/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_26-alloc_region_rc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-820ea7a [2022-02-18 15:48:28,193 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-18 15:48:28,194 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-18 15:48:28,246 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-18 15:48:28,246 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-18 15:48:28,249 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-18 15:48:28,252 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-18 15:48:28,257 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-18 15:48:28,259 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-18 15:48:28,262 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-18 15:48:28,262 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-18 15:48:28,263 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-18 15:48:28,263 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-18 15:48:28,264 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-18 15:48:28,265 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-18 15:48:28,265 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-18 15:48:28,266 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-18 15:48:28,267 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-18 15:48:28,268 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-18 15:48:28,269 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-18 15:48:28,270 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-18 15:48:28,277 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-18 15:48:28,280 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-18 15:48:28,281 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-18 15:48:28,283 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-18 15:48:28,283 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-18 15:48:28,283 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-18 15:48:28,284 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-18 15:48:28,284 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-18 15:48:28,285 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-18 15:48:28,285 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-18 15:48:28,285 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-18 15:48:28,286 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-18 15:48:28,286 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-18 15:48:28,287 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-18 15:48:28,287 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-18 15:48:28,288 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-18 15:48:28,288 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-18 15:48:28,288 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-18 15:48:28,289 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-18 15:48:28,289 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-18 15:48:28,295 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2022-02-18 15:48:28,327 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-18 15:48:28,327 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-18 15:48:28,328 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-18 15:48:28,328 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-18 15:48:28,329 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-18 15:48:28,329 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-18 15:48:28,329 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-18 15:48:28,329 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-18 15:48:28,330 INFO L138 SettingsManager]: * Use SBE=true [2022-02-18 15:48:28,330 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-18 15:48:28,331 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-18 15:48:28,331 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-18 15:48:28,331 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-18 15:48:28,331 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-18 15:48:28,331 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-18 15:48:28,331 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-18 15:48:28,331 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-18 15:48:28,331 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-18 15:48:28,332 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-18 15:48:28,332 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-18 15:48:28,332 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-18 15:48:28,332 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-18 15:48:28,332 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-18 15:48:28,332 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-18 15:48:28,332 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-18 15:48:28,332 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-18 15:48:28,333 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-18 15:48:28,333 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-18 15:48:28,333 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-18 15:48:28,333 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-18 15:48:28,333 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-18 15:48:28,333 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-18 15:48:28,333 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-18 15:48:28,334 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-02-18 15:48:28,520 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-18 15:48:28,537 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-18 15:48:28,538 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-18 15:48:28,539 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-18 15:48:28,540 INFO L275 PluginConnector]: CDTParser initialized [2022-02-18 15:48:28,540 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/09-regions_26-alloc_region_rc.i [2022-02-18 15:48:28,582 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6cca4564/c3df6fdc5f4640e0b2f82000f9126631/FLAG4ccb1b2ca [2022-02-18 15:48:29,060 INFO L306 CDTParser]: Found 1 translation units. [2022-02-18 15:48:29,061 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/09-regions_26-alloc_region_rc.i [2022-02-18 15:48:29,082 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6cca4564/c3df6fdc5f4640e0b2f82000f9126631/FLAG4ccb1b2ca [2022-02-18 15:48:29,376 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b6cca4564/c3df6fdc5f4640e0b2f82000f9126631 [2022-02-18 15:48:29,378 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-18 15:48:29,379 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-18 15:48:29,387 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-18 15:48:29,388 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-18 15:48:29,390 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-18 15:48:29,391 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 03:48:29" (1/1) ... [2022-02-18 15:48:29,392 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49ab7dbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:48:29, skipping insertion in model container [2022-02-18 15:48:29,392 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 03:48:29" (1/1) ... [2022-02-18 15:48:29,398 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-18 15:48:29,457 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-18 15:48:29,994 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-18 15:48:30,005 INFO L203 MainTranslator]: Completed pre-run [2022-02-18 15:48:30,064 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-18 15:48:30,121 INFO L208 MainTranslator]: Completed translation [2022-02-18 15:48:30,122 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:48:30 WrapperNode [2022-02-18 15:48:30,122 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-18 15:48:30,123 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-18 15:48:30,123 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-18 15:48:30,123 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-18 15:48:30,129 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:48:30" (1/1) ... [2022-02-18 15:48:30,156 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:48:30" (1/1) ... [2022-02-18 15:48:30,191 INFO L137 Inliner]: procedures = 370, calls = 51, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 241 [2022-02-18 15:48:30,191 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-18 15:48:30,192 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-18 15:48:30,192 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-18 15:48:30,192 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-18 15:48:30,199 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:48:30" (1/1) ... [2022-02-18 15:48:30,199 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:48:30" (1/1) ... [2022-02-18 15:48:30,205 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:48:30" (1/1) ... [2022-02-18 15:48:30,205 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:48:30" (1/1) ... [2022-02-18 15:48:30,223 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:48:30" (1/1) ... [2022-02-18 15:48:30,227 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:48:30" (1/1) ... [2022-02-18 15:48:30,230 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:48:30" (1/1) ... [2022-02-18 15:48:30,233 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-18 15:48:30,234 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-18 15:48:30,234 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-18 15:48:30,234 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-18 15:48:30,235 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:48:30" (1/1) ... [2022-02-18 15:48:30,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-18 15:48:30,251 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-18 15:48:30,269 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-18 15:48:30,275 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-18 15:48:30,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-18 15:48:30,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-02-18 15:48:30,300 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-18 15:48:30,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-02-18 15:48:30,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-18 15:48:30,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-18 15:48:30,300 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-02-18 15:48:30,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-02-18 15:48:30,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-18 15:48:30,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-02-18 15:48:30,301 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-02-18 15:48:30,301 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-02-18 15:48:30,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-18 15:48:30,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-18 15:48:30,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-18 15:48:30,302 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-18 15:48:30,413 INFO L234 CfgBuilder]: Building ICFG [2022-02-18 15:48:30,414 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-18 15:48:30,855 INFO L275 CfgBuilder]: Performing block encoding [2022-02-18 15:48:30,865 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-18 15:48:30,866 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-02-18 15:48:30,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 03:48:30 BoogieIcfgContainer [2022-02-18 15:48:30,868 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-18 15:48:30,869 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-18 15:48:30,870 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-18 15:48:30,872 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-18 15:48:30,872 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.02 03:48:29" (1/3) ... [2022-02-18 15:48:30,873 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a3120b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.02 03:48:30, skipping insertion in model container [2022-02-18 15:48:30,873 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 03:48:30" (2/3) ... [2022-02-18 15:48:30,873 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a3120b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.02 03:48:30, skipping insertion in model container [2022-02-18 15:48:30,873 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.02 03:48:30" (3/3) ... [2022-02-18 15:48:30,874 INFO L111 eAbstractionObserver]: Analyzing ICFG 09-regions_26-alloc_region_rc.i [2022-02-18 15:48:30,879 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-18 15:48:30,879 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-18 15:48:30,879 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 20 error locations. [2022-02-18 15:48:30,879 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-18 15:48:30,957 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,957 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,957 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,957 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,957 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,958 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,958 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,958 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,958 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc35#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,958 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc35#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,958 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc35#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,959 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc35#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,959 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc35#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,959 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc35#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,959 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,959 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,959 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc35#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,959 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc35#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,960 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,960 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,960 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc35#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,960 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc35#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,960 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc35#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,960 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc35#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,960 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,960 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,960 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,961 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,961 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,961 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,961 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,961 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,961 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,961 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,961 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,962 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,962 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,962 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,962 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,962 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,962 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,962 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,962 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,962 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,963 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,963 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,963 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,963 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,963 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,963 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,963 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,963 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,963 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,964 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,964 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,964 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,964 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,964 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,964 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,964 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,964 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,965 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,965 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,965 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,965 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,965 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,965 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,965 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,965 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,966 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,966 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,966 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,966 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,966 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,966 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,966 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,967 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,967 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,967 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,967 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,967 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,967 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,967 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,967 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,968 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,968 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,968 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,968 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,968 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,968 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,968 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,969 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,969 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,969 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,969 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,969 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,969 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,970 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,970 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,970 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,970 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,970 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,970 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,970 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,971 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,971 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,978 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,978 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,978 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,978 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,978 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,979 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,979 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,979 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,979 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,980 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,980 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,981 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,981 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,981 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,982 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,982 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,982 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,983 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,983 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,983 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,983 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,983 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,983 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,983 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,983 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,984 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,984 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,984 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,984 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,985 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,985 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,985 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,985 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,985 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,986 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,987 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,987 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,987 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,987 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,987 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,988 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,988 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,988 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,988 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,988 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,988 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,989 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,989 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,989 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,989 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,990 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,990 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,990 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,990 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,990 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,990 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,993 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,993 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,993 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,993 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,993 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,993 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,993 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,993 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,994 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,994 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,994 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,994 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,994 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,994 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,994 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,995 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,995 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,995 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,995 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,995 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,995 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,995 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,995 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,995 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,996 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,996 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,996 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,996 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,996 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,996 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,996 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,996 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,997 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,997 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,997 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,998 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,998 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,998 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,998 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,998 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,999 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,999 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,999 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,999 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,999 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,999 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:30,999 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,000 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,000 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,000 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,000 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,000 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,001 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,007 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,008 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,010 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,010 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,010 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,013 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,013 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,013 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,013 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,013 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,014 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,014 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,014 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,014 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,014 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,015 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,015 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,015 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,015 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,015 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,015 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,015 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,015 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,016 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,016 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,016 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,016 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,016 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,016 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,016 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,016 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,017 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,017 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,017 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,017 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,017 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,017 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,017 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,017 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,018 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,018 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,018 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,018 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,018 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,018 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,018 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,018 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,019 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,019 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,019 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,019 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,019 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,019 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,019 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,020 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,020 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,020 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,020 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,020 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,020 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,020 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,021 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,021 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,021 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,021 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,021 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,021 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,021 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,021 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,021 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,022 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,022 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,022 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,022 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,022 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,022 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,022 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,022 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,023 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,023 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,023 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,027 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,027 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,027 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,027 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,027 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,027 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,027 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,028 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,028 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,028 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,028 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,028 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,028 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,028 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,028 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,028 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,029 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,029 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,029 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,029 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,029 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,029 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,029 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,030 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,030 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,031 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,031 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,031 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,031 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,031 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,031 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,032 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,032 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,032 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,032 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,032 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,032 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,033 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,033 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,033 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,033 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,033 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,033 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,033 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,034 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,034 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,034 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,035 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,036 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,037 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,037 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,037 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,038 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,038 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,039 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,039 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,039 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,039 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,039 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,039 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,040 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,040 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,040 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,040 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,040 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,040 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,040 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,040 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,041 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,041 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,041 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,041 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,041 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,041 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,041 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,041 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,042 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,042 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,042 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,042 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,042 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,042 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,043 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,043 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,043 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,043 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,043 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,043 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,044 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,044 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,044 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,044 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,044 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,044 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,045 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,045 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,045 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,045 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,045 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,045 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,045 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,045 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,045 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,046 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,046 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,046 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,046 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,046 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,046 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,046 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,046 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,047 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,047 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,047 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,047 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,047 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,048 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,048 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,048 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,048 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,048 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,048 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,053 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,053 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,053 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,053 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,053 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,054 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,054 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,054 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,054 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,055 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,055 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc35#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,055 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,055 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,055 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,055 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~mem32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,055 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,055 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,056 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,056 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,056 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,056 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,056 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,056 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc35#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,056 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,056 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,056 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,057 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,057 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,057 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,057 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,057 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,057 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,057 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_insert_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-18 15:48:31,059 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-18 15:48:31,110 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-18 15:48:31,116 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 [2022-02-18 15:48:31,116 INFO L340 AbstractCegarLoop]: Starting to check reachability of 28 error locations. [2022-02-18 15:48:31,136 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 281 places, 279 transitions, 563 flow [2022-02-18 15:48:31,388 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 9784 states, 9701 states have (on average 2.0058756829192865) internal successors, (19459), 9783 states have internal predecessors, (19459), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:48:31,414 INFO L276 IsEmpty]: Start isEmpty. Operand has 9784 states, 9701 states have (on average 2.0058756829192865) internal successors, (19459), 9783 states have internal predecessors, (19459), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:48:31,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-02-18 15:48:31,420 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:48:31,421 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:48:31,422 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:48:31,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:48:31,427 INFO L85 PathProgramCache]: Analyzing trace with hash 655555695, now seen corresponding path program 1 times [2022-02-18 15:48:31,435 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:48:31,435 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1203197313] [2022-02-18 15:48:31,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:48:31,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:48:31,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:48:31,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:48:31,825 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:48:31,825 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1203197313] [2022-02-18 15:48:31,826 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1203197313] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:48:31,826 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:48:31,826 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-18 15:48:31,829 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987321551] [2022-02-18 15:48:31,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:48:31,834 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-18 15:48:31,835 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:48:31,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-18 15:48:31,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-18 15:48:31,934 INFO L87 Difference]: Start difference. First operand has 9784 states, 9701 states have (on average 2.0058756829192865) internal successors, (19459), 9783 states have internal predecessors, (19459), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 6 states, 5 states have (on average 8.0) internal successors, (40), 6 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:48:32,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:48:32,252 INFO L93 Difference]: Finished difference Result 9783 states and 19377 transitions. [2022-02-18 15:48:32,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-18 15:48:32,255 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.0) internal successors, (40), 6 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 40 [2022-02-18 15:48:32,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:48:32,312 INFO L225 Difference]: With dead ends: 9783 [2022-02-18 15:48:32,312 INFO L226 Difference]: Without dead ends: 9783 [2022-02-18 15:48:32,314 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 [2022-02-18 15:48:32,317 INFO L933 BasicCegarLoop]: 271 mSDtfsCounter, 8 mSDsluCounter, 146 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 416 SdHoareTripleChecker+Invalid, 139 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:48:32,318 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8 Valid, 416 Invalid, 139 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-02-18 15:48:32,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9783 states. [2022-02-18 15:48:32,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9783 to 9783. [2022-02-18 15:48:32,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9783 states, 9701 states have (on average 1.9974229460880322) internal successors, (19377), 9782 states have internal predecessors, (19377), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:48:32,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9783 states to 9783 states and 19377 transitions. [2022-02-18 15:48:32,723 INFO L78 Accepts]: Start accepts. Automaton has 9783 states and 19377 transitions. Word has length 40 [2022-02-18 15:48:32,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:48:32,724 INFO L470 AbstractCegarLoop]: Abstraction has 9783 states and 19377 transitions. [2022-02-18 15:48:32,724 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.0) internal successors, (40), 6 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:48:32,725 INFO L276 IsEmpty]: Start isEmpty. Operand 9783 states and 19377 transitions. [2022-02-18 15:48:32,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-02-18 15:48:32,725 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:48:32,725 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:48:32,726 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-18 15:48:32,726 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:48:32,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:48:32,729 INFO L85 PathProgramCache]: Analyzing trace with hash 472888241, now seen corresponding path program 1 times [2022-02-18 15:48:32,729 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:48:32,729 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2123112868] [2022-02-18 15:48:32,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:48:32,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:48:32,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:48:32,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:48:32,864 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:48:32,864 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2123112868] [2022-02-18 15:48:32,865 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2123112868] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:48:32,865 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:48:32,865 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-18 15:48:32,865 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1140249865] [2022-02-18 15:48:32,865 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:48:32,867 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-18 15:48:32,867 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:48:32,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-18 15:48:32,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-18 15:48:32,869 INFO L87 Difference]: Start difference. First operand 9783 states and 19377 transitions. Second operand has 6 states, 5 states have (on average 9.6) internal successors, (48), 6 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:48:33,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:48:33,534 INFO L93 Difference]: Finished difference Result 12899 states and 25568 transitions. [2022-02-18 15:48:33,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-18 15:48:33,534 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 9.6) internal successors, (48), 6 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 48 [2022-02-18 15:48:33,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:48:33,621 INFO L225 Difference]: With dead ends: 12899 [2022-02-18 15:48:33,621 INFO L226 Difference]: Without dead ends: 12899 [2022-02-18 15:48:33,622 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 [2022-02-18 15:48:33,624 INFO L933 BasicCegarLoop]: 423 mSDtfsCounter, 376 mSDsluCounter, 275 mSDsCounter, 0 mSdLazyCounter, 474 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 376 SdHoareTripleChecker+Valid, 697 SdHoareTripleChecker+Invalid, 575 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 474 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-02-18 15:48:33,624 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [376 Valid, 697 Invalid, 575 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 474 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-02-18 15:48:33,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12899 states. [2022-02-18 15:48:33,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12899 to 10074. [2022-02-18 15:48:33,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10074 states, 9993 states have (on average 1.9969978985289702) internal successors, (19956), 10073 states have internal predecessors, (19956), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:48:33,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10074 states to 10074 states and 19956 transitions. [2022-02-18 15:48:33,962 INFO L78 Accepts]: Start accepts. Automaton has 10074 states and 19956 transitions. Word has length 48 [2022-02-18 15:48:33,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:48:33,962 INFO L470 AbstractCegarLoop]: Abstraction has 10074 states and 19956 transitions. [2022-02-18 15:48:33,962 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 9.6) internal successors, (48), 6 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:48:33,963 INFO L276 IsEmpty]: Start isEmpty. Operand 10074 states and 19956 transitions. [2022-02-18 15:48:33,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-02-18 15:48:33,966 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:48:33,966 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:48:33,966 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-18 15:48:33,966 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:48:33,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:48:33,967 INFO L85 PathProgramCache]: Analyzing trace with hash -722360085, now seen corresponding path program 1 times [2022-02-18 15:48:33,967 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:48:33,967 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [137776233] [2022-02-18 15:48:33,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:48:33,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:48:34,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:48:34,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:48:34,138 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:48:34,138 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [137776233] [2022-02-18 15:48:34,139 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [137776233] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:48:34,139 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:48:34,139 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-18 15:48:34,139 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802371008] [2022-02-18 15:48:34,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:48:34,140 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-18 15:48:34,140 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:48:34,140 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-18 15:48:34,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-18 15:48:34,141 INFO L87 Difference]: Start difference. First operand 10074 states and 19956 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) [2022-02-18 15:48:34,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:48:34,671 INFO L93 Difference]: Finished difference Result 10441 states and 20686 transitions. [2022-02-18 15:48:34,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-18 15:48:34,672 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 60 [2022-02-18 15:48:34,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:48:34,692 INFO L225 Difference]: With dead ends: 10441 [2022-02-18 15:48:34,693 INFO L226 Difference]: Without dead ends: 10441 [2022-02-18 15:48:34,693 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 [2022-02-18 15:48:34,694 INFO L933 BasicCegarLoop]: 445 mSDtfsCounter, 240 mSDsluCounter, 370 mSDsCounter, 0 mSdLazyCounter, 492 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 240 SdHoareTripleChecker+Valid, 814 SdHoareTripleChecker+Invalid, 509 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 492 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-02-18 15:48:34,694 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [240 Valid, 814 Invalid, 509 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 492 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-02-18 15:48:34,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10441 states. [2022-02-18 15:48:34,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10441 to 10365. [2022-02-18 15:48:34,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10365 states, 10285 states have (on average 1.9965969859017987) internal successors, (20535), 10364 states have internal predecessors, (20535), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:48:34,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10365 states to 10365 states and 20535 transitions. [2022-02-18 15:48:34,956 INFO L78 Accepts]: Start accepts. Automaton has 10365 states and 20535 transitions. Word has length 60 [2022-02-18 15:48:34,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:48:34,956 INFO L470 AbstractCegarLoop]: Abstraction has 10365 states and 20535 transitions. [2022-02-18 15:48:34,957 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) [2022-02-18 15:48:34,957 INFO L276 IsEmpty]: Start isEmpty. Operand 10365 states and 20535 transitions. [2022-02-18 15:48:34,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-02-18 15:48:34,958 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:48:34,958 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:48:34,958 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-18 15:48:34,958 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:48:34,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:48:34,968 INFO L85 PathProgramCache]: Analyzing trace with hash 1691353780, now seen corresponding path program 1 times [2022-02-18 15:48:34,968 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:48:34,969 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730308720] [2022-02-18 15:48:34,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:48:34,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:48:35,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:48:35,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:48:35,120 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:48:35,120 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1730308720] [2022-02-18 15:48:35,120 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1730308720] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:48:35,120 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:48:35,120 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-18 15:48:35,120 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2027152056] [2022-02-18 15:48:35,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:48:35,121 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-18 15:48:35,121 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:48:35,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-18 15:48:35,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-18 15:48:35,122 INFO L87 Difference]: Start difference. First operand 10365 states and 20535 transitions. Second operand has 6 states, 5 states have (on average 13.6) internal successors, (68), 6 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:48:35,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:48:35,575 INFO L93 Difference]: Finished difference Result 10732 states and 21265 transitions. [2022-02-18 15:48:35,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-18 15:48:35,576 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 13.6) internal successors, (68), 6 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 68 [2022-02-18 15:48:35,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:48:35,602 INFO L225 Difference]: With dead ends: 10732 [2022-02-18 15:48:35,602 INFO L226 Difference]: Without dead ends: 10732 [2022-02-18 15:48:35,603 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 [2022-02-18 15:48:35,612 INFO L933 BasicCegarLoop]: 444 mSDtfsCounter, 242 mSDsluCounter, 325 mSDsCounter, 0 mSdLazyCounter, 475 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 242 SdHoareTripleChecker+Valid, 768 SdHoareTripleChecker+Invalid, 494 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 475 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-02-18 15:48:35,613 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [242 Valid, 768 Invalid, 494 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 475 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-02-18 15:48:35,640 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10732 states. [2022-02-18 15:48:35,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10732 to 10656. [2022-02-18 15:48:35,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10656 states, 10577 states have (on average 1.996218209322114) internal successors, (21114), 10655 states have internal predecessors, (21114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:48:35,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10656 states to 10656 states and 21114 transitions. [2022-02-18 15:48:35,883 INFO L78 Accepts]: Start accepts. Automaton has 10656 states and 21114 transitions. Word has length 68 [2022-02-18 15:48:35,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:48:35,884 INFO L470 AbstractCegarLoop]: Abstraction has 10656 states and 21114 transitions. [2022-02-18 15:48:35,884 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 13.6) internal successors, (68), 6 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:48:35,884 INFO L276 IsEmpty]: Start isEmpty. Operand 10656 states and 21114 transitions. [2022-02-18 15:48:35,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-02-18 15:48:35,890 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:48:35,891 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:48:35,891 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-18 15:48:35,891 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:48:35,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:48:35,893 INFO L85 PathProgramCache]: Analyzing trace with hash 337100362, now seen corresponding path program 1 times [2022-02-18 15:48:35,893 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:48:35,893 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118693250] [2022-02-18 15:48:35,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:48:35,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:48:35,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:48:36,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:48:36,051 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:48:36,051 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118693250] [2022-02-18 15:48:36,051 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1118693250] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:48:36,051 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:48:36,051 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-18 15:48:36,051 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [57198545] [2022-02-18 15:48:36,051 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:48:36,052 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-18 15:48:36,052 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:48:36,053 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-18 15:48:36,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-18 15:48:36,053 INFO L87 Difference]: Start difference. First operand 10656 states and 21114 transitions. Second operand has 6 states, 5 states have (on average 18.2) internal successors, (91), 6 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:48:36,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:48:36,689 INFO L93 Difference]: Finished difference Result 11139 states and 22080 transitions. [2022-02-18 15:48:36,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-18 15:48:36,690 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 18.2) internal successors, (91), 6 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 91 [2022-02-18 15:48:36,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:48:36,720 INFO L225 Difference]: With dead ends: 11139 [2022-02-18 15:48:36,720 INFO L226 Difference]: Without dead ends: 11139 [2022-02-18 15:48:36,720 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 [2022-02-18 15:48:36,721 INFO L933 BasicCegarLoop]: 494 mSDtfsCounter, 303 mSDsluCounter, 471 mSDsCounter, 0 mSdLazyCounter, 806 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 303 SdHoareTripleChecker+Valid, 965 SdHoareTripleChecker+Invalid, 813 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 806 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:48:36,721 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [303 Valid, 965 Invalid, 813 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 806 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-18 15:48:36,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11139 states. [2022-02-18 15:48:36,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11139 to 11032. [2022-02-18 15:48:36,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11032 states, 10953 states have (on average 1.9963480325025107) internal successors, (21866), 11031 states have internal predecessors, (21866), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:48:36,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11032 states to 11032 states and 21866 transitions. [2022-02-18 15:48:36,961 INFO L78 Accepts]: Start accepts. Automaton has 11032 states and 21866 transitions. Word has length 91 [2022-02-18 15:48:36,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:48:36,961 INFO L470 AbstractCegarLoop]: Abstraction has 11032 states and 21866 transitions. [2022-02-18 15:48:36,961 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 18.2) internal successors, (91), 6 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:48:36,962 INFO L276 IsEmpty]: Start isEmpty. Operand 11032 states and 21866 transitions. [2022-02-18 15:48:36,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-02-18 15:48:36,964 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:48:36,964 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:48:36,964 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-18 15:48:36,964 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:48:36,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:48:36,965 INFO L85 PathProgramCache]: Analyzing trace with hash 1164186063, now seen corresponding path program 1 times [2022-02-18 15:48:36,965 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:48:36,965 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57157986] [2022-02-18 15:48:36,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:48:36,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:48:36,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:48:37,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:48:37,080 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:48:37,080 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [57157986] [2022-02-18 15:48:37,080 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [57157986] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:48:37,080 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:48:37,080 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-18 15:48:37,080 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [613178926] [2022-02-18 15:48:37,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:48:37,081 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-18 15:48:37,081 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:48:37,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-18 15:48:37,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-18 15:48:37,082 INFO L87 Difference]: Start difference. First operand 11032 states and 21866 transitions. Second operand has 6 states, 5 states have (on average 19.8) internal successors, (99), 6 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:48:37,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:48:37,720 INFO L93 Difference]: Finished difference Result 11515 states and 22832 transitions. [2022-02-18 15:48:37,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-18 15:48:37,723 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 19.8) internal successors, (99), 6 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 99 [2022-02-18 15:48:37,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:48:37,807 INFO L225 Difference]: With dead ends: 11515 [2022-02-18 15:48:37,807 INFO L226 Difference]: Without dead ends: 11515 [2022-02-18 15:48:37,807 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 [2022-02-18 15:48:37,808 INFO L933 BasicCegarLoop]: 496 mSDtfsCounter, 301 mSDsluCounter, 585 mSDsCounter, 0 mSdLazyCounter, 844 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 301 SdHoareTripleChecker+Valid, 1081 SdHoareTripleChecker+Invalid, 851 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 844 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:48:37,809 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [301 Valid, 1081 Invalid, 851 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 844 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-02-18 15:48:37,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11515 states. [2022-02-18 15:48:38,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11515 to 11408. [2022-02-18 15:48:38,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11408 states, 11329 states have (on average 1.99646923823815) internal successors, (22618), 11407 states have internal predecessors, (22618), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:48:38,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11408 states to 11408 states and 22618 transitions. [2022-02-18 15:48:38,056 INFO L78 Accepts]: Start accepts. Automaton has 11408 states and 22618 transitions. Word has length 99 [2022-02-18 15:48:38,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:48:38,056 INFO L470 AbstractCegarLoop]: Abstraction has 11408 states and 22618 transitions. [2022-02-18 15:48:38,057 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 19.8) internal successors, (99), 6 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:48:38,057 INFO L276 IsEmpty]: Start isEmpty. Operand 11408 states and 22618 transitions. [2022-02-18 15:48:38,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:48:38,063 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:48:38,063 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:48:38,063 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-18 15:48:38,063 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:48:38,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:48:38,064 INFO L85 PathProgramCache]: Analyzing trace with hash 611205289, now seen corresponding path program 1 times [2022-02-18 15:48:38,064 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:48:38,064 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [594848320] [2022-02-18 15:48:38,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:48:38,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:48:38,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:48:38,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:48:38,379 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:48:38,379 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [594848320] [2022-02-18 15:48:38,380 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [594848320] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:48:38,380 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:48:38,380 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:48:38,380 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560515980] [2022-02-18 15:48:38,380 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:48:38,380 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:48:38,381 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:48:38,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:48:38,381 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:48:38,381 INFO L87 Difference]: Start difference. First operand 11408 states and 22618 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:48:40,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:48:40,469 INFO L93 Difference]: Finished difference Result 22111 states and 43904 transitions. [2022-02-18 15:48:40,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-18 15:48:40,469 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:48:40,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:48:40,510 INFO L225 Difference]: With dead ends: 22111 [2022-02-18 15:48:40,510 INFO L226 Difference]: Without dead ends: 22111 [2022-02-18 15:48:40,511 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 283 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=348, Invalid=1058, Unknown=0, NotChecked=0, Total=1406 [2022-02-18 15:48:40,511 INFO L933 BasicCegarLoop]: 892 mSDtfsCounter, 2097 mSDsluCounter, 4473 mSDsCounter, 0 mSdLazyCounter, 2421 mSolverCounterSat, 112 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2097 SdHoareTripleChecker+Valid, 5360 SdHoareTripleChecker+Invalid, 2533 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 2421 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:48:40,512 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2097 Valid, 5360 Invalid, 2533 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 2421 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-18 15:48:40,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22111 states. [2022-02-18 15:48:40,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22111 to 11798. [2022-02-18 15:48:40,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11798 states, 11719 states have (on average 1.9986346957931564) internal successors, (23422), 11797 states have internal predecessors, (23422), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:48:40,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11798 states to 11798 states and 23422 transitions. [2022-02-18 15:48:40,880 INFO L78 Accepts]: Start accepts. Automaton has 11798 states and 23422 transitions. Word has length 104 [2022-02-18 15:48:40,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:48:40,881 INFO L470 AbstractCegarLoop]: Abstraction has 11798 states and 23422 transitions. [2022-02-18 15:48:40,881 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:48:40,881 INFO L276 IsEmpty]: Start isEmpty. Operand 11798 states and 23422 transitions. [2022-02-18 15:48:40,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:48:40,883 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:48:40,883 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:48:40,883 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-02-18 15:48:40,884 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:48:40,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:48:40,884 INFO L85 PathProgramCache]: Analyzing trace with hash 1643449955, now seen corresponding path program 2 times [2022-02-18 15:48:40,884 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:48:40,884 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1182663691] [2022-02-18 15:48:40,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:48:40,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:48:40,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:48:41,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:48:41,136 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:48:41,137 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1182663691] [2022-02-18 15:48:41,137 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1182663691] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:48:41,137 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:48:41,137 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:48:41,137 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1183806216] [2022-02-18 15:48:41,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:48:41,137 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:48:41,138 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:48:41,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:48:41,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:48:41,138 INFO L87 Difference]: Start difference. First operand 11798 states and 23422 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:48:43,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:48:43,943 INFO L93 Difference]: Finished difference Result 22105 states and 43896 transitions. [2022-02-18 15:48:43,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-02-18 15:48:43,944 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:48:43,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:48:43,972 INFO L225 Difference]: With dead ends: 22105 [2022-02-18 15:48:43,972 INFO L226 Difference]: Without dead ends: 22105 [2022-02-18 15:48:43,973 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 325 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=381, Invalid=1179, Unknown=0, NotChecked=0, Total=1560 [2022-02-18 15:48:43,974 INFO L933 BasicCegarLoop]: 889 mSDtfsCounter, 2050 mSDsluCounter, 5983 mSDsCounter, 0 mSdLazyCounter, 4388 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2050 SdHoareTripleChecker+Valid, 6867 SdHoareTripleChecker+Invalid, 4481 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 4388 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-02-18 15:48:43,974 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2050 Valid, 6867 Invalid, 4481 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 4388 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-02-18 15:48:44,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22105 states. [2022-02-18 15:48:44,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22105 to 11823. [2022-02-18 15:48:44,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11823 states, 11744 states have (on average 1.9987227520435968) internal successors, (23473), 11822 states have internal predecessors, (23473), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:48:44,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11823 states to 11823 states and 23473 transitions. [2022-02-18 15:48:44,258 INFO L78 Accepts]: Start accepts. Automaton has 11823 states and 23473 transitions. Word has length 104 [2022-02-18 15:48:44,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:48:44,258 INFO L470 AbstractCegarLoop]: Abstraction has 11823 states and 23473 transitions. [2022-02-18 15:48:44,258 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:48:44,258 INFO L276 IsEmpty]: Start isEmpty. Operand 11823 states and 23473 transitions. [2022-02-18 15:48:44,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:48:44,262 