150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:02,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4246 states to 4246 states and 8150 transitions. [2022-03-15 15:17:02,905 INFO L78 Accepts]: Start accepts. Automaton has 4246 states and 8150 transitions. Word has length 236 [2022-03-15 15:17:02,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:17:02,905 INFO L470 AbstractCegarLoop]: Abstraction has 4246 states and 8150 transitions. [2022-03-15 15:17:02,905 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:02,905 INFO L276 IsEmpty]: Start isEmpty. Operand 4246 states and 8150 transitions. [2022-03-15 15:17:02,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:17:02,907 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:17:02,907 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:17:02,907 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97 [2022-03-15 15:17:02,907 INFO L402 AbstractCegarLoop]: === Iteration 99 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:17:02,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:17:02,908 INFO L85 PathProgramCache]: Analyzing trace with hash -2065105248, now seen corresponding path program 20 times [2022-03-15 15:17:02,908 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:17:02,908 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2051791608] [2022-03-15 15:17:02,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:17:02,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:17:02,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:17:03,952 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:17:03,952 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:17:03,952 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2051791608] [2022-03-15 15:17:03,953 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2051791608] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:17:03,953 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:17:03,953 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:17:03,953 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181063621] [2022-03-15 15:17:03,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:17:03,953 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:17:03,953 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:17:03,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:17:03,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1093, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:17:03,953 INFO L87 Difference]: Start difference. First operand 4246 states and 8150 transitions. Second operand has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:12,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:17:12,426 INFO L93 Difference]: Finished difference Result 6646 states and 12819 transitions. [2022-03-15 15:17:12,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2022-03-15 15:17:12,427 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:17:12,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:17:12,436 INFO L225 Difference]: With dead ends: 6646 [2022-03-15 15:17:12,436 INFO L226 Difference]: Without dead ends: 6646 [2022-03-15 15:17:12,437 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 104 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2733 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=1629, Invalid=9501, Unknown=0, NotChecked=0, Total=11130 [2022-03-15 15:17:12,437 INFO L933 BasicCegarLoop]: 409 mSDtfsCounter, 2328 mSDsluCounter, 8691 mSDsCounter, 0 mSdLazyCounter, 9228 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2328 SdHoareTripleChecker+Valid, 9094 SdHoareTripleChecker+Invalid, 9434 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 9228 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:17:12,437 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2328 Valid, 9094 Invalid, 9434 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 9228 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2022-03-15 15:17:12,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6646 states. [2022-03-15 15:17:12,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6646 to 4170. [2022-03-15 15:17:12,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4170 states, 4153 states have (on average 1.9258367445220324) internal successors, (7998), 4169 states have internal predecessors, (7998), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:12,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4170 states to 4170 states and 7998 transitions. [2022-03-15 15:17:12,495 INFO L78 Accepts]: Start accepts. Automaton has 4170 states and 7998 transitions. Word has length 236 [2022-03-15 15:17:12,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:17:12,495 INFO L470 AbstractCegarLoop]: Abstraction has 4170 states and 7998 transitions. [2022-03-15 15:17:12,495 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:12,495 INFO L276 IsEmpty]: Start isEmpty. Operand 4170 states and 7998 transitions. [2022-03-15 15:17:12,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:17:12,497 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:17:12,498 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:17:12,498 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98 [2022-03-15 15:17:12,498 INFO L402 AbstractCegarLoop]: === Iteration 100 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:17:12,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:17:12,498 INFO L85 PathProgramCache]: Analyzing trace with hash 178949570, now seen corresponding path program 21 times [2022-03-15 15:17:12,498 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:17:12,498 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [372972255] [2022-03-15 15:17:12,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:17:12,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:17:12,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:17:13,669 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:17:13,669 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:17:13,669 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [372972255] [2022-03-15 15:17:13,669 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [372972255] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:17:13,669 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:17:13,669 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:17:13,669 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [321833413] [2022-03-15 15:17:13,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:17:13,669 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:17:13,669 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:17:13,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:17:13,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=124, Invalid=1066, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:17:13,670 INFO L87 Difference]: Start difference. First operand 4170 states and 7998 transitions. Second operand has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:22,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:17:22,567 INFO L93 Difference]: Finished difference Result 6073 states and 11786 transitions. [2022-03-15 15:17:22,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2022-03-15 15:17:22,567 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:17:22,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:17:22,573 INFO L225 Difference]: With dead ends: 6073 [2022-03-15 15:17:22,573 INFO L226 Difference]: Without dead ends: 6073 [2022-03-15 15:17:22,574 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 103 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2828 ImplicationChecksByTransitivity, 6.6s TimeCoverageRelationStatistics Valid=2010, Invalid=8910, Unknown=0, NotChecked=0, Total=10920 [2022-03-15 15:17:22,574 INFO L933 BasicCegarLoop]: 348 mSDtfsCounter, 2435 mSDsluCounter, 5689 mSDsCounter, 0 mSdLazyCounter, 6978 mSolverCounterSat, 247 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2435 SdHoareTripleChecker+Valid, 6032 SdHoareTripleChecker+Invalid, 7225 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 247 IncrementalHoareTripleChecker+Valid, 6978 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:17:22,574 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2435 Valid, 6032 Invalid, 7225 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [247 Valid, 6978 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-03-15 15:17:22,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6073 states. [2022-03-15 15:17:22,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6073 to 4070. [2022-03-15 15:17:22,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4070 states, 4053 states have (on average 1.923019985196151) internal successors, (7794), 4069 states have internal predecessors, (7794), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:22,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4070 states to 4070 states and 7794 transitions. [2022-03-15 15:17:22,620 INFO L78 Accepts]: Start accepts. Automaton has 4070 states and 7794 transitions. Word has length 236 [2022-03-15 15:17:22,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:17:22,620 INFO L470 AbstractCegarLoop]: Abstraction has 4070 states and 7794 transitions. [2022-03-15 15:17:22,620 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.617647058823529) internal successors, (191), 35 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:22,620 INFO L276 IsEmpty]: Start isEmpty. Operand 4070 states and 7794 transitions. [2022-03-15 15:17:22,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:17:22,622 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:17:22,623 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:17:22,624 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable99 [2022-03-15 15:17:22,624 INFO L402 AbstractCegarLoop]: === Iteration 101 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:17:22,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:17:22,624 INFO L85 PathProgramCache]: Analyzing trace with hash 212430506, now seen corresponding path program 11 times [2022-03-15 15:17:22,624 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:17:22,624 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1128864778] [2022-03-15 15:17:22,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:17:22,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:17:22,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:17:23,478 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:17:23,479 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:17:23,479 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1128864778] [2022-03-15 15:17:23,479 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1128864778] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:17:23,479 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:17:23,479 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:17:23,479 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [174425877] [2022-03-15 15:17:23,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:17:23,479 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:17:23,479 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:17:23,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:17:23,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:17:23,480 INFO L87 Difference]: Start difference. First operand 4070 states and 7794 transitions. Second operand has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:30,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:17:30,590 INFO L93 Difference]: Finished difference Result 6759 states and 12960 transitions. [2022-03-15 15:17:30,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-15 15:17:30,590 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:17:30,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:17:30,597 INFO L225 Difference]: With dead ends: 6759 [2022-03-15 15:17:30,597 INFO L226 Difference]: Without dead ends: 6759 [2022-03-15 15:17:30,598 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1473 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=1138, Invalid=5834, Unknown=0, NotChecked=0, Total=6972 [2022-03-15 15:17:30,598 INFO L933 BasicCegarLoop]: 389 mSDtfsCounter, 2719 mSDsluCounter, 6851 mSDsCounter, 0 mSdLazyCounter, 7037 mSolverCounterSat, 280 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2719 SdHoareTripleChecker+Valid, 7233 SdHoareTripleChecker+Invalid, 7317 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 280 IncrementalHoareTripleChecker+Valid, 7037 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:17:30,598 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2719 Valid, 7233 Invalid, 7317 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [280 Valid, 7037 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2022-03-15 15:17:30,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6759 states. [2022-03-15 15:17:30,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6759 to 4204. [2022-03-15 15:17:30,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4204 states, 4187 states have (on average 1.9264389777883926) internal successors, (8066), 4203 states have internal predecessors, (8066), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:30,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4204 states to 4204 states and 8066 transitions. [2022-03-15 15:17:30,638 INFO L78 Accepts]: Start accepts. Automaton has 4204 states and 8066 transitions. Word has length 236 [2022-03-15 15:17:30,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:17:30,638 INFO L470 AbstractCegarLoop]: Abstraction has 4204 states and 8066 transitions. [2022-03-15 15:17:30,638 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:30,638 INFO L276 IsEmpty]: Start isEmpty. Operand 4204 states and 8066 transitions. [2022-03-15 15:17:30,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:17:30,640 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:17:30,640 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:17:30,640 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable100 [2022-03-15 15:17:30,640 INFO L402 AbstractCegarLoop]: === Iteration 102 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:17:30,640 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:17:30,640 INFO L85 PathProgramCache]: Analyzing trace with hash -1054653672, now seen corresponding path program 22 times [2022-03-15 15:17:30,640 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:17:30,641 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1194189848] [2022-03-15 15:17:30,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:17:30,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:17:30,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:17:31,574 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:17:31,574 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:17:31,574 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1194189848] [2022-03-15 15:17:31,574 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1194189848] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:17:31,574 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:17:31,574 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:17:31,574 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745468227] [2022-03-15 15:17:31,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:17:31,575 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:17:31,575 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:17:31,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:17:31,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:17:31,576 INFO L87 Difference]: Start difference. First operand 4204 states and 8066 transitions. Second operand has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:38,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:17:38,215 INFO L93 Difference]: Finished difference Result 6310 states and 12145 transitions. [2022-03-15 15:17:38,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2022-03-15 15:17:38,215 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:17:38,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:17:38,223 INFO L225 Difference]: With dead ends: 6310 [2022-03-15 15:17:38,223 INFO L226 Difference]: Without dead ends: 6310 [2022-03-15 15:17:38,223 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 101 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2610 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=1543, Invalid=8963, Unknown=0, NotChecked=0, Total=10506 [2022-03-15 15:17:38,224 INFO L933 BasicCegarLoop]: 394 mSDtfsCounter, 2588 mSDsluCounter, 6856 mSDsCounter, 0 mSdLazyCounter, 6276 mSolverCounterSat, 187 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2588 SdHoareTripleChecker+Valid, 7245 SdHoareTripleChecker+Invalid, 6463 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 187 IncrementalHoareTripleChecker+Valid, 6276 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:17:38,224 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2588 Valid, 7245 Invalid, 6463 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [187 Valid, 6276 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-03-15 15:17:38,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6310 states. [2022-03-15 15:17:38,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6310 to 4152. [2022-03-15 15:17:38,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4152 states, 4135 states have (on average 1.9255139056831923) internal successors, (7962), 4151 states have internal predecessors, (7962), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:38,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4152 states to 4152 states and 7962 transitions. [2022-03-15 15:17:38,269 INFO L78 Accepts]: Start accepts. Automaton has 4152 states and 7962 transitions. Word has length 236 [2022-03-15 15:17:38,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:17:38,269 INFO L470 AbstractCegarLoop]: Abstraction has 4152 states and 7962 transitions. [2022-03-15 15:17:38,269 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:38,269 INFO L276 IsEmpty]: Start isEmpty. Operand 4152 states and 7962 transitions. [2022-03-15 15:17:38,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:17:38,271 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:17:38,271 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:17:38,271 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable101 [2022-03-15 15:17:38,271 INFO L402 AbstractCegarLoop]: === Iteration 103 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:17:38,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:17:38,273 INFO L85 PathProgramCache]: Analyzing trace with hash 1069643740, now seen corresponding path program 23 times [2022-03-15 15:17:38,273 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:17:38,273 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [233675609] [2022-03-15 15:17:38,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:17:38,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:17:38,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:17:39,471 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:17:39,471 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:17:39,471 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [233675609] [2022-03-15 15:17:39,471 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [233675609] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:17:39,471 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:17:39,471 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:17:39,472 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [192028038] [2022-03-15 15:17:39,472 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:17:39,472 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:17:39,472 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:17:39,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:17:39,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1026, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:17:39,472 INFO L87 Difference]: Start difference. First operand 4152 states and 7962 transitions. Second operand has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:45,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:17:45,105 INFO L93 Difference]: Finished difference Result 5067 states and 9754 transitions. [2022-03-15 15:17:45,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-03-15 15:17:45,106 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:17:45,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:17:45,110 INFO L225 Difference]: With dead ends: 5067 [2022-03-15 15:17:45,111 INFO L226 Difference]: Without dead ends: 5067 [2022-03-15 15:17:45,111 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1980 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=1243, Invalid=7313, Unknown=0, NotChecked=0, Total=8556 [2022-03-15 15:17:45,111 INFO L933 BasicCegarLoop]: 349 mSDtfsCounter, 2210 mSDsluCounter, 5797 mSDsCounter, 0 mSdLazyCounter, 5712 mSolverCounterSat, 192 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2210 SdHoareTripleChecker+Valid, 6141 SdHoareTripleChecker+Invalid, 5904 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 192 IncrementalHoareTripleChecker+Valid, 5712 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:17:45,111 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2210 Valid, 6141 Invalid, 5904 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [192 Valid, 5712 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-15 15:17:45,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5067 states. [2022-03-15 15:17:45,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5067 to 4076. [2022-03-15 15:17:45,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4076 states, 4059 states have (on average 1.9231337767923133) internal successors, (7806), 4075 states have internal predecessors, (7806), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:45,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4076 states to 4076 states and 7806 transitions. [2022-03-15 15:17:45,152 INFO L78 Accepts]: Start accepts. Automaton has 4076 states and 7806 transitions. Word has length 236 [2022-03-15 15:17:45,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:17:45,152 INFO L470 AbstractCegarLoop]: Abstraction has 4076 states and 7806 transitions. [2022-03-15 15:17:45,152 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:45,152 INFO L276 IsEmpty]: Start isEmpty. Operand 4076 states and 7806 transitions. [2022-03-15 15:17:45,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:17:45,154 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:17:45,154 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:17:45,154 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable102 [2022-03-15 15:17:45,154 INFO L402 AbstractCegarLoop]: === Iteration 104 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:17:45,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:17:45,154 INFO L85 PathProgramCache]: Analyzing trace with hash -120305918, now seen corresponding path program 12 times [2022-03-15 15:17:45,154 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:17:45,155 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1624954047] [2022-03-15 15:17:45,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:17:45,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:17:45,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:17:46,269 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:17:46,269 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:17:46,269 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1624954047] [2022-03-15 15:17:46,269 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1624954047] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:17:46,269 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:17:46,270 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:17:46,270 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2089444706] [2022-03-15 15:17:46,270 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:17:46,270 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:17:46,270 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:17:46,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:17:46,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:17:46,270 INFO L87 Difference]: Start difference. First operand 4076 states and 7806 transitions. Second operand has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:54,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:17:54,778 INFO L93 Difference]: Finished difference Result 6478 states and 12417 transitions. [2022-03-15 15:17:54,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-15 15:17:54,779 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:17:54,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:17:54,786 INFO L225 Difference]: With dead ends: 6478 [2022-03-15 15:17:54,787 INFO L226 Difference]: Without dead ends: 6478 [2022-03-15 15:17:54,787 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1728 ImplicationChecksByTransitivity, 5.9s TimeCoverageRelationStatistics Valid=1398, Invalid=6612, Unknown=0, NotChecked=0, Total=8010 [2022-03-15 15:17:54,787 INFO L933 BasicCegarLoop]: 352 mSDtfsCounter, 2426 mSDsluCounter, 6394 mSDsCounter, 0 mSdLazyCounter, 6873 mSolverCounterSat, 267 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2426 SdHoareTripleChecker+Valid, 6739 SdHoareTripleChecker+Invalid, 7140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 267 IncrementalHoareTripleChecker+Valid, 6873 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:17:54,787 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2426 Valid, 6739 Invalid, 7140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [267 Valid, 6873 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2022-03-15 15:17:54,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6478 states. [2022-03-15 15:17:54,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6478 to 4161. [2022-03-15 15:17:54,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4161 states, 4144 states have (on average 1.9256756756756757) internal successors, (7980), 4160 states have internal predecessors, (7980), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:54,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4161 states to 4161 states and 7980 transitions. [2022-03-15 15:17:54,835 INFO L78 Accepts]: Start accepts. Automaton has 4161 states and 7980 transitions. Word has length 236 [2022-03-15 15:17:54,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:17:54,836 INFO L470 AbstractCegarLoop]: Abstraction has 4161 states and 7980 transitions. [2022-03-15 15:17:54,836 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:54,836 INFO L276 IsEmpty]: Start isEmpty. Operand 4161 states and 7980 transitions. [2022-03-15 15:17:54,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:17:54,864 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:17:54,864 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:17:54,864 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable103 [2022-03-15 15:17:54,865 INFO L402 AbstractCegarLoop]: === Iteration 105 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:17:54,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:17:54,865 INFO L85 PathProgramCache]: Analyzing trace with hash -1387390096, now seen corresponding path program 24 times [2022-03-15 15:17:54,865 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:17:54,865 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1676470015] [2022-03-15 15:17:54,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:17:54,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:17:54,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:17:55,784 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:17:55,784 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:17:55,785 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1676470015] [2022-03-15 15:17:55,785 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1676470015] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:17:55,785 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:17:55,785 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:17:55,785 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105238888] [2022-03-15 15:17:55,785 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:17:55,785 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:17:55,785 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:17:55,785 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:17:55,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:17:55,786 INFO L87 Difference]: Start difference. First operand 4161 states and 7980 transitions. Second operand has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:02,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:18:02,095 INFO L93 Difference]: Finished difference Result 5897 states and 11344 transitions. [2022-03-15 15:18:02,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-15 15:18:02,095 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:18:02,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:18:02,101 INFO L225 Difference]: With dead ends: 5897 [2022-03-15 15:18:02,101 INFO L226 Difference]: Without dead ends: 5897 [2022-03-15 15:18:02,101 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1706 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=1111, Invalid=6545, Unknown=0, NotChecked=0, Total=7656 [2022-03-15 15:18:02,102 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 2176 mSDsluCounter, 5779 mSDsCounter, 0 mSdLazyCounter, 5011 mSolverCounterSat, 166 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2176 SdHoareTripleChecker+Valid, 6133 SdHoareTripleChecker+Invalid, 5177 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 166 IncrementalHoareTripleChecker+Valid, 5011 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:18:02,102 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2176 Valid, 6133 Invalid, 5177 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [166 Valid, 5011 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-15 15:18:02,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5897 states. [2022-03-15 15:18:02,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5897 to 4108. [2022-03-15 15:18:02,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4108 states, 4091 states have (on average 1.9237350281104864) internal successors, (7870), 4107 states have internal predecessors, (7870), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:02,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4108 states to 4108 states and 7870 transitions. [2022-03-15 15:18:02,141 INFO L78 Accepts]: Start accepts. Automaton has 4108 states and 7870 transitions. Word has length 236 [2022-03-15 15:18:02,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:18:02,141 INFO L470 AbstractCegarLoop]: Abstraction has 4108 states and 7870 transitions. [2022-03-15 15:18:02,141 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:02,141 INFO L276 IsEmpty]: Start isEmpty. Operand 4108 states and 7870 transitions. [2022-03-15 15:18:02,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:18:02,143 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:18:02,143 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:18:02,143 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104 [2022-03-15 15:18:02,143 INFO L402 AbstractCegarLoop]: === Iteration 106 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:18:02,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:18:02,143 INFO L85 PathProgramCache]: Analyzing trace with hash 280320954, now seen corresponding path program 13 times [2022-03-15 15:18:02,143 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:18:02,143 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1091614890] [2022-03-15 15:18:02,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:18:02,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:18:02,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:18:03,223 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:18:03,224 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:18:03,224 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1091614890] [2022-03-15 15:18:03,224 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1091614890] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:18:03,224 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:18:03,224 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:18:03,224 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2134064158] [2022-03-15 15:18:03,224 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:18:03,224 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:18:03,224 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:18:03,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:18:03,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=1029, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:18:03,225 INFO L87 Difference]: Start difference. First operand 4108 states and 7870 transitions. Second operand has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:10,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:18:10,031 INFO L93 Difference]: Finished difference Result 5404 states and 10342 transitions. [2022-03-15 15:18:10,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-15 15:18:10,031 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:18:10,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:18:10,037 INFO L225 Difference]: With dead ends: 5404 [2022-03-15 15:18:10,037 INFO L226 Difference]: Without dead ends: 5404 [2022-03-15 15:18:10,037 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1354 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=1130, Invalid=5512, Unknown=0, NotChecked=0, Total=6642 [2022-03-15 15:18:10,037 INFO L933 BasicCegarLoop]: 281 mSDtfsCounter, 2403 mSDsluCounter, 4375 mSDsCounter, 0 mSdLazyCounter, 4286 mSolverCounterSat, 296 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2403 SdHoareTripleChecker+Valid, 4650 SdHoareTripleChecker+Invalid, 4582 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 296 IncrementalHoareTripleChecker+Valid, 4286 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:18:10,037 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2403 Valid, 4650 Invalid, 4582 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [296 Valid, 4286 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-15 15:18:10,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5404 states. [2022-03-15 15:18:10,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5404 to 4108. [2022-03-15 15:18:10,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4108 states, 4091 states have (on average 1.9237350281104864) internal successors, (7870), 4107 states have internal predecessors, (7870), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:10,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4108 states to 4108 states and 7870 transitions. [2022-03-15 15:18:10,076 INFO L78 Accepts]: Start accepts. Automaton has 4108 states and 7870 transitions. Word has length 236 [2022-03-15 15:18:10,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:18:10,076 INFO L470 AbstractCegarLoop]: Abstraction has 4108 states and 7870 transitions. [2022-03-15 15:18:10,076 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:10,076 INFO L276 IsEmpty]: Start isEmpty. Operand 4108 states and 7870 transitions. [2022-03-15 15:18:10,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:18:10,078 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:18:10,078 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:18:10,078 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable105 [2022-03-15 15:18:10,078 INFO L402 AbstractCegarLoop]: === Iteration 107 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:18:10,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:18:10,079 INFO L85 PathProgramCache]: Analyzing trace with hash 880318768, now seen corresponding path program 14 times [2022-03-15 15:18:10,079 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:18:10,079 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1529146107] [2022-03-15 15:18:10,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:18:10,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:18:10,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:18:11,197 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:18:11,198 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:18:11,198 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1529146107] [2022-03-15 15:18:11,198 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1529146107] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:18:11,198 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:18:11,198 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:18:11,198 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [171486925] [2022-03-15 15:18:11,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:18:11,198 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:18:11,198 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:18:11,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:18:11,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1024, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:18:11,199 INFO L87 Difference]: Start difference. First operand 4108 states and 7870 transitions. Second operand has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:17,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:18:17,606 INFO L93 Difference]: Finished difference Result 5134 states and 9807 transitions. [2022-03-15 15:18:17,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-15 15:18:17,606 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:18:17,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:18:17,611 INFO L225 Difference]: With dead ends: 5134 [2022-03-15 15:18:17,611 INFO L226 Difference]: Without dead ends: 5134 [2022-03-15 15:18:17,611 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1141 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=997, Invalid=4855, Unknown=0, NotChecked=0, Total=5852 [2022-03-15 15:18:17,611 INFO L933 BasicCegarLoop]: 250 mSDtfsCounter, 2287 mSDsluCounter, 3900 mSDsCounter, 0 mSdLazyCounter, 3281 mSolverCounterSat, 201 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2287 SdHoareTripleChecker+Valid, 4144 SdHoareTripleChecker+Invalid, 3482 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 201 IncrementalHoareTripleChecker+Valid, 3281 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:18:17,611 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2287 Valid, 4144 Invalid, 3482 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [201 Valid, 3281 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:18:17,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5134 states. [2022-03-15 15:18:17,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5134 to 4108. [2022-03-15 15:18:17,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4108 states, 4091 states have (on average 1.9237350281104864) internal successors, (7870), 4107 states have internal predecessors, (7870), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:17,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4108 states to 4108 states and 7870 transitions. [2022-03-15 15:18:17,646 INFO L78 Accepts]: Start accepts. Automaton has 4108 states and 7870 transitions. Word has length 236 [2022-03-15 15:18:17,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:18:17,646 INFO L470 AbstractCegarLoop]: Abstraction has 4108 states and 7870 transitions. [2022-03-15 15:18:17,646 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:17,646 INFO L276 IsEmpty]: Start isEmpty. Operand 4108 states and 7870 transitions. [2022-03-15 15:18:17,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:18:17,648 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:18:17,648 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:18:17,648 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable106 [2022-03-15 15:18:17,648 INFO L402 AbstractCegarLoop]: === Iteration 108 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:18:17,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:18:17,649 INFO L85 PathProgramCache]: Analyzing trace with hash 870209786, now seen corresponding path program 15 times [2022-03-15 15:18:17,649 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:18:17,649 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [461297262] [2022-03-15 15:18:17,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:18:17,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:18:17,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:18:18,586 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:18:18,586 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:18:18,586 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [461297262] [2022-03-15 15:18:18,586 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [461297262] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:18:18,586 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:18:18,587 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:18:18,587 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1911818095] [2022-03-15 15:18:18,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:18:18,587 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:18:18,587 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:18:18,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:18:18,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:18:18,587 INFO L87 Difference]: Start difference. First operand 4108 states and 7870 transitions. Second operand has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:24,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:18:24,372 INFO L93 Difference]: Finished difference Result 5270 states and 10074 transitions. [2022-03-15 15:18:24,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-15 15:18:24,373 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:18:24,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:18:24,378 INFO L225 Difference]: With dead ends: 5270 [2022-03-15 15:18:24,378 INFO L226 Difference]: Without dead ends: 5270 [2022-03-15 15:18:24,379 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1264 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=1077, Invalid=5243, Unknown=0, NotChecked=0, Total=6320 [2022-03-15 15:18:24,379 INFO L933 BasicCegarLoop]: 267 mSDtfsCounter, 2541 mSDsluCounter, 4584 mSDsCounter, 0 mSdLazyCounter, 4227 mSolverCounterSat, 276 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2541 SdHoareTripleChecker+Valid, 4845 SdHoareTripleChecker+Invalid, 4503 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 276 IncrementalHoareTripleChecker+Valid, 4227 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:18:24,379 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2541 Valid, 4845 Invalid, 4503 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [276 Valid, 4227 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-15 15:18:24,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5270 states. [2022-03-15 15:18:24,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5270 to 4106. [2022-03-15 15:18:24,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4106 states, 4089 states have (on average 1.9236977256052825) internal successors, (7866), 4105 states have internal predecessors, (7866), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:24,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4106 states to 4106 states and 7866 transitions. [2022-03-15 15:18:24,421 INFO L78 Accepts]: Start accepts. Automaton has 4106 states and 7866 transitions. Word has length 236 [2022-03-15 15:18:24,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:18:24,421 INFO L470 AbstractCegarLoop]: Abstraction has 4106 states and 7866 transitions. [2022-03-15 15:18:24,421 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:24,421 INFO L276 IsEmpty]: Start isEmpty. Operand 4106 states and 7866 transitions. [2022-03-15 15:18:24,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:18:24,423 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:18:24,423 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:18:24,423 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107 [2022-03-15 15:18:24,423 INFO L402 AbstractCegarLoop]: === Iteration 109 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:18:24,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:18:24,423 INFO L85 PathProgramCache]: Analyzing trace with hash -1136634034, now seen corresponding path program 16 times [2022-03-15 15:18:24,423 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:18:24,423 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [173650105] [2022-03-15 15:18:24,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:18:24,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:18:24,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:18:25,417 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:18:25,417 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:18:25,417 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [173650105] [2022-03-15 15:18:25,417 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [173650105] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:18:25,417 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:18:25,417 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:18:25,417 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950474225] [2022-03-15 15:18:25,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:18:25,417 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:18:25,417 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:18:25,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:18:25,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:18:25,418 INFO L87 Difference]: Start difference. First operand 4106 states and 7866 transitions. Second operand has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:30,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:18:30,931 INFO L93 Difference]: Finished difference Result 5431 states and 10396 transitions. [2022-03-15 15:18:30,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-15 15:18:30,931 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:18:30,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:18:30,937 INFO L225 Difference]: With dead ends: 5431 [2022-03-15 15:18:30,937 INFO L226 Difference]: Without dead ends: 5431 [2022-03-15 15:18:30,938 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1443 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=1192, Invalid=5780, Unknown=0, NotChecked=0, Total=6972 [2022-03-15 15:18:30,938 INFO L933 BasicCegarLoop]: 298 mSDtfsCounter, 2402 mSDsluCounter, 5817 mSDsCounter, 0 mSdLazyCounter, 6018 mSolverCounterSat, 340 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2402 SdHoareTripleChecker+Valid, 6108 SdHoareTripleChecker+Invalid, 6358 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 340 IncrementalHoareTripleChecker+Valid, 6018 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:18:30,938 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2402 Valid, 6108 Invalid, 6358 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [340 Valid, 6018 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-15 15:18:30,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5431 states. [2022-03-15 15:18:30,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5431 to 4064. [2022-03-15 15:18:30,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4064 states, 4047 states have (on average 1.9229058561897703) internal successors, (7782), 4063 states have internal predecessors, (7782), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:30,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4064 states to 4064 states and 7782 transitions. [2022-03-15 15:18:30,980 INFO L78 Accepts]: Start accepts. Automaton has 4064 states and 7782 transitions. Word has length 236 [2022-03-15 15:18:30,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:18:30,981 INFO L470 AbstractCegarLoop]: Abstraction has 4064 states and 7782 transitions. [2022-03-15 15:18:30,981 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:30,981 INFO L276 IsEmpty]: Start isEmpty. Operand 4064 states and 7782 transitions. [2022-03-15 15:18:30,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:18:30,982 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:18:30,983 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:18:30,983 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108 [2022-03-15 15:18:30,983 INFO L402 AbstractCegarLoop]: === Iteration 110 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:18:30,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:18:30,983 INFO L85 PathProgramCache]: Analyzing trace with hash 869919376, now seen corresponding path program 17 times [2022-03-15 15:18:30,983 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:18:30,983 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1933375009] [2022-03-15 15:18:30,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:18:30,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:18:31,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:18:32,052 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:18:32,052 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:18:32,052 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1933375009] [2022-03-15 15:18:32,053 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1933375009] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:18:32,053 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:18:32,053 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:18:32,053 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [510906768] [2022-03-15 15:18:32,053 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:18:32,053 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:18:32,053 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:18:32,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:18:32,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:18:32,053 INFO L87 Difference]: Start difference. First operand 4064 states and 7782 transitions. Second operand has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:40,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:18:40,071 INFO L93 Difference]: Finished difference Result 6650 states and 12792 transitions. [2022-03-15 15:18:40,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-15 15:18:40,071 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:18:40,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:18:40,079 INFO L225 Difference]: With dead ends: 6650 [2022-03-15 15:18:40,079 INFO L226 Difference]: Without dead ends: 6650 [2022-03-15 15:18:40,080 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1427 ImplicationChecksByTransitivity, 5.2s TimeCoverageRelationStatistics Valid=1130, Invalid=5676, Unknown=0, NotChecked=0, Total=6806 [2022-03-15 15:18:40,080 INFO L933 BasicCegarLoop]: 443 mSDtfsCounter, 2550 mSDsluCounter, 8396 mSDsCounter, 0 mSdLazyCounter, 7621 mSolverCounterSat, 237 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2550 SdHoareTripleChecker+Valid, 8831 SdHoareTripleChecker+Invalid, 7858 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 237 IncrementalHoareTripleChecker+Valid, 7621 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:18:40,080 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2550 Valid, 8831 Invalid, 7858 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [237 Valid, 7621 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2022-03-15 15:18:40,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6650 states. [2022-03-15 15:18:40,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6650 to 4112. [2022-03-15 15:18:40,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4112 states, 4095 states have (on average 1.9247863247863248) internal successors, (7882), 4111 states have internal predecessors, (7882), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:40,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4112 states to 4112 states and 7882 transitions. [2022-03-15 15:18:40,133 INFO L78 Accepts]: Start accepts. Automaton has 4112 states and 7882 transitions. Word has length 236 [2022-03-15 15:18:40,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:18:40,133 INFO L470 AbstractCegarLoop]: Abstraction has 4112 states and 7882 transitions. [2022-03-15 15:18:40,133 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:40,133 INFO L276 IsEmpty]: Start isEmpty. Operand 4112 states and 7882 transitions. [2022-03-15 15:18:40,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:18:40,135 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:18:40,135 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:18:40,135 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109 [2022-03-15 15:18:40,135 INFO L402 AbstractCegarLoop]: === Iteration 111 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:18:40,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:18:40,136 INFO L85 PathProgramCache]: Analyzing trace with hash -397164802, now seen corresponding path program 25 times [2022-03-15 15:18:40,136 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:18:40,136 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1508770573] [2022-03-15 15:18:40,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:18:40,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:18:40,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:18:41,052 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:18:41,052 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:18:41,052 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1508770573] [2022-03-15 15:18:41,052 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1508770573] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:18:41,052 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:18:41,053 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:18:41,053 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1960482571] [2022-03-15 15:18:41,053 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:18:41,053 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:18:41,053 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:18:41,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:18:41,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=1032, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:18:41,053 INFO L87 Difference]: Start difference. First operand 4112 states and 7882 transitions. Second operand has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:48,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:18:48,450 INFO L93 Difference]: Finished difference Result 6745 states and 12995 transitions. [2022-03-15 15:18:48,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2022-03-15 15:18:48,451 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:18:48,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:18:48,458 INFO L225 Difference]: With dead ends: 6745 [2022-03-15 15:18:48,458 INFO L226 Difference]: Without dead ends: 6745 [2022-03-15 15:18:48,459 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2826 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=1679, Invalid=9877, Unknown=0, NotChecked=0, Total=11556 [2022-03-15 15:18:48,459 INFO L933 BasicCegarLoop]: 466 mSDtfsCounter, 2924 mSDsluCounter, 7713 mSDsCounter, 0 mSdLazyCounter, 7020 mSolverCounterSat, 202 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2924 SdHoareTripleChecker+Valid, 8173 SdHoareTripleChecker+Invalid, 7222 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 202 IncrementalHoareTripleChecker+Valid, 7020 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:18:48,459 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2924 Valid, 8173 Invalid, 7222 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [202 Valid, 7020 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-03-15 15:18:48,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6745 states. [2022-03-15 15:18:48,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6745 to 4060. [2022-03-15 15:18:48,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4060 states, 4043 states have (on average 1.9238189463269848) internal successors, (7778), 4059 states have internal predecessors, (7778), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:48,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4060 states to 4060 states and 7778 transitions. [2022-03-15 15:18:48,509 INFO L78 Accepts]: Start accepts. Automaton has 4060 states and 7778 transitions. Word has length 236 [2022-03-15 15:18:48,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:18:48,509 INFO L470 AbstractCegarLoop]: Abstraction has 4060 states and 7778 transitions. [2022-03-15 15:18:48,509 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:48,509 INFO L276 IsEmpty]: Start isEmpty. Operand 4060 states and 7778 transitions. [2022-03-15 15:18:48,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:18:48,511 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:18:48,511 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:18:48,511 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110 [2022-03-15 15:18:48,511 INFO L402 AbstractCegarLoop]: === Iteration 112 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:18:48,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:18:48,513 INFO L85 PathProgramCache]: Analyzing trace with hash 1727132610, now seen corresponding path program 26 times [2022-03-15 15:18:48,513 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:18:48,513 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [92148661] [2022-03-15 15:18:48,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:18:48,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:18:48,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:18:49,532 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:18:49,532 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:18:49,533 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [92148661] [2022-03-15 15:18:49,533 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [92148661] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:18:49,533 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:18:49,533 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:18:49,533 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275102800] [2022-03-15 15:18:49,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:18:49,533 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:18:49,533 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:18:49,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:18:49,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=1031, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:18:49,533 INFO L87 Difference]: Start difference. First operand 4060 states and 7778 transitions. Second operand has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:56,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:18:56,491 INFO L93 Difference]: Finished difference Result 5502 states and 10604 transitions. [2022-03-15 15:18:56,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-03-15 15:18:56,491 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:18:56,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:18:56,496 INFO L225 Difference]: With dead ends: 5502 [2022-03-15 15:18:56,496 INFO L226 Difference]: Without dead ends: 5502 [2022-03-15 15:18:56,497 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2148 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=1374, Invalid=8132, Unknown=0, NotChecked=0, Total=9506 [2022-03-15 15:18:56,497 INFO L933 BasicCegarLoop]: 421 mSDtfsCounter, 1940 mSDsluCounter, 6824 mSDsCounter, 0 mSdLazyCounter, 6364 mSolverCounterSat, 185 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1940 SdHoareTripleChecker+Valid, 7239 SdHoareTripleChecker+Invalid, 6549 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 185 IncrementalHoareTripleChecker+Valid, 6364 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:18:56,497 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1940 Valid, 7239 Invalid, 6549 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [185 Valid, 6364 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-03-15 15:18:56,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5502 states. [2022-03-15 15:18:56,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5502 to 3984. [2022-03-15 15:18:56,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3984 states, 3967 states have (on average 1.92135114696244) internal successors, (7622), 3983 states have internal predecessors, (7622), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:56,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3984 states to 3984 states and 7622 transitions. [2022-03-15 15:18:56,534 INFO L78 Accepts]: Start accepts. Automaton has 3984 states and 7622 transitions. Word has length 236 [2022-03-15 15:18:56,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:18:56,535 INFO L470 AbstractCegarLoop]: Abstraction has 3984 states and 7622 transitions. [2022-03-15 15:18:56,535 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:56,535 INFO L276 IsEmpty]: Start isEmpty. Operand 3984 states and 7622 transitions. [2022-03-15 15:18:56,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:18:56,536 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:18:56,536 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:18:56,536 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable111 [2022-03-15 15:18:56,537 INFO L402 AbstractCegarLoop]: === Iteration 113 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:18:56,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:18:56,537 INFO L85 PathProgramCache]: Analyzing trace with hash 537182952, now seen corresponding path program 18 times [2022-03-15 15:18:56,537 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:18:56,537 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [148830712] [2022-03-15 15:18:56,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:18:56,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:18:56,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:18:57,503 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:18:57,503 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:18:57,503 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [148830712] [2022-03-15 15:18:57,503 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [148830712] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:18:57,503 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:18:57,503 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:18:57,503 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [83001803] [2022-03-15 15:18:57,503 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:18:57,503 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:18:57,504 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:18:57,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:18:57,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:18:57,504 INFO L87 Difference]: Start difference. First operand 3984 states and 7622 transitions. Second operand has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:05,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:19:05,271 INFO L93 Difference]: Finished difference Result 6943 states and 13327 transitions. [2022-03-15 15:19:05,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-03-15 15:19:05,271 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:19:05,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:19:05,279 INFO L225 Difference]: With dead ends: 6943 [2022-03-15 15:19:05,279 INFO L226 Difference]: Without dead ends: 6943 [2022-03-15 15:19:05,279 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1914 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=1463, Invalid=7093, Unknown=0, NotChecked=0, Total=8556 [2022-03-15 15:19:05,279 INFO L933 BasicCegarLoop]: 425 mSDtfsCounter, 2636 mSDsluCounter, 8154 mSDsCounter, 0 mSdLazyCounter, 7664 mSolverCounterSat, 296 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2636 SdHoareTripleChecker+Valid, 8571 SdHoareTripleChecker+Invalid, 7960 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 296 IncrementalHoareTripleChecker+Valid, 7664 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:19:05,279 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2636 Valid, 8571 Invalid, 7960 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [296 Valid, 7664 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-03-15 15:19:05,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6943 states. [2022-03-15 15:19:05,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6943 to 4069. [2022-03-15 15:19:05,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4069 states, 4052 states have (on average 1.9239881539980257) internal successors, (7796), 4068 states have internal predecessors, (7796), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:05,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4069 states to 4069 states and 7796 transitions. [2022-03-15 15:19:05,324 INFO L78 Accepts]: Start accepts. Automaton has 4069 states and 7796 transitions. Word has length 236 [2022-03-15 15:19:05,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:19:05,324 INFO L470 AbstractCegarLoop]: Abstraction has 4069 states and 7796 transitions. [2022-03-15 15:19:05,324 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:05,324 INFO L276 IsEmpty]: Start isEmpty. Operand 4069 states and 7796 transitions. [2022-03-15 15:19:05,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:19:05,326 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:19:05,326 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:19:05,326 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable112 [2022-03-15 15:19:05,326 INFO L402 AbstractCegarLoop]: === Iteration 114 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:19:05,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:19:05,326 INFO L85 PathProgramCache]: Analyzing trace with hash -729901226, now seen corresponding path program 27 times [2022-03-15 15:19:05,326 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:19:05,326 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1025318455] [2022-03-15 15:19:05,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:19:05,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:19:05,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:19:06,213 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:19:06,214 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:19:06,214 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1025318455] [2022-03-15 15:19:06,214 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1025318455] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:19:06,214 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:19:06,214 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:19:06,214 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [639123532] [2022-03-15 15:19:06,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:19:06,214 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:19:06,214 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:19:06,214 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:19:06,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:19:06,215 INFO L87 Difference]: Start difference. First operand 4069 states and 7796 transitions. Second operand has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:12,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:19:12,598 INFO L93 Difference]: Finished difference Result 6357 states and 12244 transitions. [2022-03-15 15:19:12,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2022-03-15 15:19:12,598 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:19:12,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:19:12,604 INFO L225 Difference]: With dead ends: 6357 [2022-03-15 15:19:12,604 INFO L226 Difference]: Without dead ends: 6357 [2022-03-15 15:19:12,605 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 97 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2304 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=1384, Invalid=8318, Unknown=0, NotChecked=0, Total=9702 [2022-03-15 15:19:12,605 INFO L933 BasicCegarLoop]: 432 mSDtfsCounter, 2275 mSDsluCounter, 7416 mSDsCounter, 0 mSdLazyCounter, 6165 mSolverCounterSat, 169 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2275 SdHoareTripleChecker+Valid, 7841 SdHoareTripleChecker+Invalid, 6334 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 169 IncrementalHoareTripleChecker+Valid, 6165 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:19:12,605 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2275 Valid, 7841 Invalid, 6334 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [169 Valid, 6165 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-15 15:19:12,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6357 states. [2022-03-15 15:19:12,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6357 to 4016. [2022-03-15 15:19:12,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4016 states, 3999 states have (on average 1.9219804951237809) internal successors, (7686), 4015 states have internal predecessors, (7686), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:12,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4016 states to 4016 states and 7686 transitions. [2022-03-15 15:19:12,647 INFO L78 Accepts]: Start accepts. Automaton has 4016 states and 7686 transitions. Word has length 236 [2022-03-15 15:19:12,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:19:12,647 INFO L470 AbstractCegarLoop]: Abstraction has 4016 states and 7686 transitions. [2022-03-15 15:19:12,647 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:12,647 INFO L276 IsEmpty]: Start isEmpty. Operand 4016 states and 7686 transitions. [2022-03-15 15:19:12,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:19:12,649 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:19:12,649 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:19:12,649 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable113 [2022-03-15 15:19:12,649 INFO L402 AbstractCegarLoop]: === Iteration 115 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:19:12,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:19:12,650 INFO L85 PathProgramCache]: Analyzing trace with hash 937809824, now seen corresponding path program 19 times [2022-03-15 15:19:12,650 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:19:12,650 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584986936] [2022-03-15 15:19:12,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:19:12,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:19:12,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:19:13,622 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:19:13,622 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:19:13,622 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1584986936] [2022-03-15 15:19:13,622 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1584986936] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:19:13,623 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:19:13,623 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:19:13,623 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124881704] [2022-03-15 15:19:13,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:19:13,623 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:19:13,623 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:19:13,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:19:13,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=1029, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:19:13,623 INFO L87 Difference]: Start difference. First operand 4016 states and 7686 transitions. Second operand has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:19,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:19:19,782 INFO L93 Difference]: Finished difference Result 5869 states and 11252 transitions. [2022-03-15 15:19:19,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-15 15:19:19,782 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:19:19,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:19:19,788 INFO L225 Difference]: With dead ends: 5869 [2022-03-15 15:19:19,788 INFO L226 Difference]: Without dead ends: 5869 [2022-03-15 15:19:19,788 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1455 