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:48:44,262 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:48:44,262 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-02-18 15:48:44,262 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:48:44,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:48:44,263 INFO L85 PathProgramCache]: Analyzing trace with hash -1460790103, now seen corresponding path program 3 times [2022-02-18 15:48:44,263 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:48:44,263 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1930341338] [2022-02-18 15:48:44,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:48:44,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:48:44,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:48:44,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:48:44,487 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:48:44,487 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1930341338] [2022-02-18 15:48:44,487 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1930341338] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:48:44,487 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:48:44,487 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:48:44,487 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [41235367] [2022-02-18 15:48:44,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:48:44,488 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:48:44,488 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:48:44,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:48:44,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:48:44,488 INFO L87 Difference]: Start difference. First operand 11823 states and 23473 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:48:46,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:48:46,811 INFO L93 Difference]: Finished difference Result 22280 states and 44246 transitions. [2022-02-18 15:48:46,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-18 15:48:46,812 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:48:46,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:48:46,845 INFO L225 Difference]: With dead ends: 22280 [2022-02-18 15:48:46,846 INFO L226 Difference]: Without dead ends: 22280 [2022-02-18 15:48:46,846 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 306 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=348, Invalid=1134, Unknown=0, NotChecked=0, Total=1482 [2022-02-18 15:48:46,847 INFO L933 BasicCegarLoop]: 864 mSDtfsCounter, 2018 mSDsluCounter, 5746 mSDsCounter, 0 mSdLazyCounter, 3987 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2018 SdHoareTripleChecker+Valid, 6605 SdHoareTripleChecker+Invalid, 4098 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 3987 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:48:46,847 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2018 Valid, 6605 Invalid, 4098 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 3987 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-18 15:48:46,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22280 states. [2022-02-18 15:48:47,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22280 to 11848. [2022-02-18 15:48:47,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11848 states, 11769 states have (on average 1.99881043419152) internal successors, (23524), 11847 states have internal predecessors, (23524), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:48:47,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11848 states to 11848 states and 23524 transitions. [2022-02-18 15:48:47,159 INFO L78 Accepts]: Start accepts. Automaton has 11848 states and 23524 transitions. Word has length 104 [2022-02-18 15:48:47,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:48:47,160 INFO L470 AbstractCegarLoop]: Abstraction has 11848 states and 23524 transitions. [2022-02-18 15:48:47,160 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:48:47,160 INFO L276 IsEmpty]: Start isEmpty. Operand 11848 states and 23524 transitions. [2022-02-18 15:48:47,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:48:47,162 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:48:47,162 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:48:47,163 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-02-18 15:48:47,163 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:48:47,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:48:47,163 INFO L85 PathProgramCache]: Analyzing trace with hash 581058215, now seen corresponding path program 4 times [2022-02-18 15:48:47,163 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:48:47,164 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [633155755] [2022-02-18 15:48:47,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:48:47,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:48:47,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:48:47,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:48:47,434 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:48:47,434 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [633155755] [2022-02-18 15:48:47,435 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [633155755] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:48:47,435 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:48:47,435 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:48:47,435 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396759284] [2022-02-18 15:48:47,435 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:48:47,435 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:48:47,435 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:48:47,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:48:47,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:48:47,436 INFO L87 Difference]: Start difference. First operand 11848 states and 23524 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:48:49,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:48:49,811 INFO L93 Difference]: Finished difference Result 22195 states and 44076 transitions. [2022-02-18 15:48:49,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-18 15:48:49,811 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:48:49,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:48:49,843 INFO L225 Difference]: With dead ends: 22195 [2022-02-18 15:48:49,843 INFO L226 Difference]: Without dead ends: 22195 [2022-02-18 15:48:49,843 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 305 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=349, Invalid=1133, Unknown=0, NotChecked=0, Total=1482 [2022-02-18 15:48:49,844 INFO L933 BasicCegarLoop]: 873 mSDtfsCounter, 2001 mSDsluCounter, 5779 mSDsCounter, 0 mSdLazyCounter, 3944 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2001 SdHoareTripleChecker+Valid, 6647 SdHoareTripleChecker+Invalid, 4052 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 3944 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:48:49,844 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2001 Valid, 6647 Invalid, 4052 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 3944 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-18 15:48:49,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22195 states. [2022-02-18 15:48:50,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22195 to 11848. [2022-02-18 15:48:50,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11848 states, 11769 states have (on average 1.99881043419152) internal successors, (23524), 11847 states have internal predecessors, (23524), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:48:50,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11848 states to 11848 states and 23524 transitions. [2022-02-18 15:48:50,069 INFO L78 Accepts]: Start accepts. Automaton has 11848 states and 23524 transitions. Word has length 104 [2022-02-18 15:48:50,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:48:50,070 INFO L470 AbstractCegarLoop]: Abstraction has 11848 states and 23524 transitions. [2022-02-18 15:48:50,070 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:48:50,070 INFO L276 IsEmpty]: Start isEmpty. Operand 11848 states and 23524 transitions. [2022-02-18 15:48:50,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:48:50,072 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:48:50,072 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:48:50,072 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-02-18 15:48:50,072 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:48:50,072 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:48:50,073 INFO L85 PathProgramCache]: Analyzing trace with hash 949704159, now seen corresponding path program 5 times [2022-02-18 15:48:50,073 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:48:50,073 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [13842528] [2022-02-18 15:48:50,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:48:50,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:48:50,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:48:50,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:48:50,257 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:48:50,257 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [13842528] [2022-02-18 15:48:50,257 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [13842528] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:48:50,258 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:48:50,258 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:48:50,258 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1311607505] [2022-02-18 15:48:50,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:48:50,258 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:48:50,258 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:48:50,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:48:50,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:48:50,259 INFO L87 Difference]: Start difference. First operand 11848 states and 23524 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:48:52,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:48:52,194 INFO L93 Difference]: Finished difference Result 22237 states and 44160 transitions. [2022-02-18 15:48:52,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-02-18 15:48:52,194 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:48:52,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:48:52,232 INFO L225 Difference]: With dead ends: 22237 [2022-02-18 15:48:52,232 INFO L226 Difference]: Without dead ends: 22237 [2022-02-18 15:48:52,233 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 522 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=618, Invalid=1832, Unknown=0, NotChecked=0, Total=2450 [2022-02-18 15:48:52,233 INFO L933 BasicCegarLoop]: 882 mSDtfsCounter, 2368 mSDsluCounter, 4323 mSDsCounter, 0 mSdLazyCounter, 2370 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2368 SdHoareTripleChecker+Valid, 5200 SdHoareTripleChecker+Invalid, 2531 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 2370 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-18 15:48:52,233 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2368 Valid, 5200 Invalid, 2531 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 2370 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-18 15:48:52,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22237 states. [2022-02-18 15:48:52,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22237 to 11877. [2022-02-18 15:48:52,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11877 states, 11798 states have (on average 1.9988981183251397) internal successors, (23583), 11876 states have internal predecessors, (23583), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:48:52,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11877 states to 11877 states and 23583 transitions. [2022-02-18 15:48:52,515 INFO L78 Accepts]: Start accepts. Automaton has 11877 states and 23583 transitions. Word has length 104 [2022-02-18 15:48:52,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:48:52,515 INFO L470 AbstractCegarLoop]: Abstraction has 11877 states and 23583 transitions. [2022-02-18 15:48:52,515 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:48:52,515 INFO L276 IsEmpty]: Start isEmpty. Operand 11877 states and 23583 transitions. [2022-02-18 15:48:52,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:48:52,517 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:48:52,518 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:48:52,518 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-02-18 15:48:52,518 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:48:52,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:48:52,518 INFO L85 PathProgramCache]: Analyzing trace with hash -1138274621, now seen corresponding path program 1 times [2022-02-18 15:48:52,518 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:48:52,519 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1998250823] [2022-02-18 15:48:52,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:48:52,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:48:52,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:48:52,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:48:52,716 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:48:52,716 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1998250823] [2022-02-18 15:48:52,716 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1998250823] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:48:52,716 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:48:52,716 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:48:52,716 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1976758363] [2022-02-18 15:48:52,716 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:48:52,717 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:48:52,717 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:48:52,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:48:52,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:48:52,717 INFO L87 Difference]: Start difference. First operand 11877 states and 23583 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:48:55,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:48:55,294 INFO L93 Difference]: Finished difference Result 22012 states and 43712 transitions. [2022-02-18 15:48:55,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-02-18 15:48:55,294 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:48:55,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:48:55,329 INFO L225 Difference]: With dead ends: 22012 [2022-02-18 15:48:55,329 INFO L226 Difference]: Without dead ends: 22012 [2022-02-18 15:48:55,330 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 661 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=465, Invalid=1985, Unknown=0, NotChecked=0, Total=2450 [2022-02-18 15:48:55,330 INFO L933 BasicCegarLoop]: 1080 mSDtfsCounter, 2659 mSDsluCounter, 6993 mSDsCounter, 0 mSdLazyCounter, 4075 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2659 SdHoareTripleChecker+Valid, 8069 SdHoareTripleChecker+Invalid, 4155 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 4075 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:48:55,331 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2659 Valid, 8069 Invalid, 4155 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 4075 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-18 15:48:55,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22012 states. [2022-02-18 15:48:55,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22012 to 12035. [2022-02-18 15:48:55,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12035 states, 11956 states have (on average 1.9989963198394112) internal successors, (23900), 12034 states have internal predecessors, (23900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:48:55,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12035 states to 12035 states and 23900 transitions. [2022-02-18 15:48:55,585 INFO L78 Accepts]: Start accepts. Automaton has 12035 states and 23900 transitions. Word has length 104 [2022-02-18 15:48:55,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:48:55,585 INFO L470 AbstractCegarLoop]: Abstraction has 12035 states and 23900 transitions. [2022-02-18 15:48:55,585 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:48:55,585 INFO L276 IsEmpty]: Start isEmpty. Operand 12035 states and 23900 transitions. [2022-02-18 15:48:55,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:48:55,588 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:48:55,588 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:48:55,588 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-02-18 15:48:55,588 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:48:55,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:48:55,589 INFO L85 PathProgramCache]: Analyzing trace with hash -285114265, now seen corresponding path program 6 times [2022-02-18 15:48:55,589 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:48:55,589 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [666401763] [2022-02-18 15:48:55,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:48:55,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:48:55,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:48:55,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:48:55,752 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:48:55,752 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [666401763] [2022-02-18 15:48:55,752 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [666401763] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:48:55,752 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:48:55,752 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:48:55,753 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473424864] [2022-02-18 15:48:55,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:48:55,753 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:48:55,753 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:48:55,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:48:55,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:48:55,754 INFO L87 Difference]: Start difference. First operand 12035 states and 23900 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:48:57,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:48:57,976 INFO L93 Difference]: Finished difference Result 21824 states and 43334 transitions. [2022-02-18 15:48:57,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-02-18 15:48:57,976 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:48:57,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:48:58,010 INFO L225 Difference]: With dead ends: 21824 [2022-02-18 15:48:58,010 INFO L226 Difference]: Without dead ends: 21824 [2022-02-18 15:48:58,011 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 789 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=703, Invalid=2377, Unknown=0, NotChecked=0, Total=3080 [2022-02-18 15:48:58,012 INFO L933 BasicCegarLoop]: 1037 mSDtfsCounter, 2838 mSDsluCounter, 6375 mSDsCounter, 0 mSdLazyCounter, 3119 mSolverCounterSat, 138 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2838 SdHoareTripleChecker+Valid, 7407 SdHoareTripleChecker+Invalid, 3257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 138 IncrementalHoareTripleChecker+Valid, 3119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-18 15:48:58,012 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2838 Valid, 7407 Invalid, 3257 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [138 Valid, 3119 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-18 15:48:58,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21824 states. [2022-02-18 15:48:58,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21824 to 11982. [2022-02-18 15:48:58,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11982 states, 11903 states have (on average 1.9986558010585567) internal successors, (23790), 11981 states have internal predecessors, (23790), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:48:58,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11982 states to 11982 states and 23790 transitions. [2022-02-18 15:48:58,229 INFO L78 Accepts]: Start accepts. Automaton has 11982 states and 23790 transitions. Word has length 104 [2022-02-18 15:48:58,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:48:58,229 INFO L470 AbstractCegarLoop]: Abstraction has 11982 states and 23790 transitions. [2022-02-18 15:48:58,229 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:48:58,229 INFO L276 IsEmpty]: Start isEmpty. Operand 11982 states and 23790 transitions. [2022-02-18 15:48:58,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:48:58,231 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:48:58,231 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:48:58,231 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-02-18 15:48:58,232 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:48:58,232 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:48:58,232 INFO L85 PathProgramCache]: Analyzing trace with hash -1789930455, now seen corresponding path program 7 times [2022-02-18 15:48:58,232 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:48:58,232 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1245475700] [2022-02-18 15:48:58,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:48:58,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:48:58,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:48:58,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:48:58,478 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:48:58,479 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1245475700] [2022-02-18 15:48:58,479 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1245475700] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:48:58,479 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:48:58,479 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:48:58,479 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1655441444] [2022-02-18 15:48:58,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:48:58,479 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:48:58,479 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:48:58,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:48:58,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:48:58,480 INFO L87 Difference]: Start difference. First operand 11982 states and 23790 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:00,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:49:00,797 INFO L93 Difference]: Finished difference Result 22960 states and 45626 transitions. [2022-02-18 15:49:00,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-02-18 15:49:00,798 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:49:00,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:49:00,834 INFO L225 Difference]: With dead ends: 22960 [2022-02-18 15:49:00,834 INFO L226 Difference]: Without dead ends: 22960 [2022-02-18 15:49:00,834 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 341 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=349, Invalid=1211, Unknown=0, NotChecked=0, Total=1560 [2022-02-18 15:49:00,835 INFO L933 BasicCegarLoop]: 1003 mSDtfsCounter, 1590 mSDsluCounter, 6025 mSDsCounter, 0 mSdLazyCounter, 3860 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1590 SdHoareTripleChecker+Valid, 7024 SdHoareTripleChecker+Invalid, 3947 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 3860 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:49:00,836 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1590 Valid, 7024 Invalid, 3947 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 3860 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-18 15:49:00,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22960 states. [2022-02-18 15:49:01,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22960 to 12090. [2022-02-18 15:49:01,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12090 states, 12011 states have (on average 1.9986678877695445) internal successors, (24006), 12089 states have internal predecessors, (24006), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:01,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12090 states to 12090 states and 24006 transitions. [2022-02-18 15:49:01,047 INFO L78 Accepts]: Start accepts. Automaton has 12090 states and 24006 transitions. Word has length 104 [2022-02-18 15:49:01,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:49:01,047 INFO L470 AbstractCegarLoop]: Abstraction has 12090 states and 24006 transitions. [2022-02-18 15:49:01,047 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:01,047 INFO L276 IsEmpty]: Start isEmpty. Operand 12090 states and 24006 transitions. [2022-02-18 15:49:01,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:49:01,049 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:49:01,050 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:49:01,050 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-02-18 15:49:01,050 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:49:01,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:49:01,050 INFO L85 PathProgramCache]: Analyzing trace with hash -757685789, now seen corresponding path program 8 times [2022-02-18 15:49:01,050 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:49:01,051 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [665740191] [2022-02-18 15:49:01,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:49:01,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:49:01,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:49:01,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:49:01,261 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:49:01,261 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [665740191] [2022-02-18 15:49:01,261 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [665740191] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:49:01,261 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:49:01,261 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:49:01,261 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1417435583] [2022-02-18 15:49:01,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:49:01,261 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:49:01,262 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:49:01,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:49:01,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:49:01,262 INFO L87 Difference]: Start difference. First operand 12090 states and 24006 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:04,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:49:04,085 INFO L93 Difference]: Finished difference Result 22954 states and 45618 transitions. [2022-02-18 15:49:04,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-02-18 15:49:04,085 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:49:04,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:49:04,120 INFO L225 Difference]: With dead ends: 22954 [2022-02-18 15:49:04,120 INFO L226 Difference]: Without dead ends: 22954 [2022-02-18 15:49:04,121 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 387 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=376, Invalid=1346, Unknown=0, NotChecked=0, Total=1722 [2022-02-18 15:49:04,121 INFO L933 BasicCegarLoop]: 1000 mSDtfsCounter, 1614 mSDsluCounter, 7264 mSDsCounter, 0 mSdLazyCounter, 5402 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1614 SdHoareTripleChecker+Valid, 8260 SdHoareTripleChecker+Invalid, 5505 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 5402 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-02-18 15:49:04,122 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1614 Valid, 8260 Invalid, 5505 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 5402 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-02-18 15:49:04,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22954 states. [2022-02-18 15:49:04,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22954 to 12104. [2022-02-18 15:49:04,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12104 states, 12025 states have (on average 1.9987525987525987) internal successors, (24035), 12103 states have internal predecessors, (24035), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:04,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12104 states to 12104 states and 24035 transitions. [2022-02-18 15:49:04,351 INFO L78 Accepts]: Start accepts. Automaton has 12104 states and 24035 transitions. Word has length 104 [2022-02-18 15:49:04,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:49:04,351 INFO L470 AbstractCegarLoop]: Abstraction has 12104 states and 24035 transitions. [2022-02-18 15:49:04,351 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:04,351 INFO L276 IsEmpty]: Start isEmpty. Operand 12104 states and 24035 transitions. [2022-02-18 15:49:04,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:49:04,354 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:49:04,354 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:49:04,354 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-02-18 15:49:04,354 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:49:04,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:49:04,354 INFO L85 PathProgramCache]: Analyzing trace with hash 433041449, now seen corresponding path program 9 times [2022-02-18 15:49:04,355 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:49:04,355 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1779819241] [2022-02-18 15:49:04,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:49:04,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:49:04,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:49:04,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:49:04,580 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:49:04,580 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1779819241] [2022-02-18 15:49:04,581 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1779819241] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:49:04,581 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:49:04,581 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:49:04,581 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1263688223] [2022-02-18 15:49:04,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:49:04,581 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:49:04,582 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:49:04,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:49:04,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:49:04,582 INFO L87 Difference]: Start difference. First operand 12104 states and 24035 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:06,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:49:06,704 INFO L93 Difference]: Finished difference Result 23129 states and 45968 transitions. [2022-02-18 15:49:06,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-02-18 15:49:06,704 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:49:06,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:49:06,738 INFO L225 Difference]: With dead ends: 23129 [2022-02-18 15:49:06,738 INFO L226 Difference]: Without dead ends: 23129 [2022-02-18 15:49:06,738 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 365 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=342, Invalid=1298, Unknown=0, NotChecked=0, Total=1640 [2022-02-18 15:49:06,739 INFO L933 BasicCegarLoop]: 1001 mSDtfsCounter, 1557 mSDsluCounter, 5913 mSDsCounter, 0 mSdLazyCounter, 3702 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1557 SdHoareTripleChecker+Valid, 6910 SdHoareTripleChecker+Invalid, 3823 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 3702 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:49:06,739 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1557 Valid, 6910 Invalid, 3823 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 3702 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-18 15:49:06,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23129 states. [2022-02-18 15:49:06,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23129 to 12118. [2022-02-18 15:49:06,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12118 states, 12039 states have (on average 1.998837112717003) internal successors, (24064), 12117 states have internal predecessors, (24064), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:06,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12118 states to 12118 states and 24064 transitions. [2022-02-18 15:49:06,951 INFO L78 Accepts]: Start accepts. Automaton has 12118 states and 24064 transitions. Word has length 104 [2022-02-18 15:49:06,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:49:06,951 INFO L470 AbstractCegarLoop]: Abstraction has 12118 states and 24064 transitions. [2022-02-18 15:49:06,951 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:06,951 INFO L276 IsEmpty]: Start isEmpty. Operand 12118 states and 24064 transitions. [2022-02-18 15:49:06,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:49:06,953 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:49:06,953 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:49:06,953 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-02-18 15:49:06,953 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:49:06,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:49:06,954 INFO L85 PathProgramCache]: Analyzing trace with hash -1820077529, now seen corresponding path program 10 times [2022-02-18 15:49:06,954 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:49:06,954 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [258936005] [2022-02-18 15:49:06,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:49:06,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:49:06,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:49:07,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:49:07,152 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:49:07,153 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [258936005] [2022-02-18 15:49:07,153 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [258936005] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:49:07,153 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:49:07,153 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:49:07,153 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1126799176] [2022-02-18 15:49:07,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:49:07,154 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:49:07,154 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:49:07,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:49:07,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:49:07,155 INFO L87 Difference]: Start difference. First operand 12118 states and 24064 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:09,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:49:09,353 INFO L93 Difference]: Finished difference Result 23044 states and 45798 transitions. [2022-02-18 15:49:09,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-02-18 15:49:09,354 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:49:09,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:49:09,391 INFO L225 Difference]: With dead ends: 23044 [2022-02-18 15:49:09,391 INFO L226 Difference]: Without dead ends: 23044 [2022-02-18 15:49:09,391 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 364 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=343, Invalid=1297, Unknown=0, NotChecked=0, Total=1640 [2022-02-18 15:49:09,392 INFO L933 BasicCegarLoop]: 1008 mSDtfsCounter, 1517 mSDsluCounter, 5951 mSDsCounter, 0 mSdLazyCounter, 3802 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1517 SdHoareTripleChecker+Valid, 6955 SdHoareTripleChecker+Invalid, 3901 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 3802 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:49:09,392 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1517 Valid, 6955 Invalid, 3901 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 3802 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-18 15:49:09,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23044 states. [2022-02-18 15:49:09,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23044 to 12118. [2022-02-18 15:49:09,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12118 states, 12039 states have (on average 1.998837112717003) internal successors, (24064), 12117 states have internal predecessors, (24064), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:09,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12118 states to 12118 states and 24064 transitions. [2022-02-18 15:49:09,622 INFO L78 Accepts]: Start accepts. Automaton has 12118 states and 24064 transitions. Word has length 104 [2022-02-18 15:49:09,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:49:09,622 INFO L470 AbstractCegarLoop]: Abstraction has 12118 states and 24064 transitions. [2022-02-18 15:49:09,622 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:09,623 INFO L276 IsEmpty]: Start isEmpty. Operand 12118 states and 24064 transitions. [2022-02-18 15:49:09,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:49:09,624 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:49:09,625 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:49:09,625 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-02-18 15:49:09,625 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:49:09,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:49:09,625 INFO L85 PathProgramCache]: Analyzing trace with hash -1451431585, now seen corresponding path program 11 times [2022-02-18 15:49:09,625 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:49:09,626 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177905851] [2022-02-18 15:49:09,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:49:09,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:49:09,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:49:09,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:49:09,805 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:49:09,805 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1177905851] [2022-02-18 15:49:09,806 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1177905851] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:49:09,806 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:49:09,806 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:49:09,806 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246826743] [2022-02-18 15:49:09,806 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:49:09,806 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:49:09,806 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:49:09,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:49:09,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:49:09,807 INFO L87 Difference]: Start difference. First operand 12118 states and 24064 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:12,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:49:12,127 INFO L93 Difference]: Finished difference Result 23265 states and 46236 transitions. [2022-02-18 15:49:12,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-02-18 15:49:12,128 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:49:12,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:49:12,166 INFO L225 Difference]: With dead ends: 23265 [2022-02-18 15:49:12,166 INFO L226 Difference]: Without dead ends: 23265 [2022-02-18 15:49:12,167 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 688 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=661, Invalid=2309, Unknown=0, NotChecked=0, Total=2970 [2022-02-18 15:49:12,168 INFO L933 BasicCegarLoop]: 1152 mSDtfsCounter, 1616 mSDsluCounter, 6056 mSDsCounter, 0 mSdLazyCounter, 3838 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1616 SdHoareTripleChecker+Valid, 7204 SdHoareTripleChecker+Invalid, 3982 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 3838 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:49:12,168 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1616 Valid, 7204 Invalid, 3982 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 3838 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-18 15:49:12,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23265 states. [2022-02-18 15:49:12,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23265 to 12136. [2022-02-18 15:49:12,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12136 states, 12057 states have (on average 1.9989217881728456) internal successors, (24101), 12135 states have internal predecessors, (24101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:12,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12136 states to 12136 states and 24101 transitions. [2022-02-18 15:49:12,401 INFO L78 Accepts]: Start accepts. Automaton has 12136 states and 24101 transitions. Word has length 104 [2022-02-18 15:49:12,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:49:12,402 INFO L470 AbstractCegarLoop]: Abstraction has 12136 states and 24101 transitions. [2022-02-18 15:49:12,402 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:12,402 INFO L276 IsEmpty]: Start isEmpty. Operand 12136 states and 24101 transitions. [2022-02-18 15:49:12,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:49:12,403 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:49:12,404 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:49:12,404 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-02-18 15:49:12,404 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:49:12,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:49:12,404 INFO L85 PathProgramCache]: Analyzing trace with hash 755556931, now seen corresponding path program 2 times [2022-02-18 15:49:12,404 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:49:12,405 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1806007553] [2022-02-18 15:49:12,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:49:12,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:49:12,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:49:12,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:49:12,598 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:49:12,598 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1806007553] [2022-02-18 15:49:12,598 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1806007553] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:49:12,598 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:49:12,598 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:49:12,599 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2046346429] [2022-02-18 15:49:12,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:49:12,599 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:49:12,599 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:49:12,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:49:12,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:49:12,600 INFO L87 Difference]: Start difference. First operand 12136 states and 24101 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:14,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:49:14,879 INFO L93 Difference]: Finished difference Result 22861 states and 45434 transitions. [2022-02-18 15:49:14,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-02-18 15:49:14,880 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:49:14,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:49:14,920 INFO L225 Difference]: With dead ends: 22861 [2022-02-18 15:49:14,920 INFO L226 Difference]: Without dead ends: 22861 [2022-02-18 15:49:14,921 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 674 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=426, Invalid=2024, Unknown=0, NotChecked=0, Total=2450 [2022-02-18 15:49:14,921 INFO L933 BasicCegarLoop]: 1191 mSDtfsCounter, 2301 mSDsluCounter, 7618 mSDsCounter, 0 mSdLazyCounter, 3924 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2301 SdHoareTripleChecker+Valid, 8806 SdHoareTripleChecker+Invalid, 4017 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 3924 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:49:14,921 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2301 Valid, 8806 Invalid, 4017 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 3924 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-18 15:49:14,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22861 states. [2022-02-18 15:49:15,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22861 to 12124. [2022-02-18 15:49:15,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12124 states, 12045 states have (on average 1.9990037359900374) internal successors, (24078), 12123 states have internal predecessors, (24078), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:15,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12124 states to 12124 states and 24078 transitions. [2022-02-18 15:49:15,155 INFO L78 Accepts]: Start accepts. Automaton has 12124 states and 24078 transitions. Word has length 104 [2022-02-18 15:49:15,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:49:15,155 INFO L470 AbstractCegarLoop]: Abstraction has 12124 states and 24078 transitions. [2022-02-18 15:49:15,155 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:15,155 INFO L276 IsEmpty]: Start isEmpty. Operand 12124 states and 24078 transitions. [2022-02-18 15:49:15,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:49:15,157 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:49:15,157 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:49:15,157 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-02-18 15:49:15,157 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:49:15,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:49:15,157 INFO L85 PathProgramCache]: Analyzing trace with hash 1608717287, now seen corresponding path program 12 times [2022-02-18 15:49:15,158 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:49:15,158 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1126045093] [2022-02-18 15:49:15,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:49:15,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:49:15,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:49:15,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:49:15,326 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:49:15,326 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1126045093] [2022-02-18 15:49:15,326 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1126045093] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:49:15,326 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:49:15,326 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:49:15,327 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217395855] [2022-02-18 15:49:15,327 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:49:15,327 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:49:15,327 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:49:15,328 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:49:15,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:49:15,328 INFO L87 Difference]: Start difference. First operand 12124 states and 24078 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:18,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:49:18,395 INFO L93 Difference]: Finished difference Result 22852 states and 45410 transitions. [2022-02-18 15:49:18,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-02-18 15:49:18,395 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:49:18,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:49:18,429 INFO L225 Difference]: With dead ends: 22852 [2022-02-18 15:49:18,430 INFO L226 Difference]: Without dead ends: 22852 [2022-02-18 15:49:18,430 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 987 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=736, Invalid=2924, Unknown=0, NotChecked=0, Total=3660 [2022-02-18 15:49:18,431 INFO L933 BasicCegarLoop]: 1308 mSDtfsCounter, 2192 mSDsluCounter, 8879 mSDsCounter, 0 mSdLazyCounter, 5757 mSolverCounterSat, 119 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2192 SdHoareTripleChecker+Valid, 10181 SdHoareTripleChecker+Invalid, 5876 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 119 IncrementalHoareTripleChecker+Valid, 5757 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-02-18 15:49:18,431 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2192 Valid, 10181 Invalid, 5876 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [119 Valid, 5757 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-02-18 15:49:18,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22852 states. [2022-02-18 15:49:18,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22852 to 11984. [2022-02-18 15:49:18,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11984 states, 11905 states have (on average 1.9986560268794624) internal successors, (23794), 11983 states have internal predecessors, (23794), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:18,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11984 states to 11984 states and 23794 transitions. [2022-02-18 15:49:18,641 INFO L78 Accepts]: Start accepts. Automaton has 11984 states and 23794 transitions. Word has length 104 [2022-02-18 15:49:18,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:49:18,641 INFO L470 AbstractCegarLoop]: Abstraction has 11984 states and 23794 transitions. [2022-02-18 15:49:18,641 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:18,641 INFO L276 IsEmpty]: Start isEmpty. Operand 11984 states and 23794 transitions. [2022-02-18 15:49:18,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:49:18,642 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:49:18,642 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:49:18,643 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-02-18 15:49:18,643 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:49:18,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:49:18,643 INFO L85 PathProgramCache]: Analyzing trace with hash 950418257, now seen corresponding path program 13 times [2022-02-18 15:49:18,643 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:49:18,643 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1919707534] [2022-02-18 15:49:18,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:49:18,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:49:18,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:49:18,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:49:18,856 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:49:18,856 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1919707534] [2022-02-18 15:49:18,856 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1919707534] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:49:18,856 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:49:18,856 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:49:18,856 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [835140285] [2022-02-18 15:49:18,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:49:18,856 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:49:18,856 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:49:18,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:49:18,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:49:18,857 INFO L87 Difference]: Start difference. First operand 11984 states and 23794 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:20,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:49:20,862 INFO L93 Difference]: Finished difference Result 32329 states and 64223 transitions. [2022-02-18 15:49:20,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-02-18 15:49:20,863 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:49:20,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:49:20,917 INFO L225 Difference]: With dead ends: 32329 [2022-02-18 15:49:20,917 INFO L226 Difference]: Without dead ends: 32329 [2022-02-18 15:49:20,918 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 475 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=433, Invalid=1459, Unknown=0, NotChecked=0, Total=1892 [2022-02-18 15:49:20,918 INFO L933 BasicCegarLoop]: 1000 mSDtfsCounter, 2237 mSDsluCounter, 5132 mSDsCounter, 0 mSdLazyCounter, 2855 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2237 SdHoareTripleChecker+Valid, 6128 SdHoareTripleChecker+Invalid, 2961 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 2855 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-18 15:49:20,918 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2237 Valid, 6128 Invalid, 2961 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 2855 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-18 15:49:20,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32329 states. [2022-02-18 15:49:21,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32329 to 12226. [2022-02-18 15:49:21,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12226 states, 12147 states have (on average 1.999341401169013) internal successors, (24286), 12225 states have internal predecessors, (24286), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:21,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12226 states to 12226 states and 24286 transitions. [2022-02-18 15:49:21,209 INFO L78 Accepts]: Start accepts. Automaton has 12226 states and 24286 transitions. Word has length 104 [2022-02-18 15:49:21,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:49:21,209 INFO L470 AbstractCegarLoop]: Abstraction has 12226 states and 24286 transitions. [2022-02-18 15:49:21,209 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:21,209 INFO L276 IsEmpty]: Start isEmpty. Operand 12226 states and 24286 transitions. [2022-02-18 15:49:21,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:49:21,211 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:49:21,211 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:49:21,211 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-02-18 15:49:21,211 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:49:21,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:49:21,212 INFO L85 PathProgramCache]: Analyzing trace with hash 1982662923, now seen corresponding path program 14 times [2022-02-18 15:49:21,212 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:49:21,212 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [829900923] [2022-02-18 15:49:21,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:49:21,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:49:21,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:49:21,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:49:21,522 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:49:21,522 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [829900923] [2022-02-18 15:49:21,522 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [829900923] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:49:21,522 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:49:21,522 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:49:21,522 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [345166459] [2022-02-18 15:49:21,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:49:21,523 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:49:21,523 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:49:21,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:49:21,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:49:21,523 INFO L87 Difference]: Start difference. First operand 12226 states and 24286 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:24,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:49:24,292 INFO L93 Difference]: Finished difference Result 32323 states and 64215 transitions. [2022-02-18 15:49:24,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-02-18 15:49:24,292 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:49:24,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:49:24,345 INFO L225 Difference]: With dead ends: 32323 [2022-02-18 15:49:24,345 INFO L226 Difference]: Without dead ends: 32323 [2022-02-18 15:49:24,346 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 531 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=468, Invalid=1602, Unknown=0, NotChecked=0, Total=2070 [2022-02-18 15:49:24,347 INFO L933 BasicCegarLoop]: 997 mSDtfsCounter, 2188 mSDsluCounter, 6461 mSDsCounter, 0 mSdLazyCounter, 4685 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2188 SdHoareTripleChecker+Valid, 7454 SdHoareTripleChecker+Invalid, 4780 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 4685 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:49:24,347 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2188 Valid, 7454 Invalid, 4780 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 4685 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-02-18 15:49:24,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32323 states. [2022-02-18 15:49:24,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32323 to 12240. [2022-02-18 15:49:24,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12240 states, 12161 states have (on average 1.9994243894416577) internal successors, (24315), 12239 states have internal predecessors, (24315), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:24,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12240 states to 12240 states and 24315 transitions. [2022-02-18 15:49:24,619 INFO L78 Accepts]: Start accepts. Automaton has 12240 states and 24315 transitions. Word has length 104 [2022-02-18 15:49:24,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:49:24,620 INFO L470 AbstractCegarLoop]: Abstraction has 12240 states and 24315 transitions. [2022-02-18 15:49:24,620 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:24,620 INFO L276 IsEmpty]: Start isEmpty. Operand 12240 states and 24315 transitions. [2022-02-18 15:49:24,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:49:24,621 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:49:24,621 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:49:24,621 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-02-18 15:49:24,622 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:49:24,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:49:24,622 INFO L85 PathProgramCache]: Analyzing trace with hash -1121577135, now seen corresponding path program 15 times [2022-02-18 15:49:24,622 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:49:24,622 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [293676806] [2022-02-18 15:49:24,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:49:24,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:49:24,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:49:24,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:49:24,819 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:49:24,819 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [293676806] [2022-02-18 15:49:24,819 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [293676806] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:49:24,819 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:49:24,820 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:49:24,820 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [949580387] [2022-02-18 15:49:24,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:49:24,820 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:49:24,820 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:49:24,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:49:24,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:49:24,821 INFO L87 Difference]: Start difference. First operand 12240 states and 24315 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:27,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:49:27,018 INFO L93 Difference]: Finished difference Result 32498 states and 64565 transitions. [2022-02-18 15:49:27,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-02-18 15:49:27,018 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:49:27,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:49:27,075 INFO L225 Difference]: With dead ends: 32498 [2022-02-18 15:49:27,075 INFO L226 Difference]: Without dead ends: 32498 [2022-02-18 15:49:27,076 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 501 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=431, Invalid=1549, Unknown=0, NotChecked=0, Total=1980 [2022-02-18 15:49:27,076 INFO L933 BasicCegarLoop]: 995 mSDtfsCounter, 2129 mSDsluCounter, 5661 mSDsCounter, 0 mSdLazyCounter, 3563 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2129 SdHoareTripleChecker+Valid, 6652 SdHoareTripleChecker+Invalid, 3683 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 3563 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:49:27,076 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2129 Valid, 6652 Invalid, 3683 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 3563 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-18 15:49:27,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32498 states. [2022-02-18 15:49:27,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32498 to 12254. [2022-02-18 15:49:27,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12254 states, 12175 states have (on average 1.9995071868583163) internal successors, (24344), 12253 states have internal predecessors, (24344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:27,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12254 states to 12254 states and 24344 transitions. [2022-02-18 15:49:27,372 INFO L78 Accepts]: Start accepts. Automaton has 12254 states and 24344 transitions. Word has length 104 [2022-02-18 15:49:27,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:49:27,372 INFO L470 AbstractCegarLoop]: Abstraction has 12254 states and 24344 transitions. [2022-02-18 15:49:27,372 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:27,372 INFO L276 IsEmpty]: Start isEmpty. Operand 12254 states and 24344 transitions. [2022-02-18 15:49:27,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:49:27,373 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:49:27,373 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:49:27,374 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-02-18 15:49:27,374 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:49:27,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:49:27,374 INFO L85 PathProgramCache]: Analyzing trace with hash 920271183, now seen corresponding path program 16 times [2022-02-18 15:49:27,374 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:49:27,374 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1547887085] [2022-02-18 15:49:27,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:49:27,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:49:27,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:49:27,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:49:27,585 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:49:27,585 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1547887085] [2022-02-18 15:49:27,585 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1547887085] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:49:27,585 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:49:27,585 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:49:27,585 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116360432] [2022-02-18 15:49:27,585 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:49:27,586 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:49:27,586 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:49:27,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:49:27,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:49:27,586 INFO L87 Difference]: Start difference. First operand 12254 states and 24344 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:30,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:49:30,267 INFO L93 Difference]: Finished difference Result 32413 states and 64395 transitions. [2022-02-18 15:49:30,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-02-18 15:49:30,268 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:49:30,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:49:30,354 INFO L225 Difference]: With dead ends: 32413 [2022-02-18 15:49:30,354 INFO L226 Difference]: Without dead ends: 32413 [2022-02-18 15:49:30,357 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 500 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=432, Invalid=1548, Unknown=0, NotChecked=0, Total=1980 [2022-02-18 15:49:30,357 INFO L933 BasicCegarLoop]: 1002 mSDtfsCounter, 2100 mSDsluCounter, 6502 mSDsCounter, 0 mSdLazyCounter, 4581 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2100 SdHoareTripleChecker+Valid, 7500 SdHoareTripleChecker+Invalid, 4680 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 4581 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:49:30,357 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2100 Valid, 7500 Invalid, 4680 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 4581 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-02-18 15:49:30,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32413 states. [2022-02-18 15:49:30,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32413 to 12254. [2022-02-18 15:49:30,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12254 states, 12175 states have (on average 1.9995071868583163) internal successors, (24344), 12253 states have internal predecessors, (24344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:30,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12254 states to 12254 states and 24344 transitions. [2022-02-18 15:49:30,674 INFO L78 Accepts]: Start accepts. Automaton has 12254 states and 24344 transitions. Word has length 104 [2022-02-18 15:49:30,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:49:30,674 INFO L470 AbstractCegarLoop]: Abstraction has 12254 states and 24344 transitions. [2022-02-18 15:49:30,674 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:30,674 INFO L276 IsEmpty]: Start isEmpty. Operand 12254 states and 24344 transitions. [2022-02-18 15:49:30,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:49:30,676 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:49:30,676 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:49:30,676 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-02-18 15:49:30,676 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:49:30,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:49:30,677 INFO L85 PathProgramCache]: Analyzing trace with hash 1288917127, now seen corresponding path program 17 times [2022-02-18 15:49:30,677 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:49:30,677 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [135403709] [2022-02-18 15:49:30,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:49:30,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:49:30,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:49:30,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:49:30,838 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:49:30,838 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [135403709] [2022-02-18 15:49:30,838 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [135403709] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:49:30,838 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:49:30,838 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:49:30,839 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651729900] [2022-02-18 15:49:30,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:49:30,839 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:49:30,839 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:49:30,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:49:30,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:49:30,840 INFO L87 Difference]: Start difference. First operand 12254 states and 24344 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:34,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:49:34,165 INFO L93 Difference]: Finished difference Result 32658 states and 64881 transitions. [2022-02-18 15:49:34,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-02-18 15:49:34,166 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:49:34,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:49:34,217 INFO L225 Difference]: With dead ends: 32658 [2022-02-18 15:49:34,217 INFO L226 Difference]: Without dead ends: 32658 [2022-02-18 15:49:34,218 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 988 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=868, Invalid=2914, Unknown=0, NotChecked=0, Total=3782 [2022-02-18 15:49:34,219 INFO L933 BasicCegarLoop]: 1129 mSDtfsCounter, 2359 mSDsluCounter, 7015 mSDsCounter, 0 mSdLazyCounter, 5628 mSolverCounterSat, 140 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2359 SdHoareTripleChecker+Valid, 8139 SdHoareTripleChecker+Invalid, 5768 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 140 IncrementalHoareTripleChecker+Valid, 5628 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-02-18 15:49:34,219 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2359 Valid, 8139 Invalid, 5768 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [140 Valid, 5628 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-02-18 15:49:34,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32658 states. [2022-02-18 15:49:34,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32658 to 12268. [2022-02-18 15:49:34,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12268 states, 12189 states have (on average 1.9995897940766265) internal successors, (24373), 12267 states have internal predecessors, (24373), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:34,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12268 states to 12268 states and 24373 transitions. [2022-02-18 15:49:34,495 INFO L78 Accepts]: Start accepts. Automaton has 12268 states and 24373 transitions. Word has length 104 [2022-02-18 15:49:34,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:49:34,495 INFO L470 AbstractCegarLoop]: Abstraction has 12268 states and 24373 transitions. [2022-02-18 15:49:34,495 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:34,495 INFO L276 IsEmpty]: Start isEmpty. Operand 12268 states and 24373 transitions. [2022-02-18 15:49:34,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:49:34,496 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:49:34,496 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:49:34,497 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-02-18 15:49:34,497 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:49:34,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:49:34,497 INFO L85 PathProgramCache]: Analyzing trace with hash -799061653, now seen corresponding path program 3 times [2022-02-18 15:49:34,497 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:49:34,497 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [509581989] [2022-02-18 15:49:34,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:49:34,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:49:34,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:49:34,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:49:34,675 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:49:34,675 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [509581989] [2022-02-18 15:49:34,675 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [509581989] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:49:34,675 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:49:34,675 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:49:34,675 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [442121901] [2022-02-18 15:49:34,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:49:34,675 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:49:34,675 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:49:34,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:49:34,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:49:34,676 INFO L87 Difference]: Start difference. First operand 12268 states and 24373 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:37,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:49:37,512 INFO L93 Difference]: Finished difference Result 42363 states and 84184 transitions. [2022-02-18 15:49:37,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-02-18 15:49:37,512 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:49:37,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:49:37,577 INFO L225 Difference]: With dead ends: 42363 [2022-02-18 15:49:37,578 INFO L226 Difference]: Without dead ends: 42363 [2022-02-18 15:49:37,579 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1058 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=590, Invalid=2832, Unknown=0, NotChecked=0, Total=3422 [2022-02-18 15:49:37,579 INFO L933 BasicCegarLoop]: 1188 mSDtfsCounter, 3125 mSDsluCounter, 7689 mSDsCounter, 0 mSdLazyCounter, 4455 mSolverCounterSat, 85 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3125 SdHoareTripleChecker+Valid, 8874 SdHoareTripleChecker+Invalid, 4540 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 4455 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:49:37,579 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3125 Valid, 8874 Invalid, 4540 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 4455 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-02-18 15:49:37,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42363 states. [2022-02-18 15:49:37,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42363 to 12300. [2022-02-18 15:49:37,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12300 states, 12221 states have (on average 1.9996726945421814) internal successors, (24438), 12299 states have internal predecessors, (24438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:37,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12300 states to 12300 states and 24438 transitions. [2022-02-18 15:49:37,930 INFO L78 Accepts]: Start accepts. Automaton has 12300 states and 24438 transitions. Word has length 104 [2022-02-18 15:49:37,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:49:37,930 INFO L470 AbstractCegarLoop]: Abstraction has 12300 states and 24438 transitions. [2022-02-18 15:49:37,930 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:37,930 INFO L276 IsEmpty]: Start isEmpty. Operand 12300 states and 24438 transitions. [2022-02-18 15:49:37,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:49:37,932 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:49:37,932 