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=1173, Invalid=5799, Unknown=0, NotChecked=0, Total=6972 [2022-03-15 15:19:19,788 INFO L933 BasicCegarLoop]: 354 mSDtfsCounter, 2171 mSDsluCounter, 6699 mSDsCounter, 0 mSdLazyCounter, 5652 mSolverCounterSat, 305 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2171 SdHoareTripleChecker+Valid, 7045 SdHoareTripleChecker+Invalid, 5957 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 305 IncrementalHoareTripleChecker+Valid, 5652 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:19:19,788 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2171 Valid, 7045 Invalid, 5957 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [305 Valid, 5652 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-15 15:19:19,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5869 states. [2022-03-15 15:19:19,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5869 to 4016. [2022-03-15 15:19:19,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4016 states, 3999 states have (on average 1.9219804951237809) internal successors, (7686), 4015 states have internal predecessors, (7686), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:19,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4016 states to 4016 states and 7686 transitions. [2022-03-15 15:19:19,828 INFO L78 Accepts]: Start accepts. Automaton has 4016 states and 7686 transitions. Word has length 236 [2022-03-15 15:19:19,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:19:19,828 INFO L470 AbstractCegarLoop]: Abstraction has 4016 states and 7686 transitions. [2022-03-15 15:19:19,828 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:19,828 INFO L276 IsEmpty]: Start isEmpty. Operand 4016 states and 7686 transitions. [2022-03-15 15:19:19,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:19:19,830 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:19:19,830 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:19:19,830 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable114 [2022-03-15 15:19:19,830 INFO L402 AbstractCegarLoop]: === Iteration 116 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:19:19,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:19:19,830 INFO L85 PathProgramCache]: Analyzing trace with hash 1537807638, now seen corresponding path program 20 times [2022-03-15 15:19:19,830 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:19:19,830 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888613643] [2022-03-15 15:19:19,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:19:19,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:19:19,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:19:20,755 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:19:20,755 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:19:20,755 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1888613643] [2022-03-15 15:19:20,755 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1888613643] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:19:20,755 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:19:20,755 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:19:20,755 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [9090250] [2022-03-15 15:19:20,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:19:20,755 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:19:20,755 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:19:20,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:19:20,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1024, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:19:20,756 INFO L87 Difference]: Start difference. First operand 4016 states and 7686 transitions. Second operand has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:27,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:19:27,209 INFO L93 Difference]: Finished difference Result 5599 states and 10717 transitions. [2022-03-15 15:19:27,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-03-15 15:19:27,209 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:19:27,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:19:27,214 INFO L225 Difference]: With dead ends: 5599 [2022-03-15 15:19:27,214 INFO L226 Difference]: Without dead ends: 5599 [2022-03-15 15:19:27,215 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1232 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=1040, Invalid=5122, Unknown=0, NotChecked=0, Total=6162 [2022-03-15 15:19:27,215 INFO L933 BasicCegarLoop]: 323 mSDtfsCounter, 2700 mSDsluCounter, 5400 mSDsCounter, 0 mSdLazyCounter, 3854 mSolverCounterSat, 240 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2700 SdHoareTripleChecker+Valid, 5715 SdHoareTripleChecker+Invalid, 4094 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 240 IncrementalHoareTripleChecker+Valid, 3854 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:19:27,215 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2700 Valid, 5715 Invalid, 4094 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [240 Valid, 3854 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-15 15:19:27,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5599 states. [2022-03-15 15:19:27,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5599 to 4016. [2022-03-15 15:19:27,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4016 states, 3999 states have (on average 1.9219804951237809) internal successors, (7686), 4015 states have internal predecessors, (7686), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:27,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4016 states to 4016 states and 7686 transitions. [2022-03-15 15:19:27,251 INFO L78 Accepts]: Start accepts. Automaton has 4016 states and 7686 transitions. Word has length 236 [2022-03-15 15:19:27,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:19:27,251 INFO L470 AbstractCegarLoop]: Abstraction has 4016 states and 7686 transitions. [2022-03-15 15:19:27,251 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:27,251 INFO L276 IsEmpty]: Start isEmpty. Operand 4016 states and 7686 transitions. [2022-03-15 15:19:27,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:19:27,253 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:19:27,253 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:19:27,253 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable115 [2022-03-15 15:19:27,253 INFO L402 AbstractCegarLoop]: === Iteration 117 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:19:27,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:19:27,253 INFO L85 PathProgramCache]: Analyzing trace with hash 1527698656, now seen corresponding path program 21 times [2022-03-15 15:19:27,253 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:19:27,253 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1619024983] [2022-03-15 15:19:27,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:19:27,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:19:27,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:19:28,094 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:19:28,094 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:19:28,094 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1619024983] [2022-03-15 15:19:28,094 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1619024983] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:19:28,094 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:19:28,094 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:19:28,096 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651810353] [2022-03-15 15:19:28,097 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:19:28,097 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:19:28,097 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:19:28,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:19:28,097 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:19:28,097 INFO L87 Difference]: Start difference. First operand 4016 states and 7686 transitions. Second operand has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:32,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:19:32,931 INFO L93 Difference]: Finished difference Result 5735 states and 10984 transitions. [2022-03-15 15:19:32,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-15 15:19:32,931 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:19:32,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:19:32,936 INFO L225 Difference]: With dead ends: 5735 [2022-03-15 15:19:32,936 INFO L226 Difference]: Without dead ends: 5735 [2022-03-15 15:19:32,937 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1361 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=1120, Invalid=5522, Unknown=0, NotChecked=0, Total=6642 [2022-03-15 15:19:32,937 INFO L933 BasicCegarLoop]: 340 mSDtfsCounter, 2344 mSDsluCounter, 5938 mSDsCounter, 0 mSdLazyCounter, 4770 mSolverCounterSat, 224 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2344 SdHoareTripleChecker+Valid, 6270 SdHoareTripleChecker+Invalid, 4994 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 224 IncrementalHoareTripleChecker+Valid, 4770 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:19:32,937 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2344 Valid, 6270 Invalid, 4994 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [224 Valid, 4770 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:19:32,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5735 states. [2022-03-15 15:19:32,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5735 to 4014. [2022-03-15 15:19:32,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4014 states, 3997 states have (on average 1.9219414560920691) internal successors, (7682), 4013 states have internal predecessors, (7682), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:32,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4014 states to 4014 states and 7682 transitions. [2022-03-15 15:19:32,979 INFO L78 Accepts]: Start accepts. Automaton has 4014 states and 7682 transitions. Word has length 236 [2022-03-15 15:19:32,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:19:32,980 INFO L470 AbstractCegarLoop]: Abstraction has 4014 states and 7682 transitions. [2022-03-15 15:19:32,981 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:32,981 INFO L276 IsEmpty]: Start isEmpty. Operand 4014 states and 7682 transitions. [2022-03-15 15:19:32,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:19:32,982 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:19:32,983 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:19:32,983 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable116 [2022-03-15 15:19:32,983 INFO L402 AbstractCegarLoop]: === Iteration 118 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:19:32,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:19:32,983 INFO L85 PathProgramCache]: Analyzing trace with hash -479145164, now seen corresponding path program 22 times [2022-03-15 15:19:32,983 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:19:32,983 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1559862783] [2022-03-15 15:19:32,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:19:32,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:19:33,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:19:33,899 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:19:33,899 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:19:33,900 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1559862783] [2022-03-15 15:19:33,900 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1559862783] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:19:33,900 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:19:33,900 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:19:33,900 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1302562208] [2022-03-15 15:19:33,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:19:33,900 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:19:33,901 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:19:33,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:19:33,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:19:33,901 INFO L87 Difference]: Start difference. First operand 4014 states and 7682 transitions. Second operand has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:40,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:19:40,286 INFO L93 Difference]: Finished difference Result 5896 states and 11306 transitions. [2022-03-15 15:19:40,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-15 15:19:40,286 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:19:40,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:19:40,292 INFO L225 Difference]: With dead ends: 5896 [2022-03-15 15:19:40,292 INFO L226 Difference]: Without dead ends: 5896 [2022-03-15 15:19:40,292 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1548 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=1235, Invalid=6075, Unknown=0, NotChecked=0, Total=7310 [2022-03-15 15:19:40,292 INFO L933 BasicCegarLoop]: 371 mSDtfsCounter, 2455 mSDsluCounter, 6573 mSDsCounter, 0 mSdLazyCounter, 5946 mSolverCounterSat, 316 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2455 SdHoareTripleChecker+Valid, 6936 SdHoareTripleChecker+Invalid, 6262 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 316 IncrementalHoareTripleChecker+Valid, 5946 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:19:40,292 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2455 Valid, 6936 Invalid, 6262 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [316 Valid, 5946 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-15 15:19:40,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5896 states. [2022-03-15 15:19:40,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5896 to 3978. [2022-03-15 15:19:40,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3978 states, 3961 states have (on average 1.921232012118152) internal successors, (7610), 3977 states have internal predecessors, (7610), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:40,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3978 states to 3978 states and 7610 transitions. [2022-03-15 15:19:40,332 INFO L78 Accepts]: Start accepts. Automaton has 3978 states and 7610 transitions. Word has length 236 [2022-03-15 15:19:40,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:19:40,333 INFO L470 AbstractCegarLoop]: Abstraction has 3978 states and 7610 transitions. [2022-03-15 15:19:40,333 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:40,333 INFO L276 IsEmpty]: Start isEmpty. Operand 3978 states and 7610 transitions. [2022-03-15 15:19:40,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:19:40,334 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:19:40,334 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:19:40,335 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable117 [2022-03-15 15:19:40,335 INFO L402 AbstractCegarLoop]: === Iteration 119 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:19:40,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:19:40,335 INFO L85 PathProgramCache]: Analyzing trace with hash 1190879662, now seen corresponding path program 23 times [2022-03-15 15:19:40,335 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:19:40,335 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [241604482] [2022-03-15 15:19:40,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:19:40,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:19:40,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:19:41,244 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:19:41,245 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:19:41,245 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [241604482] [2022-03-15 15:19:41,245 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [241604482] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:19:41,245 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:19:41,245 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:19:41,245 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1605944555] [2022-03-15 15:19:41,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:19:41,245 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:19:41,245 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:19:41,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:19:41,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:19:41,246 INFO L87 Difference]: Start difference. First operand 3978 states and 7610 transitions. Second operand has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:49,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:19:49,525 INFO L93 Difference]: Finished difference Result 7716 states and 14854 transitions. [2022-03-15 15:19:49,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2022-03-15 15:19:49,525 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:19:49,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:19:49,535 INFO L225 Difference]: With dead ends: 7716 [2022-03-15 15:19:49,535 INFO L226 Difference]: Without dead ends: 7716 [2022-03-15 15:19:49,535 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2508 ImplicationChecksByTransitivity, 5.6s TimeCoverageRelationStatistics Valid=1744, Invalid=8558, Unknown=0, NotChecked=0, Total=10302 [2022-03-15 15:19:49,535 INFO L933 BasicCegarLoop]: 493 mSDtfsCounter, 2905 mSDsluCounter, 8468 mSDsCounter, 0 mSdLazyCounter, 7137 mSolverCounterSat, 307 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2905 SdHoareTripleChecker+Valid, 8952 SdHoareTripleChecker+Invalid, 7444 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 307 IncrementalHoareTripleChecker+Valid, 7137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:19:49,535 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2905 Valid, 8952 Invalid, 7444 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [307 Valid, 7137 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2022-03-15 15:19:49,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7716 states. [2022-03-15 15:19:49,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7716 to 3980. [2022-03-15 15:19:49,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3980 states, 3963 states have (on average 1.9212717638152914) internal successors, (7614), 3979 states have internal predecessors, (7614), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:49,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3980 states to 3980 states and 7614 transitions. [2022-03-15 15:19:49,590 INFO L78 Accepts]: Start accepts. Automaton has 3980 states and 7614 transitions. Word has length 236 [2022-03-15 15:19:49,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:19:49,590 INFO L470 AbstractCegarLoop]: Abstraction has 3980 states and 7614 transitions. [2022-03-15 15:19:49,590 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:49,590 INFO L276 IsEmpty]: Start isEmpty. Operand 3980 states and 7614 transitions. [2022-03-15 15:19:49,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:19:49,592 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:19:49,592 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:19:49,592 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable118 [2022-03-15 15:19:49,592 INFO L402 AbstractCegarLoop]: === Iteration 120 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:19:49,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:19:49,593 INFO L85 PathProgramCache]: Analyzing trace with hash -76204516, now seen corresponding path program 28 times [2022-03-15 15:19:49,593 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:19:49,593 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1341692598] [2022-03-15 15:19:49,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:19:49,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:19:49,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:19:50,482 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:19:50,482 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:19:50,482 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1341692598] [2022-03-15 15:19:50,482 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1341692598] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:19:50,482 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:19:50,482 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:19:50,482 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1314077716] [2022-03-15 15:19:50,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:19:50,482 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:19:50,482 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:19:50,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:19:50,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:19:50,483 INFO L87 Difference]: Start difference. First operand 3980 states and 7614 transitions. Second operand has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:00,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:20:00,205 INFO L93 Difference]: Finished difference Result 6990 states and 13491 transitions. [2022-03-15 15:20:00,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2022-03-15 15:20:00,205 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:20:00,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:20:00,213 INFO L225 Difference]: With dead ends: 6990 [2022-03-15 15:20:00,213 INFO L226 Difference]: Without dead ends: 6990 [2022-03-15 15:20:00,214 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 124 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4419 ImplicationChecksByTransitivity, 6.8s TimeCoverageRelationStatistics Valid=2264, Invalid=13486, Unknown=0, NotChecked=0, Total=15750 [2022-03-15 15:20:00,214 INFO L933 BasicCegarLoop]: 515 mSDtfsCounter, 2823 mSDsluCounter, 9344 mSDsCounter, 0 mSdLazyCounter, 7734 mSolverCounterSat, 208 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2823 SdHoareTripleChecker+Valid, 9852 SdHoareTripleChecker+Invalid, 7942 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 208 IncrementalHoareTripleChecker+Valid, 7734 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:20:00,214 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2823 Valid, 9852 Invalid, 7942 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [208 Valid, 7734 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2022-03-15 15:20:00,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6990 states. [2022-03-15 15:20:00,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6990 to 3831. [2022-03-15 15:20:00,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3831 states, 3816 states have (on average 1.9185010482180294) internal successors, (7321), 3830 states have internal predecessors, (7321), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:00,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3831 states to 3831 states and 7321 transitions. [2022-03-15 15:20:00,263 INFO L78 Accepts]: Start accepts. Automaton has 3831 states and 7321 transitions. Word has length 236 [2022-03-15 15:20:00,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:20:00,263 INFO L470 AbstractCegarLoop]: Abstraction has 3831 states and 7321 transitions. [2022-03-15 15:20:00,263 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:00,263 INFO L276 IsEmpty]: Start isEmpty. Operand 3831 states and 7321 transitions. [2022-03-15 15:20:00,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:20:00,265 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:20:00,265 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:20:00,265 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable119 [2022-03-15 15:20:00,265 INFO L402 AbstractCegarLoop]: === Iteration 121 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:20:00,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:20:00,265 INFO L85 PathProgramCache]: Analyzing trace with hash 1591506534, now seen corresponding path program 24 times [2022-03-15 15:20:00,265 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:20:00,265 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [92510713] [2022-03-15 15:20:00,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:20:00,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:20:00,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:20:01,143 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:20:01,143 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:20:01,143 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [92510713] [2022-03-15 15:20:01,143 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [92510713] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:20:01,143 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:20:01,143 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:20:01,143 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1250629005] [2022-03-15 15:20:01,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:20:01,144 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:20:01,144 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:20:01,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:20:01,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=1029, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:20:01,144 INFO L87 Difference]: Start difference. First operand 3831 states and 7321 transitions. Second operand has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:08,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:20:08,106 INFO L93 Difference]: Finished difference Result 6874 states and 13242 transitions. [2022-03-15 15:20:08,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-15 15:20:08,106 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:20:08,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:20:08,113 INFO L225 Difference]: With dead ends: 6874 [2022-03-15 15:20:08,114 INFO L226 Difference]: Without dead ends: 6874 [2022-03-15 15:20:08,114 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1774 ImplicationChecksByTransitivity, 5.2s TimeCoverageRelationStatistics Valid=1329, Invalid=6681, Unknown=0, NotChecked=0, Total=8010 [2022-03-15 15:20:08,114 INFO L933 BasicCegarLoop]: 425 mSDtfsCounter, 3007 mSDsluCounter, 6439 mSDsCounter, 0 mSdLazyCounter, 4963 mSolverCounterSat, 381 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3007 SdHoareTripleChecker+Valid, 6856 SdHoareTripleChecker+Invalid, 5344 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 381 IncrementalHoareTripleChecker+Valid, 4963 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:20:08,114 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3007 Valid, 6856 Invalid, 5344 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [381 Valid, 4963 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-15 15:20:08,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6874 states. [2022-03-15 15:20:08,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6874 to 3833. [2022-03-15 15:20:08,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3833 states, 3818 states have (on average 1.9185437401781038) internal successors, (7325), 3832 states have internal predecessors, (7325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:08,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3833 states to 3833 states and 7325 transitions. [2022-03-15 15:20:08,157 INFO L78 Accepts]: Start accepts. Automaton has 3833 states and 7325 transitions. Word has length 236 [2022-03-15 15:20:08,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:20:08,157 INFO L470 AbstractCegarLoop]: Abstraction has 3833 states and 7325 transitions. [2022-03-15 15:20:08,157 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:08,157 INFO L276 IsEmpty]: Start isEmpty. Operand 3833 states and 7325 transitions. [2022-03-15 15:20:08,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:20:08,159 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:20:08,159 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:20:08,159 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable120 [2022-03-15 15:20:08,159 INFO L402 AbstractCegarLoop]: === Iteration 122 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:20:08,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:20:08,159 INFO L85 PathProgramCache]: Analyzing trace with hash -2103462948, now seen corresponding path program 25 times [2022-03-15 15:20:08,159 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:20:08,159 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1611470557] [2022-03-15 15:20:08,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:20:08,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:20:08,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:20:08,964 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:20:08,964 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:20:08,964 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1611470557] [2022-03-15 15:20:08,964 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1611470557] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:20:08,964 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:20:08,964 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:20:08,964 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1535462325] [2022-03-15 15:20:08,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:20:08,965 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:20:08,965 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:20:08,965 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:20:08,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1024, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:20:08,965 INFO L87 Difference]: Start difference. First operand 3833 states and 7325 transitions. Second operand has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:14,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:20:14,444 INFO L93 Difference]: Finished difference Result 6604 states and 12707 transitions. [2022-03-15 15:20:14,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-15 15:20:14,445 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:20:14,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:20:14,452 INFO L225 Difference]: With dead ends: 6604 [2022-03-15 15:20:14,452 INFO L226 Difference]: Without dead ends: 6604 [2022-03-15 15:20:14,452 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1526 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=1185, Invalid=5955, Unknown=0, NotChecked=0, Total=7140 [2022-03-15 15:20:14,453 INFO L933 BasicCegarLoop]: 393 mSDtfsCounter, 2602 mSDsluCounter, 6409 mSDsCounter, 0 mSdLazyCounter, 4174 mSolverCounterSat, 271 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2602 SdHoareTripleChecker+Valid, 6793 SdHoareTripleChecker+Invalid, 4445 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 271 IncrementalHoareTripleChecker+Valid, 4174 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:20:14,453 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2602 Valid, 6793 Invalid, 4445 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [271 Valid, 4174 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:20:14,458 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6604 states. [2022-03-15 15:20:14,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6604 to 3834. [2022-03-15 15:20:14,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3834 states, 3819 states have (on average 1.9185650693898926) internal successors, (7327), 3833 states have internal predecessors, (7327), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:14,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3834 states to 3834 states and 7327 transitions. [2022-03-15 15:20:14,493 INFO L78 Accepts]: Start accepts. Automaton has 3834 states and 7327 transitions. Word has length 236 [2022-03-15 15:20:14,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:20:14,494 INFO L470 AbstractCegarLoop]: Abstraction has 3834 states and 7327 transitions. [2022-03-15 15:20:14,494 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:14,494 INFO L276 IsEmpty]: Start isEmpty. Operand 3834 states and 7327 transitions. [2022-03-15 15:20:14,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:20:14,495 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:20:14,495 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:20:14,496 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable121 [2022-03-15 15:20:14,496 INFO L402 AbstractCegarLoop]: === Iteration 123 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:20:14,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:20:14,496 INFO L85 PathProgramCache]: Analyzing trace with hash -2113571930, now seen corresponding path program 26 times [2022-03-15 15:20:14,496 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:20:14,496 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1801779182] [2022-03-15 15:20:14,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:20:14,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:20:14,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:20:15,359 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:20:15,359 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:20:15,359 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1801779182] [2022-03-15 15:20:15,359 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1801779182] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:20:15,359 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:20:15,359 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:20:15,359 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [140640425] [2022-03-15 15:20:15,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:20:15,360 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:20:15,360 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:20:15,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:20:15,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:20:15,360 INFO L87 Difference]: Start difference. First operand 3834 states and 7327 transitions. Second operand has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:21,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:20:21,512 INFO L93 Difference]: Finished difference Result 6740 states and 12974 transitions. [2022-03-15 15:20:21,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-15 15:20:21,512 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:20:21,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:20:21,521 INFO L225 Difference]: With dead ends: 6740 [2022-03-15 15:20:21,522 INFO L226 Difference]: Without dead ends: 6740 [2022-03-15 15:20:21,522 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1671 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=1272, Invalid=6384, Unknown=0, NotChecked=0, Total=7656 [2022-03-15 15:20:21,522 INFO L933 BasicCegarLoop]: 410 mSDtfsCounter, 2884 mSDsluCounter, 7201 mSDsCounter, 0 mSdLazyCounter, 5170 mSolverCounterSat, 337 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2884 SdHoareTripleChecker+Valid, 7602 SdHoareTripleChecker+Invalid, 5507 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 337 IncrementalHoareTripleChecker+Valid, 5170 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:20:21,522 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2884 Valid, 7602 Invalid, 5507 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [337 Valid, 5170 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-15 15:20:21,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6740 states. [2022-03-15 15:20:21,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6740 to 3832. [2022-03-15 15:20:21,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3832 states, 3817 states have (on average 1.9185223997904113) internal successors, (7323), 3831 states have internal predecessors, (7323), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:21,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3832 states to 3832 states and 7323 transitions. [2022-03-15 15:20:21,568 INFO L78 Accepts]: Start accepts. Automaton has 3832 states and 7323 transitions. Word has length 236 [2022-03-15 15:20:21,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:20:21,568 INFO L470 AbstractCegarLoop]: Abstraction has 3832 states and 7323 transitions. [2022-03-15 15:20:21,568 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:21,568 INFO L276 IsEmpty]: Start isEmpty. Operand 3832 states and 7323 transitions. [2022-03-15 15:20:21,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:20:21,570 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:20:21,570 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:20:21,570 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable122 [2022-03-15 15:20:21,570 INFO L402 AbstractCegarLoop]: === Iteration 124 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:20:21,570 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:20:21,570 INFO L85 PathProgramCache]: Analyzing trace with hash 174551546, now seen corresponding path program 27 times [2022-03-15 15:20:21,570 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:20:21,570 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1180502706] [2022-03-15 15:20:21,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:20:21,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:20:21,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:20:22,435 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:20:22,436 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:20:22,436 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1180502706] [2022-03-15 15:20:22,436 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1180502706] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:20:22,436 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:20:22,436 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:20:22,436 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2144969728] [2022-03-15 15:20:22,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:20:22,436 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:20:22,436 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:20:22,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:20:22,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:20:22,437 INFO L87 Difference]: Start difference. First operand 3832 states and 7323 transitions. Second operand has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:29,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:20:29,664 INFO L93 Difference]: Finished difference Result 6922 states and 13338 transitions. [2022-03-15 15:20:29,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-03-15 15:20:29,665 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:20:29,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:20:29,673 INFO L225 Difference]: With dead ends: 6922 [2022-03-15 15:20:29,673 INFO L226 Difference]: Without dead ends: 6922 [2022-03-15 15:20:29,674 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 90 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1878 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=1395, Invalid=6977, Unknown=0, NotChecked=0, Total=8372 [2022-03-15 15:20:29,674 INFO L933 BasicCegarLoop]: 441 mSDtfsCounter, 2662 mSDsluCounter, 7398 mSDsCounter, 0 mSdLazyCounter, 6090 mSolverCounterSat, 380 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2662 SdHoareTripleChecker+Valid, 7831 SdHoareTripleChecker+Invalid, 6470 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 380 IncrementalHoareTripleChecker+Valid, 6090 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:20:29,674 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2662 Valid, 7831 Invalid, 6470 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [380 Valid, 6090 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-03-15 15:20:29,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6922 states. [2022-03-15 15:20:29,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6922 to 3826. [2022-03-15 15:20:29,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3826 states, 3811 states have (on average 1.9183941222776175) internal successors, (7311), 3825 states have internal predecessors, (7311), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:29,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3826 states to 3826 states and 7311 transitions. [2022-03-15 15:20:29,729 INFO L78 Accepts]: Start accepts. Automaton has 3826 states and 7311 transitions. Word has length 236 [2022-03-15 15:20:29,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:20:29,729 INFO L470 AbstractCegarLoop]: Abstraction has 3826 states and 7311 transitions. [2022-03-15 15:20:29,729 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:29,729 INFO L276 IsEmpty]: Start isEmpty. Operand 3826 states and 7311 transitions. [2022-03-15 15:20:29,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:20:29,731 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:20:29,731 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:20:29,731 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable123 [2022-03-15 15:20:29,732 INFO L402 AbstractCegarLoop]: === Iteration 125 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:20:29,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:20:29,732 INFO L85 PathProgramCache]: Analyzing trace with hash 1891969198, now seen corresponding path program 28 times [2022-03-15 15:20:29,732 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:20:29,732 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1469887193] [2022-03-15 15:20:29,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:20:29,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:20:29,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:20:30,572 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:20:30,572 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:20:30,572 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1469887193] [2022-03-15 15:20:30,572 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1469887193] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:20:30,573 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:20:30,573 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:20:30,573 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1025668474] [2022-03-15 15:20:30,573 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:20:30,573 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:20:30,573 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:20:30,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:20:30,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=1029, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:20:30,573 INFO L87 Difference]: Start difference. First operand 3826 states and 7311 transitions. Second operand has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:36,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:20:36,896 INFO L93 Difference]: Finished difference Result 7005 states and 13505 transitions. [2022-03-15 15:20:36,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-15 15:20:36,897 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:20:36,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:20:36,903 INFO L225 Difference]: With dead ends: 7005 [2022-03-15 15:20:36,903 INFO L226 Difference]: Without dead ends: 7005 [2022-03-15 15:20:36,903 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1757 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=1324, Invalid=6686, Unknown=0, NotChecked=0, Total=8010 [2022-03-15 15:20:36,904 INFO L933 BasicCegarLoop]: 499 mSDtfsCounter, 3019 mSDsluCounter, 8412 mSDsCounter, 0 mSdLazyCounter, 7268 mSolverCounterSat, 492 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3019 SdHoareTripleChecker+Valid, 8900 SdHoareTripleChecker+Invalid, 7760 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 492 IncrementalHoareTripleChecker+Valid, 7268 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:20:36,904 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3019 Valid, 8900 Invalid, 7760 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [492 Valid, 7268 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-03-15 15:20:36,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7005 states. [2022-03-15 15:20:36,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7005 to 3827. [2022-03-15 15:20:36,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3827 states, 3812 states have (on average 1.9184155299055614) internal successors, (7313), 3826 states have internal predecessors, (7313), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:36,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3827 states to 3827 states and 7313 transitions. [2022-03-15 15:20:36,941 INFO L78 Accepts]: Start accepts. Automaton has 3827 states and 7313 transitions. Word has length 236 [2022-03-15 15:20:36,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:20:36,941 INFO L470 AbstractCegarLoop]: Abstraction has 3827 states and 7313 transitions. [2022-03-15 15:20:36,941 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:36,942 INFO L276 IsEmpty]: Start isEmpty. Operand 3827 states and 7313 transitions. [2022-03-15 15:20:36,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:20:36,943 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:20:36,943 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:20:36,943 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable124 [2022-03-15 15:20:36,943 INFO L402 AbstractCegarLoop]: === Iteration 126 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:20:36,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:20:36,944 INFO L85 PathProgramCache]: Analyzing trace with hash -1803000284, now seen corresponding path program 29 times [2022-03-15 15:20:36,944 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:20:36,944 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [862189484] [2022-03-15 15:20:36,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:20:36,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:20:36,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:20:37,734 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:20:37,734 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:20:37,736 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [862189484] [2022-03-15 15:20:37,736 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [862189484] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:20:37,736 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:20:37,737 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:20:37,737 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899728604] [2022-03-15 15:20:37,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:20:37,737 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:20:37,737 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:20:37,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:20:37,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:20:37,737 INFO L87 Difference]: Start difference. First operand 3827 states and 7313 transitions. Second operand has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:43,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:20:43,354 INFO L93 Difference]: Finished difference Result 6753 states and 13005 transitions. [2022-03-15 15:20:43,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-15 15:20:43,354 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:20:43,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:20:43,363 INFO L225 Difference]: With dead ends: 6753 [2022-03-15 15:20:43,363 INFO L226 Difference]: Without dead ends: 6753 [2022-03-15 15:20:43,363 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1528 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=1154, Invalid=5986, Unknown=0, NotChecked=0, Total=7140 [2022-03-15 15:20:43,364 INFO L933 BasicCegarLoop]: 468 mSDtfsCounter, 2715 mSDsluCounter, 7473 mSDsCounter, 0 mSdLazyCounter, 5872 mSolverCounterSat, 324 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2715 SdHoareTripleChecker+Valid, 7932 SdHoareTripleChecker+Invalid, 6196 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 324 IncrementalHoareTripleChecker+Valid, 5872 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:20:43,364 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2715 Valid, 7932 Invalid, 6196 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [324 Valid, 5872 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-03-15 15:20:43,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6753 states. [2022-03-15 15:20:43,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6753 to 3828. [2022-03-15 15:20:43,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3828 states, 3813 states have (on average 1.918436926304747) internal successors, (7315), 3827 states have internal predecessors, (7315), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:43,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3828 states to 3828 states and 7315 transitions. [2022-03-15 15:20:43,441 INFO L78 Accepts]: Start accepts. Automaton has 3828 states and 7315 transitions. Word has length 236 [2022-03-15 15:20:43,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:20:43,441 INFO L470 AbstractCegarLoop]: Abstraction has 3828 states and 7315 transitions. [2022-03-15 15:20:43,442 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:43,442 INFO L276 IsEmpty]: Start isEmpty. Operand 3828 states and 7315 transitions. [2022-03-15 15:20:43,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:20:43,443 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:20:43,444 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:20:43,444 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable125 [2022-03-15 15:20:43,444 INFO L402 AbstractCegarLoop]: === Iteration 127 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:20:43,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:20:43,444 INFO L85 PathProgramCache]: Analyzing trace with hash -1813109266, now seen corresponding path program 30 times [2022-03-15 15:20:43,444 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:20:43,444 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1073202595] [2022-03-15 15:20:43,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:20:43,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:20:43,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:20:44,427 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:20:44,428 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:20:44,428 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1073202595] [2022-03-15 15:20:44,428 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1073202595] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:20:44,428 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:20:44,428 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:20:44,428 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [939150217] [2022-03-15 15:20:44,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:20:44,428 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:20:44,428 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:20:44,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:20:44,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:20:44,429 INFO L87 Difference]: Start difference. First operand 3828 states and 7315 transitions. Second operand has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:52,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:20:52,909 INFO L93 Difference]: Finished difference Result 6884 states and 13262 transitions. [2022-03-15 15:20:52,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-15 15:20:52,909 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:20:52,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:20:52,916 INFO L225 Difference]: With dead ends: 6884 [2022-03-15 15:20:52,916 INFO L226 Difference]: Without dead ends: 6884 [2022-03-15 15:20:52,917 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1664 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=1255, Invalid=6401, Unknown=0, NotChecked=0, Total=7656 [2022-03-15 15:20:52,917 INFO L933 BasicCegarLoop]: 485 mSDtfsCounter, 2597 mSDsluCounter, 8122 mSDsCounter, 0 mSdLazyCounter, 6861 mSolverCounterSat, 346 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2597 SdHoareTripleChecker+Valid, 8597 SdHoareTripleChecker+Invalid, 7207 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 346 IncrementalHoareTripleChecker+Valid, 6861 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:20:52,917 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2597 Valid, 8597 Invalid, 7207 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [346 Valid, 6861 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2022-03-15 15:20:52,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6884 states. [2022-03-15 15:20:52,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6884 to 3826. [2022-03-15 15:20:52,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3826 states, 3811 states have (on average 1.9183941222776175) internal successors, (7311), 3825 states have internal predecessors, (7311), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:52,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3826 states to 3826 states and 7311 transitions. [2022-03-15 15:20:52,960 INFO L78 Accepts]: Start accepts. Automaton has 3826 states and 7311 transitions. Word has length 236 [2022-03-15 15:20:52,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:20:52,960 INFO L470 AbstractCegarLoop]: Abstraction has 3826 states and 7311 transitions. [2022-03-15 15:20:52,960 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:52,961 INFO L276 IsEmpty]: Start isEmpty. Operand 3826 states and 7311 transitions. [2022-03-15 15:20:52,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:20:52,963 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:20:52,963 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:20:52,964 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable126 [2022-03-15 15:20:52,965 INFO L402 AbstractCegarLoop]: === Iteration 128 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:20:52,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:20:52,965 INFO L85 PathProgramCache]: Analyzing trace with hash 1217071918, now seen corresponding path program 31 times [2022-03-15 15:20:52,966 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:20:52,966 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1842470627] [2022-03-15 15:20:52,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:20:52,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:20:53,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:20:54,226 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:20:54,226 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:20:54,226 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1842470627] [2022-03-15 15:20:54,226 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1842470627] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:20:54,226 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:20:54,226 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:20:54,226 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440164792] [2022-03-15 15:20:54,226 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:20:54,227 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:20:54,227 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:20:54,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:20:54,228 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=1023, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:20:54,228 INFO L87 Difference]: Start difference. First operand 3826 states and 7311 transitions. Second operand has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:21:00,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:21:00,864 INFO L93 Difference]: Finished difference Result 6514 states and 12529 transitions. [2022-03-15 15:21:00,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-15 15:21:00,865 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:21:00,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:21:00,872 INFO L225 Difference]: With dead ends: 6514 [2022-03-15 15:21:00,872 INFO L226 Difference]: Without dead ends: 6514 [2022-03-15 15:21:00,872 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1531 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=1144, Invalid=5996, Unknown=0, NotChecked=0, Total=7140 [2022-03-15 15:21:00,872 INFO L933 BasicCegarLoop]: 521 mSDtfsCounter, 2652 mSDsluCounter, 8597 mSDsCounter, 0 mSdLazyCounter, 6794 mSolverCounterSat, 321 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2652 SdHoareTripleChecker+Valid, 9107 SdHoareTripleChecker+Invalid, 7115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 321 IncrementalHoareTripleChecker+Valid, 6794 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:21:00,872 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2652 Valid, 9107 Invalid, 7115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [321 Valid, 6794 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-03-15 15:21:00,878 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6514 states. [2022-03-15 15:21:00,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6514 to 3826. [2022-03-15 15:21:00,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3826 states, 3811 states have (on average 1.9183941222776175) internal successors, (7311), 3825 states have internal predecessors, (7311), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:21:00,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3826 states to 3826 states and 7311 transitions. [2022-03-15 15:21:00,920 INFO L78 Accepts]: Start accepts. Automaton has 3826 states and 7311 transitions. Word has length 236 [2022-03-15 15:21:00,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:21:00,921 INFO L470 AbstractCegarLoop]: Abstraction has 3826 states and 7311 transitions. [2022-03-15 15:21:00,921 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:21:00,921 INFO L276 IsEmpty]: Start isEmpty. Operand 3826 states and 7311 transitions. [2022-03-15 15:21:00,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:21:00,923 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:21:00,923 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:21:00,923 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable127 [2022-03-15 15:21:00,923 INFO L402 AbstractCegarLoop]: === Iteration 129 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:21:00,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:21:00,923 INFO L85 PathProgramCache]: Analyzing trace with hash 48386822, now seen corresponding path program 32 times [2022-03-15 15:21:00,923 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:21:00,923 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1465837641] [2022-03-15 15:21:00,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:21:00,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:21:00,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:21:01,949 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:21:01,949 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:21:01,949 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1465837641] [2022-03-15 15:21:01,949 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1465837641] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:21:01,949 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:21:01,950 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:21:01,950 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1049043409] [2022-03-15 15:21:01,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:21:01,950 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:21:01,950 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:21:01,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:21:01,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=1027, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:21:01,950 INFO L87 Difference]: Start difference. First operand 3826 states and 7311 transitions. Second operand has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:21:10,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:21:10,177 INFO L93 Difference]: Finished difference Result 6783 states and 13065 transitions. [2022-03-15 15:21:10,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-15 15:21:10,178 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:21:10,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:21:10,186 INFO L225 Difference]: With dead ends: 6783 [2022-03-15 15:21:10,186 INFO L226 Difference]: Without dead ends: 6783 [2022-03-15 15:21:10,186 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1575 ImplicationChecksByTransitivity, 5.2s TimeCoverageRelationStatistics Valid=1181, Invalid=6129, Unknown=0, NotChecked=0, Total=7310 [2022-03-15 15:21:10,186 INFO L933 BasicCegarLoop]: 522 mSDtfsCounter, 2738 mSDsluCounter, 8345 mSDsCounter, 0 mSdLazyCounter, 6873 mSolverCounterSat, 324 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2738 SdHoareTripleChecker+Valid, 8857 SdHoareTripleChecker+Invalid, 7197 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 324 IncrementalHoareTripleChecker+Valid, 6873 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:21:10,187 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2738 Valid, 8857 Invalid, 7197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [324 Valid, 6873 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2022-03-15 15:21:10,194 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6783 states. [2022-03-15 15:21:10,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6783 to 3827. [2022-03-15 15:21:10,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3827 states, 3812 states have (on average 1.9184155299055614) internal successors, (7313), 3826 states have internal predecessors, (7313), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:21:10,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3827 states to 3827 states and 7313 transitions. [2022-03-15 15:21:10,242 INFO L78 Accepts]: Start accepts. Automaton has 3827 states and 7313 transitions. Word has length 236 [2022-03-15 15:21:10,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:21:10,243 INFO L470 AbstractCegarLoop]: Abstraction has 3827 states and 7313 transitions. [2022-03-15 15:21:10,243 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:21:10,243 INFO L276 IsEmpty]: Start isEmpty. Operand 3827 states and 7313 transitions. [2022-03-15 15:21:10,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:21:10,245 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:21:10,245 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:21:10,245 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable128 [2022-03-15 15:21:10,245 INFO L402 AbstractCegarLoop]: === Iteration 130 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:21:10,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:21:10,245 INFO L85 PathProgramCache]: Analyzing trace with hash 38277840, now seen corresponding path program 33 times [2022-03-15 15:21:10,245 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:21:10,245 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909252715] [2022-03-15 15:21:10,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:21:10,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:21:10,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:21:11,253 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:21:11,254 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:21:11,254 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1909252715] [2022-03-15 15:21:11,254 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1909252715] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:21:11,254 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:21:11,254 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:21:11,254 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1748960460] [2022-03-15 15:21:11,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:21:11,254 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:21:11,254 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:21:11,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:21:11,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:21:11,255 INFO L87 Difference]: Start difference. First operand 3827 states and 7313 transitions. Second operand has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:21:19,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:21:19,133 INFO L93 Difference]: Finished difference Result 6864 states and 13223 transitions. [2022-03-15 15:21:19,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-03-15 15:21:19,133 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:21:19,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:21:19,141 INFO L225 Difference]: With dead ends: 6864 [2022-03-15 15:21:19,142 INFO L226 Difference]: Without dead ends: 6864 [2022-03-15 15:21:19,142 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1711 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=1289, Invalid=6543, Unknown=0, NotChecked=0, Total=7832 [2022-03-15 15:21:19,142 INFO L933 BasicCegarLoop]: 538 mSDtfsCounter, 2546 mSDsluCounter, 9662 mSDsCounter, 0 mSdLazyCounter, 8495 mSolverCounterSat, 321 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2546 SdHoareTripleChecker+Valid, 10189 SdHoareTripleChecker+Invalid, 8816 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 321 IncrementalHoareTripleChecker+Valid, 8495 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:21:19,142 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2546 Valid, 10189 Invalid, 8816 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [321 Valid, 8495 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2022-03-15 15:21:19,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6864 states. [2022-03-15 15:21:19,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6864 to 3826. [2022-03-15 15:21:19,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3826 states, 3811 states have (on average 1.9183941222776175) internal successors, (7311), 3825 states have internal predecessors, (7311), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:21:19,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3826 states to 3826 states and 7311 transitions. [2022-03-15 15:21:19,208 INFO L78 Accepts]: Start accepts. Automaton has 3826 states and 7311 transitions. Word has length 236 [2022-03-15 15:21:19,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:21:19,208 INFO L470 AbstractCegarLoop]: Abstraction has 3826 states and 7311 transitions. [2022-03-15 15:21:19,208 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:21:19,208 INFO L276 IsEmpty]: Start isEmpty. Operand 3826 states and 7311 transitions. [2022-03-15 15:21:19,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:21:19,210 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:21:19,210 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:21:19,210 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable129 [2022-03-15 15:21:19,210 INFO L402 AbstractCegarLoop]: === Iteration 131 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:21:19,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:21:19,211 INFO L85 PathProgramCache]: Analyzing trace with hash -694903428, now seen corresponding path program 34 times [2022-03-15 15:21:19,211 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:21:19,211 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1094153088] [2022-03-15 15:21:19,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:21:19,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:21:19,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:21:19,976 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:21:19,976 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:21:19,976 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1094153088] [2022-03-15 15:21:19,976 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1094153088] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:21:19,976 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:21:19,976 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:21:19,976 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [810366338] [2022-03-15 15:21:19,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:21:19,977 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:21:19,977 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:21:19,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:21:19,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:21:19,977 INFO L87 Difference]: Start difference. First operand 3826 states and 7311 transitions. Second operand has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:21:28,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:21:28,999 INFO L93 Difference]: Finished difference Result 7017 states and 13528 transitions. [2022-03-15 15:21:28,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-03-15 15:21:28,999 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:21:28,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:21:29,008 INFO L225 Difference]: With dead ends: 7017 [2022-03-15 15:21:29,008 INFO L226 Difference]: Without dead ends: 7017 [2022-03-15 15:21:29,008 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1712 ImplicationChecksByTransitivity, 5.8s TimeCoverageRelationStatistics Valid=1287, Invalid=6545, Unknown=0, NotChecked=0, Total=7832 [2022-03-15 15:21:29,008 INFO L933 BasicCegarLoop]: 460 mSDtfsCounter, 3253 mSDsluCounter, 8289 mSDsCounter, 0 mSdLazyCounter, 6957 mSolverCounterSat, 492 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3253 SdHoareTripleChecker+Valid, 8740 SdHoareTripleChecker+Invalid, 7449 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 492 IncrementalHoareTripleChecker+Valid, 6957 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:21:29,008 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3253 Valid, 8740 Invalid, 7449 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [492 Valid, 6957 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2022-03-15 15:21:29,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7017 states. [2022-03-15 15:21:29,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7017 to 3826. [2022-03-15 15:21:29,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3826 states, 3811 states have (on average 1.9183941222776175) internal successors, (7311), 3825 states have internal predecessors, (7311), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:21:29,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3826 states to 3826 states and 7311 transitions. [2022-03-15 15:21:29,061 INFO L78 Accepts]: Start accepts. Automaton has 3826 states and 7311 transitions. Word has length 236 [2022-03-15 15:21:29,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:21:29,062 INFO L470 AbstractCegarLoop]: Abstraction has 3826 states and 7311 transitions. [2022-03-15 15:21:29,062 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:21:29,062 INFO L276 IsEmpty]: Start isEmpty. Operand 3826 states and 7311 transitions. [2022-03-15 15:21:29,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:21:29,064 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:21:29,064 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:21:29,064 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130 [2022-03-15 15:21:29,064 INFO L402 AbstractCegarLoop]: === Iteration 132 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:21:29,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:21:29,064 INFO L85 PathProgramCache]: Analyzing trace with hash -94905614, now seen corresponding path program 35 times [2022-03-15 15:21:29,064 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:21:29,064 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032167134] [2022-03-15 15:21:29,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:21:29,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:21:29,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:21:30,060 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:21:30,060 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:21:30,060 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2032167134] [2022-03-15 15:21:30,060 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2032167134] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:21:30,060 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:21:30,060 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:21:30,060 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1609236828] [2022-03-15 15:21:30,060 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:21:30,060 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:21:30,061 