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:49:37,932 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-02-18 15:49:37,932 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:49:37,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:49:37,932 INFO L85 PathProgramCache]: Analyzing trace with hash 54098703, now seen corresponding path program 18 times [2022-02-18 15:49:37,933 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:49:37,933 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919508271] [2022-02-18 15:49:37,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:49:37,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:49:37,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:49:38,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:49:38,099 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:49:38,099 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [919508271] [2022-02-18 15:49:38,099 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [919508271] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:49:38,099 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:49:38,099 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:49:38,099 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [154685596] [2022-02-18 15:49:38,099 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:49:38,100 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:49:38,100 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:49:38,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:49:38,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:49:38,100 INFO L87 Difference]: Start difference. First operand 12300 states and 24438 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:42,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:49:42,030 INFO L93 Difference]: Finished difference Result 42304 states and 84058 transitions. [2022-02-18 15:49:42,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-02-18 15:49:42,030 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:49:42,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:49:42,099 INFO L225 Difference]: With dead ends: 42304 [2022-02-18 15:49:42,099 INFO L226 Difference]: Without dead ends: 42304 [2022-02-18 15:49:42,100 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1330 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=961, Invalid=3595, Unknown=0, NotChecked=0, Total=4556 [2022-02-18 15:49:42,100 INFO L933 BasicCegarLoop]: 1284 mSDtfsCounter, 3185 mSDsluCounter, 9461 mSDsCounter, 0 mSdLazyCounter, 7083 mSolverCounterSat, 154 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3185 SdHoareTripleChecker+Valid, 10739 SdHoareTripleChecker+Invalid, 7237 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 154 IncrementalHoareTripleChecker+Valid, 7083 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:49:42,101 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3185 Valid, 10739 Invalid, 7237 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [154 Valid, 7083 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-02-18 15:49:42,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42304 states. [2022-02-18 15:49:42,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42304 to 12192. [2022-02-18 15:49:42,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12192 states, 12113 states have (on average 1.9993395525468505) internal successors, (24218), 12191 states have internal predecessors, (24218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:42,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12192 states to 12192 states and 24218 transitions. [2022-02-18 15:49:42,415 INFO L78 Accepts]: Start accepts. Automaton has 12192 states and 24218 transitions. Word has length 104 [2022-02-18 15:49:42,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:49:42,415 INFO L470 AbstractCegarLoop]: Abstraction has 12192 states and 24218 transitions. [2022-02-18 15:49:42,416 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:42,416 INFO L276 IsEmpty]: Start isEmpty. Operand 12192 states and 24218 transitions. [2022-02-18 15:49:42,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:49:42,417 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:49:42,418 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:49:42,418 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-02-18 15:49:42,418 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:49:42,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:49:42,418 INFO L85 PathProgramCache]: Analyzing trace with hash -165456061, now seen corresponding path program 4 times [2022-02-18 15:49:42,418 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:49:42,418 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [753156531] [2022-02-18 15:49:42,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:49:42,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:49:42,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:49:42,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:49:42,667 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:49:42,667 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [753156531] [2022-02-18 15:49:42,667 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [753156531] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:49:42,667 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:49:42,667 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:49:42,667 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482818515] [2022-02-18 15:49:42,667 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:49:42,668 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:49:42,668 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:49:42,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:49:42,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:49:42,668 INFO L87 Difference]: Start difference. First operand 12192 states and 24218 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:44,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:49:44,937 INFO L93 Difference]: Finished difference Result 22589 states and 44864 transitions. [2022-02-18 15:49:44,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-02-18 15:49:44,938 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:49:44,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:49:44,972 INFO L225 Difference]: With dead ends: 22589 [2022-02-18 15:49:44,972 INFO L226 Difference]: Without dead ends: 22589 [2022-02-18 15:49:44,973 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 650 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=456, Invalid=1896, Unknown=0, NotChecked=0, Total=2352 [2022-02-18 15:49:44,973 INFO L933 BasicCegarLoop]: 1098 mSDtfsCounter, 2369 mSDsluCounter, 6397 mSDsCounter, 0 mSdLazyCounter, 3428 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2369 SdHoareTripleChecker+Valid, 7492 SdHoareTripleChecker+Invalid, 3521 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 3428 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:49:44,973 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2369 Valid, 7492 Invalid, 3521 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 3428 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-18 15:49:45,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22589 states. [2022-02-18 15:49:45,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22589 to 12212. [2022-02-18 15:49:45,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12212 states, 12133 states have (on average 1.9994230610731063) internal successors, (24259), 12211 states have internal predecessors, (24259), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:45,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12212 states to 12212 states and 24259 transitions. [2022-02-18 15:49:45,192 INFO L78 Accepts]: Start accepts. Automaton has 12212 states and 24259 transitions. Word has length 104 [2022-02-18 15:49:45,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:49:45,192 INFO L470 AbstractCegarLoop]: Abstraction has 12212 states and 24259 transitions. [2022-02-18 15:49:45,192 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:45,192 INFO L276 IsEmpty]: Start isEmpty. Operand 12212 states and 24259 transitions. [2022-02-18 15:49:45,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:49:45,194 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:49:45,194 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:49:45,194 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-02-18 15:49:45,194 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:49:45,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:49:45,194 INFO L85 PathProgramCache]: Analyzing trace with hash -80627389, now seen corresponding path program 5 times [2022-02-18 15:49:45,194 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:49:45,195 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1198217968] [2022-02-18 15:49:45,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:49:45,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:49:45,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:49:45,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:49:45,397 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:49:45,397 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1198217968] [2022-02-18 15:49:45,397 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1198217968] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:49:45,397 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:49:45,397 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:49:45,398 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [556274113] [2022-02-18 15:49:45,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:49:45,398 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:49:45,398 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:49:45,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:49:45,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:49:45,399 INFO L87 Difference]: Start difference. First operand 12212 states and 24259 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:47,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:49:47,905 INFO L93 Difference]: Finished difference Result 22690 states and 45066 transitions. [2022-02-18 15:49:47,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-02-18 15:49:47,905 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:49:47,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:49:47,946 INFO L225 Difference]: With dead ends: 22690 [2022-02-18 15:49:47,946 INFO L226 Difference]: Without dead ends: 22690 [2022-02-18 15:49:47,947 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 590 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=409, Invalid=1753, Unknown=0, NotChecked=0, Total=2162 [2022-02-18 15:49:47,948 INFO L933 BasicCegarLoop]: 1049 mSDtfsCounter, 2313 mSDsluCounter, 7187 mSDsCounter, 0 mSdLazyCounter, 4421 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2313 SdHoareTripleChecker+Valid, 8233 SdHoareTripleChecker+Invalid, 4498 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 4421 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:49:47,948 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2313 Valid, 8233 Invalid, 4498 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 4421 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-18 15:49:47,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22690 states. [2022-02-18 15:49:48,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22690 to 12224. [2022-02-18 15:49:48,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12224 states, 12145 states have (on average 1.9995059695347879) internal successors, (24284), 12223 states have internal predecessors, (24284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:48,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12224 states to 12224 states and 24284 transitions. [2022-02-18 15:49:48,296 INFO L78 Accepts]: Start accepts. Automaton has 12224 states and 24284 transitions. Word has length 104 [2022-02-18 15:49:48,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:49:48,296 INFO L470 AbstractCegarLoop]: Abstraction has 12224 states and 24284 transitions. [2022-02-18 15:49:48,296 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:48,296 INFO L276 IsEmpty]: Start isEmpty. Operand 12224 states and 24284 transitions. [2022-02-18 15:49:48,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:49:48,297 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:49:48,297 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:49:48,297 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-02-18 15:49:48,298 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:49:48,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:49:48,298 INFO L85 PathProgramCache]: Analyzing trace with hash -1001203355, now seen corresponding path program 6 times [2022-02-18 15:49:48,298 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:49:48,298 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1019733755] [2022-02-18 15:49:48,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:49:48,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:49:48,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:49:48,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:49:48,487 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:49:48,487 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1019733755] [2022-02-18 15:49:48,487 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1019733755] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:49:48,487 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:49:48,488 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:49:48,488 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2126330920] [2022-02-18 15:49:48,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:49:48,488 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:49:48,488 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:49:48,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:49:48,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:49:48,488 INFO L87 Difference]: Start difference. First operand 12224 states and 24284 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:50,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:49:50,502 INFO L93 Difference]: Finished difference Result 22764 states and 45214 transitions. [2022-02-18 15:49:50,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-02-18 15:49:50,503 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:49:50,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:49:50,535 INFO L225 Difference]: With dead ends: 22764 [2022-02-18 15:49:50,535 INFO L226 Difference]: Without dead ends: 22764 [2022-02-18 15:49:50,536 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 527 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=367, Invalid=1613, Unknown=0, NotChecked=0, Total=1980 [2022-02-18 15:49:50,537 INFO L933 BasicCegarLoop]: 1015 mSDtfsCounter, 2270 mSDsluCounter, 6466 mSDsCounter, 0 mSdLazyCounter, 3471 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2270 SdHoareTripleChecker+Valid, 7478 SdHoareTripleChecker+Invalid, 3560 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 3471 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:49:50,537 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2270 Valid, 7478 Invalid, 3560 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 3471 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-18 15:49:50,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22764 states. [2022-02-18 15:49:50,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22764 to 12236. [2022-02-18 15:49:50,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12236 states, 12157 states have (on average 1.9995887143209674) internal successors, (24309), 12235 states have internal predecessors, (24309), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:50,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12236 states to 12236 states and 24309 transitions. [2022-02-18 15:49:50,758 INFO L78 Accepts]: Start accepts. Automaton has 12236 states and 24309 transitions. Word has length 104 [2022-02-18 15:49:50,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:49:50,758 INFO L470 AbstractCegarLoop]: Abstraction has 12236 states and 24309 transitions. [2022-02-18 15:49:50,758 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:50,758 INFO L276 IsEmpty]: Start isEmpty. Operand 12236 states and 24309 transitions. [2022-02-18 15:49:50,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:49:50,761 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:49:50,761 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:49:50,761 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-02-18 15:49:50,762 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:49:50,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:49:50,762 INFO L85 PathProgramCache]: Analyzing trace with hash 2136653729, now seen corresponding path program 7 times [2022-02-18 15:49:50,762 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:49:50,762 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [155217246] [2022-02-18 15:49:50,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:49:50,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:49:50,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:49:50,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:49:50,941 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:49:50,942 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [155217246] [2022-02-18 15:49:50,942 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [155217246] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:49:50,942 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:49:50,942 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:49:50,942 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992666201] [2022-02-18 15:49:50,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:49:50,942 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:49:50,942 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:49:50,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:49:50,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:49:50,943 INFO L87 Difference]: Start difference. First operand 12236 states and 24309 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:53,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:49:53,559 INFO L93 Difference]: Finished difference Result 32341 states and 64254 transitions. [2022-02-18 15:49:53,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-02-18 15:49:53,563 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:49:53,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:49:53,627 INFO L225 Difference]: With dead ends: 32341 [2022-02-18 15:49:53,627 INFO L226 Difference]: Without dead ends: 32341 [2022-02-18 15:49:53,628 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 793 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=521, Invalid=2235, Unknown=0, NotChecked=0, Total=2756 [2022-02-18 15:49:53,629 INFO L933 BasicCegarLoop]: 1196 mSDtfsCounter, 2713 mSDsluCounter, 7699 mSDsCounter, 0 mSdLazyCounter, 4210 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2713 SdHoareTripleChecker+Valid, 8892 SdHoareTripleChecker+Invalid, 4279 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 4210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:49:53,629 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2713 Valid, 8892 Invalid, 4279 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 4210 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-18 15:49:53,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32341 states. [2022-02-18 15:49:53,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32341 to 12272. [2022-02-18 15:49:53,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12272 states, 12193 states have (on average 1.9996719429180678) internal successors, (24382), 12271 states have internal predecessors, (24382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:53,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12272 states to 12272 states and 24382 transitions. [2022-02-18 15:49:53,936 INFO L78 Accepts]: Start accepts. Automaton has 12272 states and 24382 transitions. Word has length 104 [2022-02-18 15:49:53,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:49:53,936 INFO L470 AbstractCegarLoop]: Abstraction has 12272 states and 24382 transitions. [2022-02-18 15:49:53,936 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:53,936 INFO L276 IsEmpty]: Start isEmpty. Operand 12272 states and 24382 transitions. [2022-02-18 15:49:53,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:49:53,938 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:49:53,939 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:49:53,939 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-02-18 15:49:53,939 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:49:53,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:49:53,939 INFO L85 PathProgramCache]: Analyzing trace with hash -1516032753, now seen corresponding path program 19 times [2022-02-18 15:49:53,940 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:49:53,940 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [207677005] [2022-02-18 15:49:53,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:49:53,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:49:53,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:49:54,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:49:54,098 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:49:54,098 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [207677005] [2022-02-18 15:49:54,098 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [207677005] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:49:54,099 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:49:54,099 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:49:54,099 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896917797] [2022-02-18 15:49:54,099 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:49:54,099 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:49:54,099 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:49:54,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:49:54,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:49:54,100 INFO L87 Difference]: Start difference. First operand 12272 states and 24382 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:57,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:49:57,008 INFO L93 Difference]: Finished difference Result 32265 states and 64091 transitions. [2022-02-18 15:49:57,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-02-18 15:49:57,009 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:49:57,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:49:57,067 INFO L225 Difference]: With dead ends: 32265 [2022-02-18 15:49:57,067 INFO L226 Difference]: Without dead ends: 32265 [2022-02-18 15:49:57,068 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 981 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=771, Invalid=2889, Unknown=0, NotChecked=0, Total=3660 [2022-02-18 15:49:57,068 INFO L933 BasicCegarLoop]: 1263 mSDtfsCounter, 2849 mSDsluCounter, 7786 mSDsCounter, 0 mSdLazyCounter, 4917 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2849 SdHoareTripleChecker+Valid, 9044 SdHoareTripleChecker+Invalid, 5010 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 4917 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:49:57,069 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2849 Valid, 9044 Invalid, 5010 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 4917 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-02-18 15:49:57,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32265 states. [2022-02-18 15:49:57,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32265 to 12192. [2022-02-18 15:49:57,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12192 states, 12113 states have (on average 1.9993395525468505) internal successors, (24218), 12191 states have internal predecessors, (24218), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:57,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12192 states to 12192 states and 24218 transitions. [2022-02-18 15:49:57,368 INFO L78 Accepts]: Start accepts. Automaton has 12192 states and 24218 transitions. Word has length 104 [2022-02-18 15:49:57,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:49:57,368 INFO L470 AbstractCegarLoop]: Abstraction has 12192 states and 24218 transitions. [2022-02-18 15:49:57,368 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:49:57,368 INFO L276 IsEmpty]: Start isEmpty. Operand 12192 states and 24218 transitions. [2022-02-18 15:49:57,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:49:57,370 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:49:57,370 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:49:57,370 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-02-18 15:49:57,370 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:49:57,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:49:57,370 INFO L85 PathProgramCache]: Analyzing trace with hash -834713763, now seen corresponding path program 8 times [2022-02-18 15:49:57,371 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:49:57,371 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [186243452] [2022-02-18 15:49:57,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:49:57,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:49:57,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:49:57,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:49:57,572 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:49:57,572 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [186243452] [2022-02-18 15:49:57,572 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [186243452] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:49:57,572 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:49:57,572 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:49:57,572 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [210247664] [2022-02-18 15:49:57,573 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:49:57,573 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:49:57,573 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:49:57,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:49:57,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:49:57,574 INFO L87 Difference]: Start difference. First operand 12192 states and 24218 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:00,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:50:00,605 INFO L93 Difference]: Finished difference Result 41517 states and 82492 transitions. [2022-02-18 15:50:00,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-02-18 15:50:00,605 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:50:00,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:50:00,692 INFO L225 Difference]: With dead ends: 41517 [2022-02-18 15:50:00,692 INFO L226 Difference]: Without dead ends: 41517 [2022-02-18 15:50:00,693 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 921 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=568, Invalid=2512, Unknown=0, NotChecked=0, Total=3080 [2022-02-18 15:50:00,693 INFO L933 BasicCegarLoop]: 1264 mSDtfsCounter, 2717 mSDsluCounter, 8493 mSDsCounter, 0 mSdLazyCounter, 4821 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2717 SdHoareTripleChecker+Valid, 9754 SdHoareTripleChecker+Invalid, 4895 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 4821 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-02-18 15:50:00,693 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2717 Valid, 9754 Invalid, 4895 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 4821 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-02-18 15:50:00,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41517 states. [2022-02-18 15:50:01,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41517 to 12248. [2022-02-18 15:50:01,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12248 states, 12169 states have (on average 1.9996712959158518) internal successors, (24334), 12247 states have internal predecessors, (24334), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:01,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12248 states to 12248 states and 24334 transitions. [2022-02-18 15:50:01,057 INFO L78 Accepts]: Start accepts. Automaton has 12248 states and 24334 transitions. Word has length 104 [2022-02-18 15:50:01,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:50:01,057 INFO L470 AbstractCegarLoop]: Abstraction has 12248 states and 24334 transitions. [2022-02-18 15:50:01,057 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:01,058 INFO L276 IsEmpty]: Start isEmpty. Operand 12248 states and 24334 transitions. [2022-02-18 15:50:01,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:50:01,059 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:50:01,059 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:50:01,059 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-02-18 15:50:01,059 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:50:01,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:50:01,060 INFO L85 PathProgramCache]: Analyzing trace with hash -192432949, now seen corresponding path program 20 times [2022-02-18 15:50:01,060 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:50:01,060 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391211993] [2022-02-18 15:50:01,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:50:01,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:50:01,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:50:01,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:50:01,219 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:50:01,219 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [391211993] [2022-02-18 15:50:01,220 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [391211993] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:50:01,220 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:50:01,220 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:50:01,220 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [515784146] [2022-02-18 15:50:01,220 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:50:01,220 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:50:01,220 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:50:01,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:50:01,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:50:01,221 INFO L87 Difference]: Start difference. First operand 12248 states and 24334 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:05,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:50:05,381 INFO L93 Difference]: Finished difference Result 41733 states and 82908 transitions. [2022-02-18 15:50:05,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-02-18 15:50:05,382 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:50:05,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:50:05,454 INFO L225 Difference]: With dead ends: 41733 [2022-02-18 15:50:05,454 INFO L226 Difference]: Without dead ends: 41733 [2022-02-18 15:50:05,454 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 981 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=771, Invalid=2889, Unknown=0, NotChecked=0, Total=3660 [2022-02-18 15:50:05,455 INFO L933 BasicCegarLoop]: 1481 mSDtfsCounter, 2836 mSDsluCounter, 9481 mSDsCounter, 0 mSdLazyCounter, 7139 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2836 SdHoareTripleChecker+Valid, 10956 SdHoareTripleChecker+Invalid, 7227 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 7139 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:50:05,455 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2836 Valid, 10956 Invalid, 7227 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 7139 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2022-02-18 15:50:05,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41733 states. [2022-02-18 15:50:05,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41733 to 12124. [2022-02-18 15:50:05,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12124 states, 12045 states have (on average 1.9993358239933583) internal successors, (24082), 12123 states have internal predecessors, (24082), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:05,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12124 states to 12124 states and 24082 transitions. [2022-02-18 15:50:05,780 INFO L78 Accepts]: Start accepts. Automaton has 12124 states and 24082 transitions. Word has length 104 [2022-02-18 15:50:05,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:50:05,780 INFO L470 AbstractCegarLoop]: Abstraction has 12124 states and 24082 transitions. [2022-02-18 15:50:05,780 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:05,780 INFO L276 IsEmpty]: Start isEmpty. Operand 12124 states and 24082 transitions. [2022-02-18 15:50:05,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:50:05,782 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:50:05,782 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:50:05,782 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-02-18 15:50:05,782 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:50:05,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:50:05,783 INFO L85 PathProgramCache]: Analyzing trace with hash -1744714583, now seen corresponding path program 21 times [2022-02-18 15:50:05,783 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:50:05,783 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2074519446] [2022-02-18 15:50:05,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:50:05,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:50:05,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:50:05,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:50:05,998 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:50:05,998 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2074519446] [2022-02-18 15:50:05,998 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2074519446] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:50:05,998 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:50:05,998 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:50:05,998 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2029483768] [2022-02-18 15:50:05,998 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:50:05,998 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:50:05,998 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:50:05,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:50:05,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:50:05,999 INFO L87 Difference]: Start difference. First operand 12124 states and 24082 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:08,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:50:08,234 INFO L93 Difference]: Finished difference Result 23034 states and 45782 transitions. [2022-02-18 15:50:08,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-18 15:50:08,235 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:50:08,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:50:08,268 INFO L225 Difference]: With dead ends: 23034 [2022-02-18 15:50:08,268 INFO L226 Difference]: Without dead ends: 23034 [2022-02-18 15:50:08,268 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 244 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=279, Invalid=1053, Unknown=0, NotChecked=0, Total=1332 [2022-02-18 15:50:08,269 INFO L933 BasicCegarLoop]: 892 mSDtfsCounter, 1312 mSDsluCounter, 6026 mSDsCounter, 0 mSdLazyCounter, 4266 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1312 SdHoareTripleChecker+Valid, 6915 SdHoareTripleChecker+Invalid, 4365 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 4266 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:50:08,269 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1312 Valid, 6915 Invalid, 4365 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 4266 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-18 15:50:08,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23034 states. [2022-02-18 15:50:08,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23034 to 12235. [2022-02-18 15:50:08,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12235 states, 12156 states have (on average 1.9993418887792036) internal successors, (24304), 12234 states have internal predecessors, (24304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:08,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12235 states to 12235 states and 24304 transitions. [2022-02-18 15:50:08,492 INFO L78 Accepts]: Start accepts. Automaton has 12235 states and 24304 transitions. Word has length 104 [2022-02-18 15:50:08,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:50:08,492 INFO L470 AbstractCegarLoop]: Abstraction has 12235 states and 24304 transitions. [2022-02-18 15:50:08,492 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:08,492 INFO L276 IsEmpty]: Start isEmpty. Operand 12235 states and 24304 transitions. [2022-02-18 15:50:08,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:50:08,494 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:50:08,494 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:50:08,494 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-02-18 15:50:08,494 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:50:08,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:50:08,495 INFO L85 PathProgramCache]: Analyzing trace with hash -712469917, now seen corresponding path program 22 times [2022-02-18 15:50:08,495 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:50:08,495 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385100343] [2022-02-18 15:50:08,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:50:08,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:50:08,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:50:08,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:50:08,705 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:50:08,705 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1385100343] [2022-02-18 15:50:08,706 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1385100343] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:50:08,706 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:50:08,706 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:50:08,706 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [353448457] [2022-02-18 15:50:08,706 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:50:08,707 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:50:08,707 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:50:08,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:50:08,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:50:08,707 INFO L87 Difference]: Start difference. First operand 12235 states and 24304 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:11,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:50:11,158 INFO L93 Difference]: Finished difference Result 23028 states and 45774 transitions. [2022-02-18 15:50:11,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-18 15:50:11,159 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:50:11,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:50:11,194 INFO L225 Difference]: With dead ends: 23028 [2022-02-18 15:50:11,195 INFO L226 Difference]: Without dead ends: 23028 [2022-02-18 15:50:11,195 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 284 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=300, Invalid=1182, Unknown=0, NotChecked=0, Total=1482 [2022-02-18 15:50:11,195 INFO L933 BasicCegarLoop]: 889 mSDtfsCounter, 1351 mSDsluCounter, 6335 mSDsCounter, 0 mSdLazyCounter, 4648 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1351 SdHoareTripleChecker+Valid, 7221 SdHoareTripleChecker+Invalid, 4741 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 4648 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:50:11,195 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1351 Valid, 7221 Invalid, 4741 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 4648 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-18 15:50:11,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23028 states. [2022-02-18 15:50:11,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23028 to 12249. [2022-02-18 15:50:11,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12249 states, 12170 states have (on average 1.9994248151191454) internal successors, (24333), 12248 states have internal predecessors, (24333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:11,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12249 states to 12249 states and 24333 transitions. [2022-02-18 15:50:11,422 INFO L78 Accepts]: Start accepts. Automaton has 12249 states and 24333 transitions. Word has length 104 [2022-02-18 15:50:11,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:50:11,422 INFO L470 AbstractCegarLoop]: Abstraction has 12249 states and 24333 transitions. [2022-02-18 15:50:11,422 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:11,422 INFO L276 IsEmpty]: Start isEmpty. Operand 12249 states and 24333 transitions. [2022-02-18 15:50:11,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:50:11,424 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:50:11,424 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:50:11,424 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-02-18 15:50:11,424 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:50:11,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:50:11,425 INFO L85 PathProgramCache]: Analyzing trace with hash 478257321, now seen corresponding path program 23 times [2022-02-18 15:50:11,425 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:50:11,425 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172439328] [2022-02-18 15:50:11,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:50:11,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:50:11,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:50:11,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:50:11,650 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:50:11,650 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1172439328] [2022-02-18 15:50:11,650 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1172439328] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:50:11,650 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:50:11,650 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:50:11,650 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547629621] [2022-02-18 15:50:11,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:50:11,651 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:50:11,651 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:50:11,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:50:11,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:50:11,651 INFO L87 Difference]: Start difference. First operand 12249 states and 24333 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:13,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:50:13,941 INFO L93 Difference]: Finished difference Result 23203 states and 46124 transitions. [2022-02-18 15:50:13,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-18 15:50:13,941 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:50:13,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:50:13,975 INFO L225 Difference]: With dead ends: 23203 [2022-02-18 15:50:13,975 INFO L226 Difference]: Without dead ends: 23203 [2022-02-18 15:50:13,975 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 269 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=270, Invalid=1136, Unknown=0, NotChecked=0, Total=1406 [2022-02-18 15:50:13,976 INFO L933 BasicCegarLoop]: 890 mSDtfsCounter, 1249 mSDsluCounter, 6114 mSDsCounter, 0 mSdLazyCounter, 4501 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1249 SdHoareTripleChecker+Valid, 7001 SdHoareTripleChecker+Invalid, 4596 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 4501 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:50:13,976 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1249 Valid, 7001 Invalid, 4596 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 4501 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-18 15:50:14,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23203 states. [2022-02-18 15:50:14,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23203 to 12263. [2022-02-18 15:50:14,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12263 states, 12184 states have (on average 1.9995075508864084) internal successors, (24362), 12262 states have internal predecessors, (24362), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:14,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12263 states to 12263 states and 24362 transitions. [2022-02-18 15:50:14,193 INFO L78 Accepts]: Start accepts. Automaton has 12263 states and 24362 transitions. Word has length 104 [2022-02-18 15:50:14,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:50:14,193 INFO L470 AbstractCegarLoop]: Abstraction has 12263 states and 24362 transitions. [2022-02-18 15:50:14,194 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:14,194 INFO L276 IsEmpty]: Start isEmpty. Operand 12263 states and 24362 transitions. [2022-02-18 15:50:14,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:50:14,196 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:50:14,196 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:50:14,196 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-02-18 15:50:14,196 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:50:14,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:50:14,196 INFO L85 PathProgramCache]: Analyzing trace with hash -1774861657, now seen corresponding path program 24 times [2022-02-18 15:50:14,197 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:50:14,197 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [856666136] [2022-02-18 15:50:14,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:50:14,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:50:14,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:50:14,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:50:14,394 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:50:14,394 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [856666136] [2022-02-18 15:50:14,394 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [856666136] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:50:14,394 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:50:14,394 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:50:14,394 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593432756] [2022-02-18 15:50:14,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:50:14,395 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:50:14,395 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:50:14,395 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:50:14,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:50:14,396 INFO L87 Difference]: Start difference. First operand 12263 states and 24362 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:17,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:50:17,252 INFO L93 Difference]: Finished difference Result 23118 states and 45954 transitions. [2022-02-18 15:50:17,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-18 15:50:17,253 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:50:17,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:50:17,288 INFO L225 Difference]: With dead ends: 23118 [2022-02-18 15:50:17,288 INFO L226 Difference]: Without dead ends: 23118 [2022-02-18 15:50:17,288 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 268 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=271, Invalid=1135, Unknown=0, NotChecked=0, Total=1406 [2022-02-18 15:50:17,289 INFO L933 BasicCegarLoop]: 897 mSDtfsCounter, 1208 mSDsluCounter, 7320 mSDsCounter, 0 mSdLazyCounter, 5846 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1208 SdHoareTripleChecker+Valid, 8214 SdHoareTripleChecker+Invalid, 5925 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 5846 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-02-18 15:50:17,289 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1208 Valid, 8214 Invalid, 5925 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 5846 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-02-18 15:50:17,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23118 states. [2022-02-18 15:50:17,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23118 to 12263. [2022-02-18 15:50:17,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12263 states, 12184 states have (on average 1.9995075508864084) internal successors, (24362), 12262 states have internal predecessors, (24362), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:17,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12263 states to 12263 states and 24362 transitions. [2022-02-18 15:50:17,514 INFO L78 Accepts]: Start accepts. Automaton has 12263 states and 24362 transitions. Word has length 104 [2022-02-18 15:50:17,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:50:17,514 INFO L470 AbstractCegarLoop]: Abstraction has 12263 states and 24362 transitions. [2022-02-18 15:50:17,514 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:17,514 INFO L276 IsEmpty]: Start isEmpty. Operand 12263 states and 24362 transitions. [2022-02-18 15:50:17,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:50:17,516 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:50:17,516 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:50:17,516 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2022-02-18 15:50:17,516 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:50:17,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:50:17,516 INFO L85 PathProgramCache]: Analyzing trace with hash -1406215713, now seen corresponding path program 25 times [2022-02-18 15:50:17,516 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:50:17,516 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1361167214] [2022-02-18 15:50:17,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:50:17,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:50:17,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:50:17,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:50:17,676 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:50:17,676 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1361167214] [2022-02-18 15:50:17,677 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1361167214] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:50:17,677 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:50:17,677 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:50:17,677 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2102138456] [2022-02-18 15:50:17,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:50:17,677 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:50:17,677 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:50:17,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:50:17,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:50:17,678 INFO L87 Difference]: Start difference. First operand 12263 states and 24362 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:20,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:50:20,822 INFO L93 Difference]: Finished difference Result 23339 states and 46392 transitions. [2022-02-18 15:50:20,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-02-18 15:50:20,823 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:50:20,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:50:20,862 INFO L225 Difference]: With dead ends: 23339 [2022-02-18 15:50:20,863 INFO L226 Difference]: Without dead ends: 23339 [2022-02-18 15:50:20,863 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 543 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=552, Invalid=2100, Unknown=0, NotChecked=0, Total=2652 [2022-02-18 15:50:20,864 INFO L933 BasicCegarLoop]: 1041 mSDtfsCounter, 1319 mSDsluCounter, 7717 mSDsCounter, 0 mSdLazyCounter, 6594 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1319 SdHoareTripleChecker+Valid, 8754 SdHoareTripleChecker+Invalid, 6720 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 6594 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-02-18 15:50:20,864 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1319 Valid, 8754 Invalid, 6720 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 6594 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-02-18 15:50:20,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23339 states. [2022-02-18 15:50:21,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23339 to 12281. [2022-02-18 15:50:21,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12281 states, 12202 states have (on average 1.999590231109654) internal successors, (24399), 12280 states have internal predecessors, (24399), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:21,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12281 states to 12281 states and 24399 transitions. [2022-02-18 15:50:21,177 INFO L78 Accepts]: Start accepts. Automaton has 12281 states and 24399 transitions. Word has length 104 [2022-02-18 15:50:21,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:50:21,177 INFO L470 AbstractCegarLoop]: Abstraction has 12281 states and 24399 transitions. [2022-02-18 15:50:21,178 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:21,178 INFO L276 IsEmpty]: Start isEmpty. Operand 12281 states and 24399 transitions. [2022-02-18 15:50:21,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:50:21,179 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:50:21,179 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:50:21,179 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2022-02-18 15:50:21,179 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:50:21,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:50:21,180 INFO L85 PathProgramCache]: Analyzing trace with hash 800772803, now seen corresponding path program 9 times [2022-02-18 15:50:21,180 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:50:21,180 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1672067299] [2022-02-18 15:50:21,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:50:21,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:50:21,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:50:21,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:50:21,355 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:50:21,355 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1672067299] [2022-02-18 15:50:21,355 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1672067299] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:50:21,356 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:50:21,356 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:50:21,356 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1890845821] [2022-02-18 15:50:21,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:50:21,356 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:50:21,356 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:50:21,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:50:21,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:50:21,357 INFO L87 Difference]: Start difference. First operand 12281 states and 24399 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:23,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:50:23,452 INFO L93 Difference]: Finished difference Result 22935 states and 45590 transitions. [2022-02-18 15:50:23,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-18 15:50:23,452 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:50:23,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:50:23,486 INFO L225 Difference]: With dead ends: 22935 [2022-02-18 15:50:23,486 INFO L226 Difference]: Without dead ends: 22935 [2022-02-18 15:50:23,487 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 317 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=255, Invalid=1227, Unknown=0, NotChecked=0, Total=1482 [2022-02-18 15:50:23,487 INFO L933 BasicCegarLoop]: 1087 mSDtfsCounter, 1890 mSDsluCounter, 7351 mSDsCounter, 0 mSdLazyCounter, 4112 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1890 SdHoareTripleChecker+Valid, 8436 SdHoareTripleChecker+Invalid, 4179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 4112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:50:23,487 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1890 Valid, 8436 Invalid, 4179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 4112 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-18 15:50:23,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22935 states. [2022-02-18 15:50:23,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22935 to 12269. [2022-02-18 15:50:23,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12269 states, 12190 states have (on average 1.9996718621821166) internal successors, (24376), 12268 states have internal predecessors, (24376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:23,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12269 states to 12269 states and 24376 transitions. [2022-02-18 15:50:23,699 INFO L78 Accepts]: Start accepts. Automaton has 12269 states and 24376 transitions. Word has length 104 [2022-02-18 15:50:23,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:50:23,700 INFO L470 AbstractCegarLoop]: Abstraction has 12269 states and 24376 transitions. [2022-02-18 15:50:23,700 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:23,700 INFO L276 IsEmpty]: Start isEmpty. Operand 12269 states and 24376 transitions. [2022-02-18 15:50:23,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:50:23,702 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:50:23,702 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:50:23,702 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2022-02-18 15:50:23,702 INFO L402 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:50:23,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:50:23,702 INFO L85 PathProgramCache]: Analyzing trace with hash 1653933159, now seen corresponding path program 26 times [2022-02-18 15:50:23,702 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:50:23,703 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [954864734] [2022-02-18 15:50:23,703 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:50:23,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:50:23,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:50:23,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:50:23,868 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:50:23,868 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [954864734] [2022-02-18 15:50:23,868 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [954864734] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:50:23,868 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:50:23,868 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:50:23,868 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126796586] [2022-02-18 15:50:23,868 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:50:23,869 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:50:23,869 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:50:23,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:50:23,869 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:50:23,869 INFO L87 Difference]: Start difference. First operand 12269 states and 24376 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:26,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:50:26,842 INFO L93 Difference]: Finished difference Result 22926 states and 45566 transitions. [2022-02-18 15:50:26,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-02-18 15:50:26,842 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:50:26,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:50:26,875 INFO L225 Difference]: With dead ends: 22926 [2022-02-18 15:50:26,875 INFO L226 Difference]: Without dead ends: 22926 [2022-02-18 15:50:26,876 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 721 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=589, Invalid=2491, Unknown=0, NotChecked=0, Total=3080 [2022-02-18 15:50:26,876 INFO L933 BasicCegarLoop]: 1199 mSDtfsCounter, 1769 mSDsluCounter, 8631 mSDsCounter, 0 mSdLazyCounter, 6035 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1769 SdHoareTripleChecker+Valid, 9825 SdHoareTripleChecker+Invalid, 6146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 6035 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-02-18 15:50:26,876 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1769 Valid, 9825 Invalid, 6146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 6035 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-02-18 15:50:26,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22926 states. [2022-02-18 15:50:27,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22926 to 12129. [2022-02-18 15:50:27,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12129 states, 12050 states have (on average 1.9993360995850622) internal successors, (24092), 12128 states have internal predecessors, (24092), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:27,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12129 states to 12129 states and 24092 transitions. [2022-02-18 15:50:27,110 INFO L78 Accepts]: Start accepts. Automaton has 12129 states and 24092 transitions. Word has length 104 [2022-02-18 15:50:27,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:50:27,110 INFO L470 AbstractCegarLoop]: Abstraction has 12129 states and 24092 transitions. [2022-02-18 15:50:27,110 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:27,110 INFO L276 IsEmpty]: Start isEmpty. Operand 12129 states and 24092 transitions. [2022-02-18 15:50:27,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:50:27,111 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:50:27,111 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:50:27,111 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2022-02-18 15:50:27,112 INFO L402 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:50:27,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:50:27,112 INFO L85 PathProgramCache]: Analyzing trace with hash 995634129, now seen corresponding path program 27 times [2022-02-18 15:50:27,112 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:50:27,112 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1070639933] [2022-02-18 15:50:27,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:50:27,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:50:27,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:50:27,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:50:27,323 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:50:27,323 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1070639933] [2022-02-18 15:50:27,323 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1070639933] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:50:27,323 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:50:27,323 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:50:27,323 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922002868] [2022-02-18 15:50:27,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:50:27,324 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:50:27,324 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:50:27,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:50:27,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:50:27,324 INFO L87 Difference]: Start difference. First operand 12129 states and 24092 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:29,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:50:29,478 INFO L93 Difference]: Finished difference Result 33250 states and 66097 transitions. [2022-02-18 15:50:29,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-02-18 15:50:29,478 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:50:29,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:50:29,531 INFO L225 Difference]: With dead ends: 33250 [2022-02-18 15:50:29,531 INFO L226 Difference]: Without dead ends: 33250 [2022-02-18 15:50:29,532 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 348 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=345, Invalid=1295, Unknown=0, NotChecked=0, Total=1640 [2022-02-18 15:50:29,532 INFO L933 BasicCegarLoop]: 1071 mSDtfsCounter, 1576 mSDsluCounter, 6428 mSDsCounter, 0 mSdLazyCounter, 3907 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1576 SdHoareTripleChecker+Valid, 7496 SdHoareTripleChecker+Invalid, 3982 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 3907 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:50:29,532 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1576 Valid, 7496 Invalid, 3982 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 3907 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-18 15:50:29,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33250 states. [2022-02-18 15:50:29,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33250 to 12271. [2022-02-18 15:50:29,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12271 states, 12192 states have (on average 1.9993438320209973) internal successors, (24376), 12270 states have internal predecessors, (24376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:29,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12271 states to 12271 states and 24376 transitions. [2022-02-18 15:50:29,828 INFO L78 Accepts]: Start accepts. Automaton has 12271 states and 24376 transitions. Word has length 104 [2022-02-18 15:50:29,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:50:29,828 INFO L470 AbstractCegarLoop]: Abstraction has 12271 states and 24376 transitions. [2022-02-18 15:50:29,828 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:29,828 INFO L276 IsEmpty]: Start isEmpty. Operand 12271 states and 24376 transitions. [2022-02-18 15:50:29,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:50:29,830 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:50:29,830 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:50:29,830 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2022-02-18 15:50:29,831 INFO L402 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:50:29,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:50:29,831 INFO L85 PathProgramCache]: Analyzing trace with hash 2027878795, now seen corresponding path program 28 times [2022-02-18 15:50:29,831 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:50:29,831 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [749970918] [2022-02-18 15:50:29,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:50:29,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:50:29,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:50:30,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:50:30,031 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:50:30,031 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [749970918] [2022-02-18 15:50:30,032 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [749970918] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:50:30,032 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:50:30,032 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:50:30,032 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049671400] [2022-02-18 15:50:30,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:50:30,032 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:50:30,032 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:50:30,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:50:30,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:50:30,033 INFO L87 Difference]: Start difference. First operand 12271 states and 24376 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:32,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:50:32,475 INFO L93 Difference]: Finished difference Result 33244 states and 66089 transitions. [2022-02-18 15:50:32,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-02-18 15:50:32,476 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:50:32,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:50:32,526 INFO L225 Difference]: With dead ends: 33244 [2022-02-18 15:50:32,526 INFO L226 Difference]: Without dead ends: 33244 [2022-02-18 15:50:32,526 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 396 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=372, Invalid=1434, Unknown=0, NotChecked=0, Total=1806 [2022-02-18 15:50:32,526 INFO L933 BasicCegarLoop]: 1068 mSDtfsCounter, 1628 mSDsluCounter, 6485 mSDsCounter, 0 mSdLazyCounter, 4245 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1628 SdHoareTripleChecker+Valid, 7550 SdHoareTripleChecker+Invalid, 4351 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 4245 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:50:32,527 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1628 Valid, 7550 Invalid, 4351 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 4245 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-18 15:50:32,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33244 states. [2022-02-18 15:50:32,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33244 to 12285. [2022-02-18 15:50:32,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12285 states, 12206 states have (on average 1.9994265115516958) internal successors, (24405), 12284 states have internal predecessors, (24405), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:32,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12285 states to 12285 states and 24405 transitions. [2022-02-18 15:50:32,779 INFO L78 Accepts]: Start accepts. Automaton has 12285 states and 24405 transitions. Word has length 104 [2022-02-18 15:50:32,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:50:32,779 INFO L470 AbstractCegarLoop]: Abstraction has 12285 states and 24405 transitions. [2022-02-18 15:50:32,779 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:32,779 INFO L276 IsEmpty]: Start isEmpty. Operand 12285 states and 24405 transitions. [2022-02-18 15:50:32,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:50:32,781 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:50:32,781 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:50:32,781 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2022-02-18 15:50:32,781 INFO L402 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:50:32,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:50:32,781 INFO L85 PathProgramCache]: Analyzing trace with hash -1076361263, now seen corresponding path program 29 times [2022-02-18 15:50:32,782 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:50:32,782 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597068319] [2022-02-18 15:50:32,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:50:32,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:50:32,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:50:32,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:50:32,971 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:50:32,971 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [597068319] [2022-02-18 15:50:32,972 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [597068319] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:50:32,972 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:50:32,972 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:50:32,972 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1814644795] [2022-02-18 15:50:32,972 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:50:32,972 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:50:32,972 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:50:32,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:50:32,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:50:32,973 INFO L87 Difference]: Start difference. First operand 12285 states and 24405 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:36,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:50:36,201 INFO L93 Difference]: Finished difference Result 33419 states and 66439 transitions. [2022-02-18 15:50:36,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-02-18 15:50:36,202 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:50:36,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:50:36,256 INFO L225 Difference]: With dead ends: 33419 [2022-02-18 15:50:36,257 INFO L226 Difference]: Without dead ends: 33419 [2022-02-18 15:50:36,257 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 374 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=340, Invalid=1382, Unknown=0, NotChecked=0, Total=1722 [2022-02-18 15:50:36,257 INFO L933 BasicCegarLoop]: 1092 mSDtfsCounter, 1516 mSDsluCounter, 8171 mSDsCounter, 0 mSdLazyCounter, 6379 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1516 SdHoareTripleChecker+Valid, 9260 SdHoareTripleChecker+Invalid, 6477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 6379 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:50:36,258 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1516 Valid, 9260 Invalid, 6477 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 6379 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-02-18 15:50:36,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33419 states. [2022-02-18 15:50:36,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33419 to 12299. [2022-02-18 15:50:36,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12299 states, 12220 states have (on average 1.9995090016366612) internal successors, (24434), 12298 states have internal predecessors, (24434), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:36,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12299 states to 12299 states and 24434 transitions. [2022-02-18 15:50:36,546 INFO L78 Accepts]: Start accepts. Automaton has 12299 states and 24434 transitions. Word has length 104 [2022-02-18 15:50:36,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:50:36,546 INFO L470 AbstractCegarLoop]: Abstraction has 12299 states and 24434 transitions. [2022-02-18 15:50:36,546 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:36,546 INFO L276 IsEmpty]: Start isEmpty. Operand 12299 states and 24434 transitions. [2022-02-18 15:50:36,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:50:36,547 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:50:36,547 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:50:36,548 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2022-02-18 15:50:36,548 INFO L402 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:50:36,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:50:36,548 INFO L85 PathProgramCache]: Analyzing trace with hash 965487055, now seen corresponding path program 30 times [2022-02-18 15:50:36,548 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:50:36,548 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1390348723] [2022-02-18 15:50:36,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:50:36,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:50:36,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:50:36,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:50:36,766 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:50:36,766 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1390348723] [2022-02-18 15:50:36,766 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1390348723] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:50:36,766 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:50:36,766 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:50:36,767 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1662608707] [2022-02-18 15:50:36,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:50:36,767 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:50:36,767 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:50:36,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:50:36,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:50:36,768 INFO L87 Difference]: Start difference. First operand 12299 states and 24434 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:39,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:50:39,804 INFO L93 Difference]: Finished difference Result 33334 states and 66269 transitions. [2022-02-18 15:50:39,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-02-18 15:50:39,805 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:50:39,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:50:39,865 INFO L225 Difference]: With dead ends: 33334 [2022-02-18 15:50:39,865 INFO L226 Difference]: Without dead ends: 33334 [2022-02-18 15:50:39,865 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 373 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=341, Invalid=1381, Unknown=0, NotChecked=0, Total=1722 [2022-02-18 15:50:39,866 INFO L933 BasicCegarLoop]: 1097 mSDtfsCounter, 1498 mSDsluCounter, 7659 mSDsCounter, 0 mSdLazyCounter, 5732 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1498 SdHoareTripleChecker+Valid, 8753 SdHoareTripleChecker+Invalid, 5819 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 5732 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-02-18 15:50:39,866 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1498 Valid, 8753 Invalid, 5819 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 5732 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-02-18 15:50:39,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33334 states. [2022-02-18 15:50:40,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33334 to 12299. [2022-02-18 15:50:40,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12299 states, 12220 states have (on average 1.9995090016366612) internal successors, (24434), 12298 states have internal predecessors, (24434), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:40,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12299 states to 12299 states and 24434 transitions. [2022-02-18 15:50:40,181 INFO L78 Accepts]: Start accepts. Automaton has 12299 states and 24434 transitions. Word has length 104 [2022-02-18 15:50:40,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:50:40,181 INFO L470 AbstractCegarLoop]: Abstraction has 12299 states and 24434 transitions. [2022-02-18 15:50:40,182 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:40,182 INFO L276 IsEmpty]: Start isEmpty. Operand 12299 states and 24434 transitions. [2022-02-18 15:50:40,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:50:40,183 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:50:40,183 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:50:40,183 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2022-02-18 15:50:40,183 INFO L402 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:50:40,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:50:40,184 INFO L85 PathProgramCache]: Analyzing trace with hash 1334132999, now seen corresponding path program 31 times [2022-02-18 15:50:40,184 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:50:40,184 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [591657744] [2022-02-18 15:50:40,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:50:40,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:50:40,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:50:40,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:50:40,341 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:50:40,341 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [591657744] [2022-02-18 15:50:40,341 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [591657744] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:50:40,341 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:50:40,341 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:50:40,342 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103482065] [2022-02-18 15:50:40,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:50:40,342 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:50:40,342 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:50:40,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:50:40,342 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:50:40,342 INFO L87 Difference]: Start difference. First operand 12299 states and 24434 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:43,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:50:43,958 INFO L93 Difference]: Finished difference Result 33758 states and 67109 transitions. [2022-02-18 15:50:43,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-02-18 15:50:43,958 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:50:43,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:50:44,016 INFO L225 Difference]: With dead ends: 33758 [2022-02-18 15:50:44,017 INFO L226 Difference]: Without dead ends: 33758 [2022-02-18 15:50:44,017 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 885 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=795, Invalid=2987, Unknown=0, NotChecked=0, Total=3782 [2022-02-18 15:50:44,017 INFO L933 BasicCegarLoop]: 1363 mSDtfsCounter, 1604 mSDsluCounter, 8314 mSDsCounter, 0 mSdLazyCounter, 6865 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1604 SdHoareTripleChecker+Valid, 9673 SdHoareTripleChecker+Invalid, 7009 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 6865 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:50:44,017 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1604 Valid, 9673 Invalid, 7009 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 6865 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-02-18 15:50:44,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33758 states. [2022-02-18 15:50:44,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33758 to 12313. [2022-02-18 15:50:44,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12313 states, 12234 states have (on average 1.999591302926271) internal successors, (24463), 12312 states have internal predecessors, (24463), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:44,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12313 states to 12313 states and 24463 transitions. [2022-02-18 15:50:44,311 INFO L78 Accepts]: Start accepts. Automaton has 12313 states and 24463 transitions. Word has length 104 [2022-02-18 15:50:44,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:50:44,311 INFO L470 AbstractCegarLoop]: Abstraction has 12313 states and 24463 transitions. [2022-02-18 15:50:44,311 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:44,311 INFO L276 IsEmpty]: Start isEmpty. Operand 12313 states and 24463 transitions. [2022-02-18 15:50:44,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:50:44,313 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:50:44,313 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:50:44,313 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2022-02-18 15:50:44,313 INFO L402 AbstractCegarLoop]: === Iteration 47 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:50:44,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:50:44,313 INFO L85 PathProgramCache]: Analyzing trace with hash -753845781, now seen corresponding path program 10 times [2022-02-18 15:50:44,313 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:50:44,313 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [942522114] [2022-02-18 15:50:44,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:50:44,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:50:44,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:50:44,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:50:44,502 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:50:44,502 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [942522114] [2022-02-18 15:50:44,502 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [942522114] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:50:44,502 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:50:44,502 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:50:44,502 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2134373982] [2022-02-18 15:50:44,502 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:50:44,503 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:50:44,503 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:50:44,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:50:44,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:50:44,503 INFO L87 Difference]: Start difference. First operand 12313 states and 24463 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:47,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:50:47,555 INFO L93 Difference]: Finished difference Result 43284 states and 86058 transitions. [2022-02-18 15:50:47,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-02-18 15:50:47,555 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:50:47,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:50:47,635 INFO L225 Difference]: With dead ends: 43284 [2022-02-18 15:50:47,635 INFO L226 Difference]: Without dead ends: 43284 [2022-02-18 15:50:47,635 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 487 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=338, Invalid=1642, Unknown=0, NotChecked=0, Total=1980 [2022-02-18 15:50:47,636 INFO L933 BasicCegarLoop]: 1267 mSDtfsCounter, 2323 mSDsluCounter, 9281 mSDsCounter, 0 mSdLazyCounter, 5569 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2323 SdHoareTripleChecker+Valid, 10546 SdHoareTripleChecker+Invalid, 5632 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 5569 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-02-18 15:50:47,636 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2323 Valid, 10546 Invalid, 5632 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 5569 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-02-18 15:50:47,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43284 states. [2022-02-18 15:50:47,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43284 to 12345. [2022-02-18 15:50:47,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12345 states, 12266 states have (on average 1.9996738953203979) internal successors, (24528), 12344 states have internal predecessors, (24528), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:48,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12345 states to 12345 states and 24528 transitions. [2022-02-18 15:50:48,102 INFO L78 Accepts]: Start accepts. Automaton has 12345 states and 24528 transitions. Word has length 104 [2022-02-18 15:50:48,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:50:48,102 INFO L470 AbstractCegarLoop]: Abstraction has 12345 states and 24528 transitions. [2022-02-18 15:50:48,102 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:48,102 INFO L276 IsEmpty]: Start isEmpty. Operand 12345 states and 24528 transitions. [2022-02-18 15:50:48,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:50:48,104 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:50:48,104 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:50:48,104 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2022-02-18 15:50:48,104 INFO L402 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:50:48,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:50:48,104 INFO L85 PathProgramCache]: Analyzing trace with hash 99314575, now seen corresponding path program 32 times [2022-02-18 15:50:48,105 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:50:48,105 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1548367348] [2022-02-18 15:50:48,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:50:48,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:50:48,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:50:48,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:50:48,253 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:50:48,253 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1548367348] [2022-02-18 15:50:48,253 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1548367348] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:50:48,253 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:50:48,253 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:50:48,253 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [887189020] [2022-02-18 15:50:48,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:50:48,254 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:50:48,254 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:50:48,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:50:48,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:50:48,254 INFO L87 Difference]: Start difference. First operand 12345 states and 24528 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:51,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:50:51,931 INFO L93 Difference]: Finished difference Result 43404 states and 86286 transitions. [2022-02-18 15:50:51,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-02-18 15:50:51,931 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:50:51,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:50:51,996 INFO L225 Difference]: With dead ends: 43404 [2022-02-18 15:50:51,997 INFO L226 Difference]: Without dead ends: 43404 [2022-02-18 15:50:51,998 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1102 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=842, Invalid=3448, Unknown=0, NotChecked=0, Total=4290 [2022-02-18 15:50:51,998 INFO L933 BasicCegarLoop]: 1520 mSDtfsCounter, 2215 mSDsluCounter, 9972 mSDsCounter, 0 mSdLazyCounter, 6750 mSolverCounterSat, 165 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2215 SdHoareTripleChecker+Valid, 11489 SdHoareTripleChecker+Invalid, 6915 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 165 IncrementalHoareTripleChecker+Valid, 6750 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:50:51,998 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2215 Valid, 11489 Invalid, 6915 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [165 Valid, 6750 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-02-18 15:50:52,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43404 states. [2022-02-18 15:50:52,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43404 to 12237. [2022-02-18 15:50:52,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12237 states, 12158 states have (on average 1.9993419970389867) internal successors, (24308), 12236 states have internal predecessors, (24308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:52,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12237 states to 12237 states and 24308 transitions. [2022-02-18 15:50:52,316 INFO L78 Accepts]: Start accepts. Automaton has 12237 states and 24308 transitions. Word has length 104 [2022-02-18 15:50:52,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:50:52,316 INFO L470 AbstractCegarLoop]: Abstraction has 12237 states and 24308 transitions. [2022-02-18 15:50:52,316 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:52,316 INFO L276 IsEmpty]: Start isEmpty. Operand 12237 states and 24308 transitions. [2022-02-18 15:50:52,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:50:52,318 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:50:52,318 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:50:52,318 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2022-02-18 15:50:52,318 INFO L402 AbstractCegarLoop]: === Iteration 49 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:50:52,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:50:52,318 INFO L85 PathProgramCache]: Analyzing trace with hash -120240189, now seen corresponding path program 11 times [2022-02-18 15:50:52,318 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:50:52,318 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391820720] [2022-02-18 15:50:52,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:50:52,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:50:52,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:50:52,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:50:52,495 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:50:52,495 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1391820720] [2022-02-18 15:50:52,495 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1391820720] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:50:52,495 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:50:52,495 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:50:52,495 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956872076] [2022-02-18 15:50:52,495 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:50:52,496 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:50:52,496 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:50:52,496 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:50:52,496 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:50:52,496 INFO L87 Difference]: Start difference. First operand 12237 states and 24308 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:54,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:50:54,824 INFO L93 Difference]: Finished difference Result 23510 states and 46738 transitions. [2022-02-18 15:50:54,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-18 15:50:54,825 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:50:54,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:50:54,862 INFO L225 Difference]: With dead ends: 23510 [2022-02-18 15:50:54,862 INFO L226 Difference]: Without dead ends: 23510 [2022-02-18 15:50:54,862 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 318 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=280, Invalid=1202, Unknown=0, NotChecked=0, Total=1482 [2022-02-18 15:50:54,863 INFO L933 BasicCegarLoop]: 1174 mSDtfsCounter, 1781 mSDsluCounter, 7181 mSDsCounter, 0 mSdLazyCounter, 4080 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1781 SdHoareTripleChecker+Valid, 8353 SdHoareTripleChecker+Invalid, 4148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 4080 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:50:54,863 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1781 Valid, 8353 Invalid, 4148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 4080 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-18 15:50:54,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23510 states. [2022-02-18 15:50:55,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23510 to 12257. [2022-02-18 15:50:55,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12257 states, 12178 states have (on average 1.9994251929709312) internal successors, (24349), 12256 states have internal predecessors, (24349), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:55,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12257 states to 12257 states and 24349 transitions. [2022-02-18 15:50:55,089 INFO L78 Accepts]: Start accepts. Automaton has 12257 states and 24349 transitions. Word has length 104 [2022-02-18 15:50:55,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:50:55,090 INFO L470 AbstractCegarLoop]: Abstraction has 12257 states and 24349 transitions. [2022-02-18 15:50:55,090 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:55,090 INFO L276 IsEmpty]: Start isEmpty. Operand 12257 states and 24349 transitions. [2022-02-18 15:50:55,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:50:55,091 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:50:55,091 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:50:55,091 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2022-02-18 15:50:55,091 INFO L402 AbstractCegarLoop]: === Iteration 50 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:50:55,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:50:55,092 INFO L85 PathProgramCache]: Analyzing trace with hash -35411517, now seen corresponding path program 12 times [2022-02-18 15:50:55,092 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:50:55,092 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [337253619] [2022-02-18 15:50:55,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:50:55,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:50:55,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:50:55,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:50:55,280 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:50:55,280 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [337253619] [2022-02-18 15:50:55,280 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [337253619] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:50:55,280 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:50:55,280 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:50:55,281 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904886639] [2022-02-18 15:50:55,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:50:55,281 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:50:55,281 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:50:55,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:50:55,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:50:55,282 INFO L87 Difference]: Start difference. First operand 12257 states and 24349 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:57,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:50:57,831 INFO L93 Difference]: Finished difference Result 23611 states and 46940 transitions. [2022-02-18 15:50:57,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-18 15:50:57,831 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:50:57,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:50:57,867 INFO L225 Difference]: With dead ends: 23611 [2022-02-18 15:50:57,867 INFO L226 Difference]: Without dead ends: 23611 [2022-02-18 15:50:57,868 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 301 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=259, Invalid=1147, Unknown=0, NotChecked=0, Total=1406 [2022-02-18 15:50:57,868 INFO L933 BasicCegarLoop]: 1158 mSDtfsCounter, 1664 mSDsluCounter, 7936 mSDsCounter, 0 mSdLazyCounter, 4917 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1664 SdHoareTripleChecker+Valid, 9092 SdHoareTripleChecker+Invalid, 4973 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 4917 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:50:57,868 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1664 Valid, 9092 Invalid, 4973 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 4917 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-02-18 15:50:57,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23611 states. [2022-02-18 15:50:58,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23611 to 12269. [2022-02-18 15:50:58,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12269 states, 12190 states have (on average 1.9995077932731746) internal successors, (24374), 12268 states have internal predecessors, (24374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:58,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12269 states to 12269 states and 24374 transitions. [2022-02-18 15:50:58,077 INFO L78 Accepts]: Start accepts. Automaton has 12269 states and 24374 transitions. Word has length 104 [2022-02-18 15:50:58,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:50:58,077 INFO L470 AbstractCegarLoop]: Abstraction has 12269 states and 24374 transitions. [2022-02-18 15:50:58,077 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:50:58,077 INFO L276 IsEmpty]: Start isEmpty. Operand 12269 states and 24374 transitions. [2022-02-18 15:50:58,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:50:58,079 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:50:58,079 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:50:58,079 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2022-02-18 15:50:58,079 INFO L402 AbstractCegarLoop]: === Iteration 51 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:50:58,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:50:58,079 INFO L85 PathProgramCache]: Analyzing trace with hash -955987483, now seen corresponding path program 13 times [2022-02-18 15:50:58,079 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:50:58,079 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1302449177] [2022-02-18 15:50:58,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:50:58,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:50:58,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:50:58,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:50:58,248 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:50:58,248 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1302449177] [2022-02-18 15:50:58,248 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1302449177] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:50:58,248 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:50:58,248 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:50:58,248 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1108399073] [2022-02-18 15:50:58,248 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:50:58,248 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:50:58,248 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:50:58,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:50:58,249 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:50:58,249 INFO L87 Difference]: Start difference. First operand 12269 states and 24374 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:00,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:51:00,320 INFO L93 Difference]: Finished difference Result 23685 states and 47088 transitions. [2022-02-18 15:51:00,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-18 15:51:00,320 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:51:00,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:51:00,358 INFO L225 Difference]: With dead ends: 23685 [2022-02-18 15:51:00,358 INFO L226 Difference]: Without dead ends: 23685 [2022-02-18 15:51:00,359 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 280 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=241, Invalid=1091, Unknown=0, NotChecked=0, Total=1332 [2022-02-18 15:51:00,359 INFO L933 BasicCegarLoop]: 1123 mSDtfsCounter, 1636 mSDsluCounter, 7168 mSDsCounter, 0 mSdLazyCounter, 3894 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1636 SdHoareTripleChecker+Valid, 8289 SdHoareTripleChecker+Invalid, 3969 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 3894 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:51:00,359 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1636 Valid, 8289 Invalid, 3969 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 3894 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-18 15:51:00,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23685 states. [2022-02-18 15:51:00,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23685 to 12281. [2022-02-18 15:51:00,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12281 states, 12202 states have (on average 1.999590231109654) internal successors, (24399), 12280 states have internal predecessors, (24399), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:00,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12281 states to 12281 states and 24399 transitions. [2022-02-18 15:51:00,596 INFO L78 Accepts]: Start accepts. Automaton has 12281 states and 24399 transitions. Word has length 104 [2022-02-18 15:51:00,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:51:00,596 INFO L470 AbstractCegarLoop]: Abstraction has 12281 states and 24399 transitions. [2022-02-18 15:51:00,596 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:00,597 INFO L276 IsEmpty]: Start isEmpty. Operand 12281 states and 24399 transitions. [2022-02-18 15:51:00,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:51:00,598 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:51:00,598 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:51:00,598 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2022-02-18 15:51:00,598 INFO L402 AbstractCegarLoop]: === Iteration 52 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:51:00,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:51:00,599 INFO L85 PathProgramCache]: Analyzing trace with hash -2113097695, now seen corresponding path program 14 times [2022-02-18 15:51:00,599 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:51:00,599 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [243004955] [2022-02-18 15:51:00,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:51:00,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:51:00,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:51:00,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:51:00,806 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:51:00,806 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [243004955] [2022-02-18 15:51:00,806 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [243004955] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:51:00,806 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:51:00,806 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:51:00,806 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1388154451] [2022-02-18 15:51:00,806 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:51:00,806 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:51:00,807 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:51:00,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:51:00,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:51:00,807 INFO L87 Difference]: Start difference. First operand 12281 states and 24399 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:03,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:51:03,463 INFO L93 Difference]: Finished difference Result 33262 states and 66128 transitions. [2022-02-18 15:51:03,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-02-18 15:51:03,463 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:51:03,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:51:03,523 INFO L225 Difference]: With dead ends: 33262 [2022-02-18 15:51:03,523 INFO L226 Difference]: Without dead ends: 33262 [2022-02-18 15:51:03,524 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 366 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=303, Invalid=1337, Unknown=0, NotChecked=0, Total=1640 [2022-02-18 15:51:03,524 INFO L933 BasicCegarLoop]: 1275 mSDtfsCounter, 1991 mSDsluCounter, 8540 mSDsCounter, 0 mSdLazyCounter, 4690 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1991 SdHoareTripleChecker+Valid, 9813 SdHoareTripleChecker+Invalid, 4739 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 4690 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:51:03,524 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1991 Valid, 9813 Invalid, 4739 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 4690 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-02-18 15:51:03,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33262 states. [2022-02-18 15:51:03,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33262 to 12317. [2022-02-18 15:51:03,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12317 states, 12238 states have (on average 1.999673149207387) internal successors, (24472), 12316 states have internal predecessors, (24472), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:03,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12317 states to 12317 states and 24472 transitions. [2022-02-18 15:51:03,817 INFO L78 Accepts]: Start accepts. Automaton has 12317 states and 24472 transitions. Word has length 104 [2022-02-18 15:51:03,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:51:03,817 INFO L470 AbstractCegarLoop]: Abstraction has 12317 states and 24472 transitions. [2022-02-18 15:51:03,818 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:03,818 INFO L276 IsEmpty]: Start isEmpty. Operand 12317 states and 24472 transitions. [2022-02-18 15:51:03,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:51:03,819 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:51:03,819 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:51:03,819 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2022-02-18 15:51:03,819 INFO L402 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:51:03,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:51:03,820 INFO L85 PathProgramCache]: Analyzing trace with hash -1470816881, now seen corresponding path program 33 times [2022-02-18 15:51:03,820 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:51:03,820 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714742395] [2022-02-18 15:51:03,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:51:03,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:51:03,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:51:03,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:51:03,961 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:51:03,961 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714742395] [2022-02-18 15:51:03,961 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1714742395] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:51:03,961 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:51:03,961 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:51:03,961 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [477527398] [2022-02-18 15:51:03,961 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:51:03,961 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:51:03,961 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:51:03,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:51:03,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:51:03,962 INFO L87 Difference]: Start difference. First operand 12317 states and 24472 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:07,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:51:07,729 INFO L93 Difference]: Finished difference Result 33365 states and 66319 transitions. [2022-02-18 15:51:07,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-02-18 15:51:07,730 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:51:07,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:51:07,780 INFO L225 Difference]: With dead ends: 33365 [2022-02-18 15:51:07,780 INFO L226 Difference]: Without dead ends: 33365 [2022-02-18 15:51:07,781 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 848 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=680, Invalid=2860, Unknown=0, NotChecked=0, Total=3540 [2022-02-18 15:51:07,781 INFO L933 BasicCegarLoop]: 1499 mSDtfsCounter, 1949 mSDsluCounter, 10283 mSDsCounter, 0 mSdLazyCounter, 7692 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1949 SdHoareTripleChecker+Valid, 11778 SdHoareTripleChecker+Invalid, 7769 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 7692 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:51:07,782 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1949 Valid, 11778 Invalid, 7769 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 7692 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-02-18 15:51:07,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33365 states. [2022-02-18 15:51:08,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33365 to 12207. [2022-02-18 15:51:08,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12207 states, 12128 states have (on average 1.9993403693931397) internal successors, (24248), 12206 states have internal predecessors, (24248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:08,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12207 states to 12207 states and 24248 transitions. [2022-02-18 15:51:08,044 INFO L78 Accepts]: Start accepts. Automaton has 12207 states and 24248 transitions. Word has length 104 [2022-02-18 15:51:08,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:51:08,045 INFO L470 AbstractCegarLoop]: Abstraction has 12207 states and 24248 transitions. [2022-02-18 15:51:08,045 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:08,045 INFO L276 IsEmpty]: Start isEmpty. Operand 12207 states and 24248 transitions. [2022-02-18 15:51:08,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:51:08,046 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:51:08,046 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:51:08,046 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2022-02-18 15:51:08,046 INFO L402 AbstractCegarLoop]: === Iteration 54 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:51:08,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:51:08,047 INFO L85 PathProgramCache]: Analyzing trace with hash -789497891, now seen corresponding path program 15 times [2022-02-18 15:51:08,047 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:51:08,047 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [104128252] [2022-02-18 15:51:08,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:51:08,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:51:08,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:51:08,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:51:08,220 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:51:08,220 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [104128252] [2022-02-18 15:51:08,220 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [104128252] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:51:08,220 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:51:08,221 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:51:08,221 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [961734526] [2022-02-18 15:51:08,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:51:08,221 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:51:08,221 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:51:08,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:51:08,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:51:08,222 INFO L87 Difference]: Start difference. First operand 12207 states and 24248 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:10,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:51:10,865 INFO L93 Difference]: Finished difference Result 42438 states and 84366 transitions. [2022-02-18 15:51:10,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-02-18 15:51:10,866 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:51:10,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:51:10,959 INFO L225 Difference]: With dead ends: 42438 [2022-02-18 15:51:10,959 INFO L226 Difference]: Without dead ends: 42438 [2022-02-18 15:51:10,960 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 423 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=1480, Unknown=0, NotChecked=0, Total=1806 [2022-02-18 15:51:10,960 INFO L933 BasicCegarLoop]: 1343 mSDtfsCounter, 2059 mSDsluCounter, 8804 mSDsCounter, 0 mSdLazyCounter, 4561 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2059 SdHoareTripleChecker+Valid, 10145 SdHoareTripleChecker+Invalid, 4622 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 4561 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:51:10,960 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2059 Valid, 10145 Invalid, 4622 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 4561 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-02-18 15:51:11,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42438 states. [2022-02-18 15:51:11,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42438 to 12263. [2022-02-18 15:51:11,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12263 states, 12184 states have (on average 1.999671700590939) internal successors, (24364), 12262 states have internal predecessors, (24364), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:11,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12263 states to 12263 states and 24364 transitions. [2022-02-18 15:51:11,294 INFO L78 Accepts]: Start accepts. Automaton has 12263 states and 24364 transitions. Word has length 104 [2022-02-18 15:51:11,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:51:11,294 INFO L470 AbstractCegarLoop]: Abstraction has 12263 states and 24364 transitions. [2022-02-18 15:51:11,294 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:11,294 INFO L276 IsEmpty]: Start isEmpty. Operand 12263 states and 24364 transitions. [2022-02-18 15:51:11,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:51:11,296 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:51:11,296 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:51:11,296 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2022-02-18 15:51:11,296 INFO L402 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:51:11,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:51:11,296 INFO L85 PathProgramCache]: Analyzing trace with hash -147217077, now seen corresponding path program 34 times [2022-02-18 15:51:11,296 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:51:11,297 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [466523334] [2022-02-18 15:51:11,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:51:11,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:51:11,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:51:11,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:51:11,449 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:51:11,449 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [466523334] [2022-02-18 15:51:11,449 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [466523334] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:51:11,449 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:51:11,449 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:51:11,450 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [158247727] [2022-02-18 15:51:11,450 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:51:11,450 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:51:11,450 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:51:11,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:51:11,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:51:11,450 INFO L87 Difference]: Start difference. First operand 12263 states and 24364 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:15,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:51:15,537 INFO L93 Difference]: Finished difference Result 42833 states and 85136 transitions. [2022-02-18 15:51:15,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-02-18 15:51:15,537 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:51:15,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:51:15,619 INFO L225 Difference]: With dead ends: 42833 [2022-02-18 15:51:15,619 INFO L226 Difference]: Without dead ends: 42833 [2022-02-18 15:51:15,620 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 848 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=680, Invalid=2860, Unknown=0, NotChecked=0, Total=3540 [2022-02-18 15:51:15,620 INFO L933 BasicCegarLoop]: 1717 mSDtfsCounter, 1945 mSDsluCounter, 11050 mSDsCounter, 0 mSdLazyCounter, 8318 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1945 SdHoareTripleChecker+Valid, 12764 SdHoareTripleChecker+Invalid, 8404 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 8318 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:51:15,620 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1945 Valid, 12764 Invalid, 8404 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 8318 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2022-02-18 15:51:15,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42833 states. [2022-02-18 15:51:15,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42833 to 12127. [2022-02-18 15:51:16,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12127 states, 12048 states have (on average 1.99933598937583) internal successors, (24088), 12126 states have internal predecessors, (24088), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:16,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12127 states to 12127 states and 24088 transitions. [2022-02-18 15:51:16,025 INFO L78 Accepts]: Start accepts. Automaton has 12127 states and 24088 transitions. Word has length 104 [2022-02-18 15:51:16,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:51:16,025 INFO L470 AbstractCegarLoop]: Abstraction has 12127 states and 24088 transitions. [2022-02-18 15:51:16,025 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:16,025 INFO L276 IsEmpty]: Start isEmpty. Operand 12127 states and 24088 transitions. [2022-02-18 15:51:16,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:51:16,026 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:51:16,027 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:51:16,027 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2022-02-18 15:51:16,027 INFO L402 AbstractCegarLoop]: === Iteration 56 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:51:16,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:51:16,027 INFO L85 PathProgramCache]: Analyzing trace with hash -1774825809, now seen corresponding path program 35 times [2022-02-18 15:51:16,027 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:51:16,027 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [721345960] [2022-02-18 15:51:16,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:51:16,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:51:16,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:51:16,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:51:16,214 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:51:16,214 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [721345960] [2022-02-18 15:51:16,214 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [721345960] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:51:16,214 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:51:16,214 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:51:16,214 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893759338] [2022-02-18 15:51:16,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:51:16,215 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:51:16,215 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:51:16,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:51:16,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:51:16,215 INFO L87 Difference]: Start difference. First operand 12127 states and 24088 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:18,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:51:18,083 INFO L93 Difference]: Finished difference Result 29332 states and 58261 transitions. [2022-02-18 15:51:18,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-18 15:51:18,083 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:51:18,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:51:18,140 INFO L225 Difference]: With dead ends: 29332 [2022-02-18 15:51:18,140 INFO L226 Difference]: Without dead ends: 29332 [2022-02-18 15:51:18,140 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 336 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=354, Invalid=1286, Unknown=0, NotChecked=0, Total=1640 [2022-02-18 15:51:18,140 INFO L933 BasicCegarLoop]: 920 mSDtfsCounter, 2000 mSDsluCounter, 4777 mSDsCounter, 0 mSdLazyCounter, 2909 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2000 SdHoareTripleChecker+Valid, 5694 SdHoareTripleChecker+Invalid, 3023 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 2909 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-18 15:51:18,141 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2000 Valid, 5694 Invalid, 3023 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 2909 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-18 15:51:18,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29332 states. [2022-02-18 15:51:18,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29332 to 12479. [2022-02-18 15:51:18,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12479 states, 12400 states have (on average 2.0003225806451614) internal successors, (24804), 12478 states have internal predecessors, (24804), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:18,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12479 states to 12479 states and 24804 transitions. [2022-02-18 15:51:18,441 INFO L78 Accepts]: Start accepts. Automaton has 12479 states and 24804 transitions. Word has length 104 [2022-02-18 15:51:18,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:51:18,442 INFO L470 AbstractCegarLoop]: Abstraction has 12479 states and 24804 transitions. [2022-02-18 15:51:18,442 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:18,442 INFO L276 IsEmpty]: Start isEmpty. Operand 12479 states and 24804 transitions. [2022-02-18 15:51:18,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:51:18,444 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:51:18,444 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:51:18,444 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2022-02-18 15:51:18,444 INFO L402 AbstractCegarLoop]: === Iteration 57 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:51:18,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:51:18,444 INFO L85 PathProgramCache]: Analyzing trace with hash -742581143, now seen corresponding path program 36 times [2022-02-18 15:51:18,444 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:51:18,444 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1130557839] [2022-02-18 15:51:18,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:51:18,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:51:18,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:51:18,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:51:18,633 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:51:18,633 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1130557839] [2022-02-18 15:51:18,633 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1130557839] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:51:18,633 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:51:18,633 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:51:18,633 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [458174087] [2022-02-18 15:51:18,633 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:51:18,634 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:51:18,634 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:51:18,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:51:18,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:51:18,634 INFO L87 Difference]: Start difference. First operand 12479 states and 24804 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:21,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:51:21,086 INFO L93 Difference]: Finished difference Result 29326 states and 58253 transitions. [2022-02-18 15:51:21,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-02-18 15:51:21,087 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:51:21,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:51:21,145 INFO L225 Difference]: With dead ends: 29326 [2022-02-18 15:51:21,145 INFO L226 Difference]: Without dead ends: 29326 [2022-02-18 15:51:21,146 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 382 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=385, Invalid=1421, Unknown=0, NotChecked=0, Total=1806 [2022-02-18 15:51:21,146 INFO L933 BasicCegarLoop]: 917 mSDtfsCounter, 1951 mSDsluCounter, 5757 mSDsCounter, 0 mSdLazyCounter, 4187 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1951 SdHoareTripleChecker+Valid, 6671 SdHoareTripleChecker+Invalid, 4288 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 4187 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:51:21,146 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1951 Valid, 6671 Invalid, 4288 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 4187 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-18 15:51:21,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29326 states. [2022-02-18 15:51:21,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29326 to 12493. [2022-02-18 15:51:21,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12493 states, 12414 states have (on average 2.000402771064927) internal successors, (24833), 12492 states have internal predecessors, (24833), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:21,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12493 states to 12493 states and 24833 transitions. [2022-02-18 15:51:21,419 INFO L78 Accepts]: Start accepts. Automaton has 12493 states and 24833 transitions. Word has length 104 [2022-02-18 15:51:21,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:51:21,419 INFO L470 AbstractCegarLoop]: Abstraction has 12493 states and 24833 transitions. [2022-02-18 15:51:21,420 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:21,420 INFO L276 IsEmpty]: Start isEmpty. Operand 12493 states and 24833 transitions. [2022-02-18 15:51:21,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:51:21,421 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:51:21,421 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:51:21,421 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2022-02-18 15:51:21,421 INFO L402 AbstractCegarLoop]: === Iteration 58 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:51:21,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:51:21,422 INFO L85 PathProgramCache]: Analyzing trace with hash 448146095, now seen corresponding path program 37 times [2022-02-18 15:51:21,422 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:51:21,422 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777753914] [2022-02-18 15:51:21,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:51:21,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:51:21,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:51:21,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:51:21,584 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:51:21,584 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1777753914] [2022-02-18 15:51:21,584 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1777753914] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:51:21,584 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:51:21,584 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:51:21,585 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794955113] [2022-02-18 15:51:21,585 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:51:21,585 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:51:21,585 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:51:21,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:51:21,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:51:21,585 INFO L87 Difference]: Start difference. First operand 12493 states and 24833 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:24,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:51:24,138 INFO L93 Difference]: Finished difference Result 29501 states and 58603 transitions. [2022-02-18 15:51:24,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-02-18 15:51:24,138 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:51:24,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:51:24,184 INFO L225 Difference]: With dead ends: 29501 [2022-02-18 15:51:24,184 INFO L226 Difference]: Without dead ends: 29501 [2022-02-18 15:51:24,184 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 362 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=354, Invalid=1368, Unknown=0, NotChecked=0, Total=1722 [2022-02-18 15:51:24,185 INFO L933 BasicCegarLoop]: 915 mSDtfsCounter, 1863 mSDsluCounter, 6134 mSDsCounter, 0 mSdLazyCounter, 4680 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1863 SdHoareTripleChecker+Valid, 7046 SdHoareTripleChecker+Invalid, 4784 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 4680 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:51:24,185 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1863 Valid, 7046 Invalid, 4784 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 4680 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-02-18 15:51:24,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29501 states. [2022-02-18 15:51:24,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29501 to 12507. [2022-02-18 15:51:24,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12507 states, 12428 states have (on average 2.0004827808175087) internal successors, (24862), 12506 states have internal predecessors, (24862), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:24,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12507 states to 12507 states and 24862 transitions. [2022-02-18 15:51:24,461 INFO L78 Accepts]: Start accepts. Automaton has 12507 states and 24862 transitions. Word has length 104 [2022-02-18 15:51:24,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:51:24,461 INFO L470 AbstractCegarLoop]: Abstraction has 12507 states and 24862 transitions. [2022-02-18 15:51:24,461 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:24,461 INFO L276 IsEmpty]: Start isEmpty. Operand 12507 states and 24862 transitions. [2022-02-18 15:51:24,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:51:24,463 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:51:24,463 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:51:24,463 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2022-02-18 15:51:24,463 INFO L402 AbstractCegarLoop]: === Iteration 59 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:51:24,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:51:24,463 INFO L85 PathProgramCache]: Analyzing trace with hash -1804972883, now seen corresponding path program 38 times [2022-02-18 15:51:24,463 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:51:24,463 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1612303743] [2022-02-18 15:51:24,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:51:24,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:51:24,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:51:24,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:51:24,654 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:51:24,654 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1612303743] [2022-02-18 15:51:24,654 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1612303743] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:51:24,655 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:51:24,655 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:51:24,655 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141714646] [2022-02-18 15:51:24,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:51:24,655 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:51:24,655 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:51:24,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:51:24,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:51:24,656 INFO L87 Difference]: Start difference. First operand 12507 states and 24862 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:26,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:51:26,989 INFO L93 Difference]: Finished difference Result 29416 states and 58433 transitions. [2022-02-18 15:51:26,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-02-18 15:51:26,989 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:51:26,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:51:27,043 INFO L225 Difference]: With dead ends: 29416 [2022-02-18 15:51:27,043 INFO L226 Difference]: Without dead ends: 29416 [2022-02-18 15:51:27,043 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 361 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=355, Invalid=1367, Unknown=0, NotChecked=0, Total=1722 [2022-02-18 15:51:27,043 INFO L933 BasicCegarLoop]: 922 mSDtfsCounter, 1860 mSDsluCounter, 5687 mSDsCounter, 0 mSdLazyCounter, 4024 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1860 SdHoareTripleChecker+Valid, 6606 SdHoareTripleChecker+Invalid, 4135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 4024 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:51:27,043 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1860 Valid, 6606 Invalid, 4135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 4024 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-18 15:51:27,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29416 states. [2022-02-18 15:51:27,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29416 to 12507. [2022-02-18 15:51:27,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12507 states, 12428 states have (on average 2.0004827808175087) internal successors, (24862), 12506 states have internal predecessors, (24862), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:27,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12507 states to 12507 states and 24862 transitions. [2022-02-18 15:51:27,318 INFO L78 Accepts]: Start accepts. Automaton has 12507 states and 24862 transitions. Word has length 104 [2022-02-18 15:51:27,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:51:27,318 INFO L470 AbstractCegarLoop]: Abstraction has 12507 states and 24862 transitions. [2022-02-18 15:51:27,318 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:27,318 INFO L276 IsEmpty]: Start isEmpty. Operand 12507 states and 24862 transitions. [2022-02-18 15:51:27,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:51:27,320 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:51:27,320 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:51:27,320 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2022-02-18 15:51:27,320 INFO L402 AbstractCegarLoop]: === Iteration 60 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:51:27,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:51:27,320 INFO L85 PathProgramCache]: Analyzing trace with hash -1436326939, now seen corresponding path program 39 times [2022-02-18 15:51:27,320 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:51:27,321 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1346312834] [2022-02-18 15:51:27,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:51:27,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:51:27,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:51:27,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:51:27,465 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:51:27,465 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1346312834] [2022-02-18 15:51:27,465 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1346312834] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:51:27,465 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:51:27,465 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:51:27,465 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604277954] [2022-02-18 15:51:27,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:51:27,465 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:51:27,466 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:51:27,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:51:27,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:51:27,466 INFO L87 Difference]: Start difference. First operand 12507 states and 24862 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:30,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:51:30,878 INFO L93 Difference]: Finished difference Result 29661 states and 58919 transitions. [2022-02-18 15:51:30,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-02-18 15:51:30,879 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:51:30,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:51:30,937 INFO L225 Difference]: With dead ends: 29661 [2022-02-18 15:51:30,937 INFO L226 Difference]: Without dead ends: 29661 [2022-02-18 15:51:30,938 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 777 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=735, Invalid=2687, Unknown=0, NotChecked=0, Total=3422 [2022-02-18 15:51:30,938 INFO L933 BasicCegarLoop]: 1049 mSDtfsCounter, 2114 mSDsluCounter, 7081 mSDsCounter, 0 mSdLazyCounter, 6383 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2114 SdHoareTripleChecker+Valid, 8125 SdHoareTripleChecker+Invalid, 6527 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 6383 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:51:30,938 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2114 Valid, 8125 Invalid, 6527 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 6383 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-02-18 15:51:30,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29661 states. [2022-02-18 15:51:31,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29661 to 12521. [2022-02-18 15:51:31,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12521 states, 12442 states have (on average 2.0005626105127794) internal successors, (24891), 12520 states have internal predecessors, (24891), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:31,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12521 states to 12521 states and 24891 transitions. [2022-02-18 15:51:31,312 INFO L78 Accepts]: Start accepts. Automaton has 12521 states and 24891 transitions. Word has length 104 [2022-02-18 15:51:31,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:51:31,312 INFO L470 AbstractCegarLoop]: Abstraction has 12521 states and 24891 transitions. [2022-02-18 15:51:31,312 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:31,312 INFO L276 IsEmpty]: Start isEmpty. Operand 12521 states and 24891 transitions. [2022-02-18 15:51:31,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:51:31,313 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:51:31,313 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:51:31,314 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2022-02-18 15:51:31,314 INFO L402 AbstractCegarLoop]: === Iteration 61 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:51:31,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:51:31,314 INFO L85 PathProgramCache]: Analyzing trace with hash 770661577, now seen corresponding path program 16 times [2022-02-18 15:51:31,314 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:51:31,314 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [607023633] [2022-02-18 15:51:31,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:51:31,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:51:31,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:51:31,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:51:31,490 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:51:31,490 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [607023633] [2022-02-18 15:51:31,490 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [607023633] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:51:31,490 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:51:31,490 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:51:31,490 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415668635] [2022-02-18 15:51:31,490 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:51:31,491 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:51:31,491 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:51:31,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:51:31,491 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:51:31,491 INFO L87 Difference]: Start difference. First operand 12521 states and 24891 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:34,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:51:34,583 INFO L93 Difference]: Finished difference Result 39329 states and 78148 transitions. [2022-02-18 15:51:34,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-02-18 15:51:34,583 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:51:34,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:51:34,662 INFO L225 Difference]: With dead ends: 39329 [2022-02-18 15:51:34,662 INFO L226 Difference]: Without dead ends: 39329 [2022-02-18 15:51:34,662 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 538 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=384, Invalid=1778, Unknown=0, NotChecked=0, Total=2162 [2022-02-18 15:51:34,663 INFO L933 BasicCegarLoop]: 1116 mSDtfsCounter, 2676 mSDsluCounter, 8245 mSDsCounter, 0 mSdLazyCounter, 5840 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2676 SdHoareTripleChecker+Valid, 9359 SdHoareTripleChecker+Invalid, 5894 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 5840 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-02-18 15:51:34,663 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2676 Valid, 9359 Invalid, 5894 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 5840 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-02-18 15:51:34,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39329 states. [2022-02-18 15:51:35,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39329 to 12553. [2022-02-18 15:51:35,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12553 states, 12474 states have (on average 2.0006413339746674) internal successors, (24956), 12552 states have internal predecessors, (24956), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:35,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12553 states to 12553 states and 24956 transitions. [2022-02-18 15:51:35,033 INFO L78 Accepts]: Start accepts. Automaton has 12553 states and 24956 transitions. Word has length 104 [2022-02-18 15:51:35,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:51:35,034 INFO L470 AbstractCegarLoop]: Abstraction has 12553 states and 24956 transitions. [2022-02-18 15:51:35,034 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:35,034 INFO L276 IsEmpty]: Start isEmpty. Operand 12553 states and 24956 transitions. [2022-02-18 15:51:35,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:51:35,035 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:51:35,035 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:51:35,035 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2022-02-18 15:51:35,035 INFO L402 AbstractCegarLoop]: === Iteration 62 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:51:35,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:51:35,036 INFO L85 PathProgramCache]: Analyzing trace with hash 1623821933, now seen corresponding path program 40 times [2022-02-18 15:51:35,036 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:51:35,036 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1671938479] [2022-02-18 15:51:35,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:51:35,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:51:35,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:51:35,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:51:35,185 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:51:35,185 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1671938479] [2022-02-18 15:51:35,185 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1671938479] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:51:35,185 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:51:35,186 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:51:35,186 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737887203] [2022-02-18 15:51:35,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:51:35,186 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:51:35,186 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:51:35,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:51:35,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:51:35,186 INFO L87 Difference]: Start difference. First operand 12553 states and 24956 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:38,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:51:38,840 INFO L93 Difference]: Finished difference Result 39307 states and 78096 transitions. [2022-02-18 15:51:38,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-02-18 15:51:38,840 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:51:38,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:51:38,915 INFO L225 Difference]: With dead ends: 39307 [2022-02-18 15:51:38,915 INFO L226 Difference]: Without dead ends: 39307 [2022-02-18 15:51:38,915 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 979 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=786, Invalid=3120, Unknown=0, NotChecked=0, Total=3906 [2022-02-18 15:51:38,915 INFO L933 BasicCegarLoop]: 1206 mSDtfsCounter, 2810 mSDsluCounter, 8472 mSDsCounter, 0 mSdLazyCounter, 6628 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2810 SdHoareTripleChecker+Valid, 9674 SdHoareTripleChecker+Invalid, 6778 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 6628 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:51:38,916 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2810 Valid, 9674 Invalid, 6778 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 6628 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-02-18 15:51:38,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39307 states. [2022-02-18 15:51:39,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39307 to 12445. [2022-02-18 15:51:39,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12445 states, 12366 states have (on average 2.000323467572376) internal successors, (24736), 12444 states have internal predecessors, (24736), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:39,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12445 states to 12445 states and 24736 transitions. [2022-02-18 15:51:39,277 INFO L78 Accepts]: Start accepts. Automaton has 12445 states and 24736 transitions. Word has length 104 [2022-02-18 15:51:39,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:51:39,277 INFO L470 AbstractCegarLoop]: Abstraction has 12445 states and 24736 transitions. [2022-02-18 