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:21:30,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:21:30,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=1027, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:21:30,061 INFO L87 Difference]: Start difference. First operand 3826 states and 7311 transitions. Second operand has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:21:37,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:21:37,250 INFO L93 Difference]: Finished difference Result 6750 states and 12999 transitions. [2022-03-15 15:21:37,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-15 15:21:37,251 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:21:37,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:21:37,260 INFO L225 Difference]: With dead ends: 6750 [2022-03-15 15:21:37,260 INFO L226 Difference]: Without dead ends: 6750 [2022-03-15 15:21:37,260 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1478 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=1130, Invalid=5842, Unknown=0, NotChecked=0, Total=6972 [2022-03-15 15:21:37,261 INFO L933 BasicCegarLoop]: 429 mSDtfsCounter, 2869 mSDsluCounter, 6700 mSDsCounter, 0 mSdLazyCounter, 5049 mSolverCounterSat, 349 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2869 SdHoareTripleChecker+Valid, 7120 SdHoareTripleChecker+Invalid, 5398 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 349 IncrementalHoareTripleChecker+Valid, 5049 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:21:37,261 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2869 Valid, 7120 Invalid, 5398 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [349 Valid, 5049 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-03-15 15:21:37,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6750 states. [2022-03-15 15:21:37,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6750 to 3825. [2022-03-15 15:21:37,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3825 states, 3810 states have (on average 1.9183727034120734) internal successors, (7309), 3824 states have internal predecessors, (7309), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:21:37,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3825 states to 3825 states and 7309 transitions. [2022-03-15 15:21:37,317 INFO L78 Accepts]: Start accepts. Automaton has 3825 states and 7309 transitions. Word has length 236 [2022-03-15 15:21:37,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:21:37,317 INFO L470 AbstractCegarLoop]: Abstraction has 3825 states and 7309 transitions. [2022-03-15 15:21:37,317 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:21:37,317 INFO L276 IsEmpty]: Start isEmpty. Operand 3825 states and 7309 transitions. [2022-03-15 15:21:37,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:21:37,319 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:21:37,319 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:21:37,319 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable131 [2022-03-15 15:21:37,320 INFO L402 AbstractCegarLoop]: === Iteration 133 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:21:37,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:21:37,320 INFO L85 PathProgramCache]: Analyzing trace with hash -105014596, now seen corresponding path program 36 times [2022-03-15 15:21:37,320 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:21:37,320 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674781962] [2022-03-15 15:21:37,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:21:37,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:21:37,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:21:38,382 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:21:38,382 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:21:38,382 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [674781962] [2022-03-15 15:21:38,382 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [674781962] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:21:38,382 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:21:38,382 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:21:38,382 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1383487593] [2022-03-15 15:21:38,382 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:21:38,382 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:21:38,382 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:21:38,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:21:38,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:21:38,383 INFO L87 Difference]: Start difference. First operand 3825 states and 7309 transitions. Second operand has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:21:46,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:21:46,840 INFO L93 Difference]: Finished difference Result 6886 states and 13266 transitions. [2022-03-15 15:21:46,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-15 15:21:46,840 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:21:46,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:21:46,848 INFO L225 Difference]: With dead ends: 6886 [2022-03-15 15:21:46,848 INFO L226 Difference]: Without dead ends: 6886 [2022-03-15 15:21:46,848 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1615 ImplicationChecksByTransitivity, 6.2s TimeCoverageRelationStatistics Valid=1224, Invalid=6258, Unknown=0, NotChecked=0, Total=7482 [2022-03-15 15:21:46,849 INFO L933 BasicCegarLoop]: 446 mSDtfsCounter, 2394 mSDsluCounter, 7392 mSDsCounter, 0 mSdLazyCounter, 5783 mSolverCounterSat, 356 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2394 SdHoareTripleChecker+Valid, 7828 SdHoareTripleChecker+Invalid, 6139 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 356 IncrementalHoareTripleChecker+Valid, 5783 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:21:46,849 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2394 Valid, 7828 Invalid, 6139 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [356 Valid, 5783 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-03-15 15:21:46,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6886 states. [2022-03-15 15:21:46,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6886 to 3823. [2022-03-15 15:21:46,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3823 states, 3808 states have (on average 1.918329831932773) internal successors, (7305), 3822 states have internal predecessors, (7305), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:21:46,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3823 states to 3823 states and 7305 transitions. [2022-03-15 15:21:46,894 INFO L78 Accepts]: Start accepts. Automaton has 3823 states and 7305 transitions. Word has length 236 [2022-03-15 15:21:46,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:21:46,894 INFO L470 AbstractCegarLoop]: Abstraction has 3823 states and 7305 transitions. [2022-03-15 15:21:46,895 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:21:46,895 INFO L276 IsEmpty]: Start isEmpty. Operand 3823 states and 7305 transitions. [2022-03-15 15:21:46,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2022-03-15 15:21:46,896 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:21:46,896 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:21:46,896 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable132 [2022-03-15 15:21:46,896 INFO L402 AbstractCegarLoop]: === Iteration 134 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:21:46,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:21:46,897 INFO L85 PathProgramCache]: Analyzing trace with hash -2111858416, now seen corresponding path program 37 times [2022-03-15 15:21:46,897 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:21:46,897 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1406051407] [2022-03-15 15:21:46,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:21:46,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:21:46,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:21:47,582 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:21:47,583 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:21:47,583 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1406051407] [2022-03-15 15:21:47,583 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1406051407] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:21:47,583 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:21:47,583 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:21:47,583 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1304861280] [2022-03-15 15:21:47,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:21:47,583 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:21:47,584 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:21:47,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:21:47,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:21:47,584 INFO L87 Difference]: Start difference. First operand 3823 states and 7305 transitions. Second operand has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:21:53,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:21:53,811 INFO L93 Difference]: Finished difference Result 6823 states and 13141 transitions. [2022-03-15 15:21:53,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-03-15 15:21:53,812 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 236 [2022-03-15 15:21:53,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:21:53,821 INFO L225 Difference]: With dead ends: 6823 [2022-03-15 15:21:53,821 INFO L226 Difference]: Without dead ends: 6823 [2022-03-15 15:21:53,822 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1809 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=1359, Invalid=6831, Unknown=0, NotChecked=0, Total=8190 [2022-03-15 15:21:53,822 INFO L933 BasicCegarLoop]: 477 mSDtfsCounter, 2441 mSDsluCounter, 8231 mSDsCounter, 0 mSdLazyCounter, 7226 mSolverCounterSat, 373 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2441 SdHoareTripleChecker+Valid, 8697 SdHoareTripleChecker+Invalid, 7599 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 373 IncrementalHoareTripleChecker+Valid, 7226 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:21:53,822 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2441 Valid, 8697 Invalid, 7599 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [373 Valid, 7226 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-03-15 15:21:53,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6823 states. [2022-03-15 15:21:53,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6823 to 3766. [2022-03-15 15:21:53,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3766 states, 3751 states have (on average 1.917088776326313) internal successors, (7191), 3765 states have internal predecessors, (7191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:21:53,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3766 states to 3766 states and 7191 transitions. [2022-03-15 15:21:53,876 INFO L78 Accepts]: Start accepts. Automaton has 3766 states and 7191 transitions. Word has length 236 [2022-03-15 15:21:53,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:21:53,876 INFO L470 AbstractCegarLoop]: Abstraction has 3766 states and 7191 transitions. [2022-03-15 15:21:53,876 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.787878787878788) internal successors, (191), 34 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:21:53,876 INFO L276 IsEmpty]: Start isEmpty. Operand 3766 states and 7191 transitions. [2022-03-15 15:21:53,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2022-03-15 15:21:53,878 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:21:53,878 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:21:53,879 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable133 [2022-03-15 15:21:53,879 INFO L402 AbstractCegarLoop]: === Iteration 135 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:21:53,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:21:53,879 INFO L85 PathProgramCache]: Analyzing trace with hash 1575564939, now seen corresponding path program 1 times [2022-03-15 15:21:53,879 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:21:53,879 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2038686628] [2022-03-15 15:21:53,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:21:53,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:21:53,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:21:54,591 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:21:54,592 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:21:54,592 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2038686628] [2022-03-15 15:21:54,592 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2038686628] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:21:54,592 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:21:54,592 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:21:54,592 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [388112578] [2022-03-15 15:21:54,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:21:54,592 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:21:54,592 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:21:54,592 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:21:54,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=753, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:21:54,593 INFO L87 Difference]: Start difference. First operand 3766 states and 7191 transitions. Second operand has 30 states, 29 states have (on average 6.724137931034483) internal successors, (195), 30 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:21:57,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:21:57,302 INFO L93 Difference]: Finished difference Result 4134 states and 7884 transitions. [2022-03-15 15:21:57,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-03-15 15:21:57,303 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.724137931034483) internal successors, (195), 30 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 240 [2022-03-15 15:21:57,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:21:57,308 INFO L225 Difference]: With dead ends: 4134 [2022-03-15 15:21:57,308 INFO L226 Difference]: Without dead ends: 4134 [2022-03-15 15:21:57,308 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1452 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=945, Invalid=4605, Unknown=0, NotChecked=0, Total=5550 [2022-03-15 15:21:57,308 INFO L933 BasicCegarLoop]: 264 mSDtfsCounter, 2301 mSDsluCounter, 3050 mSDsCounter, 0 mSdLazyCounter, 2895 mSolverCounterSat, 225 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2301 SdHoareTripleChecker+Valid, 3310 SdHoareTripleChecker+Invalid, 3120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 225 IncrementalHoareTripleChecker+Valid, 2895 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:21:57,309 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2301 Valid, 3310 Invalid, 3120 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [225 Valid, 2895 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:21:57,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4134 states. [2022-03-15 15:21:57,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4134 to 3770. [2022-03-15 15:21:57,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3770 states, 3755 states have (on average 1.9171770972037283) internal successors, (7199), 3769 states have internal predecessors, (7199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:21:57,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3770 states to 3770 states and 7199 transitions. [2022-03-15 15:21:57,352 INFO L78 Accepts]: Start accepts. Automaton has 3770 states and 7199 transitions. Word has length 240 [2022-03-15 15:21:57,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:21:57,352 INFO L470 AbstractCegarLoop]: Abstraction has 3770 states and 7199 transitions. [2022-03-15 15:21:57,353 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.724137931034483) internal successors, (195), 30 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:21:57,353 INFO L276 IsEmpty]: Start isEmpty. Operand 3770 states and 7199 transitions. [2022-03-15 15:21:57,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2022-03-15 15:21:57,355 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:21:57,355 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:21:57,355 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable134 [2022-03-15 15:21:57,355 INFO L402 AbstractCegarLoop]: === Iteration 136 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:21:57,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:21:57,355 INFO L85 PathProgramCache]: Analyzing trace with hash -1845454161, now seen corresponding path program 2 times [2022-03-15 15:21:57,355 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:21:57,355 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1575436042] [2022-03-15 15:21:57,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:21:57,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:21:57,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:21:58,110 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:21:58,110 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:21:58,110 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1575436042] [2022-03-15 15:21:58,110 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1575436042] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:21:58,110 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:21:58,110 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:21:58,110 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2027793116] [2022-03-15 15:21:58,110 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:21:58,110 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:21:58,110 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:21:58,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:21:58,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=772, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:21:58,111 INFO L87 Difference]: Start difference. First operand 3770 states and 7199 transitions. Second operand has 30 states, 29 states have (on average 6.724137931034483) internal successors, (195), 30 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:00,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:22:00,364 INFO L93 Difference]: Finished difference Result 4193 states and 8002 transitions. [2022-03-15 15:22:00,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-15 15:22:00,364 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.724137931034483) internal successors, (195), 30 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 240 [2022-03-15 15:22:00,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:22:00,369 INFO L225 Difference]: With dead ends: 4193 [2022-03-15 15:22:00,369 INFO L226 Difference]: Without dead ends: 4193 [2022-03-15 15:22:00,369 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1003 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=784, Invalid=3908, Unknown=0, NotChecked=0, Total=4692 [2022-03-15 15:22:00,369 INFO L933 BasicCegarLoop]: 243 mSDtfsCounter, 2208 mSDsluCounter, 2749 mSDsCounter, 0 mSdLazyCounter, 2803 mSolverCounterSat, 215 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2208 SdHoareTripleChecker+Valid, 2987 SdHoareTripleChecker+Invalid, 3018 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 215 IncrementalHoareTripleChecker+Valid, 2803 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:22:00,370 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2208 Valid, 2987 Invalid, 3018 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [215 Valid, 2803 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:22:00,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4193 states. [2022-03-15 15:22:00,400 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4193 to 3796. [2022-03-15 15:22:00,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3796 states, 3781 states have (on average 1.9177466278762232) internal successors, (7251), 3795 states have internal predecessors, (7251), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:00,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3796 states to 3796 states and 7251 transitions. [2022-03-15 15:22:00,407 INFO L78 Accepts]: Start accepts. Automaton has 3796 states and 7251 transitions. Word has length 240 [2022-03-15 15:22:00,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:22:00,407 INFO L470 AbstractCegarLoop]: Abstraction has 3796 states and 7251 transitions. [2022-03-15 15:22:00,407 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.724137931034483) internal successors, (195), 30 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:00,407 INFO L276 IsEmpty]: Start isEmpty. Operand 3796 states and 7251 transitions. [2022-03-15 15:22:00,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2022-03-15 15:22:00,409 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:22:00,409 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:22:00,409 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable135 [2022-03-15 15:22:00,409 INFO L402 AbstractCegarLoop]: === Iteration 137 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:22:00,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:22:00,409 INFO L85 PathProgramCache]: Analyzing trace with hash 96268477, now seen corresponding path program 3 times [2022-03-15 15:22:00,409 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:22:00,409 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [27218502] [2022-03-15 15:22:00,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:22:00,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:22:00,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:22:01,218 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:22:01,218 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:22:01,218 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [27218502] [2022-03-15 15:22:01,218 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [27218502] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:22:01,219 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:22:01,219 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:22:01,219 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [173743779] [2022-03-15 15:22:01,219 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:22:01,219 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:22:01,219 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:22:01,219 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:22:01,219 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=753, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:22:01,219 INFO L87 Difference]: Start difference. First operand 3796 states and 7251 transitions. Second operand has 30 states, 29 states have (on average 6.724137931034483) internal successors, (195), 30 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:04,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:22:04,249 INFO L93 Difference]: Finished difference Result 4151 states and 7918 transitions. [2022-03-15 15:22:04,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-15 15:22:04,249 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.724137931034483) internal successors, (195), 30 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 240 [2022-03-15 15:22:04,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:22:04,253 INFO L225 Difference]: With dead ends: 4151 [2022-03-15 15:22:04,253 INFO L226 Difference]: Without dead ends: 4151 [2022-03-15 15:22:04,254 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1493 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=985, Invalid=4715, Unknown=0, NotChecked=0, Total=5700 [2022-03-15 15:22:04,254 INFO L933 BasicCegarLoop]: 264 mSDtfsCounter, 1905 mSDsluCounter, 3330 mSDsCounter, 0 mSdLazyCounter, 3105 mSolverCounterSat, 217 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1905 SdHoareTripleChecker+Valid, 3589 SdHoareTripleChecker+Invalid, 3322 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 217 IncrementalHoareTripleChecker+Valid, 3105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:22:04,254 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1905 Valid, 3589 Invalid, 3322 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [217 Valid, 3105 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:22:04,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4151 states. [2022-03-15 15:22:04,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4151 to 3774. [2022-03-15 15:22:04,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3774 states, 3759 states have (on average 1.9172652301143922) internal successors, (7207), 3773 states have internal predecessors, (7207), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:04,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3774 states to 3774 states and 7207 transitions. [2022-03-15 15:22:04,290 INFO L78 Accepts]: Start accepts. Automaton has 3774 states and 7207 transitions. Word has length 240 [2022-03-15 15:22:04,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:22:04,290 INFO L470 AbstractCegarLoop]: Abstraction has 3774 states and 7207 transitions. [2022-03-15 15:22:04,290 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.724137931034483) internal successors, (195), 30 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:04,290 INFO L276 IsEmpty]: Start isEmpty. Operand 3774 states and 7207 transitions. [2022-03-15 15:22:04,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2022-03-15 15:22:04,292 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:22:04,292 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:22:04,292 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable136 [2022-03-15 15:22:04,292 INFO L402 AbstractCegarLoop]: === Iteration 138 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:22:04,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:22:04,292 INFO L85 PathProgramCache]: Analyzing trace with hash 2009969513, now seen corresponding path program 4 times [2022-03-15 15:22:04,292 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:22:04,292 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [881438938] [2022-03-15 15:22:04,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:22:04,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:22:04,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:22:04,954 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:22:04,954 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:22:04,954 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [881438938] [2022-03-15 15:22:04,954 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [881438938] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:22:04,954 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:22:04,954 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:22:04,954 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1888254707] [2022-03-15 15:22:04,954 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:22:04,955 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:22:04,955 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:22:04,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:22:04,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=756, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:22:04,956 INFO L87 Difference]: Start difference. First operand 3774 states and 7207 transitions. Second operand has 30 states, 29 states have (on average 6.724137931034483) internal successors, (195), 30 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:07,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:22:07,503 INFO L93 Difference]: Finished difference Result 4925 states and 9427 transitions. [2022-03-15 15:22:07,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-15 15:22:07,504 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.724137931034483) internal successors, (195), 30 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 240 [2022-03-15 15:22:07,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:22:07,510 INFO L225 Difference]: With dead ends: 4925 [2022-03-15 15:22:07,510 INFO L226 Difference]: Without dead ends: 4925 [2022-03-15 15:22:07,510 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1102 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=811, Invalid=3881, Unknown=0, NotChecked=0, Total=4692 [2022-03-15 15:22:07,510 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 2449 mSDsluCounter, 3580 mSDsCounter, 0 mSdLazyCounter, 3174 mSolverCounterSat, 165 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2449 SdHoareTripleChecker+Valid, 3843 SdHoareTripleChecker+Invalid, 3339 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 165 IncrementalHoareTripleChecker+Valid, 3174 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:22:07,511 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2449 Valid, 3843 Invalid, 3339 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [165 Valid, 3174 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:22:07,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4925 states. [2022-03-15 15:22:07,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4925 to 3797. [2022-03-15 15:22:07,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3797 states, 3782 states have (on average 1.9177683765203597) internal successors, (7253), 3796 states have internal predecessors, (7253), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:07,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3797 states to 3797 states and 7253 transitions. [2022-03-15 15:22:07,555 INFO L78 Accepts]: Start accepts. Automaton has 3797 states and 7253 transitions. Word has length 240 [2022-03-15 15:22:07,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:22:07,556 INFO L470 AbstractCegarLoop]: Abstraction has 3797 states and 7253 transitions. [2022-03-15 15:22:07,556 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.724137931034483) internal successors, (195), 30 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:07,556 INFO L276 IsEmpty]: Start isEmpty. Operand 3797 states and 7253 transitions. [2022-03-15 15:22:07,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2022-03-15 15:22:07,558 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:22:07,558 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:22:07,558 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable137 [2022-03-15 15:22:07,558 INFO L402 AbstractCegarLoop]: === Iteration 139 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:22:07,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:22:07,558 INFO L85 PathProgramCache]: Analyzing trace with hash -343275145, now seen corresponding path program 5 times [2022-03-15 15:22:07,558 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:22:07,558 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [497111812] [2022-03-15 15:22:07,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:22:07,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:22:07,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:22:08,206 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:22:08,206 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:22:08,207 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [497111812] [2022-03-15 15:22:08,207 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [497111812] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:22:08,207 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:22:08,207 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:22:08,207 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083831605] [2022-03-15 15:22:08,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:22:08,207 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:22:08,207 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:22:08,207 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:22:08,207 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=113, Invalid=757, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:22:08,208 INFO L87 Difference]: Start difference. First operand 3797 states and 7253 transitions. Second operand has 30 states, 29 states have (on average 6.724137931034483) internal successors, (195), 30 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:10,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:22:10,258 INFO L93 Difference]: Finished difference Result 4935 states and 9447 transitions. [2022-03-15 15:22:10,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-15 15:22:10,258 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.724137931034483) internal successors, (195), 30 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 240 [2022-03-15 15:22:10,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:22:10,263 INFO L225 Difference]: With dead ends: 4935 [2022-03-15 15:22:10,264 INFO L226 Difference]: Without dead ends: 4935 [2022-03-15 15:22:10,264 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1137 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=850, Invalid=3980, Unknown=0, NotChecked=0, Total=4830 [2022-03-15 15:22:10,264 INFO L933 BasicCegarLoop]: 271 mSDtfsCounter, 2141 mSDsluCounter, 3374 mSDsCounter, 0 mSdLazyCounter, 3167 mSolverCounterSat, 160 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2141 SdHoareTripleChecker+Valid, 3640 SdHoareTripleChecker+Invalid, 3327 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 160 IncrementalHoareTripleChecker+Valid, 3167 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:22:10,264 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2141 Valid, 3640 Invalid, 3327 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [160 Valid, 3167 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:22:10,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4935 states. [2022-03-15 15:22:10,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4935 to 3781. [2022-03-15 15:22:10,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3781 states, 3766 states have (on average 1.9174190122145514) internal successors, (7221), 3780 states have internal predecessors, (7221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:10,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3781 states to 3781 states and 7221 transitions. [2022-03-15 15:22:10,302 INFO L78 Accepts]: Start accepts. Automaton has 3781 states and 7221 transitions. Word has length 240 [2022-03-15 15:22:10,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:22:10,302 INFO L470 AbstractCegarLoop]: Abstraction has 3781 states and 7221 transitions. [2022-03-15 15:22:10,302 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.724137931034483) internal successors, (195), 30 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:10,302 INFO L276 IsEmpty]: Start isEmpty. Operand 3781 states and 7221 transitions. [2022-03-15 15:22:10,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2022-03-15 15:22:10,304 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:22:10,304 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:22:10,304 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable138 [2022-03-15 15:22:10,304 INFO L402 AbstractCegarLoop]: === Iteration 140 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:22:10,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:22:10,304 INFO L85 PathProgramCache]: Analyzing trace with hash -789979479, now seen corresponding path program 6 times [2022-03-15 15:22:10,304 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:22:10,304 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [657036543] [2022-03-15 15:22:10,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:22:10,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:22:10,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:22:11,025 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:22:11,026 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:22:11,026 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [657036543] [2022-03-15 15:22:11,026 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [657036543] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:22:11,026 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:22:11,026 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:22:11,026 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025328910] [2022-03-15 