15:51:39,277 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:39,277 INFO L276 IsEmpty]: Start isEmpty. Operand 12445 states and 24736 transitions. [2022-02-18 15:51:39,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:51:39,278 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:51:39,278 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:51:39,278 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2022-02-18 15:51:39,279 INFO L402 AbstractCegarLoop]: === Iteration 63 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:51:39,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:51:39,279 INFO L85 PathProgramCache]: Analyzing trace with hash 1404267169, now seen corresponding path program 17 times [2022-02-18 15:51:39,279 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:51:39,279 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2052149035] [2022-02-18 15:51:39,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:51:39,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:51:39,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:51:39,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:51:39,468 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:51:39,468 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2052149035] [2022-02-18 15:51:39,468 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2052149035] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:51:39,468 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:51:39,468 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:51:39,469 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1421155520] [2022-02-18 15:51:39,469 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:51:39,469 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:51:39,469 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:51:39,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:51:39,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:51:39,470 INFO L87 Difference]: Start difference. First operand 12445 states and 24736 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:42,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:51:42,191 INFO L93 Difference]: Finished difference Result 39898 states and 79284 transitions. [2022-02-18 15:51:42,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-02-18 15:51:42,191 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:51:42,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:51:42,261 INFO L225 Difference]: With dead ends: 39898 [2022-02-18 15:51:42,261 INFO L226 Difference]: Without dead ends: 39898 [2022-02-18 15:51:42,262 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 483 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=360, Invalid=1620, Unknown=0, NotChecked=0, Total=1980 [2022-02-18 15:51:42,262 INFO L933 BasicCegarLoop]: 1124 mSDtfsCounter, 2322 mSDsluCounter, 7168 mSDsCounter, 0 mSdLazyCounter, 4669 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2322 SdHoareTripleChecker+Valid, 8290 SdHoareTripleChecker+Invalid, 4735 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 4669 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:51:42,262 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2322 Valid, 8290 Invalid, 4735 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 4669 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-02-18 15:51:42,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39898 states. [2022-02-18 15:51:42,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39898 to 12485. [2022-02-18 15:51:42,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12485 states, 12406 states have (on average 2.0004030307915524) internal successors, (24817), 12484 states have internal predecessors, (24817), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:42,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12485 states to 12485 states and 24817 transitions. [2022-02-18 15:51:42,638 INFO L78 Accepts]: Start accepts. Automaton has 12485 states and 24817 transitions. Word has length 104 [2022-02-18 15:51:42,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:51:42,638 INFO L470 AbstractCegarLoop]: Abstraction has 12485 states and 24817 transitions. [2022-02-18 15:51:42,638 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:42,639 INFO L276 IsEmpty]: Start isEmpty. Operand 12485 states and 24817 transitions. [2022-02-18 15:51:42,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:51:42,640 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:51:42,640 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:51:42,640 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2022-02-18 15:51:42,640 INFO L402 AbstractCegarLoop]: === Iteration 64 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:51:42,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:51:42,641 INFO L85 PathProgramCache]: Analyzing trace with hash 1489095841, now seen corresponding path program 18 times [2022-02-18 15:51:42,641 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:51:42,641 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1954449995] [2022-02-18 15:51:42,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:51:42,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:51:42,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:51:42,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:51:42,813 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:51:42,813 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1954449995] [2022-02-18 15:51:42,813 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1954449995] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:51:42,814 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:51:42,814 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:51:42,814 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1484002129] [2022-02-18 15:51:42,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:51:42,814 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:51:42,814 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:51:42,815 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:51:42,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:51:42,815 INFO L87 Difference]: Start difference. First operand 12485 states and 24817 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:45,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:51:45,570 INFO L93 Difference]: Finished difference Result 39999 states and 79486 transitions. [2022-02-18 15:51:45,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-02-18 15:51:45,570 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:51:45,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:51:45,633 INFO L225 Difference]: With dead ends: 39999 [2022-02-18 15:51:45,633 INFO L226 Difference]: Without dead ends: 39999 [2022-02-18 15:51:45,633 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 460 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=339, Invalid=1553, Unknown=0, NotChecked=0, Total=1892 [2022-02-18 15:51:45,634 INFO L933 BasicCegarLoop]: 1108 mSDtfsCounter, 2223 mSDsluCounter, 7606 mSDsCounter, 0 mSdLazyCounter, 5149 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2223 SdHoareTripleChecker+Valid, 8712 SdHoareTripleChecker+Invalid, 5228 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 5149 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:51:45,634 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2223 Valid, 8712 Invalid, 5228 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 5149 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-02-18 15:51:45,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39999 states. [2022-02-18 15:51:45,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39999 to 12497. [2022-02-18 15:51:45,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12497 states, 12418 states have (on average 2.000483169592527) internal successors, (24842), 12496 states have internal predecessors, (24842), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:45,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12497 states to 12497 states and 24842 transitions. [2022-02-18 15:51:45,966 INFO L78 Accepts]: Start accepts. Automaton has 12497 states and 24842 transitions. Word has length 104 [2022-02-18 15:51:45,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:51:45,966 INFO L470 AbstractCegarLoop]: Abstraction has 12497 states and 24842 transitions. [2022-02-18 15:51:45,967 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:45,967 INFO L276 IsEmpty]: Start isEmpty. Operand 12497 states and 24842 transitions. [2022-02-18 15:51:45,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:51:45,968 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:51:45,969 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:51:45,969 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2022-02-18 15:51:45,969 INFO L402 AbstractCegarLoop]: === Iteration 65 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:51:45,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:51:45,969 INFO L85 PathProgramCache]: Analyzing trace with hash 568519875, now seen corresponding path program 19 times [2022-02-18 15:51:45,969 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:51:45,969 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1306705577] [2022-02-18 15:51:45,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:51:45,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:51:45,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:51:46,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:51:46,124 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:51:46,124 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1306705577] [2022-02-18 15:51:46,124 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1306705577] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:51:46,124 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:51:46,124 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:51:46,124 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546307442] [2022-02-18 15:51:46,124 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:51:46,125 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:51:46,125 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:51:46,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:51:46,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:51:46,125 INFO L87 Difference]: Start difference. First operand 12497 states and 24842 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:48,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:51:48,261 INFO L93 Difference]: Finished difference Result 40073 states and 79634 transitions. [2022-02-18 15:51:48,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-02-18 15:51:48,261 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:51:48,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:51:48,333 INFO L225 Difference]: With dead ends: 40073 [2022-02-18 15:51:48,333 INFO L226 Difference]: Without dead ends: 40073 [2022-02-18 15:51:48,333 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 433 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=321, Invalid=1485, Unknown=0, NotChecked=0, Total=1806 [2022-02-18 15:51:48,333 INFO L933 BasicCegarLoop]: 1073 mSDtfsCounter, 2181 mSDsluCounter, 6317 mSDsCounter, 0 mSdLazyCounter, 3607 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2181 SdHoareTripleChecker+Valid, 7388 SdHoareTripleChecker+Invalid, 3683 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 3607 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:51:48,334 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2181 Valid, 7388 Invalid, 3683 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 3607 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-18 15:51:48,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40073 states. [2022-02-18 15:51:48,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40073 to 12509. [2022-02-18 15:51:48,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12509 states, 12430 states have (on average 2.0005631536604986) internal successors, (24867), 12508 states have internal predecessors, (24867), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:48,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12509 states to 12509 states and 24867 transitions. [2022-02-18 15:51:48,688 INFO L78 Accepts]: Start accepts. Automaton has 12509 states and 24867 transitions. Word has length 104 [2022-02-18 15:51:48,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:51:48,688 INFO L470 AbstractCegarLoop]: Abstraction has 12509 states and 24867 transitions. [2022-02-18 15:51:48,688 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:48,688 INFO L276 IsEmpty]: Start isEmpty. Operand 12509 states and 24867 transitions. [2022-02-18 15:51:48,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:51:48,690 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:51:48,690 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:51:48,690 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2022-02-18 15:51:48,690 INFO L402 AbstractCegarLoop]: === Iteration 66 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:51:48,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:51:48,690 INFO L85 PathProgramCache]: Analyzing trace with hash -588590337, now seen corresponding path program 20 times [2022-02-18 15:51:48,690 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:51:48,690 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1197422333] [2022-02-18 15:51:48,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:51:48,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:51:48,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:51:48,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:51:48,855 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:51:48,855 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1197422333] [2022-02-18 15:51:48,856 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1197422333] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:51:48,856 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:51:48,856 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:51:48,856 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679146826] [2022-02-18 15:51:48,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:51:48,856 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:51:48,856 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:51:48,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:51:48,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:51:48,857 INFO L87 Difference]: Start difference. First operand 12509 states and 24867 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:51,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:51:51,493 INFO L93 Difference]: Finished difference Result 49650 states and 98674 transitions. [2022-02-18 15:51:51,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-02-18 15:51:51,493 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:51:51,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:51:51,598 INFO L225 Difference]: With dead ends: 49650 [2022-02-18 15:51:51,599 INFO L226 Difference]: Without dead ends: 49650 [2022-02-18 15:51:51,599 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 543 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=384, Invalid=1778, Unknown=0, NotChecked=0, Total=2162 [2022-02-18 15:51:51,599 INFO L933 BasicCegarLoop]: 1225 mSDtfsCounter, 2539 mSDsluCounter, 7488 mSDsCounter, 0 mSdLazyCounter, 4312 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2539 SdHoareTripleChecker+Valid, 8711 SdHoareTripleChecker+Invalid, 4361 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 4312 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:51:51,599 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2539 Valid, 8711 Invalid, 4361 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 4312 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-18 15:51:51,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49650 states. [2022-02-18 15:51:52,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49650 to 12545. [2022-02-18 15:51:52,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12545 states, 12466 states have (on average 2.0006417455478904) internal successors, (24940), 12544 states have internal predecessors, (24940), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:52,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12545 states to 12545 states and 24940 transitions. [2022-02-18 15:51:52,059 INFO L78 Accepts]: Start accepts. Automaton has 12545 states and 24940 transitions. Word has length 104 [2022-02-18 15:51:52,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:51:52,059 INFO L470 AbstractCegarLoop]: Abstraction has 12545 states and 24940 transitions. [2022-02-18 15:51:52,059 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:52,060 INFO L276 IsEmpty]: Start isEmpty. Operand 12545 states and 24940 transitions. [2022-02-18 15:51:52,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:51:52,061 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:51:52,061 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:51:52,061 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2022-02-18 15:51:52,061 INFO L402 AbstractCegarLoop]: === Iteration 67 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:51:52,062 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:51:52,062 INFO L85 PathProgramCache]: Analyzing trace with hash 53690477, now seen corresponding path program 41 times [2022-02-18 15:51:52,062 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:51:52,062 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [383905397] [2022-02-18 15:51:52,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:51:52,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:51:52,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:51:52,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:51:52,216 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:51:52,216 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [383905397] [2022-02-18 15:51:52,216 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [383905397] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:51:52,216 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:51:52,216 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:51:52,217 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1195468857] [2022-02-18 15:51:52,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:51:52,217 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:51:52,217 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:51:52,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:51:52,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:51:52,218 INFO L87 Difference]: Start difference. First operand 12545 states and 24940 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:56,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:51:56,876 INFO L93 Difference]: Finished difference Result 49824 states and 99001 transitions. [2022-02-18 15:51:56,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-02-18 15:51:56,876 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:51:56,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:51:56,975 INFO L225 Difference]: With dead ends: 49824 [2022-02-18 15:51:56,975 INFO L226 Difference]: Without dead ends: 49824 [2022-02-18 15:51:56,976 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1068 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=850, Invalid=3440, Unknown=0, NotChecked=0, Total=4290 [2022-02-18 15:51:56,976 INFO L933 BasicCegarLoop]: 1433 mSDtfsCounter, 2684 mSDsluCounter, 10133 mSDsCounter, 0 mSdLazyCounter, 8868 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2684 SdHoareTripleChecker+Valid, 11561 SdHoareTripleChecker+Invalid, 8948 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 8868 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:51:56,976 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2684 Valid, 11561 Invalid, 8948 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 8868 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2022-02-18 15:51:57,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49824 states. [2022-02-18 15:51:57,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49824 to 12449. [2022-02-18 15:51:57,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12449 states, 12370 states have (on average 2.0003233629749393) internal successors, (24744), 12448 states have internal predecessors, (24744), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:57,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12449 states to 12449 states and 24744 transitions. [2022-02-18 15:51:57,510 INFO L78 Accepts]: Start accepts. Automaton has 12449 states and 24744 transitions. Word has length 104 [2022-02-18 15:51:57,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:51:57,510 INFO L470 AbstractCegarLoop]: Abstraction has 12449 states and 24744 transitions. [2022-02-18 15:51:57,510 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:51:57,510 INFO L276 IsEmpty]: Start isEmpty. Operand 12449 states and 24744 transitions. [2022-02-18 15:51:57,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:51:57,511 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:51:57,512 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:51:57,512 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2022-02-18 15:51:57,512 INFO L402 AbstractCegarLoop]: === Iteration 68 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:51:57,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:51:57,512 INFO L85 PathProgramCache]: Analyzing trace with hash 735009467, now seen corresponding path program 21 times [2022-02-18 15:51:57,512 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:51:57,512 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869284277] [2022-02-18 15:51:57,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:51:57,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:51:57,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:51:57,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:51:57,665 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:51:57,665 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869284277] [2022-02-18 15:51:57,665 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [869284277] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:51:57,665 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:51:57,666 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:51:57,666 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [380650886] [2022-02-18 15:51:57,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:51:57,666 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:51:57,666 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:51:57,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:51:57,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:51:57,667 INFO L87 Difference]: Start difference. First operand 12449 states and 24744 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:00,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:52:00,317 INFO L93 Difference]: Finished difference Result 58826 states and 116912 transitions. [2022-02-18 15:52:00,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-02-18 15:52:00,317 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:52:00,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:52:00,605 INFO L225 Difference]: With dead ends: 58826 [2022-02-18 15:52:00,605 INFO L226 Difference]: Without dead ends: 58826 [2022-02-18 15:52:00,605 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 613 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=413, Invalid=1939, Unknown=0, NotChecked=0, Total=2352 [2022-02-18 15:52:00,606 INFO L933 BasicCegarLoop]: 1293 mSDtfsCounter, 2540 mSDsluCounter, 7710 mSDsCounter, 0 mSdLazyCounter, 4253 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2540 SdHoareTripleChecker+Valid, 9001 SdHoareTripleChecker+Invalid, 4308 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 4253 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:52:00,606 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2540 Valid, 9001 Invalid, 4308 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 4253 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-18 15:52:00,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58826 states. [2022-02-18 15:52:00,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58826 to 12545. [2022-02-18 15:52:00,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12545 states, 12466 states have (on average 2.0006417455478904) internal successors, (24940), 12544 states have internal predecessors, (24940), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:00,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12545 states to 12545 states and 24940 transitions. [2022-02-18 15:52:00,962 INFO L78 Accepts]: Start accepts. Automaton has 12545 states and 24940 transitions. Word has length 104 [2022-02-18 15:52:00,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:52:00,962 INFO L470 AbstractCegarLoop]: Abstraction has 12545 states and 24940 transitions. [2022-02-18 15:52:00,962 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:00,962 INFO L276 IsEmpty]: Start isEmpty. Operand 12545 states and 24940 transitions. [2022-02-18 15:52:00,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:52:00,964 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:52:00,964 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:52:00,964 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2022-02-18 15:52:00,964 INFO L402 AbstractCegarLoop]: === Iteration 69 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:52:00,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:52:00,964 INFO L85 PathProgramCache]: Analyzing trace with hash 1377290281, now seen corresponding path program 42 times [2022-02-18 15:52:00,964 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:52:00,964 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1734340102] [2022-02-18 15:52:00,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:52:00,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:52:00,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:52:01,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:52:01,099 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:52:01,099 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1734340102] [2022-02-18 15:52:01,099 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1734340102] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:52:01,099 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:52:01,099 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:52:01,099 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [706502606] [2022-02-18 15:52:01,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:52:01,100 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:52:01,100 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:52:01,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:52:01,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:52:01,100 INFO L87 Difference]: Start difference. First operand 12545 states and 24940 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:05,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:52:05,382 INFO L93 Difference]: Finished difference Result 59292 states and 117818 transitions. [2022-02-18 15:52:05,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-02-18 15:52:05,382 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:52:05,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:52:05,514 INFO L225 Difference]: With dead ends: 59292 [2022-02-18 15:52:05,514 INFO L226 Difference]: Without dead ends: 59292 [2022-02-18 15:52:05,514 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1068 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=850, Invalid=3440, Unknown=0, NotChecked=0, Total=4290 [2022-02-18 15:52:05,514 INFO L933 BasicCegarLoop]: 1651 mSDtfsCounter, 2673 mSDsluCounter, 9704 mSDsCounter, 0 mSdLazyCounter, 7222 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2673 SdHoareTripleChecker+Valid, 11352 SdHoareTripleChecker+Invalid, 7317 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 7222 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:52:05,515 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2673 Valid, 11352 Invalid, 7317 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 7222 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2022-02-18 15:52:05,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59292 states. [2022-02-18 15:52:06,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59292 to 12439. [2022-02-18 15:52:06,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12439 states, 12360 states have (on average 2.0003236245954694) internal successors, (24724), 12438 states have internal predecessors, (24724), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:06,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12439 states to 12439 states and 24724 transitions. [2022-02-18 15:52:06,125 INFO L78 Accepts]: Start accepts. Automaton has 12439 states and 24724 transitions. Word has length 104 [2022-02-18 15:52:06,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:52:06,125 INFO L470 AbstractCegarLoop]: Abstraction has 12439 states and 24724 transitions. [2022-02-18 15:52:06,125 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:06,125 INFO L276 IsEmpty]: Start isEmpty. Operand 12439 states and 24724 transitions. [2022-02-18 15:52:06,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:52:06,126 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:52:06,127 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:52:06,127 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2022-02-18 15:52:06,127 INFO L402 AbstractCegarLoop]: === Iteration 70 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:52:06,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:52:06,127 INFO L85 PathProgramCache]: Analyzing trace with hash -250779487, now seen corresponding path program 22 times [2022-02-18 15:52:06,127 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:52:06,127 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [605043420] [2022-02-18 15:52:06,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:52:06,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:52:06,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:52:06,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:52:06,291 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:52:06,291 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [605043420] [2022-02-18 15:52:06,291 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [605043420] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:52:06,291 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:52:06,291 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:52:06,291 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [878190770] [2022-02-18 15:52:06,291 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:52:06,291 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:52:06,291 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:52:06,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:52:06,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:52:06,292 INFO L87 Difference]: Start difference. First operand 12439 states and 24724 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:08,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:52:08,960 INFO L93 Difference]: Finished difference Result 29382 states and 58368 transitions. [2022-02-18 15:52:08,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-02-18 15:52:08,961 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:52:08,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:52:09,014 INFO L225 Difference]: With dead ends: 29382 [2022-02-18 15:52:09,014 INFO L226 Difference]: Without dead ends: 29382 [2022-02-18 15:52:09,014 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 294 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=286, Invalid=1196, Unknown=0, NotChecked=0, Total=1482 [2022-02-18 15:52:09,015 INFO L933 BasicCegarLoop]: 1010 mSDtfsCounter, 2047 mSDsluCounter, 7054 mSDsCounter, 0 mSdLazyCounter, 4814 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2047 SdHoareTripleChecker+Valid, 8062 SdHoareTripleChecker+Invalid, 4875 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 4814 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:52:09,015 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2047 Valid, 8062 Invalid, 4875 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 4814 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-02-18 15:52:09,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29382 states. [2022-02-18 15:52:09,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29382 to 12475. [2022-02-18 15:52:09,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12475 states, 12396 states have (on average 2.000403355921265) internal successors, (24797), 12474 states have internal predecessors, (24797), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:09,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12475 states to 12475 states and 24797 transitions. [2022-02-18 15:52:09,413 INFO L78 Accepts]: Start accepts. Automaton has 12475 states and 24797 transitions. Word has length 104 [2022-02-18 15:52:09,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:52:09,413 INFO L470 AbstractCegarLoop]: Abstraction has 12475 states and 24797 transitions. [2022-02-18 15:52:09,413 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:09,413 INFO L276 IsEmpty]: Start isEmpty. Operand 12475 states and 24797 transitions. [2022-02-18 15:52:09,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:52:09,415 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:52:09,415 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:52:09,415 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2022-02-18 15:52:09,415 INFO L402 AbstractCegarLoop]: === Iteration 71 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:52:09,415 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:52:09,415 INFO L85 PathProgramCache]: Analyzing trace with hash -165950815, now seen corresponding path program 23 times [2022-02-18 15:52:09,415 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:52:09,415 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1225354401] [2022-02-18 15:52:09,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:52:09,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:52:09,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:52:09,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:52:09,583 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:52:09,584 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1225354401] [2022-02-18 15:52:09,584 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1225354401] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:52:09,584 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:52:09,584 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:52:09,584 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243015357] [2022-02-18 15:52:09,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:52:09,584 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:52:09,584 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:52:09,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:52:09,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:52:09,585 INFO L87 Difference]: Start difference. First operand 12475 states and 24797 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:12,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:52:12,224 INFO L93 Difference]: Finished difference Result 29483 states and 58570 transitions. [2022-02-18 15:52:12,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-02-18 15:52:12,227 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:52:12,227 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:52:12,283 INFO L225 Difference]: With dead ends: 29483 [2022-02-18 15:52:12,283 INFO L226 Difference]: Without dead ends: 29483 [2022-02-18 15:52:12,283 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 298 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=282, Invalid=1200, Unknown=0, NotChecked=0, Total=1482 [2022-02-18 15:52:12,284 INFO L933 BasicCegarLoop]: 1009 mSDtfsCounter, 1912 mSDsluCounter, 6780 mSDsCounter, 0 mSdLazyCounter, 4699 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1912 SdHoareTripleChecker+Valid, 7787 SdHoareTripleChecker+Invalid, 4755 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 4699 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:52:12,284 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1912 Valid, 7787 Invalid, 4755 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 4699 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-02-18 15:52:12,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29483 states. [2022-02-18 15:52:12,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29483 to 12487. [2022-02-18 15:52:12,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12487 states, 12408 states have (on average 2.000483558994197) internal successors, (24822), 12486 states have internal predecessors, (24822), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:12,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12487 states to 12487 states and 24822 transitions. [2022-02-18 15:52:12,554 INFO L78 Accepts]: Start accepts. Automaton has 12487 states and 24822 transitions. Word has length 104 [2022-02-18 15:52:12,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:52:12,554 INFO L470 AbstractCegarLoop]: Abstraction has 12487 states and 24822 transitions. [2022-02-18 15:52:12,555 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:12,555 INFO L276 IsEmpty]: Start isEmpty. Operand 12487 states and 24822 transitions. [2022-02-18 15:52:12,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:52:12,556 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:52:12,556 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:52:12,556 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2022-02-18 15:52:12,556 INFO L402 AbstractCegarLoop]: === Iteration 72 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:52:12,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:52:12,557 INFO L85 PathProgramCache]: Analyzing trace with hash -1086526781, now seen corresponding path program 24 times [2022-02-18 15:52:12,557 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:52:12,557 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [58813587] [2022-02-18 15:52:12,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:52:12,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:52:12,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:52:12,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:52:12,752 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:52:12,752 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [58813587] [2022-02-18 15:52:12,752 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [58813587] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:52:12,752 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:52:12,752 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:52:12,753 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [909898209] [2022-02-18 15:52:12,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:52:12,753 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:52:12,753 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:52:12,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:52:12,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:52:12,754 INFO L87 Difference]: Start difference. First operand 12487 states and 24822 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:14,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:52:14,766 INFO L93 Difference]: Finished difference Result 29557 states and 58718 transitions. [2022-02-18 15:52:14,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-18 15:52:14,766 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:52:14,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:52:14,815 INFO L225 Difference]: With dead ends: 29557 [2022-02-18 15:52:14,816 INFO L226 Difference]: Without dead ends: 29557 [2022-02-18 15:52:14,816 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 300 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=280, Invalid=1202, Unknown=0, NotChecked=0, Total=1482 [2022-02-18 15:52:14,816 INFO L933 BasicCegarLoop]: 974 mSDtfsCounter, 1887 mSDsluCounter, 5895 mSDsCounter, 0 mSdLazyCounter, 3419 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1887 SdHoareTripleChecker+Valid, 6867 SdHoareTripleChecker+Invalid, 3492 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 3419 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:52:14,816 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1887 Valid, 6867 Invalid, 3492 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 3419 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-18 15:52:14,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29557 states. [2022-02-18 15:52:15,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29557 to 12499. [2022-02-18 15:52:15,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12499 states, 12420 states have (on average 2.000563607085346) internal successors, (24847), 12498 states have internal predecessors, (24847), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:15,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12499 states to 12499 states and 24847 transitions. [2022-02-18 15:52:15,066 INFO L78 Accepts]: Start accepts. Automaton has 12499 states and 24847 transitions. Word has length 104 [2022-02-18 15:52:15,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:52:15,066 INFO L470 AbstractCegarLoop]: Abstraction has 12499 states and 24847 transitions. [2022-02-18 15:52:15,066 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:15,066 INFO L276 IsEmpty]: Start isEmpty. Operand 12499 states and 24847 transitions. [2022-02-18 15:52:15,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:52:15,067 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:52:15,067 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:52:15,067 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2022-02-18 15:52:15,068 INFO L402 AbstractCegarLoop]: === Iteration 73 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:52:15,068 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:52:15,068 INFO L85 PathProgramCache]: Analyzing trace with hash 2051330303, now seen corresponding path program 25 times [2022-02-18 15:52:15,068 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:52:15,068 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [140734949] [2022-02-18 15:52:15,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:52:15,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:52:15,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:52:15,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:52:15,218 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:52:15,218 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [140734949] [2022-02-18 15:52:15,218 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [140734949] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:52:15,218 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:52:15,218 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:52:15,218 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542506741] [2022-02-18 15:52:15,219 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:52:15,219 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:52:15,219 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:52:15,219 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:52:15,219 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:52:15,219 INFO L87 Difference]: Start difference. First operand 12499 states and 24847 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:17,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:52:17,442 INFO L93 Difference]: Finished difference Result 29510 states and 58624 transitions. [2022-02-18 15:52:17,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-02-18 15:52:17,443 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:52:17,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:52:17,480 INFO L225 Difference]: With dead ends: 29510 [2022-02-18 15:52:17,481 INFO L226 Difference]: Without dead ends: 29510 [2022-02-18 15:52:17,481 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 403 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=330, Invalid=1476, Unknown=0, NotChecked=0, Total=1806 [2022-02-18 15:52:17,481 INFO L933 BasicCegarLoop]: 1040 mSDtfsCounter, 2224 mSDsluCounter, 6497 mSDsCounter, 0 mSdLazyCounter, 3736 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2224 SdHoareTripleChecker+Valid, 7535 SdHoareTripleChecker+Invalid, 3788 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 3736 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:52:17,481 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2224 Valid, 7535 Invalid, 3788 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 3736 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-18 15:52:17,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29510 states. [2022-02-18 15:52:17,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29510 to 12535. [2022-02-18 15:52:17,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12535 states, 12456 states have (on average 2.0006422607578678) internal successors, (24920), 12534 states have internal predecessors, (24920), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:17,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12535 states to 12535 states and 24920 transitions. [2022-02-18 15:52:17,715 INFO L78 Accepts]: Start accepts. Automaton has 12535 states and 24920 transitions. Word has length 104 [2022-02-18 15:52:17,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:52:17,716 INFO L470 AbstractCegarLoop]: Abstraction has 12535 states and 24920 transitions. [2022-02-18 15:52:17,716 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:17,716 INFO L276 IsEmpty]: Start isEmpty. Operand 12535 states and 24920 transitions. [2022-02-18 15:52:17,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:52:17,717 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:52:17,717 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:52:17,717 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72 [2022-02-18 15:52:17,717 INFO L402 AbstractCegarLoop]: === Iteration 74 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:52:17,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:52:17,718 INFO L85 PathProgramCache]: Analyzing trace with hash -1601356179, now seen corresponding path program 43 times [2022-02-18 15:52:17,718 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:52:17,718 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [98607345] [2022-02-18 15:52:17,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:52:17,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:52:17,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:52:17,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:52:17,865 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:52:17,866 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [98607345] [2022-02-18 15:52:17,866 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [98607345] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:52:17,866 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:52:17,866 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:52:17,866 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [894210388] [2022-02-18 15:52:17,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:52:17,866 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:52:17,866 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:52:17,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:52:17,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:52:17,867 INFO L87 Difference]: Start difference. First operand 12535 states and 24920 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:20,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:52:20,783 INFO L93 Difference]: Finished difference Result 29467 states and 58527 transitions. [2022-02-18 15:52:20,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-02-18 15:52:20,784 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:52:20,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:52:20,825 INFO L225 Difference]: With dead ends: 29467 [2022-02-18 15:52:20,825 INFO L226 Difference]: Without dead ends: 29467 [2022-02-18 15:52:20,825 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 726 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=604, Invalid=2588, Unknown=0, NotChecked=0, Total=3192 [2022-02-18 15:52:20,826 INFO L933 BasicCegarLoop]: 1101 mSDtfsCounter, 2369 mSDsluCounter, 7091 mSDsCounter, 0 mSdLazyCounter, 5019 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2369 SdHoareTripleChecker+Valid, 8188 SdHoareTripleChecker+Invalid, 5108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 5019 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:52:20,826 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2369 Valid, 8188 Invalid, 5108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 5019 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-02-18 15:52:20,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29467 states. [2022-02-18 15:52:21,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29467 to 12479. [2022-02-18 15:52:21,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12479 states, 12400 states have (on average 2.0006451612903224) internal successors, (24808), 12478 states have internal predecessors, (24808), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:21,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12479 states to 12479 states and 24808 transitions. [2022-02-18 15:52:21,065 INFO L78 Accepts]: Start accepts. Automaton has 12479 states and 24808 transitions. Word has length 104 [2022-02-18 15:52:21,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:52:21,065 INFO L470 AbstractCegarLoop]: Abstraction has 12479 states and 24808 transitions. [2022-02-18 15:52:21,065 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:21,065 INFO L276 IsEmpty]: Start isEmpty. Operand 12479 states and 24808 transitions. [2022-02-18 15:52:21,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:52:21,067 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:52:21,067 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:52:21,067 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73 [2022-02-18 15:52:21,067 INFO L402 AbstractCegarLoop]: === Iteration 75 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:52:21,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:52:21,067 INFO L85 PathProgramCache]: Analyzing trace with hash 1170393667, now seen corresponding path program 26 times [2022-02-18 15:52:21,067 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:52:21,068 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1932349867] [2022-02-18 15:52:21,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:52:21,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:52:21,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:52:21,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:52:21,257 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:52:21,257 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1932349867] [2022-02-18 15:52:21,257 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1932349867] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:52:21,257 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:52:21,257 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:52:21,257 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534310209] [2022-02-18 15:52:21,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:52:21,257 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:52:21,257 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:52:21,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:52:21,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:52:21,258 INFO L87 Difference]: Start difference. First operand 12479 states and 24808 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:23,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:52:23,527 INFO L93 Difference]: Finished difference Result 19477 states and 38678 transitions. [2022-02-18 15:52:23,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-18 15:52:23,527 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:52:23,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:52:23,556 INFO L225 Difference]: With dead ends: 19477 [2022-02-18 15:52:23,557 INFO L226 Difference]: Without dead ends: 19477 [2022-02-18 15:52:23,557 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 288 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=296, Invalid=1186, Unknown=0, NotChecked=0, Total=1482 [2022-02-18 15:52:23,557 INFO L933 BasicCegarLoop]: 771 mSDtfsCounter, 1540 mSDsluCounter, 5830 mSDsCounter, 0 mSdLazyCounter, 4095 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1540 SdHoareTripleChecker+Valid, 6599 SdHoareTripleChecker+Invalid, 4172 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 4095 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:52:23,557 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1540 Valid, 6599 Invalid, 4172 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 4095 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-18 15:52:23,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19477 states. [2022-02-18 15:52:23,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19477 to 12481. [2022-02-18 15:52:23,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12481 states, 12402 states have (on average 2.000645057248831) internal successors, (24812), 12480 states have internal predecessors, (24812), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:23,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12481 states to 12481 states and 24812 transitions. [2022-02-18 15:52:23,767 INFO L78 Accepts]: Start accepts. Automaton has 12481 states and 24812 transitions. Word has length 104 [2022-02-18 15:52:23,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:52:23,767 INFO L470 AbstractCegarLoop]: Abstraction has 12481 states and 24812 transitions. [2022-02-18 15:52:23,767 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:23,767 INFO L276 IsEmpty]: Start isEmpty. Operand 12481 states and 24812 transitions. [2022-02-18 15:52:23,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:52:23,769 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:52:23,769 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:52:23,769 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2022-02-18 15:52:23,769 INFO L402 AbstractCegarLoop]: === Iteration 76 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:52:23,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:52:23,770 INFO L85 PathProgramCache]: Analyzing trace with hash 1255222339, now seen corresponding path program 27 times [2022-02-18 15:52:23,770 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:52:23,770 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [160496269] [2022-02-18 15:52:23,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:52:23,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:52:23,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:52:23,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:52:23,930 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:52:23,930 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [160496269] [2022-02-18 15:52:23,930 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [160496269] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:52:23,930 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:52:23,930 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:52:23,930 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1016166521] [2022-02-18 15:52:23,930 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:52:23,931 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:52:23,931 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:52:23,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:52:23,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:52:23,931 INFO L87 Difference]: Start difference. First operand 12481 states and 24812 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:25,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:52:25,815 INFO L93 Difference]: Finished difference Result 19568 states and 38860 transitions. [2022-02-18 15:52:25,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-18 15:52:25,815 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:52:25,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:52:25,845 INFO L225 Difference]: With dead ends: 19568 [2022-02-18 15:52:25,845 INFO L226 Difference]: Without dead ends: 19568 [2022-02-18 15:52:25,846 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 290 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=294, Invalid=1188, Unknown=0, NotChecked=0, Total=1482 [2022-02-18 15:52:25,846 INFO L933 BasicCegarLoop]: 782 mSDtfsCounter, 1549 mSDsluCounter, 5375 mSDsCounter, 0 mSdLazyCounter, 3540 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1549 SdHoareTripleChecker+Valid, 6155 SdHoareTripleChecker+Invalid, 3622 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 3540 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-18 15:52:25,846 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1549 Valid, 6155 Invalid, 3622 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 3540 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-18 15:52:25,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19568 states. [2022-02-18 15:52:26,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19568 to 12479. [2022-02-18 15:52:26,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12479 states, 12400 states have (on average 2.0006451612903224) internal successors, (24808), 12478 states have internal predecessors, (24808), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:26,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12479 states to 12479 states and 24808 transitions. [2022-02-18 15:52:26,155 INFO L78 Accepts]: Start accepts. Automaton has 12479 states and 24808 transitions. Word has length 104 [2022-02-18 15:52:26,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:52:26,156 INFO L470 AbstractCegarLoop]: Abstraction has 12479 states and 24808 transitions. [2022-02-18 15:52:26,156 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:26,156 INFO L276 IsEmpty]: Start isEmpty. Operand 12479 states and 24808 transitions. [2022-02-18 15:52:26,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:52:26,157 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:52:26,157 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:52:26,157 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75 [2022-02-18 15:52:26,157 INFO L402 AbstractCegarLoop]: === Iteration 77 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:52:26,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:52:26,158 INFO L85 PathProgramCache]: Analyzing trace with hash 334646373, now seen corresponding path program 28 times [2022-02-18 15:52:26,158 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:52:26,158 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [203043103] [2022-02-18 15:52:26,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:52:26,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:52:26,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:52:26,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:52:26,355 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:52:26,355 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [203043103] [2022-02-18 15:52:26,355 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [203043103] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:52:26,355 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:52:26,355 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:52:26,355 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [116163997] [2022-02-18 15:52:26,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:52:26,356 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:52:26,356 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:52:26,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:52:26,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:52:26,357 INFO L87 Difference]: Start difference. First operand 12479 states and 24808 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:28,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:52:28,271 INFO L93 Difference]: Finished difference Result 19703 states and 39126 transitions. [2022-02-18 15:52:28,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-18 15:52:28,272 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:52:28,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:52:28,296 INFO L225 Difference]: With dead ends: 19703 [2022-02-18 15:52:28,296 INFO L226 Difference]: Without dead ends: 19703 [2022-02-18 15:52:28,296 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 290 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=294, Invalid=1188, Unknown=0, NotChecked=0, Total=1482 [2022-02-18 15:52:28,297 INFO L933 BasicCegarLoop]: 791 mSDtfsCounter, 1588 mSDsluCounter, 5033 mSDsCounter, 0 mSdLazyCounter, 3266 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1588 SdHoareTripleChecker+Valid, 5822 SdHoareTripleChecker+Invalid, 3370 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 3266 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-18 15:52:28,297 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1588 Valid, 5822 Invalid, 3370 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 3266 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-18 15:52:28,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19703 states. [2022-02-18 15:52:28,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19703 to 12469. [2022-02-18 15:52:28,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12469 states, 12390 states have (on average 2.0006456820016143) internal successors, (24788), 12468 states have internal predecessors, (24788), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:28,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12469 states to 12469 states and 24788 transitions. [2022-02-18 15:52:28,471 INFO L78 Accepts]: Start accepts. Automaton has 12469 states and 24788 transitions. Word has length 104 [2022-02-18 15:52:28,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:52:28,471 INFO L470 AbstractCegarLoop]: Abstraction has 12469 states and 24788 transitions. [2022-02-18 15:52:28,471 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:28,471 INFO L276 IsEmpty]: Start isEmpty. Operand 12469 states and 24788 transitions. [2022-02-18 15:52:28,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:52:28,472 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:52:28,473 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:52:28,473 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76 [2022-02-18 15:52:28,473 INFO L402 AbstractCegarLoop]: === Iteration 78 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:52:28,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:52:28,473 INFO L85 PathProgramCache]: Analyzing trace with hash -158732255, now seen corresponding path program 29 times [2022-02-18 15:52:28,473 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:52:28,473 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1815098748] [2022-02-18 15:52:28,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:52:28,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:52:28,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:52:28,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:52:28,646 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:52:28,646 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1815098748] [2022-02-18 15:52:28,646 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1815098748] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:52:28,646 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:52:28,646 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:52:28,646 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [727218563] [2022-02-18 15:52:28,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:52:28,646 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:52:28,646 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:52:28,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:52:28,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:52:28,647 INFO L87 Difference]: Start difference. First operand 12469 states and 24788 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:30,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:52:30,671 INFO L93 Difference]: Finished difference Result 19461 states and 38646 transitions. [2022-02-18 15:52:30,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-18 15:52:30,672 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:52:30,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:52:30,703 INFO L225 Difference]: With dead ends: 19461 [2022-02-18 15:52:30,703 INFO L226 Difference]: Without dead ends: 19461 [2022-02-18 15:52:30,704 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 304 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=320, Invalid=1240, Unknown=0, NotChecked=0, Total=1560 [2022-02-18 15:52:30,704 INFO L933 BasicCegarLoop]: 799 mSDtfsCounter, 1602 mSDsluCounter, 5244 mSDsCounter, 0 mSdLazyCounter, 3553 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1602 SdHoareTripleChecker+Valid, 6041 SdHoareTripleChecker+Invalid, 3635 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 3553 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:52:30,704 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1602 Valid, 6041 Invalid, 3635 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 3553 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-18 15:52:30,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19461 states. [2022-02-18 15:52:30,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19461 to 12469. [2022-02-18 15:52:30,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12469 states, 12390 states have (on average 2.0006456820016143) internal successors, (24788), 12468 states have internal predecessors, (24788), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:30,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12469 states to 12469 states and 24788 transitions. [2022-02-18 15:52:30,968 INFO L78 Accepts]: Start accepts. Automaton has 12469 states and 24788 transitions. Word has length 104 [2022-02-18 15:52:30,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:52:30,968 INFO L470 AbstractCegarLoop]: Abstraction has 12469 states and 24788 transitions. [2022-02-18 15:52:30,968 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:30,968 INFO L276 IsEmpty]: Start isEmpty. Operand 12469 states and 24788 transitions. [2022-02-18 15:52:30,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:52:30,969 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:52:30,969 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:52:30,969 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2022-02-18 15:52:30,969 INFO L402 AbstractCegarLoop]: === Iteration 79 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:52:30,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:52:30,970 INFO L85 PathProgramCache]: Analyzing trace with hash -73903583, now seen corresponding path program 30 times [2022-02-18 15:52:30,970 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:52:30,970 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1302776340] [2022-02-18 15:52:30,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:52:30,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:52:30,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:52:31,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:52:31,132 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:52:31,132 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1302776340] [2022-02-18 15:52:31,132 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1302776340] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:52:31,132 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:52:31,132 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:52:31,132 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1051504788] [2022-02-18 15:52:31,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:52:31,132 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:52:31,132 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:52:31,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:52:31,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:52:31,133 INFO L87 Difference]: Start difference. First operand 12469 states and 24788 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:33,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:52:33,309 INFO L93 Difference]: Finished difference Result 19603 states and 38926 transitions. [2022-02-18 15:52:33,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-18 15:52:33,310 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:52:33,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:52:33,338 INFO L225 Difference]: With dead ends: 19603 [2022-02-18 15:52:33,338 INFO L226 Difference]: Without dead ends: 19603 [2022-02-18 15:52:33,338 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 305 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=319, Invalid=1241, Unknown=0, NotChecked=0, Total=1560 [2022-02-18 15:52:33,339 INFO L933 BasicCegarLoop]: 810 mSDtfsCounter, 1610 mSDsluCounter, 5627 mSDsCounter, 0 mSdLazyCounter, 4015 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1610 SdHoareTripleChecker+Valid, 6435 SdHoareTripleChecker+Invalid, 4101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 4015 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:52:33,339 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1610 Valid, 6435 Invalid, 4101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 4015 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-18 15:52:33,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19603 states. [2022-02-18 15:52:33,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19603 to 12459. [2022-02-18 15:52:33,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12459 states, 12380 states have (on average 2.0006462035541195) internal successors, (24768), 12458 states have internal predecessors, (24768), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:33,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12459 states to 12459 states and 24768 transitions. [2022-02-18 15:52:33,560 INFO L78 Accepts]: Start accepts. Automaton has 12459 states and 24768 transitions. Word has length 104 [2022-02-18 15:52:33,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:52:33,560 INFO L470 AbstractCegarLoop]: Abstraction has 12459 states and 24768 transitions. [2022-02-18 15:52:33,560 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:33,562 INFO L276 IsEmpty]: Start isEmpty. Operand 12459 states and 24768 transitions. [2022-02-18 15:52:33,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:52:33,564 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:52:33,564 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:52:33,564 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable78 [2022-02-18 15:52:33,564 INFO L402 AbstractCegarLoop]: === Iteration 80 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:52:33,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:52:33,565 INFO L85 PathProgramCache]: Analyzing trace with hash 1876941507, now seen corresponding path program 31 times [2022-02-18 15:52:33,565 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:52:33,565 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772786740] [2022-02-18 15:52:33,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:52:33,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:52:33,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:52:33,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:52:33,755 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:52:33,755 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [772786740] [2022-02-18 15:52:33,755 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [772786740] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:52:33,755 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:52:33,756 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:52:33,756 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [785681840] [2022-02-18 15:52:33,756 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:52:33,759 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:52:33,759 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:52:33,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:52:33,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:52:33,760 INFO L87 Difference]: Start difference. First operand 12459 states and 24768 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:35,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:52:35,823 INFO L93 Difference]: Finished difference Result 19422 states and 38564 transitions. [2022-02-18 15:52:35,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-18 15:52:35,823 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:52:35,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:52:35,852 INFO L225 Difference]: With dead ends: 19422 [2022-02-18 15:52:35,852 INFO L226 Difference]: Without dead ends: 19422 [2022-02-18 15:52:35,852 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 318 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=349, Invalid=1291, Unknown=0, NotChecked=0, Total=1640 [2022-02-18 15:52:35,852 INFO L933 BasicCegarLoop]: 844 mSDtfsCounter, 1613 mSDsluCounter, 5069 mSDsCounter, 0 mSdLazyCounter, 3411 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1613 SdHoareTripleChecker+Valid, 5911 SdHoareTripleChecker+Invalid, 3492 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 3411 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:52:35,852 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1613 Valid, 5911 Invalid, 3492 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 3411 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-18 15:52:35,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19422 states. [2022-02-18 15:52:36,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19422 to 12439. [2022-02-18 15:52:36,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12439 states, 12360 states have (on average 2.0003236245954694) internal successors, (24724), 12438 states have internal predecessors, (24724), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:36,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12439 states to 12439 states and 24724 transitions. [2022-02-18 15:52:36,054 INFO L78 Accepts]: Start accepts. Automaton has 12439 states and 24724 transitions. Word has length 104 [2022-02-18 15:52:36,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:52:36,054 INFO L470 AbstractCegarLoop]: Abstraction has 12439 states and 24724 transitions. [2022-02-18 15:52:36,055 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:36,055 INFO L276 IsEmpty]: Start isEmpty. Operand 12439 states and 24724 transitions. [2022-02-18 15:52:36,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:52:36,056 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:52:36,056 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:52:36,056 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79 [2022-02-18 15:52:36,056 INFO L402 AbstractCegarLoop]: === Iteration 81 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:52:36,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:52:36,056 INFO L85 PathProgramCache]: Analyzing trace with hash 1430962269, now seen corresponding path program 32 times [2022-02-18 15:52:36,056 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:52:36,057 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2006898476] [2022-02-18 15:52:36,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:52:36,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:52:36,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:52:36,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:52:36,219 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:52:36,219 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2006898476] [2022-02-18 15:52:36,219 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2006898476] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:52:36,219 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:52:36,219 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:52:36,219 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1046400005] [2022-02-18 15:52:36,219 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:52:36,220 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:52:36,220 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:52:36,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:52:36,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:52:36,220 INFO L87 Difference]: Start difference. First operand 12439 states and 24724 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:38,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:52:38,907 INFO L93 Difference]: Finished difference Result 38798 states and 77084 transitions. [2022-02-18 15:52:38,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-02-18 15:52:38,907 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:52:38,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:52:38,976 INFO L225 Difference]: With dead ends: 38798 [2022-02-18 15:52:38,976 INFO L226 Difference]: Without dead ends: 38798 [2022-02-18 15:52:38,977 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 445 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=345, Invalid=1547, Unknown=0, NotChecked=0, Total=1892 [2022-02-18 15:52:38,977 INFO L933 BasicCegarLoop]: 1123 mSDtfsCounter, 2085 mSDsluCounter, 7389 mSDsCounter, 0 mSdLazyCounter, 4690 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2085 SdHoareTripleChecker+Valid, 8510 SdHoareTripleChecker+Invalid, 4750 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 4690 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:52:38,977 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2085 Valid, 8510 Invalid, 4750 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 4690 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-02-18 15:52:39,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38798 states. [2022-02-18 15:52:39,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38798 to 12459. [2022-02-18 15:52:39,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12459 states, 12380 states have (on average 2.000403877221325) internal successors, (24765), 12458 states have internal predecessors, (24765), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:39,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12459 states to 12459 states and 24765 transitions. [2022-02-18 15:52:39,383 INFO L78 Accepts]: Start accepts. Automaton has 12459 states and 24765 transitions. Word has length 104 [2022-02-18 15:52:39,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:52:39,384 INFO L470 AbstractCegarLoop]: Abstraction has 12459 states and 24765 transitions. [2022-02-18 15:52:39,384 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:39,384 INFO L276 IsEmpty]: Start isEmpty. Operand 12459 states and 24765 transitions. [2022-02-18 15:52:39,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:52:39,385 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:52:39,385 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:52:39,385 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2022-02-18 15:52:39,385 INFO L402 AbstractCegarLoop]: === Iteration 82 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:52:39,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:52:39,386 INFO L85 PathProgramCache]: Analyzing trace with hash 1515790941, now seen corresponding path program 33 times [2022-02-18 15:52:39,386 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:52:39,386 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60498030] [2022-02-18 15:52:39,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:52:39,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:52:39,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:52:39,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:52:39,579 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:52:39,579 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [60498030] [2022-02-18 15:52:39,579 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [60498030] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:52:39,579 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:52:39,579 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:52:39,579 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [973655950] [2022-02-18 15:52:39,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:52:39,580 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:52:39,580 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:52:39,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:52:39,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:52:39,580 INFO L87 Difference]: Start difference. First operand 12459 states and 24765 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:42,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:52:42,274 INFO L93 Difference]: Finished difference Result 38899 states and 77286 transitions. [2022-02-18 15:52:42,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-02-18 15:52:42,275 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:52:42,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:52:42,341 INFO L225 Difference]: With dead ends: 38899 [2022-02-18 15:52:42,341 INFO L226 Difference]: Without dead ends: 38899 [2022-02-18 15:52:42,342 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 420 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=326, Invalid=1480, Unknown=0, NotChecked=0, Total=1806 [2022-02-18 15:52:42,342 INFO L933 BasicCegarLoop]: 1155 mSDtfsCounter, 1971 mSDsluCounter, 7388 mSDsCounter, 0 mSdLazyCounter, 4772 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1971 SdHoareTripleChecker+Valid, 8541 SdHoareTripleChecker+Invalid, 4843 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 4772 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:52:42,342 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1971 Valid, 8541 Invalid, 4843 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 4772 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-02-18 15:52:42,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38899 states. [2022-02-18 15:52:42,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38899 to 12471. [2022-02-18 15:52:42,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12471 states, 12392 states have (on average 2.000484183344093) internal successors, (24790), 12470 states have internal predecessors, (24790), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:42,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12471 states to 12471 states and 24790 transitions. [2022-02-18 15:52:42,687 INFO L78 Accepts]: Start accepts. Automaton has 12471 states and 24790 transitions. Word has length 104 [2022-02-18 15:52:42,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:52:42,688 INFO L470 AbstractCegarLoop]: Abstraction has 12471 states and 24790 transitions. [2022-02-18 15:52:42,688 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:42,688 INFO L276 IsEmpty]: Start isEmpty. Operand 12471 states and 24790 transitions. [2022-02-18 15:52:42,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:52:42,689 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:52:42,689 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:52:42,689 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81 [2022-02-18 15:52:42,690 INFO L402 AbstractCegarLoop]: === Iteration 83 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:52:42,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:52:42,690 INFO L85 PathProgramCache]: Analyzing trace with hash 595214975, now seen corresponding path program 34 times [2022-02-18 15:52:42,690 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:52:42,690 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [185847037] [2022-02-18 15:52:42,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:52:42,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:52:42,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:52:42,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:52:42,858 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:52:42,858 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [185847037] [2022-02-18 15:52:42,859 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [185847037] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:52:42,859 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:52:42,859 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:52:42,859 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1960814111] [2022-02-18 15:52:42,859 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:52:42,859 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:52:42,859 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:52:42,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:52:42,859 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:52:42,859 INFO L87 Difference]: Start difference. First operand 12471 states and 24790 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:45,571 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:52:45,571 INFO L93 Difference]: Finished difference Result 38973 states and 77434 transitions. [2022-02-18 15:52:45,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-02-18 15:52:45,571 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:52:45,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:52:45,633 INFO L225 Difference]: With dead ends: 38973 [2022-02-18 15:52:45,633 INFO L226 Difference]: Without dead ends: 38973 [2022-02-18 15:52:45,634 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 393 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=310, Invalid=1412, Unknown=0, NotChecked=0, Total=1722 [2022-02-18 15:52:45,634 INFO L933 BasicCegarLoop]: 1120 mSDtfsCounter, 1919 mSDsluCounter, 7781 mSDsCounter, 0 mSdLazyCounter, 5233 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1919 SdHoareTripleChecker+Valid, 8899 SdHoareTripleChecker+Invalid, 5303 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 5233 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:52:45,634 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1919 Valid, 8899 Invalid, 5303 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 5233 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-02-18 15:52:45,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38973 states. [2022-02-18 15:52:45,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38973 to 12483. [2022-02-18 15:52:45,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12483 states, 12404 states have (on average 2.000564334085779) internal successors, (24815), 12482 states have internal predecessors, (24815), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:45,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12483 states to 12483 states and 24815 transitions. [2022-02-18 15:52:45,936 INFO L78 Accepts]: Start accepts. Automaton has 12483 states and 24815 transitions. Word has length 104 [2022-02-18 15:52:45,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:52:45,936 INFO L470 AbstractCegarLoop]: Abstraction has 12483 states and 24815 transitions. [2022-02-18 15:52:45,936 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:45,936 INFO L276 IsEmpty]: Start isEmpty. Operand 12483 states and 24815 transitions. [2022-02-18 15:52:45,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:52:45,937 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:52:45,937 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:52:45,937 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2022-02-18 15:52:45,937 INFO L402 AbstractCegarLoop]: === Iteration 84 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:52:45,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:52:45,937 INFO L85 PathProgramCache]: Analyzing trace with hash -561895237, now seen corresponding path program 35 times [2022-02-18 15:52:45,938 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:52:45,938 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397950598] [2022-02-18 15:52:45,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:52:45,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:52:45,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:52:46,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:52:46,112 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:52:46,112 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [397950598] [2022-02-18 15:52:46,113 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [397950598] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:52:46,113 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:52:46,113 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:52:46,113 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [303241285] [2022-02-18 15:52:46,113 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:52:46,113 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:52:46,113 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:52:46,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:52:46,113 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:52:46,113 INFO L87 Difference]: Start difference. First operand 12483 states and 24815 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:48,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:52:48,711 INFO L93 Difference]: Finished difference Result 48645 states and 96664 transitions. [2022-02-18 15:52:48,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-02-18 15:52:48,711 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:52:48,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:52:48,782 INFO L225 Difference]: With dead ends: 48645 [2022-02-18 15:52:48,782 INFO L226 Difference]: Without dead ends: 48645 [2022-02-18 15:52:48,783 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 508 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=365, Invalid=1705, Unknown=0, NotChecked=0, Total=2070 [2022-02-18 15:52:48,783 INFO L933 BasicCegarLoop]: 1154 mSDtfsCounter, 2440 mSDsluCounter, 7856 mSDsCounter, 0 mSdLazyCounter, 4441 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2440 SdHoareTripleChecker+Valid, 9008 SdHoareTripleChecker+Invalid, 4497 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 4441 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:52:48,783 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2440 Valid, 9008 Invalid, 4497 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 4441 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-18 15:52:48,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48645 states. [2022-02-18 15:52:49,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48645 to 12519. [2022-02-18 15:52:49,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12519 states, 12440 states have (on average 2.00064308681672) internal successors, (24888), 12518 states have internal predecessors, (24888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:49,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12519 states to 12519 states and 24888 transitions. [2022-02-18 15:52:49,096 INFO L78 Accepts]: Start accepts. Automaton has 12519 states and 24888 transitions. Word has length 104 [2022-02-18 15:52:49,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:52:49,097 INFO L470 AbstractCegarLoop]: Abstraction has 12519 states and 24888 transitions. [2022-02-18 15:52:49,097 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:49,097 INFO L276 IsEmpty]: Start isEmpty. Operand 12519 states and 24888 transitions. [2022-02-18 15:52:49,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:52:49,098 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:52:49,098 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:52:49,098 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83 [2022-02-18 15:52:49,098 INFO L402 AbstractCegarLoop]: === Iteration 85 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:52:49,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:52:49,099 INFO L85 PathProgramCache]: Analyzing trace with hash 80385577, now seen corresponding path program 44 times [2022-02-18 15:52:49,099 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:52:49,099 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [901190488] [2022-02-18 15:52:49,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:52:49,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:52:49,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:52:49,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:52:49,231 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:52:49,231 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [901190488] [2022-02-18 15:52:49,231 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [901190488] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:52:49,231 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:52:49,231 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:52:49,231 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [272295881] [2022-02-18 15:52:49,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:52:49,231 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:52:49,231 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:52:49,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:52:49,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:52:49,232 INFO L87 Difference]: Start difference. First operand 12519 states and 24888 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:53,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:52:53,020 INFO L93 Difference]: Finished difference Result 48819 states and 96991 transitions. [2022-02-18 15:52:53,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-02-18 15:52:53,020 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:52:53,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:52:53,193 INFO L225 Difference]: With dead ends: 48819 [2022-02-18 15:52:53,193 INFO L226 Difference]: Without dead ends: 48819 [2022-02-18 15:52:53,194 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 857 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=717, Invalid=2943, Unknown=0, NotChecked=0, Total=3660 [2022-02-18 15:52:53,194 INFO L933 BasicCegarLoop]: 1360 mSDtfsCounter, 2579 mSDsluCounter, 8934 mSDsCounter, 0 mSdLazyCounter, 6808 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2579 SdHoareTripleChecker+Valid, 10290 SdHoareTripleChecker+Invalid, 6899 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 6808 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:52:53,194 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2579 Valid, 10290 Invalid, 6899 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 6808 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-02-18 15:52:53,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48819 states. [2022-02-18 15:52:53,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48819 to 12409. [2022-02-18 15:52:53,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12409 states, 12330 states have (on average 2.000324412003244) internal successors, (24664), 12408 states have internal predecessors, (24664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:53,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12409 states to 12409 states and 24664 transitions. [2022-02-18 15:52:53,506 INFO L78 Accepts]: Start accepts. Automaton has 12409 states and 24664 transitions. Word has length 104 [2022-02-18 15:52:53,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:52:53,506 INFO L470 AbstractCegarLoop]: Abstraction has 12409 states and 24664 transitions. [2022-02-18 15:52:53,506 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:53,506 INFO L276 IsEmpty]: Start isEmpty. Operand 12409 states and 24664 transitions. [2022-02-18 15:52:53,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:52:53,508 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:52:53,508 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:52:53,508 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84 [2022-02-18 15:52:53,508 INFO L402 AbstractCegarLoop]: === Iteration 86 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:52:53,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:52:53,508 INFO L85 PathProgramCache]: Analyzing trace with hash -410338885, now seen corresponding path program 36 times [2022-02-18 15:52:53,509 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:52:53,509 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1968665935] [2022-02-18 15:52:53,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:52:53,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:52:53,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:52:53,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:52:53,660 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:52:53,660 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1968665935] [2022-02-18 15:52:53,660 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1968665935] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:52:53,660 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:52:53,660 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:52:53,660 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1608739595] [2022-02-18 15:52:53,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:52:53,660 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:52:53,660 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:52:53,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:52:53,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:52:53,661 INFO L87 Difference]: Start difference. First operand 12409 states and 24664 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:56,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:52:56,341 INFO L93 Difference]: Finished difference Result 38477 states and 76444 transitions. [2022-02-18 15:52:56,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-02-18 15:52:56,342 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:52:56,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:52:56,403 INFO L225 Difference]: With dead ends: 38477 [2022-02-18 15:52:56,403 INFO L226 Difference]: Without dead ends: 38477 [2022-02-18 15:52:56,403 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 468 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=356, Invalid=1624, Unknown=0, NotChecked=0, Total=1980 [2022-02-18 15:52:56,404 INFO L933 BasicCegarLoop]: 1155 mSDtfsCounter, 2261 mSDsluCounter, 8035 mSDsCounter, 0 mSdLazyCounter, 5040 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2261 SdHoareTripleChecker+Valid, 9188 SdHoareTripleChecker+Invalid, 5090 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 5040 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:52:56,404 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2261 Valid, 9188 Invalid, 5090 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 5040 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-02-18 15:52:56,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38477 states. [2022-02-18 15:52:56,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38477 to 12465. [2022-02-18 15:52:56,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12465 states, 12386 states have (on average 2.0006458905215565) internal successors, (24780), 12464 states have internal predecessors, (24780), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:56,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12465 states to 12465 states and 24780 transitions. [2022-02-18 15:52:56,835 INFO L78 Accepts]: Start accepts. Automaton has 12465 states and 24780 transitions. Word has length 104 [2022-02-18 15:52:56,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:52:56,835 INFO L470 AbstractCegarLoop]: Abstraction has 12465 states and 24780 transitions. [2022-02-18 15:52:56,836 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:52:56,836 INFO L276 IsEmpty]: Start isEmpty. Operand 12465 states and 24780 transitions. [2022-02-18 15:52:56,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:52:56,837 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:52:56,837 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:52:56,837 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85 [2022-02-18 15:52:56,837 INFO L402 AbstractCegarLoop]: === Iteration 87 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:52:56,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:52:56,838 INFO L85 PathProgramCache]: Analyzing trace with hash 231941929, now seen corresponding path program 45 times [2022-02-18 15:52:56,838 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:52:56,838 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082519951] [2022-02-18 15:52:56,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:52:56,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:52:56,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:52:56,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:52:56,986 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:52:56,986 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082519951] [2022-02-18 15:52:56,986 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1082519951] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:52:56,986 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:52:56,986 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:52:56,986 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [819007118] [2022-02-18 15:52:56,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:52:56,987 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:52:56,987 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:52:56,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:52:56,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:52:56,987 INFO L87 Difference]: Start difference. First operand 12465 states and 24780 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:00,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:53:00,323 INFO L93 Difference]: Finished difference Result 38730 states and 76934 transitions. [2022-02-18 15:53:00,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-02-18 15:53:00,324 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:53:00,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:53:00,387 INFO L225 Difference]: With dead ends: 38730 [2022-02-18 15:53:00,388 INFO L226 Difference]: Without dead ends: 38730 [2022-02-18 15:53:00,388 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 733 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=615, Invalid=2577, Unknown=0, NotChecked=0, Total=3192 [2022-02-18 15:53:00,389 INFO L933 BasicCegarLoop]: 1366 mSDtfsCounter, 2391 mSDsluCounter, 8317 mSDsCounter, 0 mSdLazyCounter, 6216 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2391 SdHoareTripleChecker+Valid, 9679 SdHoareTripleChecker+Invalid, 6306 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 6216 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:53:00,389 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2391 Valid, 9679 Invalid, 6306 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 6216 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-02-18 15:53:00,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38730 states. [2022-02-18 15:53:00,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38730 to 12337. [2022-02-18 15:53:00,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12337 states, 12258 states have (on average 2.0003263175069343) internal successors, (24520), 12336 states have internal predecessors, (24520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:00,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12337 states to 12337 states and 24520 transitions. [2022-02-18 15:53:00,697 INFO L78 Accepts]: Start accepts. Automaton has 12337 states and 24520 transitions. Word has length 104 [2022-02-18 15:53:00,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:53:00,697 INFO L470 AbstractCegarLoop]: Abstraction has 12337 states and 24520 transitions. [2022-02-18 15:53:00,697 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:00,697 INFO L276 IsEmpty]: Start isEmpty. Operand 12337 states and 24520 transitions. [2022-02-18 15:53:00,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:53:00,698 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:53:00,698 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:53:00,698 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86 [2022-02-18 15:53:00,698 INFO L402 AbstractCegarLoop]: === Iteration 88 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:53:00,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:53:00,698 INFO L85 PathProgramCache]: Analyzing trace with hash 2123366539, now seen corresponding path program 46 times [2022-02-18 15:53:00,699 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:53:00,699 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1919191277] [2022-02-18 15:53:00,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:53:00,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:53:00,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:53:00,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:53:00,888 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:53:00,888 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1919191277] [2022-02-18 15:53:00,888 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1919191277] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:53:00,888 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:53:00,888 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:53:00,888 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1014261704] [2022-02-18 15:53:00,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:53:00,888 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:53:00,888 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:53:00,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:53:00,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:53:00,889 INFO L87 Difference]: Start difference. First operand 12337 states and 24520 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:02,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:53:02,802 INFO L93 Difference]: Finished difference Result 23155 states and 46036 transitions. [2022-02-18 15:53:02,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-18 15:53:02,803 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:53:02,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:53:02,835 INFO L225 Difference]: With dead ends: 23155 [2022-02-18 15:53:02,835 INFO L226 Difference]: Without dead ends: 23155 [2022-02-18 15:53:02,835 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=172, Invalid=640, Unknown=0, NotChecked=0, Total=812 [2022-02-18 15:53:02,835 INFO L933 BasicCegarLoop]: 751 mSDtfsCounter, 982 mSDsluCounter, 5564 mSDsCounter, 0 mSdLazyCounter, 3889 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 982 SdHoareTripleChecker+Valid, 6313 SdHoareTripleChecker+Invalid, 3976 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 3889 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:53:02,835 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [982 Valid, 6313 Invalid, 3976 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 3889 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-18 15:53:02,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23155 states. [2022-02-18 15:53:03,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23155 to 12449. [2022-02-18 15:53:03,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12449 states, 12370 states have (on average 2.0003233629749393) internal successors, (24744), 12448 states have internal predecessors, (24744), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:03,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12449 states to 12449 states and 24744 transitions. [2022-02-18 15:53:03,049 INFO L78 Accepts]: Start accepts. Automaton has 12449 states and 24744 transitions. Word has length 104 [2022-02-18 15:53:03,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:53:03,049 INFO L470 AbstractCegarLoop]: Abstraction has 12449 states and 24744 transitions. [2022-02-18 15:53:03,049 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:03,049 INFO L276 IsEmpty]: Start isEmpty. Operand 12449 states and 24744 transitions. [2022-02-18 15:53:03,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:53:03,050 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:53:03,050 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:53:03,050 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable87 [2022-02-18 15:53:03,050 INFO L402 AbstractCegarLoop]: === Iteration 89 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:53:03,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:53:03,051 INFO L85 PathProgramCache]: Analyzing trace with hash -1139356091, now seen corresponding path program 47 times [2022-02-18 15:53:03,051 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:53:03,051 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1708409596] [2022-02-18 15:53:03,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:53:03,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:53:03,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:53:03,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:53:03,229 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:53:03,229 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1708409596] [2022-02-18 15:53:03,229 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1708409596] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:53:03,229 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:53:03,229 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:53:03,229 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [111070834] [2022-02-18 15:53:03,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:53:03,229 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:53:03,229 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:53:03,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:53:03,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:53:03,230 INFO L87 Difference]: Start difference. First operand 12449 states and 24744 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:05,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:53:05,315 INFO L93 Difference]: Finished difference Result 23149 states and 46028 transitions. [2022-02-18 15:53:05,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-18 15:53:05,316 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:53:05,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:53:05,349 INFO L225 Difference]: With dead ends: 23149 [2022-02-18 15:53:05,349 INFO L226 Difference]: Without dead ends: 23149 [2022-02-18 15:53:05,350 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 165 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=194, Invalid=798, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:53:05,350 INFO L933 BasicCegarLoop]: 748 mSDtfsCounter, 1012 mSDsluCounter, 5689 mSDsCounter, 0 mSdLazyCounter, 4310 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1012 SdHoareTripleChecker+Valid, 6435 SdHoareTripleChecker+Invalid, 4410 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 4310 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:53:05,350 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1012 Valid, 6435 Invalid, 4410 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 4310 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-18 15:53:05,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23149 states. [2022-02-18 15:53:05,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23149 to 12463. [2022-02-18 15:53:05,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12463 states, 12384 states have (on average 2.0004037467700257) internal successors, (24773), 12462 states have internal predecessors, (24773), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:05,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12463 states to 12463 states and 24773 transitions. [2022-02-18 15:53:05,564 INFO L78 Accepts]: Start accepts. Automaton has 12463 states and 24773 transitions. Word has length 104 [2022-02-18 15:53:05,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:53:05,564 INFO L470 AbstractCegarLoop]: Abstraction has 12463 states and 24773 transitions. [2022-02-18 15:53:05,564 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:05,564 INFO L276 IsEmpty]: Start isEmpty. Operand 12463 states and 24773 transitions. [2022-02-18 15:53:05,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:53:05,565 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:53:05,566 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:53:05,566 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable88 [2022-02-18 15:53:05,566 INFO L402 AbstractCegarLoop]: === Iteration 90 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:53:05,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:53:05,566 INFO L85 PathProgramCache]: Analyzing trace with hash 51371147, now seen corresponding path program 48 times [2022-02-18 15:53:05,566 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:53:05,566 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [629360499] [2022-02-18 15:53:05,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:53:05,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:53:05,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:53:05,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:53:05,770 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:53:05,770 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [629360499] [2022-02-18 15:53:05,770 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [629360499] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:53:05,770 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:53:05,771 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:53:05,771 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [309770739] [2022-02-18 15:53:05,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:53:05,771 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:53:05,771 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:53:05,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:53:05,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:53:05,771 INFO L87 Difference]: Start difference. First operand 12463 states and 24773 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:07,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:53:07,609 INFO L93 Difference]: Finished difference Result 23324 states and 46378 transitions. [2022-02-18 15:53:07,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-18 15:53:07,610 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:53:07,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:53:07,648 INFO L225 Difference]: With dead ends: 23324 [2022-02-18 15:53:07,649 INFO L226 Difference]: Without dead ends: 23324 [2022-02-18 15:53:07,649 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 169 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=182, Invalid=810, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:53:07,649 INFO L933 BasicCegarLoop]: 749 mSDtfsCounter, 921 mSDsluCounter, 5407 mSDsCounter, 0 mSdLazyCounter, 3850 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 921 SdHoareTripleChecker+Valid, 6154 SdHoareTripleChecker+Invalid, 3951 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 3850 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:53:07,649 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [921 Valid, 6154 Invalid, 3951 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 3850 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-18 15:53:07,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23324 states. [2022-02-18 15:53:07,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23324 to 12477. [2022-02-18 15:53:07,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12477 states, 12398 states have (on average 2.0004839490240363) internal successors, (24802), 12476 states have internal predecessors, (24802), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:07,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12477 states to 12477 states and 24802 transitions. [2022-02-18 15:53:07,876 INFO L78 Accepts]: Start accepts. Automaton has 12477 states and 24802 transitions. Word has length 104 [2022-02-18 15:53:07,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:53:07,876 INFO L470 AbstractCegarLoop]: Abstraction has 12477 states and 24802 transitions. [2022-02-18 15:53:07,876 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:07,876 INFO L276 IsEmpty]: Start isEmpty. Operand 12477 states and 24802 transitions. [2022-02-18 15:53:07,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:53:07,877 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:53:07,877 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:53:07,877 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89 [2022-02-18 15:53:07,877 INFO L402 AbstractCegarLoop]: === Iteration 91 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:53:07,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:53:07,878 INFO L85 PathProgramCache]: Analyzing trace with hash 2093219465, now seen corresponding path program 49 times [2022-02-18 15:53:07,878 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:53:07,878 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1776743759] [2022-02-18 15:53:07,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:53:07,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:53:07,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:53:08,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:53:08,057 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:53:08,057 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1776743759] [2022-02-18 15:53:08,057 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1776743759] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:53:08,057 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:53:08,057 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:53:08,057 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302350617] [2022-02-18 15:53:08,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:53:08,057 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:53:08,057 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:53:08,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:53:08,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:53:08,058 INFO L87 Difference]: Start difference. First operand 12477 states and 24802 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:09,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:53:09,986 INFO L93 Difference]: Finished difference Result 23239 states and 46208 transitions. [2022-02-18 15:53:09,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-18 15:53:09,987 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:53:09,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:53:10,021 INFO L225 Difference]: With dead ends: 23239 [2022-02-18 15:53:10,021 INFO L226 Difference]: Without dead ends: 23239 [2022-02-18 15:53:10,022 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=183, Invalid=809, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:53:10,022 INFO L933 BasicCegarLoop]: 756 mSDtfsCounter, 920 mSDsluCounter, 5580 mSDsCounter, 0 mSdLazyCounter, 4023 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 920 SdHoareTripleChecker+Valid, 6334 SdHoareTripleChecker+Invalid, 4116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 4023 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:53:10,022 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [920 Valid, 6334 Invalid, 4116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 4023 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-18 15:53:10,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23239 states. [2022-02-18 15:53:10,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23239 to 12477. [2022-02-18 15:53:10,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12477 states, 12398 states have (on average 2.0004839490240363) internal successors, (24802), 12476 states have internal predecessors, (24802), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:10,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12477 states to 12477 states and 24802 transitions. [2022-02-18 15:53:10,259 INFO L78 Accepts]: Start accepts. Automaton has 12477 states and 24802 transitions. Word has length 104 [2022-02-18 15:53:10,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:53:10,259 INFO L470 AbstractCegarLoop]: Abstraction has 12477 states and 24802 transitions. [2022-02-18 15:53:10,259 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:10,259 INFO L276 IsEmpty]: Start isEmpty. Operand 12477 states and 24802 transitions. [2022-02-18 15:53:10,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:53:10,261 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:53:10,261 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:53:10,261 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90 [2022-02-18 15:53:10,261 INFO L402 AbstractCegarLoop]: === Iteration 92 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:53:10,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:53:10,261 INFO L85 PathProgramCache]: Analyzing trace with hash -1833101887, now seen corresponding path program 50 times [2022-02-18 15:53:10,261 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:53:10,261 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1199170655] [2022-02-18 15:53:10,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:53:10,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:53:10,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:53:10,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:53:10,470 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:53:10,470 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1199170655] [2022-02-18 15:53:10,470 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1199170655] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:53:10,470 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:53:10,470 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:53:10,470 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1327312026] [2022-02-18 15:53:10,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:53:10,471 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:53:10,471 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:53:10,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:53:10,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:53:10,471 INFO L87 Difference]: Start difference. First operand 12477 states and 24802 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:12,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:53:12,685 INFO L93 Difference]: Finished difference Result 23460 states and 46646 transitions. [2022-02-18 15:53:12,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-02-18 15:53:12,685 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:53:12,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:53:12,721 INFO L225 Difference]: With dead ends: 23460 [2022-02-18 15:53:12,722 INFO L226 Difference]: Without dead ends: 23460 [2022-02-18 15:53:12,722 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 308 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=328, Invalid=1312, Unknown=0, NotChecked=0, Total=1640 [2022-02-18 15:53:12,722 INFO L933 BasicCegarLoop]: 910 mSDtfsCounter, 995 mSDsluCounter, 6294 mSDsCounter, 0 mSdLazyCounter, 4802 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 995 SdHoareTripleChecker+Valid, 7202 SdHoareTripleChecker+Invalid, 4935 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 4802 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:53:12,722 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [995 Valid, 7202 Invalid, 4935 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 4802 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-18 15:53:12,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23460 states. [2022-02-18 15:53:12,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23460 to 12495. [2022-02-18 15:53:12,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12495 states, 12416 states have (on average 2.000563788659794) internal successors, (24839), 12494 states have internal predecessors, (24839), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:12,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12495 states to 12495 states and 24839 transitions. [2022-02-18 15:53:12,970 INFO L78 Accepts]: Start accepts. Automaton has 12495 states and 24839 transitions. Word has length 104 [2022-02-18 15:53:12,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:53:12,970 INFO L470 AbstractCegarLoop]: Abstraction has 12495 states and 24839 transitions. [2022-02-18 15:53:12,970 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:12,970 INFO L276 IsEmpty]: Start isEmpty. Operand 12495 states and 24839 transitions. [2022-02-18 15:53:12,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:53:12,971 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:53:12,972 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:53:12,972 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91 [2022-02-18 15:53:12,972 INFO L402 AbstractCegarLoop]: === Iteration 93 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:53:12,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:53:12,972 INFO L85 PathProgramCache]: Analyzing trace with hash 373886629, now seen corresponding path program 37 times [2022-02-18 15:53:12,972 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:53:12,972 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1978212486] [2022-02-18 15:53:12,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:53:12,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:53:12,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:53:13,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:53:13,147 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:53:13,147 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1978212486] [2022-02-18 15:53:13,147 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1978212486] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:53:13,147 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:53:13,147 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:53:13,147 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [984570570] [2022-02-18 15:53:13,147 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:53:13,148 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:53:13,148 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:53:13,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:53:13,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:53:13,148 INFO L87 Difference]: Start difference. First operand 12495 states and 24839 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:14,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:53:14,943 INFO L93 Difference]: Finished difference Result 23056 states and 45844 transitions. [2022-02-18 15:53:14,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-18 15:53:14,944 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:53:14,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:53:14,975 INFO L225 Difference]: With dead ends: 23056 [2022-02-18 15:53:14,975 INFO L226 Difference]: Without dead ends: 23056 [2022-02-18 15:53:14,976 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=138, Invalid=674, Unknown=0, NotChecked=0, Total=812 [2022-02-18 15:53:14,976 INFO L933 BasicCegarLoop]: 951 mSDtfsCounter, 1416 mSDsluCounter, 6640 mSDsCounter, 0 mSdLazyCounter, 3684 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1416 SdHoareTripleChecker+Valid, 7590 SdHoareTripleChecker+Invalid, 3741 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 3684 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-18 15:53:14,976 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1416 Valid, 7590 Invalid, 3741 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 3684 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-18 15:53:15,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23056 states. [2022-02-18 15:53:15,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23056 to 12483. [2022-02-18 15:53:15,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12483 states, 12404 states have (on average 2.00064495324089) internal successors, (24816), 12482 states have internal predecessors, (24816), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:15,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12483 states to 12483 states and 24816 transitions. [2022-02-18 15:53:15,194 INFO L78 Accepts]: Start accepts. Automaton has 12483 states and 24816 transitions. Word has length 104 [2022-02-18 15:53:15,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:53:15,195 INFO L470 AbstractCegarLoop]: Abstraction has 12483 states and 24816 transitions. [2022-02-18 15:53:15,195 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:15,195 INFO L276 IsEmpty]: Start isEmpty. Operand 12483 states and 24816 transitions. [2022-02-18 15:53:15,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:53:15,196 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:53:15,196 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:53:15,196 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92 [2022-02-18 15:53:15,196 INFO L402 AbstractCegarLoop]: === Iteration 94 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:53:15,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:53:15,196 INFO L85 PathProgramCache]: Analyzing trace with hash 1227046985, now seen corresponding path program 51 times [2022-02-18 15:53:15,197 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:53:15,197 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1695600078] [2022-02-18 15:53:15,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:53:15,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:53:15,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:53:15,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:53:15,377 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:53:15,377 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1695600078] [2022-02-18 15:53:15,378 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1695600078] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:53:15,378 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:53:15,378 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:53:15,378 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1642835714] [2022-02-18 15:53:15,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:53:15,378 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:53:15,378 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:53:15,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:53:15,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:53:15,378 INFO L87 Difference]: Start difference. First operand 12483 states and 24816 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:17,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:53:17,973 INFO L93 Difference]: Finished difference Result 23047 states and 45820 transitions. [2022-02-18 15:53:17,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-02-18 15:53:17,973 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:53:17,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:53:18,009 INFO L225 Difference]: With dead ends: 23047 [2022-02-18 15:53:18,010 INFO L226 Difference]: Without dead ends: 23047 [2022-02-18 15:53:18,010 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 387 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=356, Invalid=1536, Unknown=0, NotChecked=0, Total=1892 [2022-02-18 15:53:18,010 INFO L933 BasicCegarLoop]: 1070 mSDtfsCounter, 1282 mSDsluCounter, 8418 mSDsCounter, 0 mSdLazyCounter, 5915 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1282 SdHoareTripleChecker+Valid, 9485 SdHoareTripleChecker+Invalid, 6016 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 5915 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:53:18,010 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1282 Valid, 9485 Invalid, 6016 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 5915 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-02-18 15:53:18,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23047 states. [2022-02-18 15:53:18,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23047 to 12343. [2022-02-18 15:53:18,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12343 states, 12264 states have (on average 2.0003261578604046) internal successors, (24532), 12342 states have internal predecessors, (24532), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:18,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12343 states to 12343 states and 24532 transitions. [2022-02-18 15:53:18,227 INFO L78 Accepts]: Start accepts. Automaton has 12343 states and 24532 transitions. Word has length 104 [2022-02-18 15:53:18,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:53:18,227 INFO L470 AbstractCegarLoop]: Abstraction has 12343 states and 24532 transitions. [2022-02-18 15:53:18,227 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:18,227 INFO L276 IsEmpty]: Start isEmpty. Operand 12343 states and 24532 transitions. [2022-02-18 15:53:18,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:53:18,228 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:53:18,229 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:53:18,229 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93 [2022-02-18 15:53:18,229 INFO L402 AbstractCegarLoop]: === Iteration 95 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:53:18,229 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:53:18,229 INFO L85 PathProgramCache]: Analyzing trace with hash 568747955, now seen corresponding path program 52 times [2022-02-18 15:53:18,229 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:53:18,229 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [912150932] [2022-02-18 15:53:18,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:53:18,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:53:18,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:53:18,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:53:18,399 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:53:18,399 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [912150932] [2022-02-18 15:53:18,399 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [912150932] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:53:18,399 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:53:18,399 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:53:18,399 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1588046163] [2022-02-18 15:53:18,399 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:53:18,399 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:53:18,399 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:53:18,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:53:18,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:53:18,400 INFO L87 Difference]: Start difference. First operand 12343 states and 24532 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:20,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:53:20,537 INFO L93 Difference]: Finished difference Result 33371 states and 66351 transitions. [2022-02-18 15:53:20,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-18 15:53:20,538 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:53:20,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:53:20,592 INFO L225 Difference]: With dead ends: 33371 [2022-02-18 15:53:20,593 INFO L226 Difference]: Without dead ends: 33371 [2022-02-18 15:53:20,593 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 232 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=258, Invalid=1002, Unknown=0, NotChecked=0, Total=1260 [2022-02-18 15:53:20,593 INFO L933 BasicCegarLoop]: 930 mSDtfsCounter, 1224 mSDsluCounter, 6483 mSDsCounter, 0 mSdLazyCounter, 4198 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1224 SdHoareTripleChecker+Valid, 7411 SdHoareTripleChecker+Invalid, 4285 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 4198 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:53:20,593 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1224 Valid, 7411 Invalid, 4285 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 4198 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-18 15:53:20,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33371 states. [2022-02-18 15:53:20,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33371 to 12485. [2022-02-18 15:53:20,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12485 states, 12406 states have (on average 2.000322424633242) internal successors, (24816), 12484 states have internal predecessors, (24816), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:20,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12485 states to 12485 states and 24816 transitions. [2022-02-18 15:53:20,932 INFO L78 Accepts]: Start accepts. Automaton has 12485 states and 24816 transitions. Word has length 104 [2022-02-18 15:53:20,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:53:20,932 INFO L470 AbstractCegarLoop]: Abstraction has 12485 states and 24816 transitions. [2022-02-18 15:53:20,932 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:20,933 INFO L276 IsEmpty]: Start isEmpty. Operand 12485 states and 24816 transitions. [2022-02-18 15:53:20,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:53:20,934 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:53:20,934 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:53:20,934 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94 [2022-02-18 15:53:20,934 INFO L402 AbstractCegarLoop]: === Iteration 96 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:53:20,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:53:20,935 INFO L85 PathProgramCache]: Analyzing trace with hash 1600992621, now seen corresponding path program 53 times [2022-02-18 15:53:20,935 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:53:20,935 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1399037966] [2022-02-18 15:53:20,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:53:20,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:53:20,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:53:21,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:53:21,102 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:53:21,102 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1399037966] [2022-02-18 15:53:21,102 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1399037966] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:53:21,102 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:53:21,102 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:53:21,102 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [956619330] [2022-02-18 15:53:21,103 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:53:21,103 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:53:21,103 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:53:21,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:53:21,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:53:21,103 INFO L87 Difference]: Start difference. First operand 12485 states and 24816 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:23,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:53:23,565 INFO L93 Difference]: Finished difference Result 33365 states and 66343 transitions. [2022-02-18 15:53:23,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-18 15:53:23,566 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:53:23,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:53:23,630 INFO L225 Difference]: With dead ends: 33365 [2022-02-18 15:53:23,631 INFO L226 Difference]: Without dead ends: 33365 [2022-02-18 15:53:23,631 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 270 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=279, Invalid=1127, Unknown=0, NotChecked=0, Total=1406 [2022-02-18 15:53:23,631 INFO L933 BasicCegarLoop]: 927 mSDtfsCounter, 1194 mSDsluCounter, 7000 mSDsCounter, 0 mSdLazyCounter, 4888 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1194 SdHoareTripleChecker+Valid, 7925 SdHoareTripleChecker+Invalid, 4969 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 4888 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:53:23,631 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1194 Valid, 7925 Invalid, 4969 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 4888 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-18 15:53:23,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33365 states. [2022-02-18 15:53:23,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33365 to 12499. [2022-02-18 15:53:23,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12499 states, 12420 states have (on average 2.000402576489533) internal successors, (24845), 12498 states have internal predecessors, (24845), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:23,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12499 states to 12499 states and 24845 transitions. [2022-02-18 15:53:23,925 INFO L78 Accepts]: Start accepts. Automaton has 12499 states and 24845 transitions. Word has length 104 [2022-02-18 15:53:23,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:53:23,926 INFO L470 AbstractCegarLoop]: Abstraction has 12499 states and 24845 transitions. [2022-02-18 15:53:23,926 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:23,926 INFO L276 IsEmpty]: Start isEmpty. Operand 12499 states and 24845 transitions. [2022-02-18 15:53:23,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:53:23,927 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:53:23,927 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:53:23,927 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95 [2022-02-18 15:53:23,928 INFO L402 AbstractCegarLoop]: === Iteration 97 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:53:23,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:53:23,928 INFO L85 PathProgramCache]: Analyzing trace with hash -1503247437, now seen corresponding path program 54 times [2022-02-18 15:53:23,928 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:53:23,928 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1310881441] [2022-02-18 15:53:23,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:53:23,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:53:23,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:53:24,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:53:24,085 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:53:24,085 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1310881441] [2022-02-18 15:53:24,085 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1310881441] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:53:24,085 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:53:24,085 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:53:24,085 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [44398393] [2022-02-18 15:53:24,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:53:24,086 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:53:24,086 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:53:24,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:53:24,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:53:24,086 INFO L87 Difference]: Start difference. First operand 12499 states and 24845 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:26,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:53:26,707 INFO L93 Difference]: Finished difference Result 33540 states and 66693 transitions. [2022-02-18 15:53:26,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-18 15:53:26,707 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:53:26,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:53:26,755 INFO L225 Difference]: With dead ends: 33540 [2022-02-18 15:53:26,755 INFO L226 Difference]: Without dead ends: 33540 [2022-02-18 15:53:26,755 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 253 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=251, Invalid=1081, Unknown=0, NotChecked=0, Total=1332 [2022-02-18 15:53:26,756 INFO L933 BasicCegarLoop]: 951 mSDtfsCounter, 1108 mSDsluCounter, 7175 mSDsCounter, 0 mSdLazyCounter, 5271 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1108 SdHoareTripleChecker+Valid, 8124 SdHoareTripleChecker+Invalid, 5366 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 5271 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:53:26,756 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1108 Valid, 8124 Invalid, 5366 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 5271 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-02-18 15:53:26,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33540 states. [2022-02-18 15:53:27,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33540 to 12513. [2022-02-18 15:53:27,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12513 states, 12434 states have (on average 2.000482547852662) internal successors, (24874), 12512 states have internal predecessors, (24874), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:27,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12513 states to 12513 states and 24874 transitions. [2022-02-18 15:53:27,048 INFO L78 Accepts]: Start accepts. Automaton has 12513 states and 24874 transitions. Word has length 104 [2022-02-18 15:53:27,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:53:27,048 INFO L470 AbstractCegarLoop]: Abstraction has 12513 states and 24874 transitions. [2022-02-18 15:53:27,048 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:27,049 INFO L276 IsEmpty]: Start isEmpty. Operand 12513 states and 24874 transitions. [2022-02-18 15:53:27,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:53:27,050 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:53:27,050 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:53:27,050 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96 [2022-02-18 15:53:27,050 INFO L402 AbstractCegarLoop]: === Iteration 98 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:53:27,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:53:27,050 INFO L85 PathProgramCache]: Analyzing trace with hash 538600881, now seen corresponding path program 55 times [2022-02-18 15:53:27,050 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:53:27,050 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1338238511] [2022-02-18 15:53:27,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:53:27,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:53:27,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:53:27,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:53:27,242 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:53:27,243 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1338238511] [2022-02-18 15:53:27,243 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1338238511] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:53:27,243 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:53:27,243 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:53:27,243 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913357316] [2022-02-18 15:53:27,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:53:27,243 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:53:27,243 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:53:27,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:53:27,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:53:27,244 INFO L87 Difference]: Start difference. First operand 12513 states and 24874 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:29,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:53:29,751 INFO L93 Difference]: Finished difference Result 33455 states and 66523 transitions. [2022-02-18 15:53:29,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-18 15:53:29,751 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:53:29,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:53:29,801 INFO L225 Difference]: With dead ends: 33455 [2022-02-18 15:53:29,802 INFO L226 Difference]: Without dead ends: 33455 [2022-02-18 15:53:29,802 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 252 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=252, Invalid=1080, Unknown=0, NotChecked=0, Total=1332 [2022-02-18 15:53:29,802 INFO L933 BasicCegarLoop]: 956 mSDtfsCounter, 1092 mSDsluCounter, 7000 mSDsCounter, 0 mSdLazyCounter, 4994 mSolverCounterSat, 87 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1092 SdHoareTripleChecker+Valid, 7954 SdHoareTripleChecker+Invalid, 5081 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 87 IncrementalHoareTripleChecker+Valid, 4994 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:53:29,802 