15:22:11,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:22:11,026 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:22:11,026 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:22:11,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:22:11,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=756, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:22:11,027 INFO L87 Difference]: Start difference. First operand 3781 states and 7221 transitions. Second operand has 30 states, 29 states have (on average 6.724137931034483) internal successors, (195), 30 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:14,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:22:14,361 INFO L93 Difference]: Finished difference Result 4903 states and 9383 transitions. [2022-03-15 15:22:14,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-15 15:22:14,362 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.724137931034483) internal successors, (195), 30 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 240 [2022-03-15 15:22:14,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:22:14,367 INFO L225 Difference]: With dead ends: 4903 [2022-03-15 15:22:14,367 INFO L226 Difference]: Without dead ends: 4903 [2022-03-15 15:22:14,367 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1819 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=1128, Invalid=5678, Unknown=0, NotChecked=0, Total=6806 [2022-03-15 15:22:14,368 INFO L933 BasicCegarLoop]: 301 mSDtfsCounter, 2556 mSDsluCounter, 3497 mSDsCounter, 0 mSdLazyCounter, 3517 mSolverCounterSat, 246 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2556 SdHoareTripleChecker+Valid, 3793 SdHoareTripleChecker+Invalid, 3763 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 246 IncrementalHoareTripleChecker+Valid, 3517 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:22:14,368 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2556 Valid, 3793 Invalid, 3763 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [246 Valid, 3517 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:22:14,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4903 states. [2022-03-15 15:22:14,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4903 to 3681. [2022-03-15 15:22:14,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3681 states, 3666 states have (on average 1.915166393889798) internal successors, (7021), 3680 states have internal predecessors, (7021), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:14,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3681 states to 3681 states and 7021 transitions. [2022-03-15 15:22:14,410 INFO L78 Accepts]: Start accepts. Automaton has 3681 states and 7021 transitions. Word has length 240 [2022-03-15 15:22:14,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:22:14,411 INFO L470 AbstractCegarLoop]: Abstraction has 3681 states and 7021 transitions. [2022-03-15 15:22:14,411 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.724137931034483) internal successors, (195), 30 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:14,411 INFO L276 IsEmpty]: Start isEmpty. Operand 3681 states and 7021 transitions. [2022-03-15 15:22:14,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2022-03-15 15:22:14,413 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:22:14,413 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:22:14,413 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable139 [2022-03-15 15:22:14,413 INFO L402 AbstractCegarLoop]: === Iteration 141 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:22:14,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:22:14,413 INFO L85 PathProgramCache]: Analyzing trace with hash 522011421, now seen corresponding path program 7 times [2022-03-15 15:22:14,413 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:22:14,413 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1682490614] [2022-03-15 15:22:14,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:22:14,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:22:14,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:22:15,223 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:22:15,223 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:22:15,223 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1682490614] [2022-03-15 15:22:15,223 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1682490614] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:22:15,223 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:22:15,223 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:22:15,223 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1437688263] [2022-03-15 15:22:15,223 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:22:15,223 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:22:15,223 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:22:15,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:22:15,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=769, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:22:15,224 INFO L87 Difference]: Start difference. First operand 3681 states and 7021 transitions. Second operand has 30 states, 29 states have (on average 6.724137931034483) internal successors, (195), 30 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:17,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:22:17,412 INFO L93 Difference]: Finished difference Result 5286 states and 10189 transitions. [2022-03-15 15:22:17,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-03-15 15:22:17,412 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.724137931034483) internal successors, (195), 30 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 240 [2022-03-15 15:22:17,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:22:17,417 INFO L225 Difference]: With dead ends: 5286 [2022-03-15 15:22:17,417 INFO L226 Difference]: Without dead ends: 5286 [2022-03-15 15:22:17,417 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 816 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=753, Invalid=3407, Unknown=0, NotChecked=0, Total=4160 [2022-03-15 15:22:17,417 INFO L933 BasicCegarLoop]: 266 mSDtfsCounter, 2395 mSDsluCounter, 3820 mSDsCounter, 0 mSdLazyCounter, 3637 mSolverCounterSat, 157 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2395 SdHoareTripleChecker+Valid, 4081 SdHoareTripleChecker+Invalid, 3794 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 157 IncrementalHoareTripleChecker+Valid, 3637 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:22:17,418 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2395 Valid, 4081 Invalid, 3794 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [157 Valid, 3637 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:22:17,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5286 states. [2022-03-15 15:22:17,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5286 to 3759. [2022-03-15 15:22:17,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3759 states, 3744 states have (on average 1.9169337606837606) internal successors, (7177), 3758 states have internal predecessors, (7177), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:17,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3759 states to 3759 states and 7177 transitions. [2022-03-15 15:22:17,452 INFO L78 Accepts]: Start accepts. Automaton has 3759 states and 7177 transitions. Word has length 240 [2022-03-15 15:22:17,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:22:17,452 INFO L470 AbstractCegarLoop]: Abstraction has 3759 states and 7177 transitions. [2022-03-15 15:22:17,452 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.724137931034483) internal successors, (195), 30 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:17,452 INFO L276 IsEmpty]: Start isEmpty. Operand 3759 states and 7177 transitions. [2022-03-15 15:22:17,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2022-03-15 15:22:17,454 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:22:17,454 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:22:17,454 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable140 [2022-03-15 15:22:17,454 INFO L402 AbstractCegarLoop]: === Iteration 142 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:22:17,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:22:17,454 INFO L85 PathProgramCache]: Analyzing trace with hash 1009399071, now seen corresponding path program 8 times [2022-03-15 15:22:17,454 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:22:17,454 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430212422] [2022-03-15 15:22:17,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:22:17,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:22:17,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:22:17,974 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:22:17,974 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:22:17,975 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [430212422] [2022-03-15 15:22:17,975 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [430212422] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:22:17,975 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:22:17,975 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:22:17,975 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1753731698] [2022-03-15 15:22:17,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:22:17,975 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:22:17,975 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:22:17,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:22:17,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=751, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:22:17,975 INFO L87 Difference]: Start difference. First operand 3759 states and 7177 transitions. Second operand has 30 states, 29 states have (on average 6.724137931034483) internal successors, (195), 30 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:19,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:22:19,948 INFO L93 Difference]: Finished difference Result 5285 states and 10187 transitions. [2022-03-15 15:22:19,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-03-15 15:22:19,948 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.724137931034483) internal successors, (195), 30 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 240 [2022-03-15 15:22:19,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:22:19,954 INFO L225 Difference]: With dead ends: 5285 [2022-03-15 15:22:19,954 INFO L226 Difference]: Without dead ends: 5285 [2022-03-15 15:22:19,954 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 937 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=745, Invalid=3287, Unknown=0, NotChecked=0, Total=4032 [2022-03-15 15:22:19,954 INFO L933 BasicCegarLoop]: 269 mSDtfsCounter, 2266 mSDsluCounter, 3905 mSDsCounter, 0 mSdLazyCounter, 3416 mSolverCounterSat, 168 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2266 SdHoareTripleChecker+Valid, 4170 SdHoareTripleChecker+Invalid, 3584 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 168 IncrementalHoareTripleChecker+Valid, 3416 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:22:19,954 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2266 Valid, 4170 Invalid, 3584 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [168 Valid, 3416 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:22:19,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5285 states. [2022-03-15 15:22:19,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5285 to 3746. [2022-03-15 15:22:19,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3746 states, 3731 states have (on average 1.9166443312784776) internal successors, (7151), 3745 states have internal predecessors, (7151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:19,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3746 states to 3746 states and 7151 transitions. [2022-03-15 15:22:19,993 INFO L78 Accepts]: Start accepts. Automaton has 3746 states and 7151 transitions. Word has length 240 [2022-03-15 15:22:19,994 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:22:19,994 INFO L470 AbstractCegarLoop]: Abstraction has 3746 states and 7151 transitions. [2022-03-15 15:22:19,994 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.724137931034483) internal successors, (195), 30 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:19,994 INFO L276 IsEmpty]: Start isEmpty. Operand 3746 states and 7151 transitions. [2022-03-15 15:22:19,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2022-03-15 15:22:19,996 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:22:19,996 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:22:19,996 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable141 [2022-03-15 15:22:19,996 INFO L402 AbstractCegarLoop]: === Iteration 143 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:22:19,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:22:19,996 INFO L85 PathProgramCache]: Analyzing trace with hash -1567041379, now seen corresponding path program 9 times [2022-03-15 15:22:19,996 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:22:19,996 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2005669792] [2022-03-15 15:22:19,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:22:19,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:22:20,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:22:20,473 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:22:20,473 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:22:20,473 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2005669792] [2022-03-15 15:22:20,474 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2005669792] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:22:20,474 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:22:20,474 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:22:20,474 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593550101] [2022-03-15 15:22:20,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:22:20,474 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:22:20,474 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:22:20,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:22:20,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=750, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:22:20,474 INFO L87 Difference]: Start difference. First operand 3746 states and 7151 transitions. Second operand has 30 states, 29 states have (on average 6.724137931034483) internal successors, (195), 30 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:22,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:22:22,730 INFO L93 Difference]: Finished difference Result 5369 states and 10355 transitions. [2022-03-15 15:22:22,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-15 15:22:22,730 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.724137931034483) internal successors, (195), 30 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 240 [2022-03-15 15:22:22,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:22:22,736 INFO L225 Difference]: With dead ends: 5369 [2022-03-15 15:22:22,736 INFO L226 Difference]: Without dead ends: 5369 [2022-03-15 15:22:22,737 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1414 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=955, Invalid=4447, Unknown=0, NotChecked=0, Total=5402 [2022-03-15 15:22:22,737 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 2091 mSDsluCounter, 3447 mSDsCounter, 0 mSdLazyCounter, 3907 mSolverCounterSat, 179 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2091 SdHoareTripleChecker+Valid, 3775 SdHoareTripleChecker+Invalid, 4086 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 179 IncrementalHoareTripleChecker+Valid, 3907 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:22:22,737 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2091 Valid, 3775 Invalid, 4086 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [179 Valid, 3907 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:22:22,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5369 states. [2022-03-15 15:22:22,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5369 to 3685. [2022-03-15 15:22:22,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3685 states, 3670 states have (on average 1.915258855585831) internal successors, (7029), 3684 states have internal predecessors, (7029), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:22,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3685 states to 3685 states and 7029 transitions. [2022-03-15 15:22:22,781 INFO L78 Accepts]: Start accepts. Automaton has 3685 states and 7029 transitions. Word has length 240 [2022-03-15 15:22:22,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:22:22,781 INFO L470 AbstractCegarLoop]: Abstraction has 3685 states and 7029 transitions. [2022-03-15 15:22:22,781 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.724137931034483) internal successors, (195), 30 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:22,781 INFO L276 IsEmpty]: Start isEmpty. Operand 3685 states and 7029 transitions. [2022-03-15 15:22:22,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2022-03-15 15:22:22,783 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:22:22,783 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:22:22,783 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable142 [2022-03-15 15:22:22,783 INFO L402 AbstractCegarLoop]: === Iteration 144 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:22:22,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:22:22,783 INFO L85 PathProgramCache]: Analyzing trace with hash -1932096001, now seen corresponding path program 10 times [2022-03-15 15:22:22,783 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:22:22,783 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1052396256] [2022-03-15 15:22:22,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:22:22,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:22:22,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:22:23,334 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:22:23,334 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:22:23,334 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1052396256] [2022-03-15 15:22:23,334 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1052396256] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:22:23,334 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:22:23,334 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:22:23,334 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [435672119] [2022-03-15 15:22:23,334 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:22:23,334 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:22:23,334 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:22:23,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:22:23,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=750, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:22:23,335 INFO L87 Difference]: Start difference. First operand 3685 states and 7029 transitions. Second operand has 30 states, 29 states have (on average 6.724137931034483) internal successors, (195), 30 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:25,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:22:25,165 INFO L93 Difference]: Finished difference Result 6059 states and 11698 transitions. [2022-03-15 15:22:25,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-03-15 15:22:25,165 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.724137931034483) internal successors, (195), 30 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 240 [2022-03-15 15:22:25,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:22:25,172 INFO L225 Difference]: With dead ends: 6059 [2022-03-15 15:22:25,172 INFO L226 Difference]: Without dead ends: 6059 [2022-03-15 15:22:25,172 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 896 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=740, Invalid=3166, Unknown=0, NotChecked=0, Total=3906 [2022-03-15 15:22:25,173 INFO L933 BasicCegarLoop]: 319 mSDtfsCounter, 2094 mSDsluCounter, 3297 mSDsCounter, 0 mSdLazyCounter, 2879 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2094 SdHoareTripleChecker+Valid, 3611 SdHoareTripleChecker+Invalid, 3025 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 2879 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:22:25,173 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2094 Valid, 3611 Invalid, 3025 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 2879 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:22:25,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6059 states. [2022-03-15 15:22:25,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6059 to 3672. [2022-03-15 15:22:25,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3672 states, 3657 states have (on average 1.9149576155318566) internal successors, (7003), 3671 states have internal predecessors, (7003), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:25,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3672 states to 3672 states and 7003 transitions. [2022-03-15 15:22:25,216 INFO L78 Accepts]: Start accepts. Automaton has 3672 states and 7003 transitions. Word has length 240 [2022-03-15 15:22:25,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:22:25,217 INFO L470 AbstractCegarLoop]: Abstraction has 3672 states and 7003 transitions. [2022-03-15 15:22:25,217 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.724137931034483) internal successors, (195), 30 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:25,217 INFO L276 IsEmpty]: Start isEmpty. Operand 3672 states and 7003 transitions. [2022-03-15 15:22:25,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2022-03-15 15:22:25,219 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:22:25,219 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:22:25,219 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable143 [2022-03-15 15:22:25,219 INFO L402 AbstractCegarLoop]: === Iteration 145 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:22:25,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:22:25,219 INFO L85 PathProgramCache]: Analyzing trace with hash -1444708351, now seen corresponding path program 11 times [2022-03-15 15:22:25,219 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:22:25,219 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1388623937] [2022-03-15 15:22:25,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:22:25,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:22:25,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:22:25,984 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:22:25,984 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:22:25,984 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1388623937] [2022-03-15 15:22:25,984 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1388623937] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:22:25,984 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:22:25,984 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:22:25,984 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689563139] [2022-03-15 15:22:25,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:22:25,984 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:22:25,984 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:22:25,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:22:25,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=751, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:22:25,985 INFO L87 Difference]: Start difference. First operand 3672 states and 7003 transitions. Second operand has 30 states, 29 states have (on average 6.724137931034483) internal successors, (195), 30 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:27,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:22:27,968 INFO L93 Difference]: Finished difference Result 6058 states and 11696 transitions. [2022-03-15 15:22:27,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-03-15 15:22:27,969 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.724137931034483) internal successors, (195), 30 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 240 [2022-03-15 15:22:27,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:22:27,975 INFO L225 Difference]: With dead ends: 6058 [2022-03-15 15:22:27,975 INFO L226 Difference]: Without dead ends: 6058 [2022-03-15 15:22:27,975 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 924 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=775, Invalid=3257, Unknown=0, NotChecked=0, Total=4032 [2022-03-15 15:22:27,975 INFO L933 BasicCegarLoop]: 322 mSDtfsCounter, 2053 mSDsluCounter, 3637 mSDsCounter, 0 mSdLazyCounter, 3179 mSolverCounterSat, 162 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2053 SdHoareTripleChecker+Valid, 3953 SdHoareTripleChecker+Invalid, 3341 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 162 IncrementalHoareTripleChecker+Valid, 3179 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:22:27,975 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2053 Valid, 3953 Invalid, 3341 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [162 Valid, 3179 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:22:27,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6058 states. [2022-03-15 15:22:28,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6058 to 3659. [2022-03-15 15:22:28,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3659 states, 3644 states have (on average 1.9146542261251371) internal successors, (6977), 3658 states have internal predecessors, (6977), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:28,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3659 states to 3659 states and 6977 transitions. [2022-03-15 15:22:28,020 INFO L78 Accepts]: Start accepts. Automaton has 3659 states and 6977 transitions. Word has length 240 [2022-03-15 15:22:28,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:22:28,021 INFO L470 AbstractCegarLoop]: Abstraction has 3659 states and 6977 transitions. [2022-03-15 15:22:28,021 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.724137931034483) internal successors, (195), 30 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:28,021 INFO L276 IsEmpty]: Start isEmpty. Operand 3659 states and 6977 transitions. [2022-03-15 15:22:28,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2022-03-15 15:22:28,023 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:22:28,023 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:22:28,023 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable144 [2022-03-15 15:22:28,023 INFO L402 AbstractCegarLoop]: === Iteration 146 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:22:28,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:22:28,023 INFO L85 PathProgramCache]: Analyzing trace with hash 273818495, now seen corresponding path program 12 times [2022-03-15 15:22:28,023 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:22:28,023 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100892357] [2022-03-15 15:22:28,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:22:28,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:22:28,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:22:28,494 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:22:28,495 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:22:28,495 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2100892357] [2022-03-15 15:22:28,495 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2100892357] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:22:28,495 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:22:28,495 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:22:28,495 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [703852012] [2022-03-15 15:22:28,495 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:22:28,495 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:22:28,495 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:22:28,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:22:28,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=115, Invalid=755, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:22:28,496 INFO L87 Difference]: Start difference. First operand 3659 states and 6977 transitions. Second operand has 30 states, 29 states have (on average 6.724137931034483) internal successors, (195), 30 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:31,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:22:31,875 INFO L93 Difference]: Finished difference Result 6181 states and 11942 transitions. [2022-03-15 15:22:31,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-15 15:22:31,875 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.724137931034483) internal successors, (195), 30 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 240 [2022-03-15 15:22:31,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:22:31,889 INFO L225 Difference]: With dead ends: 6181 [2022-03-15 15:22:31,889 INFO L226 Difference]: Without dead ends: 6181 [2022-03-15 15:22:31,890 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1423 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=1062, Invalid=4790, Unknown=0, NotChecked=0, Total=5852 [2022-03-15 15:22:31,890 INFO L933 BasicCegarLoop]: 389 mSDtfsCounter, 2465 mSDsluCounter, 5436 mSDsCounter, 0 mSdLazyCounter, 5831 mSolverCounterSat, 210 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2465 SdHoareTripleChecker+Valid, 5819 SdHoareTripleChecker+Invalid, 6041 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 210 IncrementalHoareTripleChecker+Valid, 5831 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:22:31,890 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2465 Valid, 5819 Invalid, 6041 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [210 Valid, 5831 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-15 15:22:31,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6181 states. [2022-03-15 15:22:31,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6181 to 3574. [2022-03-15 15:22:31,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3574 states, 3559 states have (on average 1.9126159033436358) internal successors, (6807), 3573 states have internal predecessors, (6807), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:32,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3574 states to 3574 states and 6807 transitions. [2022-03-15 15:22:32,008 INFO L78 Accepts]: Start accepts. Automaton has 3574 states and 6807 transitions. Word has length 240 [2022-03-15 15:22:32,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:22:32,008 INFO L470 AbstractCegarLoop]: Abstraction has 3574 states and 6807 transitions. [2022-03-15 15:22:32,008 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.724137931034483) internal successors, (195), 30 states have internal predecessors, (195), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:32,008 INFO L276 IsEmpty]: Start isEmpty. Operand 3574 states and 6807 transitions. [2022-03-15 15:22:32,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2022-03-15 15:22:32,010 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:22:32,011 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:22:32,011 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable145 [2022-03-15 15:22:32,011 INFO L402 AbstractCegarLoop]: === Iteration 147 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:22:32,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:22:32,012 INFO L85 PathProgramCache]: Analyzing trace with hash -880008604, now seen corresponding path program 1 times [2022-03-15 15:22:32,012 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:22:32,012 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1183079088] [2022-03-15 15:22:32,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:22:32,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:22:32,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:22:32,103 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:22:32,103 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:22:32,103 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1183079088] [2022-03-15 15:22:32,103 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1183079088] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:22:32,103 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:22:32,103 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 15:22:32,103 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932363319] [2022-03-15 15:22:32,103 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:22:32,104 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 15:22:32,104 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:22:32,104 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 15:22:32,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 15:22:32,104 INFO L87 Difference]: Start difference. First operand 3574 states and 6807 transitions. Second operand has 6 states, 5 states have (on average 39.6) internal successors, (198), 6 states have internal predecessors, (198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:32,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:22:32,324 INFO L93 Difference]: Finished difference Result 3534 states and 6728 transitions. [2022-03-15 15:22:32,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 15:22:32,324 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 39.6) internal successors, (198), 6 states have internal predecessors, (198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 243 [2022-03-15 15:22:32,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:22:32,329 INFO L225 Difference]: With dead ends: 3534 [2022-03-15 15:22:32,329 INFO L226 Difference]: Without dead ends: 3534 [2022-03-15 15:22:32,329 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 15:22:32,329 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 102 mSDsluCounter, 272 mSDsCounter, 0 mSdLazyCounter, 268 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 603 SdHoareTripleChecker+Invalid, 321 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 268 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:22:32,329 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [102 Valid, 603 Invalid, 321 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 268 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 15:22:32,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3534 states. [2022-03-15 15:22:32,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3534 to 3534. [2022-03-15 15:22:32,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3534 states, 3521 states have (on average 1.9108207895484237) internal successors, (6728), 3533 states have internal predecessors, (6728), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:32,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3534 states to 3534 states and 6728 transitions. [2022-03-15 15:22:32,358 INFO L78 Accepts]: Start accepts. Automaton has 3534 states and 6728 transitions. Word has length 243 [2022-03-15 15:22:32,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:22:32,358 INFO L470 AbstractCegarLoop]: Abstraction has 3534 states and 6728 transitions. [2022-03-15 15:22:32,359 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 39.6) internal successors, (198), 6 states have internal predecessors, (198), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:32,359 INFO L276 IsEmpty]: Start isEmpty. Operand 3534 states and 6728 transitions. [2022-03-15 15:22:32,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2022-03-15 15:22:32,360 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:22:32,360 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:22:32,360 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable146 [2022-03-15 15:22:32,360 INFO L402 AbstractCegarLoop]: === Iteration 148 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:22:32,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:22:32,361 INFO L85 PathProgramCache]: Analyzing trace with hash 2146299635, now seen corresponding path program 1 times [2022-03-15 15:22:32,361 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:22:32,361 