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1092 Valid, 7954 Invalid, 5081 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [87 Valid, 4994 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-02-18 15:53:29,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33455 states. [2022-02-18 15:53:30,154 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33455 to 12513. [2022-02-18 15:53:30,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12513 states, 12434 states have (on average 2.000482547852662) internal successors, (24874), 12512 states have internal predecessors, (24874), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:30,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12513 states to 12513 states and 24874 transitions. [2022-02-18 15:53:30,188 INFO L78 Accepts]: Start accepts. Automaton has 12513 states and 24874 transitions. Word has length 104 [2022-02-18 15:53:30,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:53:30,188 INFO L470 AbstractCegarLoop]: Abstraction has 12513 states and 24874 transitions. [2022-02-18 15:53:30,188 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:30,188 INFO L276 IsEmpty]: Start isEmpty. Operand 12513 states and 24874 transitions. [2022-02-18 15:53:30,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:53:30,189 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:53:30,189 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:53:30,189 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97 [2022-02-18 15:53:30,189 INFO L402 AbstractCegarLoop]: === Iteration 99 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:53:30,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:53:30,190 INFO L85 PathProgramCache]: Analyzing trace with hash 907246825, now seen corresponding path program 56 times [2022-02-18 15:53:30,190 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:53:30,190 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1164374292] [2022-02-18 15:53:30,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:53:30,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:53:30,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:53:30,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:53:30,337 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:53:30,337 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1164374292] [2022-02-18 15:53:30,337 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1164374292] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:53:30,337 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:53:30,337 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:53:30,337 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587026405] [2022-02-18 15:53:30,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:53:30,337 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:53:30,337 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:53:30,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:53:30,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:53:30,338 INFO L87 Difference]: Start difference. First operand 12513 states and 24874 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:33,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:53:33,653 INFO L93 Difference]: Finished difference Result 33879 states and 67363 transitions. [2022-02-18 15:53:33,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-02-18 15:53:33,654 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:53:33,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:53:33,708 INFO L225 Difference]: With dead ends: 33879 [2022-02-18 15:53:33,708 INFO L226 Difference]: Without dead ends: 33879 [2022-02-18 15:53:33,709 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 550 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=516, Invalid=2034, Unknown=0, NotChecked=0, Total=2550 [2022-02-18 15:53:33,709 INFO L933 BasicCegarLoop]: 1232 mSDtfsCounter, 1181 mSDsluCounter, 8769 mSDsCounter, 0 mSdLazyCounter, 7265 mSolverCounterSat, 119 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1181 SdHoareTripleChecker+Valid, 9998 SdHoareTripleChecker+Invalid, 7384 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 119 IncrementalHoareTripleChecker+Valid, 7265 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:53:33,709 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1181 Valid, 9998 Invalid, 7384 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [119 Valid, 7265 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-02-18 15:53:33,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33879 states. [2022-02-18 15:53:33,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33879 to 12527. [2022-02-18 15:53:33,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12527 states, 12448 states have (on average 2.0005623393316196) internal successors, (24903), 12526 states have internal predecessors, (24903), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:34,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12527 states to 12527 states and 24903 transitions. [2022-02-18 15:53:34,020 INFO L78 Accepts]: Start accepts. Automaton has 12527 states and 24903 transitions. Word has length 104 [2022-02-18 15:53:34,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:53:34,020 INFO L470 AbstractCegarLoop]: Abstraction has 12527 states and 24903 transitions. [2022-02-18 15:53:34,020 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:34,020 INFO L276 IsEmpty]: Start isEmpty. Operand 12527 states and 24903 transitions. [2022-02-18 15:53:34,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:53:34,021 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:53:34,021 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:53:34,021 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98 [2022-02-18 15:53:34,022 INFO L402 AbstractCegarLoop]: === Iteration 100 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:53:34,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:53:34,022 INFO L85 PathProgramCache]: Analyzing trace with hash -1180731955, now seen corresponding path program 38 times [2022-02-18 15:53:34,022 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:53:34,022 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1494582384] [2022-02-18 15:53:34,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:53:34,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:53:34,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:53:34,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:53:34,168 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:53:34,168 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1494582384] [2022-02-18 15:53:34,168 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1494582384] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:53:34,168 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:53:34,168 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:53:34,168 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120888638] [2022-02-18 15:53:34,168 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:53:34,168 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:53:34,168 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:53:34,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:53:34,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:53:34,169 INFO L87 Difference]: Start difference. First operand 12527 states and 24903 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:36,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:53:36,421 INFO L93 Difference]: Finished difference Result 43405 states and 86312 transitions. [2022-02-18 15:53:36,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-18 15:53:36,422 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:53:36,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:53:36,502 INFO L225 Difference]: With dead ends: 43405 [2022-02-18 15:53:36,502 INFO L226 Difference]: Without dead ends: 43405 [2022-02-18 15:53:36,502 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 165 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=169, Invalid=823, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:53:36,502 INFO L933 BasicCegarLoop]: 1131 mSDtfsCounter, 1681 mSDsluCounter, 8250 mSDsCounter, 0 mSdLazyCounter, 4392 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1681 SdHoareTripleChecker+Valid, 9380 SdHoareTripleChecker+Invalid, 4449 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 4392 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:53:36,502 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1681 Valid, 9380 Invalid, 4449 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 4392 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-18 15:53:36,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43405 states. [2022-02-18 15:53:36,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43405 to 12559. [2022-02-18 15:53:36,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12559 states, 12480 states have (on average 2.0006410256410256) internal successors, (24968), 12558 states have internal predecessors, (24968), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:36,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12559 states to 12559 states and 24968 transitions. [2022-02-18 15:53:36,842 INFO L78 Accepts]: Start accepts. Automaton has 12559 states and 24968 transitions. Word has length 104 [2022-02-18 15:53:36,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:53:36,842 INFO L470 AbstractCegarLoop]: Abstraction has 12559 states and 24968 transitions. [2022-02-18 15:53:36,842 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:36,842 INFO L276 IsEmpty]: Start isEmpty. Operand 12559 states and 24968 transitions. [2022-02-18 15:53:36,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:53:36,844 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:53:36,844 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:53:36,844 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable99 [2022-02-18 15:53:36,844 INFO L402 AbstractCegarLoop]: === Iteration 101 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:53:36,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:53:36,844 INFO L85 PathProgramCache]: Analyzing trace with hash -327571599, now seen corresponding path program 57 times [2022-02-18 15:53:36,845 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:53:36,845 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145006959] [2022-02-18 15:53:36,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:53:36,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:53:36,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:53:36,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:53:36,991 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:53:36,991 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1145006959] [2022-02-18 15:53:36,991 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1145006959] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:53:36,991 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:53:36,992 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:53:36,992 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [920011186] [2022-02-18 15:53:36,992 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:53:36,992 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:53:36,992 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:53:36,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:53:36,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:53:36,993 INFO L87 Difference]: Start difference. First operand 12559 states and 24968 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:41,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:53:41,408 INFO L93 Difference]: Finished difference Result 43525 states and 86540 transitions. [2022-02-18 15:53:41,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-02-18 15:53:41,409 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:53:41,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:53:41,487 INFO L225 Difference]: With dead ends: 43525 [2022-02-18 15:53:41,487 INFO L226 Difference]: Without dead ends: 43525 [2022-02-18 15:53:41,488 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 628 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=528, Invalid=2228, Unknown=0, NotChecked=0, Total=2756 [2022-02-18 15:53:41,488 INFO L933 BasicCegarLoop]: 1391 mSDtfsCounter, 1561 mSDsluCounter, 11672 mSDsCounter, 0 mSdLazyCounter, 9600 mSolverCounterSat, 134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1561 SdHoareTripleChecker+Valid, 13059 SdHoareTripleChecker+Invalid, 9734 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 134 IncrementalHoareTripleChecker+Valid, 9600 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:53:41,488 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1561 Valid, 13059 Invalid, 9734 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [134 Valid, 9600 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2022-02-18 15:53:41,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43525 states. [2022-02-18 15:53:41,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43525 to 12451. [2022-02-18 15:53:41,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12451 states, 12372 states have (on average 2.0003233107015843) internal successors, (24748), 12450 states have internal predecessors, (24748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:41,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12451 states to 12451 states and 24748 transitions. [2022-02-18 15:53:41,882 INFO L78 Accepts]: Start accepts. Automaton has 12451 states and 24748 transitions. Word has length 104 [2022-02-18 15:53:41,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:53:41,882 INFO L470 AbstractCegarLoop]: Abstraction has 12451 states and 24748 transitions. [2022-02-18 15:53:41,882 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:41,882 INFO L276 IsEmpty]: Start isEmpty. Operand 12451 states and 24748 transitions. [2022-02-18 15:53:41,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:53:41,883 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:53:41,884 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:53:41,884 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable100 [2022-02-18 15:53:41,884 INFO L402 AbstractCegarLoop]: === Iteration 102 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:53:41,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:53:41,884 INFO L85 PathProgramCache]: Analyzing trace with hash -547126363, now seen corresponding path program 39 times [2022-02-18 15:53:41,884 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:53:41,884 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [728322647] [2022-02-18 15:53:41,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:53:41,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:53:41,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:53:42,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:53:42,077 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:53:42,077 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [728322647] [2022-02-18 15:53:42,077 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [728322647] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:53:42,077 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:53:42,077 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:53:42,077 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152944464] [2022-02-18 15:53:42,077 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:53:42,077 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:53:42,078 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:53:42,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:53:42,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:53:42,078 INFO L87 Difference]: Start difference. First operand 12451 states and 24748 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:44,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:53:44,524 INFO L93 Difference]: Finished difference Result 23631 states and 46992 transitions. [2022-02-18 15:53:44,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 15:53:44,525 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:53:44,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:53:44,563 INFO L225 Difference]: With dead ends: 23631 [2022-02-18 15:53:44,563 INFO L226 Difference]: Without dead ends: 23631 [2022-02-18 15:53:44,563 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=150, Invalid=662, Unknown=0, NotChecked=0, Total=812 [2022-02-18 15:53:44,563 INFO L933 BasicCegarLoop]: 1040 mSDtfsCounter, 1299 mSDsluCounter, 7619 mSDsCounter, 0 mSdLazyCounter, 4801 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1299 SdHoareTripleChecker+Valid, 8658 SdHoareTripleChecker+Invalid, 4843 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 4801 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:53:44,564 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1299 Valid, 8658 Invalid, 4843 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 4801 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-02-18 15:53:44,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23631 states. [2022-02-18 15:53:44,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23631 to 12471. [2022-02-18 15:53:44,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12471 states, 12392 states have (on average 2.0004034861200775) internal successors, (24789), 12470 states have internal predecessors, (24789), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:44,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12471 states to 12471 states and 24789 transitions. [2022-02-18 15:53:44,820 INFO L78 Accepts]: Start accepts. Automaton has 12471 states and 24789 transitions. Word has length 104 [2022-02-18 15:53:44,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:53:44,820 INFO L470 AbstractCegarLoop]: Abstraction has 12471 states and 24789 transitions. [2022-02-18 15:53:44,820 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:44,820 INFO L276 IsEmpty]: Start isEmpty. Operand 12471 states and 24789 transitions. [2022-02-18 15:53:44,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:53:44,821 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:53:44,821 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:53:44,821 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable101 [2022-02-18 15:53:44,821 INFO L402 AbstractCegarLoop]: === Iteration 103 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:53:44,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:53:44,822 INFO L85 PathProgramCache]: Analyzing trace with hash -462297691, now seen corresponding path program 40 times [2022-02-18 15:53:44,822 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:53:44,822 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182626528] [2022-02-18 15:53:44,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:53:44,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:53:44,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:53:44,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:53:44,995 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:53:44,995 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [182626528] [2022-02-18 15:53:44,995 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [182626528] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:53:44,995 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:53:44,995 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:53:44,995 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1226811914] [2022-02-18 15:53:44,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:53:44,995 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:53:44,995 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:53:44,995 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:53:44,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:53:44,996 INFO L87 Difference]: Start difference. First operand 12471 states and 24789 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:46,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:53:46,949 INFO L93 Difference]: Finished difference Result 23732 states and 47194 transitions. [2022-02-18 15:53:46,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 15:53:46,949 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:53:46,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:53:46,987 INFO L225 Difference]: With dead ends: 23732 [2022-02-18 15:53:46,988 INFO L226 Difference]: Without dead ends: 23732 [2022-02-18 15:53:46,988 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=147, Invalid=665, Unknown=0, NotChecked=0, Total=812 [2022-02-18 15:53:46,988 INFO L933 BasicCegarLoop]: 1023 mSDtfsCounter, 1189 mSDsluCounter, 6781 mSDsCounter, 0 mSdLazyCounter, 3733 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1189 SdHoareTripleChecker+Valid, 7803 SdHoareTripleChecker+Invalid, 3786 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 3733 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:53:46,988 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1189 Valid, 7803 Invalid, 3786 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 3733 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-18 15:53:47,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23732 states. [2022-02-18 15:53:47,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23732 to 12483. [2022-02-18 15:53:47,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12483 states, 12404 states have (on average 2.0004837149306676) internal successors, (24814), 12482 states have internal predecessors, (24814), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:47,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12483 states to 12483 states and 24814 transitions. [2022-02-18 15:53:47,242 INFO L78 Accepts]: Start accepts. Automaton has 12483 states and 24814 transitions. Word has length 104 [2022-02-18 15:53:47,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:53:47,242 INFO L470 AbstractCegarLoop]: Abstraction has 12483 states and 24814 transitions. [2022-02-18 15:53:47,242 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:47,242 INFO L276 IsEmpty]: Start isEmpty. Operand 12483 states and 24814 transitions. [2022-02-18 15:53:47,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:53:47,243 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:53:47,243 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:53:47,243 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable102 [2022-02-18 15:53:47,243 INFO L402 AbstractCegarLoop]: === Iteration 104 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:53:47,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:53:47,244 INFO L85 PathProgramCache]: Analyzing trace with hash -1382873657, now seen corresponding path program 41 times [2022-02-18 15:53:47,244 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:53:47,244 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880321913] [2022-02-18 15:53:47,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:53:47,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:53:47,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:53:47,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:53:47,395 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:53:47,395 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1880321913] [2022-02-18 15:53:47,395 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1880321913] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:53:47,395 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:53:47,395 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:53:47,395 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [112256008] [2022-02-18 15:53:47,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:53:47,395 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:53:47,395 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:53:47,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:53:47,396 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:53:47,396 INFO L87 Difference]: Start difference. First operand 12483 states and 24814 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:49,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:53:49,282 INFO L93 Difference]: Finished difference Result 23806 states and 47342 transitions. [2022-02-18 15:53:49,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 15:53:49,282 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:53:49,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:53:49,324 INFO L225 Difference]: With dead ends: 23806 [2022-02-18 15:53:49,324 INFO L226 Difference]: Without dead ends: 23806 [2022-02-18 15:53:49,324 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 112 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=146, Invalid=666, Unknown=0, NotChecked=0, Total=812 [2022-02-18 15:53:49,324 INFO L933 BasicCegarLoop]: 988 mSDtfsCounter, 1138 mSDsluCounter, 6978 mSDsCounter, 0 mSdLazyCounter, 3809 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1138 SdHoareTripleChecker+Valid, 7965 SdHoareTripleChecker+Invalid, 3877 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 3809 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:53:49,325 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1138 Valid, 7965 Invalid, 3877 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 3809 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-18 15:53:49,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23806 states. [2022-02-18 15:53:49,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23806 to 12495. [2022-02-18 15:53:49,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12495 states, 12416 states have (on average 2.000563788659794) internal successors, (24839), 12494 states have internal predecessors, (24839), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:49,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12495 states to 12495 states and 24839 transitions. [2022-02-18 15:53:49,585 INFO L78 Accepts]: Start accepts. Automaton has 12495 states and 24839 transitions. Word has length 104 [2022-02-18 15:53:49,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:53:49,585 INFO L470 AbstractCegarLoop]: Abstraction has 12495 states and 24839 transitions. [2022-02-18 15:53:49,585 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:49,586 INFO L276 IsEmpty]: Start isEmpty. Operand 12495 states and 24839 transitions. [2022-02-18 15:53:49,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:53:49,587 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:53:49,587 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:53:49,587 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable103 [2022-02-18 15:53:49,587 INFO L402 AbstractCegarLoop]: === Iteration 105 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:53:49,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:53:49,588 INFO L85 PathProgramCache]: Analyzing trace with hash 1754983427, now seen corresponding path program 42 times [2022-02-18 15:53:49,588 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:53:49,588 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [712295950] [2022-02-18 15:53:49,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:53:49,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:53:49,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:53:49,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:53:49,740 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:53:49,740 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [712295950] [2022-02-18 15:53:49,740 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [712295950] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:53:49,740 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:53:49,740 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:53:49,740 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800317476] [2022-02-18 15:53:49,740 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:53:49,740 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:53:49,740 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:53:49,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:53:49,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:53:49,741 INFO L87 Difference]: Start difference. First operand 12495 states and 24839 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:51,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:53:51,799 INFO L93 Difference]: Finished difference Result 33383 states and 66382 transitions. [2022-02-18 15:53:51,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 15:53:51,800 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:53:51,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:53:51,859 INFO L225 Difference]: With dead ends: 33383 [2022-02-18 15:53:51,859 INFO L226 Difference]: Without dead ends: 33383 [2022-02-18 15:53:51,859 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=147, Invalid=665, Unknown=0, NotChecked=0, Total=812 [2022-02-18 15:53:51,860 INFO L933 BasicCegarLoop]: 1140 mSDtfsCounter, 1431 mSDsluCounter, 8027 mSDsCounter, 0 mSdLazyCounter, 3945 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1431 SdHoareTripleChecker+Valid, 9166 SdHoareTripleChecker+Invalid, 3991 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 3945 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:53:51,860 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1431 Valid, 9166 Invalid, 3991 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 3945 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-18 15:53:51,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33383 states. [2022-02-18 15:53:52,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33383 to 12531. [2022-02-18 15:53:52,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12531 states, 12452 states have (on average 2.0006424670735625) internal successors, (24912), 12530 states have internal predecessors, (24912), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:52,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12531 states to 12531 states and 24912 transitions. [2022-02-18 15:53:52,189 INFO L78 Accepts]: Start accepts. Automaton has 12531 states and 24912 transitions. Word has length 104 [2022-02-18 15:53:52,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:53:52,190 INFO L470 AbstractCegarLoop]: Abstraction has 12531 states and 24912 transitions. [2022-02-18 15:53:52,190 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:52,190 INFO L276 IsEmpty]: Start isEmpty. Operand 12531 states and 24912 transitions. [2022-02-18 15:53:52,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:53:52,191 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:53:52,191 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:53:52,191 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104 [2022-02-18 15:53:52,191 INFO L402 AbstractCegarLoop]: === Iteration 106 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:53:52,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:53:52,191 INFO L85 PathProgramCache]: Analyzing trace with hash -1897703055, now seen corresponding path program 58 times [2022-02-18 15:53:52,192 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:53:52,192 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [854158832] [2022-02-18 15:53:52,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:53:52,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:53:52,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:53:52,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:53:52,320 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:53:52,320 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [854158832] [2022-02-18 15:53:52,320 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [854158832] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:53:52,320 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:53:52,320 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:53:52,320 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1251816227] [2022-02-18 15:53:52,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:53:52,321 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:53:52,321 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:53:52,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:53:52,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:53:52,321 INFO L87 Difference]: Start difference. First operand 12531 states and 24912 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:55,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:53:55,845 INFO L93 Difference]: Finished difference Result 33486 states and 66573 transitions. [2022-02-18 15:53:55,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-02-18 15:53:55,845 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:53:55,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:53:55,905 INFO L225 Difference]: With dead ends: 33486 [2022-02-18 15:53:55,906 INFO L226 Difference]: Without dead ends: 33486 [2022-02-18 15:53:55,906 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 432 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=406, Invalid=1756, Unknown=0, NotChecked=0, Total=2162 [2022-02-18 15:53:55,906 INFO L933 BasicCegarLoop]: 1371 mSDtfsCounter, 1384 mSDsluCounter, 10050 mSDsCounter, 0 mSdLazyCounter, 7601 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1384 SdHoareTripleChecker+Valid, 11417 SdHoareTripleChecker+Invalid, 7677 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 7601 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:53:55,906 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1384 Valid, 11417 Invalid, 7677 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 7601 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-02-18 15:53:56,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33486 states. [2022-02-18 15:53:56,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33486 to 12421. [2022-02-18 15:53:56,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12421 states, 12342 states have (on average 2.000324096580781) internal successors, (24688), 12420 states have internal predecessors, (24688), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:56,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12421 states to 12421 states and 24688 transitions. [2022-02-18 15:53:56,251 INFO L78 Accepts]: Start accepts. Automaton has 12421 states and 24688 transitions. Word has length 104 [2022-02-18 15:53:56,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:53:56,251 INFO L470 AbstractCegarLoop]: Abstraction has 12421 states and 24688 transitions. [2022-02-18 15:53:56,252 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:56,252 INFO L276 IsEmpty]: Start isEmpty. Operand 12421 states and 24688 transitions. [2022-02-18 15:53:56,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:53:56,253 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:53:56,253 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:53:56,253 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable105 [2022-02-18 15:53:56,253 INFO L402 AbstractCegarLoop]: === Iteration 107 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:53:56,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:53:56,253 INFO L85 PathProgramCache]: Analyzing trace with hash -1216384065, now seen corresponding path program 43 times [2022-02-18 15:53:56,253 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:53:56,254 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [71405402] [2022-02-18 15:53:56,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:53:56,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:53:56,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:53:56,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:53:56,400 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:53:56,400 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [71405402] [2022-02-18 15:53:56,400 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [71405402] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:53:56,400 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:53:56,400 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:53:56,400 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800584552] [2022-02-18 15:53:56,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:53:56,401 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:53:56,401 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:53:56,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:53:56,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:53:56,401 INFO L87 Difference]: Start difference. First operand 12421 states and 24688 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:59,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:53:59,208 INFO L93 Difference]: Finished difference Result 42559 states and 84620 transitions. [2022-02-18 15:53:59,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-18 15:53:59,209 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:53:59,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:53:59,285 INFO L225 Difference]: With dead ends: 42559 [2022-02-18 15:53:59,285 INFO L226 Difference]: Without dead ends: 42559 [2022-02-18 15:53:59,285 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 127 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=155, Invalid=715, Unknown=0, NotChecked=0, Total=870 [2022-02-18 15:53:59,285 INFO L933 BasicCegarLoop]: 1208 mSDtfsCounter, 1501 mSDsluCounter, 9816 mSDsCounter, 0 mSdLazyCounter, 5927 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1501 SdHoareTripleChecker+Valid, 11023 SdHoareTripleChecker+Invalid, 5974 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 5927 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-02-18 15:53:59,286 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1501 Valid, 11023 Invalid, 5974 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 5927 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-02-18 15:53:59,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42559 states. [2022-02-18 15:53:59,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42559 to 12477. [2022-02-18 15:53:59,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12477 states, 12398 states have (on average 2.0006452653653817) internal successors, (24804), 12476 states have internal predecessors, (24804), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:59,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12477 states to 12477 states and 24804 transitions. [2022-02-18 15:53:59,662 INFO L78 Accepts]: Start accepts. Automaton has 12477 states and 24804 transitions. Word has length 104 [2022-02-18 15:53:59,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:53:59,662 INFO L470 AbstractCegarLoop]: Abstraction has 12477 states and 24804 transitions. [2022-02-18 15:53:59,663 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:53:59,663 INFO L276 IsEmpty]: Start isEmpty. Operand 12477 states and 24804 transitions. [2022-02-18 15:53:59,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:53:59,664 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:53:59,664 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:53:59,664 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable106 [2022-02-18 15:53:59,664 INFO L402 AbstractCegarLoop]: === Iteration 108 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:53:59,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:53:59,664 INFO L85 PathProgramCache]: Analyzing trace with hash -574103251, now seen corresponding path program 59 times [2022-02-18 15:53:59,664 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:53:59,665 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [454954486] [2022-02-18 15:53:59,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:53:59,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:53:59,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:53:59,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:53:59,802 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:53:59,802 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [454954486] [2022-02-18 15:53:59,802 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [454954486] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:53:59,802 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:53:59,802 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:53:59,802 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [74091371] [2022-02-18 15:53:59,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:53:59,803 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:53:59,803 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:53:59,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:53:59,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:53:59,803 INFO L87 Difference]: Start difference. First operand 12477 states and 24804 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:54:04,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:54:04,536 INFO L93 Difference]: Finished difference Result 42954 states and 85390 transitions. [2022-02-18 15:54:04,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-02-18 15:54:04,537 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:54:04,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:54:04,629 INFO L225 Difference]: With dead ends: 42954 [2022-02-18 15:54:04,629 INFO L226 Difference]: Without dead ends: 42954 [2022-02-18 15:54:04,629 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 432 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=406, Invalid=1756, Unknown=0, NotChecked=0, Total=2162 [2022-02-18 15:54:04,629 INFO L933 BasicCegarLoop]: 1589 mSDtfsCounter, 1374 mSDsluCounter, 12515 mSDsCounter, 0 mSdLazyCounter, 10776 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1374 SdHoareTripleChecker+Valid, 14100 SdHoareTripleChecker+Invalid, 10843 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 10776 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:54:04,630 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1374 Valid, 14100 Invalid, 10843 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 10776 Invalid, 0 Unknown, 0 Unchecked, 4.0s Time] [2022-02-18 15:54:04,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42954 states. [2022-02-18 15:54:04,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42954 to 12341. [2022-02-18 15:54:04,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12341 states, 12262 states have (on average 2.000326211058555) internal successors, (24528), 12340 states have internal predecessors, (24528), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:54:04,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12341 states to 12341 states and 24528 transitions. [2022-02-18 15:54:04,991 INFO L78 Accepts]: Start accepts. Automaton has 12341 states and 24528 transitions. Word has length 104 [2022-02-18 15:54:04,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:54:04,991 INFO L470 AbstractCegarLoop]: Abstraction has 12341 states and 24528 transitions. [2022-02-18 15:54:04,991 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:54:04,991 INFO L276 IsEmpty]: Start isEmpty. Operand 12341 states and 24528 transitions. [2022-02-18 15:54:04,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:54:04,992 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:54:04,992 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:54:04,992 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107 [2022-02-18 15:54:04,992 INFO L402 AbstractCegarLoop]: === Iteration 109 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:54:04,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:54:04,992 INFO L85 PathProgramCache]: Analyzing trace with hash 2093255313, now seen corresponding path program 60 times [2022-02-18 15:54:04,993 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:54:04,993 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834363611] [2022-02-18 15:54:04,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:54:04,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:54:05,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:54:05,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:54:05,159 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:54:05,159 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [834363611] [2022-02-18 15:54:05,159 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [834363611] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:54:05,160 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:54:05,160 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:54:05,160 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1341825058] [2022-02-18 15:54:05,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:54:05,160 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:54:05,160 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:54:05,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:54:05,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:54:05,160 INFO L87 Difference]: Start difference. First operand 12341 states and 24528 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:54:07,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:54:07,466 INFO L93 Difference]: Finished difference Result 30334 states and 60309 transitions. [2022-02-18 15:54:07,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-18 15:54:07,467 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:54:07,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:54:07,512 INFO L225 Difference]: With dead ends: 30334 [2022-02-18 15:54:07,512 INFO L226 Difference]: Without dead ends: 30334 [2022-02-18 15:54:07,512 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 278 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=285, Invalid=1121, Unknown=0, NotChecked=0, Total=1406 [2022-02-18 15:54:07,512 INFO L933 BasicCegarLoop]: 926 mSDtfsCounter, 1459 mSDsluCounter, 6438 mSDsCounter, 0 mSdLazyCounter, 4359 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1459 SdHoareTripleChecker+Valid, 7362 SdHoareTripleChecker+Invalid, 4448 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 4359 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:54:07,512 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1459 Valid, 7362 Invalid, 4448 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 4359 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-18 15:54:07,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30334 states. [2022-02-18 15:54:07,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30334 to 12543. [2022-02-18 15:54:07,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12543 states, 12464 states have (on average 2.000320924261874) internal successors, (24932), 12542 states have internal predecessors, (24932), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:54:07,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12543 states to 12543 states and 24932 transitions. [2022-02-18 15:54:07,779 INFO L78 Accepts]: Start accepts. Automaton has 12543 states and 24932 transitions. Word has length 104 [2022-02-18 15:54:07,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:54:07,779 INFO L470 AbstractCegarLoop]: Abstraction has 12543 states and 24932 transitions. [2022-02-18 15:54:07,779 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:54:07,779 INFO L276 IsEmpty]: Start isEmpty. Operand 12543 states and 24932 transitions. [2022-02-18 15:54:07,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:54:07,780 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:54:07,780 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:54:07,780 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108 [2022-02-18 15:54:07,780 INFO L402 AbstractCegarLoop]: === Iteration 110 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:54:07,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:54:07,781 INFO L85 PathProgramCache]: Analyzing trace with hash -1169467317, now seen corresponding path program 61 times [2022-02-18 15:54:07,781 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:54:07,781 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1652290078] [2022-02-18 15:54:07,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:54:07,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:54:07,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:54:07,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:54:07,941 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:54:07,941 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1652290078] [2022-02-18 15:54:07,941 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1652290078] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:54:07,942 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:54:07,942 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:54:07,942 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [566308261] [2022-02-18 15:54:07,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:54:07,942 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:54:07,942 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:54:07,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:54:07,942 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:54:07,942 INFO L87 Difference]: Start difference. First operand 12543 states and 24932 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:54:10,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:54:10,564 INFO L93 Difference]: Finished difference Result 30328 states and 60301 transitions. [2022-02-18 15:54:10,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-18 15:54:10,564 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:54:10,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:54:10,618 INFO L225 Difference]: With dead ends: 30328 [2022-02-18 15:54:10,618 INFO L226 Difference]: Without dead ends: 30328 [2022-02-18 15:54:10,618 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 320 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=312, Invalid=1248, Unknown=0, NotChecked=0, Total=1560 [2022-02-18 15:54:10,619 INFO L933 BasicCegarLoop]: 923 mSDtfsCounter, 1501 mSDsluCounter, 6933 mSDsCounter, 0 mSdLazyCounter, 5142 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1501 SdHoareTripleChecker+Valid, 7854 SdHoareTripleChecker+Invalid, 5236 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 5142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:54:10,619 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1501 Valid, 7854 Invalid, 5236 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 5142 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-02-18 15:54:10,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30328 states. [2022-02-18 15:54:10,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30328 to 12557. [2022-02-18 15:54:10,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12557 states, 12478 states have (on average 2.0004007052412245) internal successors, (24961), 12556 states have internal predecessors, (24961), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:54:10,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12557 states to 12557 states and 24961 transitions. [2022-02-18 15:54:10,993 INFO L78 Accepts]: Start accepts. Automaton has 12557 states and 24961 transitions. Word has length 104 [2022-02-18 15:54:10,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:54:10,994 INFO L470 AbstractCegarLoop]: Abstraction has 12557 states and 24961 transitions. [2022-02-18 15:54:10,994 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:54:10,994 INFO L276 IsEmpty]: Start isEmpty. Operand 12557 states and 24961 transitions. [2022-02-18 15:54:10,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:54:10,995 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:54:10,995 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:54:10,995 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109 [2022-02-18 15:54:10,995 INFO L402 AbstractCegarLoop]: === Iteration 111 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:54:10,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:54:10,996 INFO L85 PathProgramCache]: Analyzing trace with hash 21259921, now seen corresponding path program 62 times [2022-02-18 15:54:10,996 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:54:10,996 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1604305467] [2022-02-18 15:54:10,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:54:10,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:54:11,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:54:11,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:54:11,164 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:54:11,164 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1604305467] [2022-02-18 15:54:11,164 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1604305467] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:54:11,164 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:54:11,164 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:54:11,164 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229530311] [2022-02-18 15:54:11,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:54:11,165 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:54:11,165 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:54:11,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:54:11,165 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:54:11,165 INFO L87 Difference]: Start difference. First operand 12557 states and 24961 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:54:14,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:54:14,156 INFO L93 Difference]: Finished difference Result 30503 states and 60651 transitions. [2022-02-18 15:54:14,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-18 15:54:14,157 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:54:14,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:54:14,206 INFO L225 Difference]: With dead ends: 30503 [2022-02-18 15:54:14,206 INFO L226 Difference]: Without dead ends: 30503 [2022-02-18 15:54:14,207 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 302 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=284, Invalid=1198, Unknown=0, NotChecked=0, Total=1482 [2022-02-18 15:54:14,207 INFO L933 BasicCegarLoop]: 947 mSDtfsCounter, 1396 mSDsluCounter, 7597 mSDsCounter, 0 mSdLazyCounter, 6153 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1396 SdHoareTripleChecker+Valid, 8542 SdHoareTripleChecker+Invalid, 6243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 6153 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:54:14,207 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1396 Valid, 8542 Invalid, 6243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 6153 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-02-18 15:54:14,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30503 states. [2022-02-18 15:54:14,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30503 to 12571. [2022-02-18 15:54:14,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12571 states, 12492 states have (on average 2.000480307396734) internal successors, (24990), 12570 states have internal predecessors, (24990), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:54:14,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12571 states to 12571 states and 24990 transitions. [2022-02-18 15:54:14,480 INFO L78 Accepts]: Start accepts. Automaton has 12571 states and 24990 transitions. Word has length 104 [2022-02-18 15:54:14,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:54:14,480 INFO L470 AbstractCegarLoop]: Abstraction has 12571 states and 24990 transitions. [2022-02-18 15:54:14,480 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:54:14,480 INFO L276 IsEmpty]: Start isEmpty. Operand 12571 states and 24990 transitions. [2022-02-18 15:54:14,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:54:14,481 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:54:14,482 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:54:14,482 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110 [2022-02-18 15:54:14,482 INFO L402 AbstractCegarLoop]: === Iteration 112 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:54:14,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:54:14,482 INFO L85 PathProgramCache]: Analyzing trace with hash 2063108239, now seen corresponding path program 63 times [2022-02-18 15:54:14,482 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:54:14,482 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639643530] [2022-02-18 15:54:14,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:54:14,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:54:14,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:54:14,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:54:14,659 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:54:14,659 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1639643530] [2022-02-18 15:54:14,659 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1639643530] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:54:14,659 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:54:14,659 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:54:14,660 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [932118437] [2022-02-18 15:54:14,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:54:14,660 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:54:14,660 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:54:14,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:54:14,660 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:54:14,660 INFO L87 Difference]: Start difference. First operand 12571 states and 24990 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:54:17,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:54:17,385 INFO L93 Difference]: Finished difference Result 30418 states and 60481 transitions. [2022-02-18 15:54:17,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-18 15:54:17,385 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:54:17,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:54:17,433 INFO L225 Difference]: With dead ends: 30418 [2022-02-18 15:54:17,434 INFO L226 Difference]: Without dead ends: 30418 [2022-02-18 15:54:17,434 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 301 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=285, Invalid=1197, Unknown=0, NotChecked=0, Total=1482 [2022-02-18 15:54:17,434 INFO L933 BasicCegarLoop]: 952 mSDtfsCounter, 1379 mSDsluCounter, 7182 mSDsCounter, 0 mSdLazyCounter, 5440 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1379 SdHoareTripleChecker+Valid, 8132 SdHoareTripleChecker+Invalid, 5529 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 5440 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-02-18 15:54:17,434 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1379 Valid, 8132 Invalid, 5529 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 5440 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-02-18 15:54:17,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30418 states. [2022-02-18 15:54:17,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30418 to 12571. [2022-02-18 15:54:17,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12571 states, 12492 states have (on average 2.000480307396734) internal successors, (24990), 12570 states have internal predecessors, (24990), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:54:17,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12571 states to 12571 states and 24990 transitions. [2022-02-18 15:54:17,704 INFO L78 Accepts]: Start accepts. Automaton has 12571 states and 24990 transitions. Word has length 104 [2022-02-18 15:54:17,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:54:17,704 INFO L470 AbstractCegarLoop]: Abstraction has 12571 states and 24990 transitions. [2022-02-18 15:54:17,704 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:54:17,704 INFO L276 IsEmpty]: Start isEmpty. Operand 12571 states and 24990 transitions. [2022-02-18 15:54:17,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:54:17,705 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:54:17,705 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:54:17,705 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable111 [2022-02-18 15:54:17,706 INFO L402 AbstractCegarLoop]: === Iteration 113 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:54:17,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:54:17,706 INFO L85 PathProgramCache]: Analyzing trace with hash -1863213113, now seen corresponding path program 64 times [2022-02-18 15:54:17,706 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:54:17,706 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47957674] [2022-02-18 15:54:17,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:54:17,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:54:17,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:54:17,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:54:17,838 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:54:17,838 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [47957674] [2022-02-18 15:54:17,838 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [47957674] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:54:17,838 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:54:17,838 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:54:17,838 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [178709214] [2022-02-18 15:54:17,838 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:54:17,838 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:54:17,838 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:54:17,838 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:54:17,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:54:17,839 INFO L87 Difference]: Start difference. First operand 12571 states and 24990 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:54:21,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:54:21,794 INFO L93 Difference]: Finished difference Result 30842 states and 61321 transitions. [2022-02-18 15:54:21,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-02-18 15:54:21,794 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:54:21,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:54:21,850 INFO L225 Difference]: With dead ends: 30842 [2022-02-18 15:54:21,850 INFO L226 Difference]: Without dead ends: 30842 [2022-02-18 15:54:21,851 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 629 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=546, Invalid=2210, Unknown=0, NotChecked=0, Total=2756 [2022-02-18 15:54:21,851 INFO L933 BasicCegarLoop]: 1228 mSDtfsCounter, 1478 mSDsluCounter, 9219 mSDsCounter, 0 mSdLazyCounter, 8617 mSolverCounterSat, 134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1478 SdHoareTripleChecker+Valid, 10443 SdHoareTripleChecker+Invalid, 8751 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 134 IncrementalHoareTripleChecker+Valid, 8617 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-02-18 15:54:21,851 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1478 Valid, 10443 Invalid, 8751 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [134 Valid, 8617 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2022-02-18 15:54:21,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30842 states. [2022-02-18 15:54:22,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30842 to 12585. [2022-02-18 15:54:22,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12585 states, 12506 states have (on average 2.0005597313289623) internal successors, (25019), 12584 states have internal predecessors, (25019), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:54:22,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12585 states to 12585 states and 25019 transitions. [2022-02-18 15:54:22,164 INFO L78 Accepts]: Start accepts. Automaton has 12585 states and 25019 transitions. Word has length 104 [2022-02-18 15:54:22,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:54:22,164 INFO L470 AbstractCegarLoop]: Abstraction has 12585 states and 25019 transitions. [2022-02-18 15:54:22,164 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:54:22,165 INFO L276 IsEmpty]: Start isEmpty. Operand 12585 states and 25019 transitions. [2022-02-18 15:54:22,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:54:22,166 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:54:22,166 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:54:22,166 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable112 [2022-02-18 15:54:22,166 INFO L402 AbstractCegarLoop]: === Iteration 114 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:54:22,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:54:22,166 INFO L85 PathProgramCache]: Analyzing trace with hash 343775403, now seen corresponding path program 44 times [2022-02-18 15:54:22,166 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:54:22,166 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1149655224] [2022-02-18 15:54:22,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:54:22,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:54:22,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:54:22,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:54:22,317 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:54:22,317 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1149655224] [2022-02-18 15:54:22,317 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1149655224] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:54:22,317 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:54:22,317 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:54:22,317 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2023750644] [2022-02-18 15:54:22,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:54:22,317 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:54:22,317 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:54:22,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:54:22,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:54:22,318 INFO L87 Difference]: Start difference. First operand 12585 states and 25019 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:54:24,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:54:24,722 INFO L93 Difference]: Finished difference Result 40331 states and 80196 transitions. [2022-02-18 15:54:24,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-02-18 15:54:24,722 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:54:24,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:54:24,794 INFO L225 Difference]: With dead ends: 40331 [2022-02-18 15:54:24,794 INFO L226 Difference]: Without dead ends: 40331 [2022-02-18 15:54:24,795 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 422 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=318, Invalid=1488, Unknown=0, NotChecked=0, Total=1806 [2022-02-18 15:54:24,795 INFO L933 BasicCegarLoop]: 1125 mSDtfsCounter, 2292 mSDsluCounter, 7810 mSDsCounter, 0 mSdLazyCounter, 4529 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2292 SdHoareTripleChecker+Valid, 8934 SdHoareTripleChecker+Invalid, 4598 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 4529 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:54:24,795 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2292 Valid, 8934 Invalid, 4598 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 4529 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-18 15:54:24,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40331 states. [2022-02-18 15:54:25,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40331 to 12617. [2022-02-18 15:54:25,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12617 states, 12538 states have (on average 2.000638060296698) internal successors, (25084), 12616 states have internal predecessors, (25084), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:54:25,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12617 states to 12617 states and 25084 transitions. [2022-02-18 15:54:25,128 INFO L78 Accepts]: Start accepts. Automaton has 12617 states and 25084 transitions. Word has length 104 [2022-02-18 15:54:25,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:54:25,128 INFO L470 AbstractCegarLoop]: Abstraction has 12617 states and 25084 transitions. [2022-02-18 15:54:25,129 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:54:25,129 INFO L276 IsEmpty]: Start isEmpty. Operand 12617 states and 25084 transitions. [2022-02-18 15:54:25,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:54:25,130 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:54:25,130 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:54:25,130 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable113 [2022-02-18 15:54:25,130 INFO L402 AbstractCegarLoop]: === Iteration 115 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:54:25,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:54:25,130 INFO L85 PathProgramCache]: Analyzing trace with hash 1196935759, now seen corresponding path program 65 times [2022-02-18 15:54:25,130 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:54:25,130 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331121789] [2022-02-18 15:54:25,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:54:25,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:54:25,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:54:25,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:54:25,258 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:54:25,258 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1331121789] [2022-02-18 15:54:25,258 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1331121789] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:54:25,259 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:54:25,259 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:54:25,259 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172245207] [2022-02-18 15:54:25,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:54:25,259 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:54:25,259 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:54:25,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:54:25,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:54:25,259 INFO L87 Difference]: Start difference. First operand 12617 states and 25084 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:54:28,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:54:28,973 INFO L93 Difference]: Finished difference Result 40488 states and 80498 transitions. [2022-02-18 15:54:28,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-02-18 15:54:28,973 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:54:28,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:54:29,038 INFO L225 Difference]: With dead ends: 40488 [2022-02-18 15:54:29,038 INFO L226 Difference]: Without dead ends: 40488 [2022-02-18 15:54:29,039 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 809 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=593, Invalid=2599, Unknown=0, NotChecked=0, Total=3192 [2022-02-18 15:54:29,039 INFO L933 BasicCegarLoop]: 1385 mSDtfsCounter, 2176 mSDsluCounter, 10274 mSDsCounter, 0 mSdLazyCounter, 7981 mSolverCounterSat, 145 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2176 SdHoareTripleChecker+Valid, 11657 SdHoareTripleChecker+Invalid, 8126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 145 IncrementalHoareTripleChecker+Valid, 7981 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:54:29,039 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2176 Valid, 11657 Invalid, 8126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [145 Valid, 7981 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-02-18 15:54:29,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40488 states. [2022-02-18 15:54:29,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40488 to 12509. [2022-02-18 15:54:29,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12509 states, 12430 states have (on average 2.0003218020917135) internal successors, (24864), 12508 states have internal predecessors, (24864), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:54:29,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12509 states to 12509 states and 24864 transitions. [2022-02-18 15:54:29,367 INFO L78 Accepts]: Start accepts. Automaton has 12509 states and 24864 transitions. Word has length 104 [2022-02-18 15:54:29,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:54:29,367 INFO L470 AbstractCegarLoop]: Abstraction has 12509 states and 24864 transitions. [2022-02-18 15:54:29,367 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:54:29,367 INFO L276 IsEmpty]: Start isEmpty. Operand 12509 states and 24864 transitions. [2022-02-18 15:54:29,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:54:29,369 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:54:29,369 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:54:29,369 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable114 [2022-02-18 15:54:29,369 INFO L402 AbstractCegarLoop]: === Iteration 116 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:54:29,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:54:29,370 INFO L85 PathProgramCache]: Analyzing trace with hash 977380995, now seen corresponding path program 45 times [2022-02-18 15:54:29,370 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:54:29,370 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2072251654] [2022-02-18 15:54:29,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:54:29,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:54:29,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:54:29,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:54:29,533 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:54:29,533 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2072251654] [2022-02-18 15:54:29,533 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2072251654] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:54:29,533 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:54:29,533 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:54:29,533 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [718881396] [2022-02-18 15:54:29,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:54:29,533 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:54:29,533 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:54:29,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:54:29,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:54:29,534 INFO L87 Difference]: Start difference. First operand 12509 states and 24864 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:54:32,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:54:32,055 INFO L93 Difference]: Finished difference Result 40900 states and 81332 