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [611503590] [2022-03-15 15:22:32,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:22:32,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:22:32,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:22:33,710 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:22:33,710 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:22:33,710 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [611503590] [2022-03-15 15:22:33,710 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [611503590] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:22:33,710 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:22:33,710 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:22:33,710 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975790683] [2022-03-15 15:22:33,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:22:33,711 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:22:33,711 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:22:33,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:22:33,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=1063, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:22:33,711 INFO L87 Difference]: Start difference. First operand 3534 states and 6728 transitions. Second operand has 35 states, 34 states have (on average 5.852941176470588) internal successors, (199), 35 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:40,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:22:40,936 INFO L93 Difference]: Finished difference Result 3896 states and 7408 transitions. [2022-03-15 15:22:40,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-15 15:22:40,937 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.852941176470588) internal successors, (199), 35 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 244 [2022-03-15 15:22:40,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:22:40,942 INFO L225 Difference]: With dead ends: 3896 [2022-03-15 15:22:40,942 INFO L226 Difference]: Without dead ends: 3896 [2022-03-15 15:22:40,942 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1718 ImplicationChecksByTransitivity, 5.9s TimeCoverageRelationStatistics Valid=1255, Invalid=5885, Unknown=0, NotChecked=0, Total=7140 [2022-03-15 15:22:40,942 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 2648 mSDsluCounter, 3591 mSDsCounter, 0 mSdLazyCounter, 3585 mSolverCounterSat, 238 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2648 SdHoareTripleChecker+Valid, 3849 SdHoareTripleChecker+Invalid, 3823 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 238 IncrementalHoareTripleChecker+Valid, 3585 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:22:40,942 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2648 Valid, 3849 Invalid, 3823 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [238 Valid, 3585 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-15 15:22:40,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3896 states. [2022-03-15 15:22:40,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3896 to 3554. [2022-03-15 15:22:40,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3554 states, 3541 states have (on average 1.9113244846088675) internal successors, (6768), 3553 states have internal predecessors, (6768), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:40,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3554 states to 3554 states and 6768 transitions. [2022-03-15 15:22:40,973 INFO L78 Accepts]: Start accepts. Automaton has 3554 states and 6768 transitions. Word has length 244 [2022-03-15 15:22:40,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:22:40,973 INFO L470 AbstractCegarLoop]: Abstraction has 3554 states and 6768 transitions. [2022-03-15 15:22:40,973 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.852941176470588) internal successors, (199), 35 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:40,974 INFO L276 IsEmpty]: Start isEmpty. Operand 3554 states and 6768 transitions. [2022-03-15 15:22:40,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2022-03-15 15:22:40,975 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:22:40,975 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:22:40,976 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable147 [2022-03-15 15:22:40,976 INFO L402 AbstractCegarLoop]: === Iteration 149 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:22:40,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:22:40,976 INFO L85 PathProgramCache]: Analyzing trace with hash 2075046739, now seen corresponding path program 2 times [2022-03-15 15:22:40,976 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:22:40,976 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [928361068] [2022-03-15 15:22:40,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:22:40,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:22:41,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:22:42,395 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:22:42,395 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:22:42,395 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [928361068] [2022-03-15 15:22:42,395 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [928361068] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:22:42,395 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:22:42,395 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:22:42,395 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2099349165] [2022-03-15 15:22:42,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:22:42,396 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:22:42,396 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:22:42,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:22:42,396 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=1088, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:22:42,396 INFO L87 Difference]: Start difference. First operand 3554 states and 6768 transitions. Second operand has 35 states, 34 states have (on average 5.852941176470588) internal successors, (199), 35 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:48,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:22:48,706 INFO L93 Difference]: Finished difference Result 3953 states and 7521 transitions. [2022-03-15 15:22:48,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-15 15:22:48,706 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.852941176470588) internal successors, (199), 35 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 244 [2022-03-15 15:22:48,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:22:48,712 INFO L225 Difference]: With dead ends: 3953 [2022-03-15 15:22:48,712 INFO L226 Difference]: Without dead ends: 3953 [2022-03-15 15:22:48,712 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1590 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=1269, Invalid=6041, Unknown=0, NotChecked=0, Total=7310 [2022-03-15 15:22:48,713 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 2496 mSDsluCounter, 4882 mSDsCounter, 0 mSdLazyCounter, 4703 mSolverCounterSat, 249 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2496 SdHoareTripleChecker+Valid, 5140 SdHoareTripleChecker+Invalid, 4952 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 249 IncrementalHoareTripleChecker+Valid, 4703 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:22:48,713 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2496 Valid, 5140 Invalid, 4952 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [249 Valid, 4703 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-15 15:22:48,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3953 states. [2022-03-15 15:22:48,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3953 to 3560. [2022-03-15 15:22:48,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3560 states, 3547 states have (on average 1.911474485480688) internal successors, (6780), 3559 states have internal predecessors, (6780), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:48,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3560 states to 3560 states and 6780 transitions. [2022-03-15 15:22:48,780 INFO L78 Accepts]: Start accepts. Automaton has 3560 states and 6780 transitions. Word has length 244 [2022-03-15 15:22:48,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:22:48,781 INFO L470 AbstractCegarLoop]: Abstraction has 3560 states and 6780 transitions. [2022-03-15 15:22:48,781 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.852941176470588) internal successors, (199), 35 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:48,781 INFO L276 IsEmpty]: Start isEmpty. Operand 3560 states and 6780 transitions. [2022-03-15 15:22:48,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2022-03-15 15:22:48,784 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:22:48,784 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:22:48,784 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable148 [2022-03-15 15:22:48,784 INFO L402 AbstractCegarLoop]: === Iteration 150 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:22:48,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:22:48,785 INFO L85 PathProgramCache]: Analyzing trace with hash 533752953, now seen corresponding path program 3 times [2022-03-15 15:22:48,785 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:22:48,785 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [714579740] [2022-03-15 15:22:48,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:22:48,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:22:48,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:22:49,983 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:22:49,983 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:22:49,983 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [714579740] [2022-03-15 15:22:49,983 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [714579740] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:22:49,983 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:22:49,983 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:22:49,983 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [456536599] [2022-03-15 15:22:49,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:22:49,983 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:22:49,984 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:22:49,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:22:49,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1090, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:22:49,984 INFO L87 Difference]: Start difference. First operand 3560 states and 6780 transitions. Second operand has 35 states, 34 states have (on average 5.852941176470588) internal successors, (199), 35 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:57,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:22:57,288 INFO L93 Difference]: Finished difference Result 3937 states and 7489 transitions. [2022-03-15 15:22:57,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-15 15:22:57,288 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.852941176470588) internal successors, (199), 35 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 244 [2022-03-15 15:22:57,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:22:57,293 INFO L225 Difference]: With dead ends: 3937 [2022-03-15 15:22:57,293 INFO L226 Difference]: Without dead ends: 3937 [2022-03-15 15:22:57,294 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1693 ImplicationChecksByTransitivity, 5.8s TimeCoverageRelationStatistics Valid=1367, Invalid=6289, Unknown=0, NotChecked=0, Total=7656 [2022-03-15 15:22:57,294 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 3061 mSDsluCounter, 3876 mSDsCounter, 0 mSdLazyCounter, 3806 mSolverCounterSat, 296 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3061 SdHoareTripleChecker+Valid, 4134 SdHoareTripleChecker+Invalid, 4102 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 296 IncrementalHoareTripleChecker+Valid, 3806 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:22:57,294 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3061 Valid, 4134 Invalid, 4102 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [296 Valid, 3806 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-15 15:22:57,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3937 states. [2022-03-15 15:22:57,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3937 to 3566. [2022-03-15 15:22:57,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3566 states, 3553 states have (on average 1.9116239797354349) internal successors, (6792), 3565 states have internal predecessors, (6792), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:57,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3566 states to 3566 states and 6792 transitions. [2022-03-15 15:22:57,325 INFO L78 Accepts]: Start accepts. Automaton has 3566 states and 6792 transitions. Word has length 244 [2022-03-15 15:22:57,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:22:57,325 INFO L470 AbstractCegarLoop]: Abstraction has 3566 states and 6792 transitions. [2022-03-15 15:22:57,325 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.852941176470588) internal successors, (199), 35 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:57,325 INFO L276 IsEmpty]: Start isEmpty. Operand 3566 states and 6792 transitions. [2022-03-15 15:22:57,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2022-03-15 15:22:57,327 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:22:57,327 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:22:57,327 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable149 [2022-03-15 15:22:57,327 INFO L402 AbstractCegarLoop]: === Iteration 151 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:22:57,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:22:57,328 INFO L85 PathProgramCache]: Analyzing trace with hash 22750529, now seen corresponding path program 4 times [2022-03-15 15:22:57,328 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:22:57,328 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [248058434] [2022-03-15 15:22:57,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:22:57,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:22:57,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:22:58,744 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:22:58,744 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:22:58,744 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [248058434] [2022-03-15 15:22:58,744 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [248058434] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:22:58,744 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:22:58,744 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:22:58,744 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453333685] [2022-03-15 15:22:58,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:22:58,744 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:22:58,744 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:22:58,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:22:58,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1092, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:22:58,745 INFO L87 Difference]: Start difference. First operand 3566 states and 6792 transitions. Second operand has 35 states, 34 states have (on average 5.852941176470588) internal successors, (199), 35 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:23:07,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:23:07,418 INFO L93 Difference]: Finished difference Result 3944 states and 7502 transitions. [2022-03-15 15:23:07,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-03-15 15:23:07,419 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.852941176470588) internal successors, (199), 35 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 244 [2022-03-15 15:23:07,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:23:07,436 INFO L225 Difference]: With dead ends: 3944 [2022-03-15 15:23:07,436 INFO L226 Difference]: Without dead ends: 3944 [2022-03-15 15:23:07,437 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 90 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1899 ImplicationChecksByTransitivity, 6.7s TimeCoverageRelationStatistics Valid=1521, Invalid=6851, Unknown=0, NotChecked=0, Total=8372 [2022-03-15 15:23:07,437 INFO L933 BasicCegarLoop]: 261 mSDtfsCounter, 3023 mSDsluCounter, 4922 mSDsCounter, 0 mSdLazyCounter, 4920 mSolverCounterSat, 291 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3023 SdHoareTripleChecker+Valid, 5178 SdHoareTripleChecker+Invalid, 5211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 291 IncrementalHoareTripleChecker+Valid, 4920 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:23:07,437 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3023 Valid, 5178 Invalid, 5211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [291 Valid, 4920 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-03-15 15:23:07,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3944 states. [2022-03-15 15:23:07,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3944 to 3574. [2022-03-15 15:23:07,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3574 states, 3561 states have (on average 1.9118225217635496) internal successors, (6808), 3573 states have internal predecessors, (6808), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:23:07,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3574 states to 3574 states and 6808 transitions. [2022-03-15 15:23:07,502 INFO L78 Accepts]: Start accepts. Automaton has 3574 states and 6808 transitions. Word has length 244 [2022-03-15 15:23:07,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:23:07,502 INFO L470 AbstractCegarLoop]: Abstraction has 3574 states and 6808 transitions. [2022-03-15 15:23:07,502 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.852941176470588) internal successors, (199), 35 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:23:07,502 INFO L276 IsEmpty]: Start isEmpty. Operand 3574 states and 6808 transitions. [2022-03-15 15:23:07,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2022-03-15 15:23:07,504 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:23:07,504 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:23:07,504 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable150 [2022-03-15 15:23:07,504 INFO L402 AbstractCegarLoop]: === Iteration 152 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:23:07,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:23:07,505 INFO L85 PathProgramCache]: Analyzing trace with hash -1327377455, now seen corresponding path program 5 times [2022-03-15 15:23:07,505 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:23:07,505 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1934446422] [2022-03-15 15:23:07,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:23:07,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:23:07,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:23:08,863 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:23:08,863 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:23:08,864 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1934446422] [2022-03-15 15:23:08,864 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1934446422] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:23:08,864 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:23:08,864 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:23:08,864 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [613457054] [2022-03-15 15:23:08,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:23:08,864 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:23:08,864 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:23:08,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:23:08,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=1088, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:23:08,865 INFO L87 Difference]: Start difference. First operand 3574 states and 6808 transitions. Second operand has 35 states, 34 states have (on average 5.852941176470588) internal successors, (199), 35 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:23:15,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:23:15,936 INFO L93 Difference]: Finished difference Result 4000 states and 7614 transitions. [2022-03-15 15:23:15,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-15 15:23:15,937 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.852941176470588) internal successors, (199), 35 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 244 [2022-03-15 15:23:15,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:23:15,941 INFO L225 Difference]: With dead ends: 4000 [2022-03-15 15:23:15,941 INFO L226 Difference]: Without dead ends: 4000 [2022-03-15 15:23:15,942 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1546 ImplicationChecksByTransitivity, 5.6s TimeCoverageRelationStatistics Valid=1198, Invalid=5774, Unknown=0, NotChecked=0, Total=6972 [2022-03-15 15:23:15,942 INFO L933 BasicCegarLoop]: 251 mSDtfsCounter, 2843 mSDsluCounter, 3909 mSDsCounter, 0 mSdLazyCounter, 3849 mSolverCounterSat, 292 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2843 SdHoareTripleChecker+Valid, 4156 SdHoareTripleChecker+Invalid, 4141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 292 IncrementalHoareTripleChecker+Valid, 3849 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:23:15,942 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2843 Valid, 4156 Invalid, 4141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [292 Valid, 3849 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-15 15:23:15,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4000 states. [2022-03-15 15:23:15,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4000 to 3586. [2022-03-15 15:23:15,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3586 states, 3573 states have (on average 1.9121186677861741) internal successors, (6832), 3585 states have internal predecessors, (6832), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:23:15,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3586 states to 3586 states and 6832 transitions. [2022-03-15 15:23:15,975 INFO L78 Accepts]: Start accepts. Automaton has 3586 states and 6832 transitions. Word has length 244 [2022-03-15 15:23:15,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:23:15,975 INFO L470 AbstractCegarLoop]: Abstraction has 3586 states and 6832 transitions. [2022-03-15 15:23:15,975 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.852941176470588) internal successors, (199), 35 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:23:15,975 INFO L276 IsEmpty]: Start isEmpty. Operand 3586 states and 6832 transitions. [2022-03-15 15:23:15,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2022-03-15 15:23:15,977 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:23:15,977 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:23:15,977 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable151 [2022-03-15 15:23:15,977 INFO L402 AbstractCegarLoop]: === Iteration 153 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:23:15,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:23:15,977 INFO L85 PathProgramCache]: Analyzing trace with hash 1426296055, now seen corresponding path program 6 times [2022-03-15 15:23:15,977 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:23:15,977 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1747468670] [2022-03-15 15:23:15,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:23:15,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:23:16,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:23:17,306 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:23:17,306 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:23:17,306 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1747468670] [2022-03-15 15:23:17,306 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1747468670] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:23:17,307 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:23:17,307 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:23:17,307 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [550116137] [2022-03-15 15:23:17,307 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:23:17,307 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:23:17,307 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:23:17,307 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:23:17,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=1071, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:23:17,307 INFO L87 Difference]: Start difference. First operand 3586 states and 6832 transitions. Second operand has 35 states, 34 states have (on average 5.852941176470588) internal successors, (199), 35 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:23:23,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:23:23,012 INFO L93 Difference]: Finished difference Result 4035 states and 7683 transitions. [2022-03-15 15:23:23,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-15 15:23:23,012 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.852941176470588) internal successors, (199), 35 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 244 [2022-03-15 15:23:23,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:23:23,016 INFO L225 Difference]: With dead ends: 4035 [2022-03-15 15:23:23,016 INFO L226 Difference]: Without dead ends: 4035 [2022-03-15 15:23:23,017 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1774 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=1309, Invalid=6001, Unknown=0, NotChecked=0, Total=7310 [2022-03-15 15:23:23,017 INFO L933 BasicCegarLoop]: 250 mSDtfsCounter, 2756 mSDsluCounter, 3710 mSDsCounter, 0 mSdLazyCounter, 3864 mSolverCounterSat, 287 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2756 SdHoareTripleChecker+Valid, 3956 SdHoareTripleChecker+Invalid, 4151 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 287 IncrementalHoareTripleChecker+Valid, 3864 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:23:23,017 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2756 Valid, 3956 Invalid, 4151 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [287 Valid, 3864 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-15 15:23:23,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4035 states. [2022-03-15 15:23:23,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4035 to 3592. [2022-03-15 15:23:23,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3592 states, 3579 states have (on average 1.9122659960882928) internal successors, (6844), 3591 states have internal predecessors, (6844), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:23:23,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3592 states to 3592 states and 6844 transitions. [2022-03-15 15:23:23,052 INFO L78 Accepts]: Start accepts. Automaton has 3592 states and 6844 transitions. Word has length 244 [2022-03-15 15:23:23,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:23:23,053 INFO L470 AbstractCegarLoop]: Abstraction has 3592 states and 6844 transitions. [2022-03-15 15:23:23,053 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.852941176470588) internal successors, (199), 35 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:23:23,053 INFO L276 IsEmpty]: Start isEmpty. Operand 3592 states and 6844 transitions. [2022-03-15 15:23:23,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2022-03-15 15:23:23,055 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:23:23,055 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:23:23,055 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable152 [2022-03-15 15:23:23,055 INFO L402 AbstractCegarLoop]: === Iteration 154 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:23:23,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:23:23,055 INFO L85 PathProgramCache]: Analyzing trace with hash 915293631, now seen corresponding path program 7 times [2022-03-15 15:23:23,055 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:23:23,055 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1337424517] [2022-03-15 15:23:23,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:23:23,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:23:23,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:23:24,387 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:23:24,387 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:23:24,387 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1337424517] [2022-03-15 15:23:24,387 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1337424517] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:23:24,387 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:23:24,387 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [35] imperfect sequences [] total 35 [2022-03-15 15:23:24,387 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1515934312] [2022-03-15 15:23:24,387 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:23:24,387 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2022-03-15 15:23:24,387 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:23:24,388 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2022-03-15 15:23:24,388 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=121, Invalid=1139, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 15:23:24,388 INFO L87 Difference]: Start difference. First operand 3592 states and 6844 transitions. Second operand has 36 states, 35 states have (on average 5.685714285714286) internal successors, (199), 36 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:23:32,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:23:32,781 INFO L93 Difference]: Finished difference Result 4042 states and 7696 transitions. [2022-03-15 15:23:32,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-03-15 15:23:32,782 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 35 states have (on average 5.685714285714286) internal successors, (199), 36 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 244 [2022-03-15 15:23:32,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:23:32,786 INFO L225 Difference]: With dead ends: 4042 [2022-03-15 15:23:32,786 INFO L226 Difference]: Without dead ends: 4042 [2022-03-15 15:23:32,787 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2009 ImplicationChecksByTransitivity, 6.3s TimeCoverageRelationStatistics Valid=1460, Invalid=6730, Unknown=0, NotChecked=0, Total=8190 [2022-03-15 15:23:32,787 INFO L933 BasicCegarLoop]: 258 mSDtfsCounter, 2598 mSDsluCounter, 4822 mSDsCounter, 0 mSdLazyCounter, 5297 mSolverCounterSat, 268 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2598 SdHoareTripleChecker+Valid, 5075 SdHoareTripleChecker+Invalid, 5565 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 268 IncrementalHoareTripleChecker+Valid, 5297 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:23:32,787 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2598 Valid, 5075 Invalid, 5565 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [268 Valid, 5297 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-03-15 15:23:32,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4042 states. [2022-03-15 15:23:32,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4042 to 3580. [2022-03-15 15:23:32,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3580 states, 3567 states have (on average 1.9119708438463694) internal successors, (6820), 3579 states have internal predecessors, (6820), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:23:32,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3580 states to 3580 states and 6820 transitions. [2022-03-15 15:23:32,816 INFO L78 Accepts]: Start accepts. Automaton has 3580 states and 6820 transitions. Word has length 244 [2022-03-15 15:23:32,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:23:32,816 INFO L470 AbstractCegarLoop]: Abstraction has 3580 states and 6820 transitions. [2022-03-15 15:23:32,816 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 35 states have (on average 5.685714285714286) internal successors, (199), 36 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:23:32,816 INFO L276 IsEmpty]: Start isEmpty. Operand 3580 states and 6820 transitions. [2022-03-15 15:23:32,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2022-03-15 15:23:32,818 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:23:32,818 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:23:32,818 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable153 [2022-03-15 15:23:32,818 INFO L402 AbstractCegarLoop]: === Iteration 155 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:23:32,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:23:32,819 INFO L85 PathProgramCache]: Analyzing trace with hash 339760081, now seen corresponding path program 8 times [2022-03-15 15:23:32,819 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:23:32,819 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673815190] [2022-03-15 15:23:32,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:23:32,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:23:32,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:23:33,988 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:23:33,988 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:23:33,988 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [673815190] [2022-03-15 15:23:33,988 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [673815190] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:23:33,988 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:23:33,988 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:23:33,988 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1570919841] [2022-03-15 15:23:33,988 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:23:33,988 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:23:33,988 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:23:33,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:23:33,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=1070, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:23:33,989 INFO L87 Difference]: Start difference. First operand 3580 states and 6820 transitions. Second operand has 35 states, 34 states have (on average 5.852941176470588) internal successors, (199), 35 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:23:39,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:23:39,096 INFO L93 Difference]: Finished difference Result 3977 states and 7568 transitions. [2022-03-15 15:23:39,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-15 15:23:39,096 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.852941176470588) internal successors, (199), 35 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 244 [2022-03-15 15:23:39,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:23:39,100 INFO L225 Difference]: With dead ends: 3977 [2022-03-15 15:23:39,100 INFO L226 Difference]: Without dead ends: 3977 [2022-03-15 15:23:39,100 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1775 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=1309, Invalid=6001, Unknown=0, NotChecked=0, Total=7310 [2022-03-15 15:23:39,101 INFO L933 BasicCegarLoop]: 249 mSDtfsCounter, 2718 mSDsluCounter, 3976 mSDsCounter, 0 mSdLazyCounter, 4024 mSolverCounterSat, 258 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2718 SdHoareTripleChecker+Valid, 4220 SdHoareTripleChecker+Invalid, 4282 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 258 IncrementalHoareTripleChecker+Valid, 4024 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:23:39,101 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2718 Valid, 4220 Invalid, 4282 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [258 Valid, 4024 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:23:39,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3977 states. [2022-03-15 15:23:39,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3977 to 3592. [2022-03-15 15:23:39,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3592 states, 3579 states have (on average 1.9122659960882928) internal successors, (6844), 3591 states have internal predecessors, (6844), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:23:39,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3592 states to 3592 states and 6844 transitions. [2022-03-15 15:23:39,131 INFO L78 Accepts]: Start accepts. Automaton has 3592 states and 6844 transitions. Word has length 244 [2022-03-15 15:23:39,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:23:39,131 INFO L470 AbstractCegarLoop]: Abstraction has 3592 states and 6844 transitions. [2022-03-15 15:23:39,131 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.852941176470588) internal successors, (199), 35 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:23:39,131 INFO L276 IsEmpty]: Start isEmpty. Operand 3592 states and 6844 transitions. [2022-03-15 15:23:39,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2022-03-15 15:23:39,133 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:23:39,133 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:23:39,133 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable154 [2022-03-15 15:23:39,133 INFO L402 AbstractCegarLoop]: === Iteration 156 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:23:39,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:23:39,133 INFO L85 PathProgramCache]: Analyzing trace with hash -171242343, now seen corresponding path program 9 times [2022-03-15 15:23:39,133 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:23:39,134 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1854110118] [2022-03-15 15:23:39,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:23:39,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:23:39,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:23:40,050 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:23:40,050 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:23:40,050 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1854110118] [2022-03-15 15:23:40,051 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1854110118] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:23:40,051 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:23:40,051 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:23:40,051 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [135597390] [2022-03-15 15:23:40,051 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:23:40,051 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:23:40,051 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:23:40,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:23:40,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=1073, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:23:40,051 INFO L87 Difference]: Start difference. First operand 3592 states and 6844 transitions. Second operand has 35 states, 34 states have (on average 5.852941176470588) internal successors, (199), 35 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:23:48,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:23:48,275 INFO L93 Difference]: Finished difference Result 4014 states and 7640 transitions. [2022-03-15 15:23:48,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-03-15 15:23:48,275 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.852941176470588) internal successors, (199), 35 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 244 [2022-03-15 15:23:48,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:23:48,279 INFO L225 Difference]: With dead ends: 4014 [2022-03-15 15:23:48,279 INFO L226 Difference]: Without dead ends: 4014 [2022-03-15 15:23:48,280 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 90 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2093 ImplicationChecksByTransitivity, 6.4s TimeCoverageRelationStatistics Valid=1545, Invalid=6827, Unknown=0, NotChecked=0, Total=8372 [2022-03-15 15:23:48,280 INFO L933 BasicCegarLoop]: 257 mSDtfsCounter, 3025 mSDsluCounter, 3786 mSDsCounter, 0 mSdLazyCounter, 4177 mSolverCounterSat, 294 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3025 SdHoareTripleChecker+Valid, 4038 SdHoareTripleChecker+Invalid, 4471 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 294 IncrementalHoareTripleChecker+Valid, 4177 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:23:48,280 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3025 Valid, 4038 Invalid, 4471 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [294 Valid, 4177 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-15 15:23:48,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4014 states. [2022-03-15 15:23:48,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4014 to 3586. [2022-03-15 15:23:48,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3586 states, 3573 states have (on average 1.9121186677861741) internal successors, (6832), 3585 states have internal predecessors, (6832), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:23:48,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3586 states to 3586 states and 6832 transitions. [2022-03-15 15:23:48,313 INFO L78 Accepts]: Start accepts. Automaton has 3586 states and 6832 transitions. Word has length 244 [2022-03-15 15:23:48,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:23:48,313 INFO L470 AbstractCegarLoop]: Abstraction has 3586 states and 6832 transitions. [2022-03-15 15:23:48,313 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.852941176470588) internal successors, (199), 35 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:23:48,313 INFO L276 IsEmpty]: Start isEmpty. Operand 3586 states and 6832 transitions. [2022-03-15 15:23:48,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2022-03-15 15:23:48,315 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:23:48,315 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:23:48,315 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable155 [2022-03-15 15:23:48,315 INFO L402 AbstractCegarLoop]: === Iteration 157 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:23:48,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:23:48,316 INFO L85 PathProgramCache]: Analyzing trace with hash -868661645, now seen corresponding path program 10 times [2022-03-15 15:23:48,316 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:23:48,316 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838491773] [2022-03-15 15:23:48,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:23:48,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:23:48,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:23:49,709 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:23:49,709 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:23:49,709 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1838491773] [2022-03-15 15:23:49,709 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1838491773] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:23:49,709 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:23:49,709 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [35] imperfect sequences [] total 35 [2022-03-15 15:23:49,709 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [700189212] [2022-03-15 15:23:49,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:23:49,710 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2022-03-15 15:23:49,710 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:23:49,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2022-03-15 15:23:49,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=123, Invalid=1137, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 15:23:49,710 INFO L87 Difference]: Start difference. First operand 3586 states and 6832 transitions. Second operand has 36 states, 35 states have (on average 5.685714285714286) internal successors, (199), 36 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:23:57,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:23:57,437 INFO L93 Difference]: Finished difference Result 3992 states and 7596 transitions. [2022-03-15 15:23:57,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-03-15 15:23:57,437 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 35 states have (on average 5.685714285714286) internal successors, (199), 36 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 244 [2022-03-15 15:23:57,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:23:57,440 INFO L225 Difference]: With dead ends: 3992 [2022-03-15 15:23:57,440 INFO L226 Difference]: Without dead ends: 3992 [2022-03-15 15:23:57,441 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 93 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2265 ImplicationChecksByTransitivity, 6.2s TimeCoverageRelationStatistics Valid=1624, Invalid=7306, Unknown=0, NotChecked=0, Total=8930 [2022-03-15 15:23:57,441 INFO L933 BasicCegarLoop]: 256 mSDtfsCounter, 2541 mSDsluCounter, 4214 mSDsCounter, 0 mSdLazyCounter, 4182 mSolverCounterSat, 325 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2541 SdHoareTripleChecker+Valid, 4465 SdHoareTripleChecker+Invalid, 4507 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 325 IncrementalHoareTripleChecker+Valid, 4182 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:23:57,441 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2541 Valid, 4465 Invalid, 4507 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [325 Valid, 4182 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-15 15:23:57,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3992 states. [2022-03-15 15:23:57,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3992 to 3594. [2022-03-15 15:23:57,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3594 states, 3581 states have (on average 1.912314995811226) internal successors, (6848), 3593 states have internal predecessors, (6848), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:23:57,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3594 states to 3594 states and 6848 transitions. [2022-03-15 15:23:57,488 INFO L78 Accepts]: Start accepts. Automaton has 3594 states and 6848 transitions. Word has length 244 [2022-03-15 15:23:57,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:23:57,498 INFO L470 AbstractCegarLoop]: Abstraction has 3594 states and 6848 transitions. [2022-03-15 15:23:57,498 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 35 states have (on average 5.685714285714286) internal successors, (199), 36 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:23:57,498 INFO L276 IsEmpty]: Start isEmpty. Operand 3594 states and 6848 transitions. [2022-03-15 15:23:57,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2022-03-15 15:23:57,501 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:23:57,501 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:23:57,501 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable156 [2022-03-15 15:23:57,501 INFO L402 AbstractCegarLoop]: === Iteration 158 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:23:57,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:23:57,501 INFO L85 PathProgramCache]: Analyzing trace with hash -2069723659, now seen corresponding path program 11 times [2022-03-15 15:23:57,501 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:23:57,501 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1779427473] [2022-03-15 15:23:57,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:23:57,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:23:57,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:23:58,486 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:23:58,486 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:23:58,486 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1779427473] [2022-03-15 15:23:58,486 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1779427473] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:23:58,486 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:23:58,486 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:23:58,486 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1121167619] [2022-03-15 15:23:58,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:23:58,486 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:23:58,487 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:23:58,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:23:58,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=123, Invalid=1067, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:23:58,487 INFO L87 Difference]: Start difference. First operand 3594 states and 6848 transitions. Second operand has 35 states, 34 states have (on average 5.852941176470588) internal successors, (199), 35 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:24:02,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:24:02,794 INFO L93 Difference]: Finished difference Result 4043 states and 7699 transitions. [2022-03-15 15:24:02,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-15 15:24:02,794 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.852941176470588) internal successors, (199), 35 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 244 [2022-03-15 15:24:02,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:24:02,799 INFO L225 Difference]: With dead ends: 4043 [2022-03-15 15:24:02,799 INFO L226 Difference]: Without dead ends: 4043 [2022-03-15 15:24:02,799 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1574 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=1151, Invalid=5491, Unknown=0, NotChecked=0, Total=6642 [2022-03-15 15:24:02,800 INFO L933 BasicCegarLoop]: 239 mSDtfsCounter, 2841 mSDsluCounter, 2715 mSDsCounter, 0 mSdLazyCounter, 2818 mSolverCounterSat, 281 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2841 SdHoareTripleChecker+Valid, 2950 SdHoareTripleChecker+Invalid, 3099 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 281 IncrementalHoareTripleChecker+Valid, 2818 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:24:02,800 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2841 Valid, 2950 Invalid, 3099 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [281 Valid, 2818 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:24:02,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4043 states. [2022-03-15 15:24:02,828 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4043 to 3612. [2022-03-15 15:24:02,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3612 states, 3599 states have (on average 1.9127535426507363) internal successors, (6884), 3611 states have internal predecessors, (6884), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:24:02,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3612 states to 3612 states and 6884 transitions. [2022-03-15 15:24:02,834 INFO L78 Accepts]: Start accepts. Automaton has 3612 states and 6884 transitions. Word has length 244 [2022-03-15 15:24:02,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:24:02,834 INFO L470 AbstractCegarLoop]: Abstraction has 3612 states and 6884 transitions. [2022-03-15 15:24:02,834 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.852941176470588) internal successors, (199), 35 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:24:02,834 INFO L276 IsEmpty]: Start isEmpty. Operand 3612 states and 6884 transitions. [2022-03-15 15:24:02,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2022-03-15 15:24:02,836 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:24:02,836 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:24:02,836 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable157 [2022-03-15 15:24:02,836 INFO L402 AbstractCegarLoop]: === Iteration 159 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:24:02,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:24:02,836 INFO L85 PathProgramCache]: Analyzing trace with hash 683949851, now seen corresponding path program 12 times [2022-03-15 15:24:02,837 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:24:02,837 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [769641770] [2022-03-15 15:24:02,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:24:02,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:24:02,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:24:03,892 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:24:03,892 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:24:03,892 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [769641770] [2022-03-15 15:24:03,892 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [769641770] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:24:03,892 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:24:03,892 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:24:03,892 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [930963538] [2022-03-15 15:24:03,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:24:03,893 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:24:03,893 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:24:03,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:24:03,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1092, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:24:03,893 INFO L87 Difference]: Start difference. First operand 3612 states and 6884 transitions. Second operand has 35 states, 34 states have (on average 5.852941176470588) internal successors, (199), 35 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:24:09,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:24:09,637 INFO L93 Difference]: Finished difference Result 4078 states and 7768 transitions. [2022-03-15 15:24:09,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-15 15:24:09,638 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.852941176470588) internal successors, (199), 35 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 244 [2022-03-15 15:24:09,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:24:09,643 INFO L225 Difference]: With dead ends: 4078 [2022-03-15 15:24:09,643 INFO L226 Difference]: Without dead ends: 4078 [2022-03-15 15:24:09,643 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1495 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=1214, Invalid=5758, Unknown=0, NotChecked=0, Total=6972 [2022-03-15 15:24:09,644 INFO L933 BasicCegarLoop]: 238 mSDtfsCounter, 2907 mSDsluCounter, 3918 mSDsCounter, 0 mSdLazyCounter, 3812 mSolverCounterSat, 305 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2907 SdHoareTripleChecker+Valid, 4151 SdHoareTripleChecker+Invalid, 4117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 305 IncrementalHoareTripleChecker+Valid, 3812 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:24:09,644 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2907 Valid, 4151 Invalid, 4117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [305 Valid, 3812 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:24:09,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4078 states. [2022-03-15 15:24:09,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4078 to 3618. [2022-03-15 15:24:09,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3618 states, 3605 states have (on average 1.9128987517337033) internal successors, (6896), 3617 states have internal predecessors, (6896), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:24:09,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3618 states to 3618 states and 6896 transitions. [2022-03-15 15:24:09,695 INFO L78 Accepts]: Start accepts. Automaton has 3618 states and 6896 transitions. Word has length 244 [2022-03-15 15:24:09,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:24:09,695 INFO L470 AbstractCegarLoop]: Abstraction has 3618 states and 6896 transitions. [2022-03-15 15:24:09,695 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.852941176470588) internal successors, (199), 35 states have internal predecessors, (199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:24:09,695 INFO L276 IsEmpty]: Start isEmpty. Operand 3618 states and 6896 transitions. [2022-03-15 15:24:09,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 245 [2022-03-15 15:24:09,697 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:24:09,697 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:24:09,697 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable158 [2022-03-15 15:24:09,698 INFO L402 AbstractCegarLoop]: === Iteration 160 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:24:09,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:24:09,698 INFO L85 PathProgramCache]: Analyzing trace with hash 172947427, now seen corresponding path program 13 times [2022-03-15 15:24:09,698 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:24:09,698 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [510798033] [2022-03-15 15:24:09,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:24:09,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:24:09,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:24:10,992 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:24:10,993 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:24:10,993 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [510798033] [2022-03-15 15:24:10,993 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [510798033] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:24:10,993 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:24:10,993 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [35] imperfect sequences [] total 35 [2022-03-15 15:24:10,993 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747818167] [2022-03-15 15:24:10,993 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:24:10,993 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2022-03-15 15:24:10,993 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:24:10,993 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2022-03-15 15:24:10,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=1138, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 15:24:10,994 INFO L87 Difference]: Start difference. First operand 3618 states and 6896 transitions. Second operand has 36 states, 35 states have (on average 5.685714285714286) internal successors, (199), 36 states have internal predecessors, (199), 0 states have call successors, (0), 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 15:24:15,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-03-15 15:24:15,121 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 884 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=792, Invalid=3630, Unknown=0, NotChecked=0, Total=4422 [2022-03-15 15:24:15,121 INFO L933 BasicCegarLoop]: 165 mSDtfsCounter, 1510 mSDsluCounter, 2468 mSDsCounter, 0 mSdLazyCounter, 2992 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1510 SdHoareTripleChecker+Valid, 2628 SdHoareTripleChecker+Invalid, 3183 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 2992 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:24:15,121 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1510 Valid, 2628 Invalid, 3183 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 2992 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:24:15,121 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr1ASSERT_VIOLATIONDATA_RACE (24 of 25 remaining) [2022-03-15 15:24:15,122 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable159 [2022-03-15 15:24:15,122 WARN L594 AbstractCegarLoop]: Verification canceled: while BasicCegarLoop was constructing difference of abstraction (3618states) and FLOYD_HOARE automaton (currently 36 states, 36 states before enhancement),while ReachableStatesComputation was computing reachable states (1398 states constructed, input type IntersectNwa). [2022-03-15 15:24:15,123 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (23 of 25 remaining) [2022-03-15 15:24:15,123 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (22 of 25 remaining) [2022-03-15 15:24:15,124 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (21 of 25 remaining) [2022-03-15 15:24:15,124 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (20 of 25 remaining) [2022-03-15 15:24:15,124 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (19 of 25 remaining) [2022-03-15 15:24:15,124 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (18 of 25 remaining) [2022-03-15 15:24:15,124 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (17 of 25 remaining) [2022-03-15 15:24:15,124 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (16 of 25 remaining) [2022-03-15 15:24:15,124 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (15 of 25 remaining) [2022-03-15 15:24:15,124 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (14 of 25 remaining) [2022-03-15 15:24:15,124 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (13 of 25 remaining) [2022-03-15 15:24:15,124 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (12 of 25 remaining) [2022-03-15 15:24:15,124 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (11 of 25 remaining) [2022-03-15 15:24:15,124 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONDATA_RACE (10 of 25 remaining) [2022-03-15 15:24:15,124 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr1ASSERT_VIOLATIONDATA_RACE (9 of 25 remaining) [2022-03-15 15:24:15,124 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr2ASSERT_VIOLATIONDATA_RACE (8 of 25 remaining) [2022-03-15 15:24:15,124 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr3ASSERT_VIOLATIONDATA_RACE (7 of 25 remaining) [2022-03-15 15:24:15,124 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr4ASSERT_VIOLATIONDATA_RACE (6 of 25 remaining) [2022-03-15 15:24:15,124 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr5ASSERT_VIOLATIONDATA_RACE (5 of 25 remaining) [2022-03-15 15:24:15,124 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONDATA_RACE (4 of 25 remaining) [2022-03-15 15:24:15,124 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr2ASSERT_VIOLATIONDATA_RACE (3 of 25 remaining) [2022-03-15 15:24:15,124 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr3ASSERT_VIOLATIONDATA_RACE (2 of 25 remaining) [2022-03-15 15:24:15,124 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr4ASSERT_VIOLATIONDATA_RACE (1 of 25 remaining) [2022-03-15 15:24:15,125 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr5ASSERT_VIOLATIONDATA_RACE (0 of 25 remaining) [2022-03-15 15:24:15,126 INFO L732 BasicCegarLoop]: Path program histogram: [37, 28, 21, 13, 12, 10, 10, 9, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:24:15,129 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-15 15:24:15,129 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-15 15:24:15,130 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.03 03:24:15 BasicIcfg [2022-03-15 15:24:15,130 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-15 15:24:15,130 INFO L158 Benchmark]: Toolchain (without parser) took 842938.09ms. Allocated memory was 216.0MB in the beginning and 742.4MB in the end (delta: 526.4MB). Free memory was 189.4MB in the beginning and 504.9MB in the end (delta: -315.6MB). Peak memory consumption was 210.1MB. Max. memory is 8.0GB. [2022-03-15 15:24:15,130 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 216.0MB. Free memory is still 178.9MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-15 15:24:15,130 INFO L158 Benchmark]: CACSL2BoogieTranslator took 508.30ms. Allocated memory is still 216.0MB. Free memory was 189.1MB in the beginning and 160.4MB in the end (delta: 28.7MB). Peak memory consumption was 30.3MB. Max. memory is 8.0GB. [2022-03-15 15:24:15,130 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.41ms. Allocated memory is still 216.0MB. Free memory was 160.4MB in the beginning and 156.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-03-15 15:24:15,130 INFO L158 Benchmark]: Boogie Preprocessor took 55.12ms. Allocated memory is still 216.0MB. Free memory was 156.2MB in the beginning and 152.6MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-03-15 15:24:15,130 INFO L158 Benchmark]: RCFGBuilder took 532.71ms. Allocated memory is still 216.0MB. Free memory was 152.6MB in the beginning and 124.9MB in the end (delta: 27.7MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. [2022-03-15 15:24:15,130 INFO L158 Benchmark]: TraceAbstraction took 841768.85ms. Allocated memory was 216.0MB in the beginning and 742.4MB in the end (delta: 526.4MB). Free memory was 124.3MB in the beginning and 504.9MB in the end (delta: -380.6MB). Peak memory consumption was 145.1MB. Max. memory is 8.0GB. [2022-03-15 15:24:15,131 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 216.0MB. Free memory is still 178.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 508.30ms. Allocated memory is still 216.0MB. Free memory was 189.1MB in the beginning and 160.4MB in the end (delta: 28.7MB). Peak memory consumption was 30.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 69.41ms. Allocated memory is still 216.0MB. Free memory was 160.4MB in the beginning and 156.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 55.12ms. Allocated memory is still 216.0MB. Free memory was 156.2MB in the beginning and 152.6MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 532.71ms. Allocated memory is still 216.0MB. Free memory was 152.6MB in the beginning and 124.9MB in the end (delta: 27.7MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. * TraceAbstraction took 841768.85ms. Allocated memory was 216.0MB in the beginning and 742.4MB in the end (delta: 526.4MB). Free memory was 124.3MB in the beginning and 504.9MB in the end (delta: -380.6MB). Peak memory consumption was 145.1MB. 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: 1235]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3618states) and FLOYD_HOARE automaton (currently 36 states, 36 states before enhancement),while ReachableStatesComputation was computing reachable states (1398 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1234]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3618states) and FLOYD_HOARE automaton (currently 36 states, 36 states before enhancement),while ReachableStatesComputation was computing reachable states (1398 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1235]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3618states) and FLOYD_HOARE automaton (currently 36 states, 36 states before enhancement),while ReachableStatesComputation was computing reachable states (1398 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1260]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3618states) and FLOYD_HOARE automaton (currently 36 states, 36 states before enhancement),while ReachableStatesComputation was computing reachable states (1398 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1234]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3618states) and FLOYD_HOARE automaton (currently 36 states, 36 states before enhancement),while ReachableStatesComputation was computing reachable states (1398 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1235]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3618states) and FLOYD_HOARE automaton (currently 36 states, 36 states before enhancement),while ReachableStatesComputation was computing reachable states (1398 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1261]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3618states) and FLOYD_HOARE automaton (currently 36 states, 36 states before enhancement),while ReachableStatesComputation was computing reachable states (1398 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1239]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3618states) and FLOYD_HOARE automaton (currently 36 states, 36 states before enhancement),while ReachableStatesComputation was computing reachable states (1398 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1240]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3618states) and FLOYD_HOARE automaton (currently 36 states, 36 states before enhancement),while ReachableStatesComputation was computing reachable states (1398 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1241]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3618states) and FLOYD_HOARE automaton (currently 36 states, 36 states before enhancement),while ReachableStatesComputation was computing reachable states (1398 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1264]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3618states) and FLOYD_HOARE automaton (currently 36 states, 36 states before enhancement),while ReachableStatesComputation was computing reachable states (1398 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1264]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3618states) and FLOYD_HOARE automaton (currently 36 states, 36 states before enhancement),while ReachableStatesComputation was computing reachable states (1398 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1265]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3618states) and FLOYD_HOARE automaton (currently 36 states, 36 states before enhancement),while ReachableStatesComputation was computing reachable states (1398 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1262]: 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 (3618states) and FLOYD_HOARE automaton (currently 36 states, 36 states before enhancement),while ReachableStatesComputation was computing reachable states (1398 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1234]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3618states) and FLOYD_HOARE automaton (currently 36 states, 36 states before enhancement),while ReachableStatesComputation was computing reachable states (1398 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1249]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3618states) and FLOYD_HOARE automaton (currently 36 states, 36 states before enhancement),while ReachableStatesComputation was computing reachable states (1398 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1239]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3618states) and FLOYD_HOARE automaton (currently 36 states, 36 states before enhancement),while ReachableStatesComputation was computing reachable states (1398 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1240]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3618states) and FLOYD_HOARE automaton (currently 36 states, 36 states before enhancement),while ReachableStatesComputation was computing reachable states (1398 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1241]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3618states) and FLOYD_HOARE automaton (currently 36 states, 36 states before enhancement),while ReachableStatesComputation was computing reachable states (1398 states constructed, input type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 366 locations, 25 error locations. Started 1 CEGAR loops. OverallTime: 841.6s, OverallIterations: 160, TraceHistogramMax: 10, PathProgramHistogramMax: 37, EmptinessCheckTime: 0.3s, AutomataDifference: 708.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 345118 SdHoareTripleChecker+Valid, 269.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 345118 mSDsluCounter, 732862 SdHoareTripleChecker+Invalid, 229.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 680564 mSDsCounter, 36887 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 644142 IncrementalHoareTripleChecker+Invalid, 681029 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 36887 mSolverCounterUnsat, 53154 mSDtfsCounter, 644142 mSolverCounterSat, 2.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12481 GetRequests, 1457 SyntacticMatches, 1 SemanticMatches, 11023 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 213641 ImplicationChecksByTransitivity, 484.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4267occurred in iteration=89, InterpolantAutomatonStates: 7534, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 7.3s AutomataMinimizationTime, 159 MinimizatonAttempts, 233547 StatesRemovedByMinimization, 147 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 5.3s SatisfiabilityAnalysisTime, 114.2s InterpolantComputationTime, 36040 NumberOfCodeBlocks, 36005 NumberOfCodeBlocksAsserted, 164 NumberOfCheckSat, 36096 ConstructedInterpolants, 0 QuantifiedInterpolants, 959539 SizeOfPredicates, 22 NumberOfNonLiveVariables, 795 ConjunctsInSsa, 45 ConjunctsInUnsatCore, 167 InterpolantComputations, 157 PerfectInterpolantSequences, 36085/36590 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