transitions. [2022-02-18 15:54:32,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-02-18 15:54:32,055 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:54:32,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:54:32,118 INFO L225 Difference]: With dead ends: 40900 [2022-02-18 15:54:32,118 INFO L226 Difference]: Without dead ends: 40900 [2022-02-18 15:54:32,118 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 374 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=297, Invalid=1343, Unknown=0, NotChecked=0, Total=1640 [2022-02-18 15:54:32,118 INFO L933 BasicCegarLoop]: 1131 mSDtfsCounter, 1867 mSDsluCounter, 7936 mSDsCounter, 0 mSdLazyCounter, 4643 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1867 SdHoareTripleChecker+Valid, 9066 SdHoareTripleChecker+Invalid, 4708 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 4643 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:54:32,118 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1867 Valid, 9066 Invalid, 4708 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 4643 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-18 15:54:32,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40900 states. [2022-02-18 15:54:32,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40900 to 12549. [2022-02-18 15:54:32,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12549 states, 12470 states have (on average 2.000400962309543) internal successors, (24945), 12548 states have internal predecessors, (24945), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:54:32,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12549 states to 12549 states and 24945 transitions. [2022-02-18 15:54:32,442 INFO L78 Accepts]: Start accepts. Automaton has 12549 states and 24945 transitions. Word has length 104 [2022-02-18 15:54:32,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:54:32,442 INFO L470 AbstractCegarLoop]: Abstraction has 12549 states and 24945 transitions. [2022-02-18 15:54:32,442 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:54:32,442 INFO L276 IsEmpty]: Start isEmpty. Operand 12549 states and 24945 transitions. [2022-02-18 15:54:32,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:54:32,443 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:54:32,443 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:54:32,443 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable115 [2022-02-18 15:54:32,443 INFO L402 AbstractCegarLoop]: === Iteration 117 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:54:32,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:54:32,444 INFO L85 PathProgramCache]: Analyzing trace with hash 1062209667, now seen corresponding path program 46 times [2022-02-18 15:54:32,444 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:54:32,444 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1116867276] [2022-02-18 15:54:32,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:54:32,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:54:32,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:54:32,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:54:32,599 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:54:32,599 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1116867276] [2022-02-18 15:54:32,600 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1116867276] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:54:32,600 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:54:32,600 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:54:32,600 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927099911] [2022-02-18 15:54:32,600 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:54:32,600 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:54:32,600 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:54:32,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:54:32,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:54:32,600 INFO L87 Difference]: Start difference. First operand 12549 states and 24945 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:54:35,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:54:35,496 INFO L93 Difference]: Finished difference Result 41001 states and 81534 transitions. [2022-02-18 15:54:35,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-02-18 15:54:35,496 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:54:35,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:54:35,565 INFO L225 Difference]: With dead ends: 41001 [2022-02-18 15:54:35,565 INFO L226 Difference]: Without dead ends: 41001 [2022-02-18 15:54:35,565 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 355 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=276, Invalid=1284, Unknown=0, NotChecked=0, Total=1560 [2022-02-18 15:54:35,565 INFO L933 BasicCegarLoop]: 1130 mSDtfsCounter, 1769 mSDsluCounter, 8568 mSDsCounter, 0 mSdLazyCounter, 5772 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1769 SdHoareTripleChecker+Valid, 9697 SdHoareTripleChecker+Invalid, 5836 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 5772 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-02-18 15:54:35,566 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1769 Valid, 9697 Invalid, 5836 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 5772 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-02-18 15:54:35,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41001 states. [2022-02-18 15:54:35,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41001 to 12561. [2022-02-18 15:54:35,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12561 states, 12482 states have (on average 2.0004806921967635) internal successors, (24970), 12560 states have internal predecessors, (24970), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:54:35,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12561 states to 12561 states and 24970 transitions. [2022-02-18 15:54:35,957 INFO L78 Accepts]: Start accepts. Automaton has 12561 states and 24970 transitions. Word has length 104 [2022-02-18 15:54:35,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:54:35,957 INFO L470 AbstractCegarLoop]: Abstraction has 12561 states and 24970 transitions. [2022-02-18 15:54:35,957 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:54:35,957 INFO L276 IsEmpty]: Start isEmpty. Operand 12561 states and 24970 transitions. [2022-02-18 15:54:35,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:54:35,959 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:54:35,959 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:54:35,959 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable116 [2022-02-18 15:54:35,959 INFO L402 AbstractCegarLoop]: === Iteration 118 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:54:35,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:54:35,960 INFO L85 PathProgramCache]: Analyzing trace with hash 141633701, now seen corresponding path program 47 times [2022-02-18 15:54:35,960 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:54:35,960 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2104066486] [2022-02-18 15:54:35,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:54:35,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:54:35,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:54:36,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:54:36,109 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:54:36,109 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2104066486] [2022-02-18 15:54:36,109 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2104066486] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:54:36,109 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:54:36,109 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:54:36,109 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1682875120] [2022-02-18 15:54:36,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:54:36,109 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:54:36,109 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:54:36,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:54:36,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:54:36,110 INFO L87 Difference]: Start difference. First operand 12561 states and 24970 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:54:38,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:54:38,642 INFO L93 Difference]: Finished difference Result 41075 states and 81682 transitions. [2022-02-18 15:54:38,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-18 15:54:38,642 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:54:38,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:54:38,708 INFO L225 Difference]: With dead ends: 41075 [2022-02-18 15:54:38,708 INFO L226 Difference]: Without dead ends: 41075 [2022-02-18 15:54:38,709 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 332 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=258, Invalid=1224, Unknown=0, NotChecked=0, Total=1482 [2022-02-18 15:54:38,709 INFO L933 BasicCegarLoop]: 1095 mSDtfsCounter, 1720 mSDsluCounter, 8216 mSDsCounter, 0 mSdLazyCounter, 5185 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1720 SdHoareTripleChecker+Valid, 9310 SdHoareTripleChecker+Invalid, 5259 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 5185 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:54:38,709 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1720 Valid, 9310 Invalid, 5259 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 5185 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-02-18 15:54:38,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41075 states. [2022-02-18 15:54:39,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41075 to 12573. [2022-02-18 15:54:39,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12573 states, 12494 states have (on average 2.000560268929086) internal successors, (24995), 12572 states have internal predecessors, (24995), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:54:39,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12573 states to 12573 states and 24995 transitions. [2022-02-18 15:54:39,043 INFO L78 Accepts]: Start accepts. Automaton has 12573 states and 24995 transitions. Word has length 104 [2022-02-18 15:54:39,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:54:39,044 INFO L470 AbstractCegarLoop]: Abstraction has 12573 states and 24995 transitions. [2022-02-18 15:54:39,044 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:54:39,044 INFO L276 IsEmpty]: Start isEmpty. Operand 12573 states and 24995 transitions. [2022-02-18 15:54:39,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:54:39,045 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:54:39,045 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:54:39,045 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable117 [2022-02-18 15:54:39,045 INFO L402 AbstractCegarLoop]: === Iteration 119 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:54:39,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:54:39,045 INFO L85 PathProgramCache]: Analyzing trace with hash -1015476511, now seen corresponding path program 48 times [2022-02-18 15:54:39,046 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:54:39,046 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [359504321] [2022-02-18 15:54:39,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:54:39,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:54:39,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:54:39,195 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:54:39,196 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:54:39,196 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [359504321] [2022-02-18 15:54:39,196 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [359504321] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:54:39,196 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:54:39,196 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:54:39,196 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418139268] [2022-02-18 15:54:39,196 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:54:39,196 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:54:39,196 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:54:39,196 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:54:39,196 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:54:39,197 INFO L87 Difference]: Start difference. First operand 12573 states and 24995 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:54:41,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:54:41,776 INFO L93 Difference]: Finished difference Result 50652 states and 100722 transitions. [2022-02-18 15:54:41,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-02-18 15:54:41,776 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:54:41,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:54:41,863 INFO L225 Difference]: With dead ends: 50652 [2022-02-18 15:54:41,863 INFO L226 Difference]: Without dead ends: 50652 [2022-02-18 15:54:41,863 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 426 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=321, Invalid=1485, Unknown=0, NotChecked=0, Total=1806 [2022-02-18 15:54:41,863 INFO L933 BasicCegarLoop]: 1234 mSDtfsCounter, 2080 mSDsluCounter, 8688 mSDsCounter, 0 mSdLazyCounter, 4669 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2080 SdHoareTripleChecker+Valid, 9921 SdHoareTripleChecker+Invalid, 4726 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 4669 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:54:41,864 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2080 Valid, 9921 Invalid, 4726 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 4669 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-18 15:54:41,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50652 states. [2022-02-18 15:54:42,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50652 to 12609. [2022-02-18 15:54:42,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12609 states, 12530 states have (on average 2.000638467677574) internal successors, (25068), 12608 states have internal predecessors, (25068), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:54:42,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12609 states to 12609 states and 25068 transitions. [2022-02-18 15:54:42,257 INFO L78 Accepts]: Start accepts. Automaton has 12609 states and 25068 transitions. Word has length 104 [2022-02-18 15:54:42,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:54:42,257 INFO L470 AbstractCegarLoop]: Abstraction has 12609 states and 25068 transitions. [2022-02-18 15:54:42,257 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:54:42,257 INFO L276 IsEmpty]: Start isEmpty. Operand 12609 states and 25068 transitions. [2022-02-18 15:54:42,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:54:42,258 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:54:42,258 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:54:42,259 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable118 [2022-02-18 15:54:42,259 INFO L402 AbstractCegarLoop]: === Iteration 120 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:54:42,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:54:42,259 INFO L85 PathProgramCache]: Analyzing trace with hash -373195697, now seen corresponding path program 66 times [2022-02-18 15:54:42,259 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:54:42,259 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [306174050] [2022-02-18 15:54:42,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:54:42,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:54:42,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:54:42,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:54:42,402 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:54:42,402 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [306174050] [2022-02-18 15:54:42,402 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [306174050] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:54:42,402 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:54:42,403 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:54:42,403 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419311306] [2022-02-18 15:54:42,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:54:42,403 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:54:42,403 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:54:42,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:54:42,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:54:42,404 INFO L87 Difference]: Start difference. First operand 12609 states and 25068 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:54:46,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:54:46,508 INFO L93 Difference]: Finished difference Result 51005 states and 101403 transitions. [2022-02-18 15:54:46,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-02-18 15:54:46,509 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:54:46,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:54:46,604 INFO L225 Difference]: With dead ends: 51005 [2022-02-18 15:54:46,604 INFO L226 Difference]: Without dead ends: 51005 [2022-02-18 15:54:46,604 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 893 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=642, Invalid=2898, Unknown=0, NotChecked=0, Total=3540 [2022-02-18 15:54:46,604 INFO L933 BasicCegarLoop]: 1612 mSDtfsCounter, 2047 mSDsluCounter, 11046 mSDsCounter, 0 mSdLazyCounter, 8253 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2047 SdHoareTripleChecker+Valid, 12656 SdHoareTripleChecker+Invalid, 8335 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 8253 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-02-18 15:54:46,605 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2047 Valid, 12656 Invalid, 8335 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 8253 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2022-02-18 15:54:46,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51005 states. [2022-02-18 15:54:46,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51005 to 12513. [2022-02-18 15:54:46,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12513 states, 12434 states have (on average 2.0003216985684413) internal successors, (24872), 12512 states have internal predecessors, (24872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:54:46,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12513 states to 12513 states and 24872 transitions. [2022-02-18 15:54:46,992 INFO L78 Accepts]: Start accepts. Automaton has 12513 states and 24872 transitions. Word has length 104 [2022-02-18 15:54:46,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:54:46,992 INFO L470 AbstractCegarLoop]: Abstraction has 12513 states and 24872 transitions. [2022-02-18 15:54:46,992 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:54:46,992 INFO L276 IsEmpty]: Start isEmpty. Operand 12513 states and 24872 transitions. [2022-02-18 15:54:46,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:54:46,993 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:54:46,993 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:54:46,994 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable119 [2022-02-18 15:54:46,994 INFO L402 AbstractCegarLoop]: === Iteration 121 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:54:46,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:54:46,994 INFO L85 PathProgramCache]: Analyzing trace with hash 308123293, now seen corresponding path program 49 times [2022-02-18 15:54:46,994 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:54:46,994 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797128522] [2022-02-18 15:54:46,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:54:46,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:54:47,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:54:47,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:54:47,146 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:54:47,146 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [797128522] [2022-02-18 15:54:47,146 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [797128522] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:54:47,146 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:54:47,146 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:54:47,146 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148929890] [2022-02-18 15:54:47,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:54:47,146 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:54:47,146 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:54:47,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:54:47,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:54:47,147 INFO L87 Difference]: Start difference. First operand 12513 states and 24872 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:54:50,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:54:50,245 INFO L93 Difference]: Finished difference Result 59828 states and 118960 transitions. [2022-02-18 15:54:50,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-02-18 15:54:50,245 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:54:50,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:54:50,348 INFO L225 Difference]: With dead ends: 59828 [2022-02-18 15:54:50,348 INFO L226 Difference]: Without dead ends: 59828 [2022-02-18 15:54:50,348 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 489 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=347, Invalid=1633, Unknown=0, NotChecked=0, Total=1980 [2022-02-18 15:54:50,349 INFO L933 BasicCegarLoop]: 1302 mSDtfsCounter, 2083 mSDsluCounter, 9212 mSDsCounter, 0 mSdLazyCounter, 5188 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2083 SdHoareTripleChecker+Valid, 10513 SdHoareTripleChecker+Invalid, 5237 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 5188 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-02-18 15:54:50,349 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2083 Valid, 10513 Invalid, 5237 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 5188 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-02-18 15:54:50,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59828 states. [2022-02-18 15:54:50,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59828 to 12609. [2022-02-18 15:54:50,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12609 states, 12530 states have (on average 2.000638467677574) internal successors, (25068), 12608 states have internal predecessors, (25068), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:54:50,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12609 states to 12609 states and 25068 transitions. [2022-02-18 15:54:50,876 INFO L78 Accepts]: Start accepts. Automaton has 12609 states and 25068 transitions. Word has length 104 [2022-02-18 15:54:50,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:54:50,876 INFO L470 AbstractCegarLoop]: Abstraction has 12609 states and 25068 transitions. [2022-02-18 15:54:50,876 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:54:50,876 INFO L276 IsEmpty]: Start isEmpty. Operand 12609 states and 25068 transitions. [2022-02-18 15:54:50,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:54:50,878 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:54:50,878 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:54:50,878 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable120 [2022-02-18 15:54:50,878 INFO L402 AbstractCegarLoop]: === Iteration 122 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:54:50,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:54:50,878 INFO L85 PathProgramCache]: Analyzing trace with hash 950404107, now seen corresponding path program 67 times [2022-02-18 15:54:50,878 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:54:50,878 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1133224595] [2022-02-18 15:54:50,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:54:50,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:54:50,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:54:51,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:54:51,009 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:54:51,009 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1133224595] [2022-02-18 15:54:51,009 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1133224595] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:54:51,009 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:54:51,009 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:54:51,009 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1650485252] [2022-02-18 15:54:51,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:54:51,009 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:54:51,010 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:54:51,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:54:51,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:54:51,010 INFO L87 Difference]: Start difference. First operand 12609 states and 25068 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:54:56,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:54:56,747 INFO L93 Difference]: Finished difference Result 60473 states and 120220 transitions. [2022-02-18 15:54:56,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-02-18 15:54:56,748 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:54:56,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:54:56,856 INFO L225 Difference]: With dead ends: 60473 [2022-02-18 15:54:56,856 INFO L226 Difference]: Without dead ends: 60473 [2022-02-18 15:54:56,857 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 893 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=642, Invalid=2898, Unknown=0, NotChecked=0, Total=3540 [2022-02-18 15:54:56,857 INFO L933 BasicCegarLoop]: 1830 mSDtfsCounter, 2036 mSDsluCounter, 13216 mSDsCounter, 0 mSdLazyCounter, 11673 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2036 SdHoareTripleChecker+Valid, 15042 SdHoareTripleChecker+Invalid, 11753 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 11673 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:54:56,857 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2036 Valid, 15042 Invalid, 11753 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 11673 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2022-02-18 15:54:56,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60473 states. [2022-02-18 15:54:57,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60473 to 12503. [2022-02-18 15:54:57,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12503 states, 12424 states have (on average 2.0003219575016096) internal successors, (24852), 12502 states have internal predecessors, (24852), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:54:57,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12503 states to 12503 states and 24852 transitions. [2022-02-18 15:54:57,296 INFO L78 Accepts]: Start accepts. Automaton has 12503 states and 24852 transitions. Word has length 104 [2022-02-18 15:54:57,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:54:57,296 INFO L470 AbstractCegarLoop]: Abstraction has 12503 states and 24852 transitions. [2022-02-18 15:54:57,296 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:54:57,296 INFO L276 IsEmpty]: Start isEmpty. Operand 12503 states and 24852 transitions. [2022-02-18 15:54:57,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:54:57,297 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:54:57,297 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:54:57,298 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable121 [2022-02-18 15:54:57,298 INFO L402 AbstractCegarLoop]: === Iteration 123 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:54:57,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:54:57,298 INFO L85 PathProgramCache]: Analyzing trace with hash -677665661, now seen corresponding path program 50 times [2022-02-18 15:54:57,298 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:54:57,298 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2126754558] [2022-02-18 15:54:57,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:54:57,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:54:57,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:54:57,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:54:57,453 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:54:57,453 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2126754558] [2022-02-18 15:54:57,453 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2126754558] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:54:57,453 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:54:57,453 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:54:57,453 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [856703451] [2022-02-18 15:54:57,453 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:54:57,453 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:54:57,453 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:54:57,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:54:57,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:54:57,454 INFO L87 Difference]: Start difference. First operand 12503 states and 24852 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:54:59,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:54:59,804 INFO L93 Difference]: Finished difference Result 30384 states and 60416 transitions. [2022-02-18 15:54:59,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-18 15:54:59,805 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:54:59,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:54:59,851 INFO L225 Difference]: With dead ends: 30384 [2022-02-18 15:54:59,852 INFO L226 Difference]: Without dead ends: 30384 [2022-02-18 15:54:59,852 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 209 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=223, Invalid=967, Unknown=0, NotChecked=0, Total=1190 [2022-02-18 15:54:59,852 INFO L933 BasicCegarLoop]: 1017 mSDtfsCounter, 1591 mSDsluCounter, 7120 mSDsCounter, 0 mSdLazyCounter, 4371 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1591 SdHoareTripleChecker+Valid, 8136 SdHoareTripleChecker+Invalid, 4445 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 4371 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:54:59,852 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1591 Valid, 8136 Invalid, 4445 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 4371 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-18 15:54:59,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30384 states. [2022-02-18 15:55:00,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30384 to 12539. [2022-02-18 15:55:00,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12539 states, 12460 states have (on average 2.000401284109149) internal successors, (24925), 12538 states have internal predecessors, (24925), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:00,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12539 states to 12539 states and 24925 transitions. [2022-02-18 15:55:00,121 INFO L78 Accepts]: Start accepts. Automaton has 12539 states and 24925 transitions. Word has length 104 [2022-02-18 15:55:00,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:55:00,121 INFO L470 AbstractCegarLoop]: Abstraction has 12539 states and 24925 transitions. [2022-02-18 15:55:00,121 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:00,122 INFO L276 IsEmpty]: Start isEmpty. Operand 12539 states and 24925 transitions. [2022-02-18 15:55:00,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:55:00,123 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:55:00,123 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:55:00,123 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable122 [2022-02-18 15:55:00,123 INFO L402 AbstractCegarLoop]: === Iteration 124 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:55:00,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:55:00,123 INFO L85 PathProgramCache]: Analyzing trace with hash -592836989, now seen corresponding path program 51 times [2022-02-18 15:55:00,123 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:55:00,123 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1455367398] [2022-02-18 15:55:00,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:55:00,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:55:00,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:55:00,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:55:00,271 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:55:00,271 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1455367398] [2022-02-18 15:55:00,271 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1455367398] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:55:00,271 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:55:00,271 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:55:00,271 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1445726378] [2022-02-18 15:55:00,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:55:00,271 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:55:00,271 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:55:00,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:55:00,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:55:00,272 INFO L87 Difference]: Start difference. First operand 12539 states and 24925 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:02,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:55:02,871 INFO L93 Difference]: Finished difference Result 30485 states and 60618 transitions. [2022-02-18 15:55:02,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-18 15:55:02,871 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:55:02,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:55:02,926 INFO L225 Difference]: With dead ends: 30485 [2022-02-18 15:55:02,926 INFO L226 Difference]: Without dead ends: 30485 [2022-02-18 15:55:02,927 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 213 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=219, Invalid=971, Unknown=0, NotChecked=0, Total=1190 [2022-02-18 15:55:02,927 INFO L933 BasicCegarLoop]: 1031 mSDtfsCounter, 1461 mSDsluCounter, 7267 mSDsCounter, 0 mSdLazyCounter, 4851 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1461 SdHoareTripleChecker+Valid, 8297 SdHoareTripleChecker+Invalid, 4918 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 4851 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:55:02,927 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1461 Valid, 8297 Invalid, 4918 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 4851 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-02-18 15:55:02,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30485 states. [2022-02-18 15:55:03,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30485 to 12551. [2022-02-18 15:55:03,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12551 states, 12472 states have (on average 2.000481077613855) internal successors, (24950), 12550 states have internal predecessors, (24950), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:03,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12551 states to 12551 states and 24950 transitions. [2022-02-18 15:55:03,225 INFO L78 Accepts]: Start accepts. Automaton has 12551 states and 24950 transitions. Word has length 104 [2022-02-18 15:55:03,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:55:03,225 INFO L470 AbstractCegarLoop]: Abstraction has 12551 states and 24950 transitions. [2022-02-18 15:55:03,225 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:03,225 INFO L276 IsEmpty]: Start isEmpty. Operand 12551 states and 24950 transitions. [2022-02-18 15:55:03,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:55:03,226 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:55:03,226 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:55:03,226 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable123 [2022-02-18 15:55:03,226 INFO L402 AbstractCegarLoop]: === Iteration 125 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:55:03,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:55:03,227 INFO L85 PathProgramCache]: Analyzing trace with hash -1513412955, now seen corresponding path program 52 times [2022-02-18 15:55:03,227 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:55:03,227 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1929345507] [2022-02-18 15:55:03,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:55:03,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:55:03,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:55:03,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:55:03,376 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:55:03,376 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1929345507] [2022-02-18 15:55:03,376 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1929345507] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:55:03,377 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:55:03,377 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:55:03,377 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [845574938] [2022-02-18 15:55:03,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:55:03,377 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:55:03,377 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:55:03,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:55:03,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:55:03,377 INFO L87 Difference]: Start difference. First operand 12551 states and 24950 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:05,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:55:05,846 INFO L93 Difference]: Finished difference Result 30559 states and 60766 transitions. [2022-02-18 15:55:05,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-18 15:55:05,847 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:55:05,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:55:05,902 INFO L225 Difference]: With dead ends: 30559 [2022-02-18 15:55:05,902 INFO L226 Difference]: Without dead ends: 30559 [2022-02-18 15:55:05,902 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 215 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=217, Invalid=973, Unknown=0, NotChecked=0, Total=1190 [2022-02-18 15:55:05,903 INFO L933 BasicCegarLoop]: 996 mSDtfsCounter, 1409 mSDsluCounter, 7400 mSDsCounter, 0 mSdLazyCounter, 4912 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1409 SdHoareTripleChecker+Valid, 8395 SdHoareTripleChecker+Invalid, 4972 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 4912 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:55:05,903 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1409 Valid, 8395 Invalid, 4972 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 4912 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-18 15:55:05,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30559 states. [2022-02-18 15:55:06,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30559 to 12563. [2022-02-18 15:55:06,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12563 states, 12484 states have (on average 2.0005607177186797) internal successors, (24975), 12562 states have internal predecessors, (24975), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:06,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12563 states to 12563 states and 24975 transitions. [2022-02-18 15:55:06,203 INFO L78 Accepts]: Start accepts. Automaton has 12563 states and 24975 transitions. Word has length 104 [2022-02-18 15:55:06,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:55:06,203 INFO L470 AbstractCegarLoop]: Abstraction has 12563 states and 24975 transitions. [2022-02-18 15:55:06,203 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:06,204 INFO L276 IsEmpty]: Start isEmpty. Operand 12563 states and 24975 transitions. [2022-02-18 15:55:06,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:55:06,205 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:55:06,205 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:55:06,206 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable124 [2022-02-18 15:55:06,206 INFO L402 AbstractCegarLoop]: === Iteration 126 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:55:06,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:55:06,206 INFO L85 PathProgramCache]: Analyzing trace with hash 1624444129, now seen corresponding path program 53 times [2022-02-18 15:55:06,206 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:55:06,206 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1006246109] [2022-02-18 15:55:06,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:55:06,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:55:06,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:55:06,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:55:06,363 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:55:06,363 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1006246109] [2022-02-18 15:55:06,363 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1006246109] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:55:06,364 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:55:06,364 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:55:06,364 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310117731] [2022-02-18 15:55:06,364 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:55:06,364 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:55:06,364 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:55:06,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:55:06,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:55:06,364 INFO L87 Difference]: Start difference. First operand 12563 states and 24975 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:08,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:55:08,629 INFO L93 Difference]: Finished difference Result 30512 states and 60672 transitions. [2022-02-18 15:55:08,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-18 15:55:08,629 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:55:08,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:55:08,683 INFO L225 Difference]: With dead ends: 30512 [2022-02-18 15:55:08,684 INFO L226 Difference]: Without dead ends: 30512 [2022-02-18 15:55:08,684 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 302 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=267, Invalid=1215, Unknown=0, NotChecked=0, Total=1482 [2022-02-18 15:55:08,684 INFO L933 BasicCegarLoop]: 1049 mSDtfsCounter, 1770 mSDsluCounter, 7087 mSDsCounter, 0 mSdLazyCounter, 4189 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1770 SdHoareTripleChecker+Valid, 8135 SdHoareTripleChecker+Invalid, 4237 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 4189 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:55:08,684 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1770 Valid, 8135 Invalid, 4237 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 4189 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-18 15:55:08,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30512 states. [2022-02-18 15:55:08,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30512 to 12599. [2022-02-18 15:55:08,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12599 states, 12520 states have (on average 2.000638977635783) internal successors, (25048), 12598 states have internal predecessors, (25048), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:08,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12599 states to 12599 states and 25048 transitions. [2022-02-18 15:55:08,965 INFO L78 Accepts]: Start accepts. Automaton has 12599 states and 25048 transitions. Word has length 104 [2022-02-18 15:55:08,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:55:08,965 INFO L470 AbstractCegarLoop]: Abstraction has 12599 states and 25048 transitions. [2022-02-18 15:55:08,965 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:08,966 INFO L276 IsEmpty]: Start isEmpty. Operand 12599 states and 25048 transitions. [2022-02-18 15:55:08,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:55:08,967 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:55:08,967 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:55:08,967 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable125 [2022-02-18 15:55:08,967 INFO L402 AbstractCegarLoop]: === Iteration 127 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:55:08,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:55:08,967 INFO L85 PathProgramCache]: Analyzing trace with hash -2028242353, now seen corresponding path program 68 times [2022-02-18 15:55:08,967 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:55:08,967 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [351314156] [2022-02-18 15:55:08,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:55:08,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:55:08,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:55:09,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:55:09,124 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:55:09,124 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [351314156] [2022-02-18 15:55:09,124 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [351314156] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:55:09,124 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:55:09,124 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:55:09,124 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15090406] [2022-02-18 15:55:09,124 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:55:09,125 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:55:09,125 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:55:09,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:55:09,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:55:09,125 INFO L87 Difference]: Start difference. First operand 12599 states and 25048 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:12,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:55:12,073 INFO L93 Difference]: Finished difference Result 30648 states and 60929 transitions. [2022-02-18 15:55:12,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-02-18 15:55:12,074 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:55:12,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:55:12,130 INFO L225 Difference]: With dead ends: 30648 [2022-02-18 15:55:12,131 INFO L226 Difference]: Without dead ends: 30648 [2022-02-18 15:55:12,131 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 578 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=433, Invalid=2117, Unknown=0, NotChecked=0, Total=2550 [2022-02-18 15:55:12,131 INFO L933 BasicCegarLoop]: 1280 mSDtfsCounter, 1732 mSDsluCounter, 8482 mSDsCounter, 0 mSdLazyCounter, 6059 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1732 SdHoareTripleChecker+Valid, 9760 SdHoareTripleChecker+Invalid, 6139 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 6059 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-02-18 15:55:12,131 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1732 Valid, 9760 Invalid, 6139 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 6059 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-02-18 15:55:12,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30648 states. [2022-02-18 15:55:12,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30648 to 12522. [2022-02-18 15:55:12,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12522 states, 12443 states have (on average 2.000642931768866) internal successors, (24894), 12521 states have internal predecessors, (24894), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:12,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12522 states to 12522 states and 24894 transitions. [2022-02-18 15:55:12,450 INFO L78 Accepts]: Start accepts. Automaton has 12522 states and 24894 transitions. Word has length 104 [2022-02-18 15:55:12,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:55:12,450 INFO L470 AbstractCegarLoop]: Abstraction has 12522 states and 24894 transitions. [2022-02-18 15:55:12,450 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:12,450 INFO L276 IsEmpty]: Start isEmpty. Operand 12522 states and 24894 transitions. [2022-02-18 15:55:12,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:55:12,451 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:55:12,451 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:55:12,452 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable126 [2022-02-18 15:55:12,452 INFO L402 AbstractCegarLoop]: === Iteration 128 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:55:12,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:55:12,452 INFO L85 PathProgramCache]: Analyzing trace with hash 743507493, now seen corresponding path program 54 times [2022-02-18 15:55:12,452 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:55:12,452 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275481757] [2022-02-18 15:55:12,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:55:12,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:55:12,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:55:12,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:55:12,611 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:55:12,611 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275481757] [2022-02-18 15:55:12,611 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [275481757] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:55:12,611 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:55:12,611 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:55:12,611 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1053853796] [2022-02-18 15:55:12,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:55:12,612 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:55:12,612 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:55:12,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:55:12,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:55:12,612 INFO L87 Difference]: Start difference. First operand 12522 states and 24894 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:14,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:55:14,308 INFO L93 Difference]: Finished difference Result 20479 states and 40726 transitions. [2022-02-18 15:55:14,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-18 15:55:14,309 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:55:14,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:55:14,340 INFO L225 Difference]: With dead ends: 20479 [2022-02-18 15:55:14,340 INFO L226 Difference]: Without dead ends: 20479 [2022-02-18 15:55:14,341 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 204 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=230, Invalid=960, Unknown=0, NotChecked=0, Total=1190 [2022-02-18 15:55:14,341 INFO L933 BasicCegarLoop]: 791 mSDtfsCounter, 1146 mSDsluCounter, 5279 mSDsCounter, 0 mSdLazyCounter, 3256 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1146 SdHoareTripleChecker+Valid, 6069 SdHoareTripleChecker+Invalid, 3347 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 3256 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-18 15:55:14,341 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1146 Valid, 6069 Invalid, 3347 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 3256 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-18 15:55:14,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20479 states. [2022-02-18 15:55:14,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20479 to 12524. [2022-02-18 15:55:14,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12524 states, 12445 states have (on average 2.0006428284451587) internal successors, (24898), 12523 states have internal predecessors, (24898), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:14,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12524 states to 12524 states and 24898 transitions. [2022-02-18 15:55:14,636 INFO L78 Accepts]: Start accepts. Automaton has 12524 states and 24898 transitions. Word has length 104 [2022-02-18 15:55:14,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:55:14,637 INFO L470 AbstractCegarLoop]: Abstraction has 12524 states and 24898 transitions. [2022-02-18 15:55:14,637 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:14,637 INFO L276 IsEmpty]: Start isEmpty. Operand 12524 states and 24898 transitions. [2022-02-18 15:55:14,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:55:14,639 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:55:14,639 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:55:14,639 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable127 [2022-02-18 15:55:14,639 INFO L402 AbstractCegarLoop]: === Iteration 129 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:55:14,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:55:14,639 INFO L85 PathProgramCache]: Analyzing trace with hash 828336165, now seen corresponding path program 55 times [2022-02-18 15:55:14,640 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:55:14,640 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1221969690] [2022-02-18 15:55:14,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:55:14,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:55:14,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:55:14,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:55:14,809 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:55:14,810 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1221969690] [2022-02-18 15:55:14,810 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1221969690] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:55:14,810 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:55:14,810 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:55:14,810 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365759112] [2022-02-18 15:55:14,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:55:14,810 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:55:14,810 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:55:14,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:55:14,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:55:14,811 INFO L87 Difference]: Start difference. First operand 12524 states and 24898 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:17,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:55:17,210 INFO L93 Difference]: Finished difference Result 20570 states and 40908 transitions. [2022-02-18 15:55:17,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-18 15:55:17,210 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:55:17,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:55:17,243 INFO L225 Difference]: With dead ends: 20570 [2022-02-18 15:55:17,243 INFO L226 Difference]: Without dead ends: 20570 [2022-02-18 15:55:17,244 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 206 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=228, Invalid=962, Unknown=0, NotChecked=0, Total=1190 [2022-02-18 15:55:17,244 INFO L933 BasicCegarLoop]: 804 mSDtfsCounter, 1100 mSDsluCounter, 6689 mSDsCounter, 0 mSdLazyCounter, 4994 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1100 SdHoareTripleChecker+Valid, 7492 SdHoareTripleChecker+Invalid, 5068 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 4994 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:55:17,244 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1100 Valid, 7492 Invalid, 5068 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 4994 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-18 15:55:17,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20570 states. [2022-02-18 15:55:17,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20570 to 12522. [2022-02-18 15:55:17,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12522 states, 12443 states have (on average 2.000642931768866) internal successors, (24894), 12521 states have internal predecessors, (24894), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:17,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12522 states to 12522 states and 24894 transitions. [2022-02-18 15:55:17,486 INFO L78 Accepts]: Start accepts. Automaton has 12522 states and 24894 transitions. Word has length 104 [2022-02-18 15:55:17,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:55:17,486 INFO L470 AbstractCegarLoop]: Abstraction has 12522 states and 24894 transitions. [2022-02-18 15:55:17,486 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:17,486 INFO L276 IsEmpty]: Start isEmpty. Operand 12522 states and 24894 transitions. [2022-02-18 15:55:17,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:55:17,488 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:55:17,488 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:55:17,488 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable128 [2022-02-18 15:55:17,488 INFO L402 AbstractCegarLoop]: === Iteration 130 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:55:17,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:55:17,488 INFO L85 PathProgramCache]: Analyzing trace with hash -92239801, now seen corresponding path program 56 times [2022-02-18 15:55:17,488 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:55:17,488 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [722776781] [2022-02-18 15:55:17,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:55:17,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:55:17,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:55:17,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:55:17,652 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:55:17,652 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [722776781] [2022-02-18 15:55:17,652 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [722776781] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:55:17,652 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:55:17,652 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:55:17,652 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839052874] [2022-02-18 15:55:17,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:55:17,653 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:55:17,653 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:55:17,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:55:17,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:55:17,653 INFO L87 Difference]: Start difference. First operand 12522 states and 24894 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:19,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:55:19,428 INFO L93 Difference]: Finished difference Result 20705 states and 41174 transitions. [2022-02-18 15:55:19,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-18 15:55:19,428 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:55:19,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:55:19,464 INFO L225 Difference]: With dead ends: 20705 [2022-02-18 15:55:19,464 INFO L226 Difference]: Without dead ends: 20705 [2022-02-18 15:55:19,464 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 206 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=228, Invalid=962, Unknown=0, NotChecked=0, Total=1190 [2022-02-18 15:55:19,465 INFO L933 BasicCegarLoop]: 813 mSDtfsCounter, 1137 mSDsluCounter, 5390 mSDsCounter, 0 mSdLazyCounter, 3451 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1137 SdHoareTripleChecker+Valid, 6202 SdHoareTripleChecker+Invalid, 3540 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 3451 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-18 15:55:19,465 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1137 Valid, 6202 Invalid, 3540 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 3451 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-18 15:55:19,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20705 states. [2022-02-18 15:55:19,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20705 to 12512. [2022-02-18 15:55:19,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12512 states, 12433 states have (on average 2.000643448886029) internal successors, (24874), 12511 states have internal predecessors, (24874), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:19,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12512 states to 12512 states and 24874 transitions. [2022-02-18 15:55:19,695 INFO L78 Accepts]: Start accepts. Automaton has 12512 states and 24874 transitions. Word has length 104 [2022-02-18 15:55:19,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:55:19,695 INFO L470 AbstractCegarLoop]: Abstraction has 12512 states and 24874 transitions. [2022-02-18 15:55:19,695 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:19,695 INFO L276 IsEmpty]: Start isEmpty. Operand 12512 states and 24874 transitions. [2022-02-18 15:55:19,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:55:19,696 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:55:19,697 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:55:19,697 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable129 [2022-02-18 15:55:19,697 INFO L402 AbstractCegarLoop]: === Iteration 131 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:55:19,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:55:19,697 INFO L85 PathProgramCache]: Analyzing trace with hash -585618429, now seen corresponding path program 57 times [2022-02-18 15:55:19,697 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:55:19,697 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [85158775] [2022-02-18 15:55:19,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:55:19,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:55:19,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:55:19,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:55:19,875 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:55:19,875 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [85158775] [2022-02-18 15:55:19,875 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [85158775] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:55:19,875 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:55:19,875 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:55:19,875 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1993494917] [2022-02-18 15:55:19,875 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:55:19,875 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:55:19,875 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:55:19,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:55:19,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:55:19,876 INFO L87 Difference]: Start difference. First operand 12512 states and 24874 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:21,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:55:22,000 INFO L93 Difference]: Finished difference Result 20463 states and 40694 transitions. [2022-02-18 15:55:22,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-18 15:55:22,000 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:55:22,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:55:22,034 INFO L225 Difference]: With dead ends: 20463 [2022-02-18 15:55:22,035 INFO L226 Difference]: Without dead ends: 20463 [2022-02-18 15:55:22,035 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 217 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=251, Invalid=1009, Unknown=0, NotChecked=0, Total=1260 [2022-02-18 15:55:22,035 INFO L933 BasicCegarLoop]: 819 mSDtfsCounter, 1133 mSDsluCounter, 5971 mSDsCounter, 0 mSdLazyCounter, 4110 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1133 SdHoareTripleChecker+Valid, 6789 SdHoareTripleChecker+Invalid, 4184 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 4110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:55:22,035 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1133 Valid, 6789 Invalid, 4184 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 4110 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-18 15:55:22,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20463 states. [2022-02-18 15:55:22,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20463 to 12512. [2022-02-18 15:55:22,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12512 states, 12433 states have (on average 2.000643448886029) internal successors, (24874), 12511 states have internal predecessors, (24874), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:22,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12512 states to 12512 states and 24874 transitions. [2022-02-18 15:55:22,269 INFO L78 Accepts]: Start accepts. Automaton has 12512 states and 24874 transitions. Word has length 104 [2022-02-18 15:55:22,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:55:22,269 INFO L470 AbstractCegarLoop]: Abstraction has 12512 states and 24874 transitions. [2022-02-18 15:55:22,269 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:22,270 INFO L276 IsEmpty]: Start isEmpty. Operand 12512 states and 24874 transitions. [2022-02-18 15:55:22,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:55:22,271 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:55:22,271 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:55:22,271 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130 [2022-02-18 15:55:22,271 INFO L402 AbstractCegarLoop]: === Iteration 132 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:55:22,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:55:22,271 INFO L85 PathProgramCache]: Analyzing trace with hash -500789757, now seen corresponding path program 58 times [2022-02-18 15:55:22,271 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:55:22,271 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1474267022] [2022-02-18 15:55:22,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:55:22,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:55:22,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:55:22,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:55:22,447 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:55:22,448 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1474267022] [2022-02-18 15:55:22,448 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1474267022] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:55:22,448 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:55:22,448 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:55:22,448 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942345602] [2022-02-18 15:55:22,448 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:55:22,448 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:55:22,448 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:55:22,448 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:55:22,448 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:55:22,449 INFO L87 Difference]: Start difference. First operand 12512 states and 24874 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:24,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:55:24,577 INFO L93 Difference]: Finished difference Result 20605 states and 40974 transitions. [2022-02-18 15:55:24,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-18 15:55:24,578 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:55:24,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:55:24,605 INFO L225 Difference]: With dead ends: 20605 [2022-02-18 15:55:24,605 INFO L226 Difference]: Without dead ends: 20605 [2022-02-18 15:55:24,605 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 218 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=250, Invalid=1010, Unknown=0, NotChecked=0, Total=1260 [2022-02-18 15:55:24,606 INFO L933 BasicCegarLoop]: 832 mSDtfsCounter, 1166 mSDsluCounter, 5725 mSDsCounter, 0 mSdLazyCounter, 4027 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1166 SdHoareTripleChecker+Valid, 6556 SdHoareTripleChecker+Invalid, 4111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 4027 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:55:24,606 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1166 Valid, 6556 Invalid, 4111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 4027 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-18 15:55:24,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20605 states. [2022-02-18 15:55:24,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20605 to 12502. [2022-02-18 15:55:24,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12502 states, 12423 states have (on average 2.000643966835708) internal successors, (24854), 12501 states have internal predecessors, (24854), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:24,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12502 states to 12502 states and 24854 transitions. [2022-02-18 15:55:24,823 INFO L78 Accepts]: Start accepts. Automaton has 12502 states and 24854 transitions. Word has length 104 [2022-02-18 15:55:24,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:55:24,823 INFO L470 AbstractCegarLoop]: Abstraction has 12502 states and 24854 transitions. [2022-02-18 15:55:24,823 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:24,823 INFO L276 IsEmpty]: Start isEmpty. Operand 12502 states and 24854 transitions. [2022-02-18 15:55:24,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:55:24,824 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:55:24,824 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:55:24,825 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable131 [2022-02-18 15:55:24,825 INFO L402 AbstractCegarLoop]: === Iteration 133 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:55:24,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:55:24,825 INFO L85 PathProgramCache]: Analyzing trace with hash 1450055333, now seen corresponding path program 59 times [2022-02-18 15:55:24,825 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:55:24,825 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [506176457] [2022-02-18 15:55:24,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:55:24,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:55:24,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:55:25,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:55:25,007 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:55:25,007 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [506176457] [2022-02-18 15:55:25,007 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [506176457] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:55:25,007 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:55:25,007 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:55:25,007 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [237851893] [2022-02-18 15:55:25,007 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:55:25,008 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:55:25,008 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:55:25,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:55:25,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:55:25,008 INFO L87 Difference]: Start difference. First operand 12502 states and 24854 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:27,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:55:27,233 INFO L93 Difference]: Finished difference Result 20424 states and 40612 transitions. [2022-02-18 15:55:27,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-18 15:55:27,234 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:55:27,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:55:27,266 INFO L225 Difference]: With dead ends: 20424 [2022-02-18 15:55:27,267 INFO L226 Difference]: Without dead ends: 20424 [2022-02-18 15:55:27,267 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 228 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=277, Invalid=1055, Unknown=0, NotChecked=0, Total=1332 [2022-02-18 15:55:27,267 INFO L933 BasicCegarLoop]: 848 mSDtfsCounter, 1211 mSDsluCounter, 6080 mSDsCounter, 0 mSdLazyCounter, 4282 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1211 SdHoareTripleChecker+Valid, 6927 SdHoareTripleChecker+Invalid, 4364 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 4282 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:55:27,267 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1211 Valid, 6927 Invalid, 4364 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 4282 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-18 15:55:27,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20424 states. [2022-02-18 15:55:27,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20424 to 12458. [2022-02-18 15:55:27,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12458 states, 12379 states have (on average 2.0003231278778575) internal successors, (24762), 12457 states have internal predecessors, (24762), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:27,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12458 states to 12458 states and 24762 transitions. [2022-02-18 15:55:27,526 INFO L78 Accepts]: Start accepts. Automaton has 12458 states and 24762 transitions. Word has length 104 [2022-02-18 15:55:27,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:55:27,526 INFO L470 AbstractCegarLoop]: Abstraction has 12458 states and 24762 transitions. [2022-02-18 15:55:27,526 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:27,527 INFO L276 IsEmpty]: Start isEmpty. Operand 12458 states and 24762 transitions. [2022-02-18 15:55:27,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:55:27,528 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:55:27,528 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:55:27,528 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable132 [2022-02-18 15:55:27,528 INFO L402 AbstractCegarLoop]: === Iteration 134 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:55:27,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:55:27,528 INFO L85 PathProgramCache]: Analyzing trace with hash 1004076095, now seen corresponding path program 60 times [2022-02-18 15:55:27,528 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:55:27,528 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2090154074] [2022-02-18 15:55:27,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:55:27,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:55:27,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:55:27,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:55:27,705 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:55:27,705 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2090154074] [2022-02-18 15:55:27,705 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2090154074] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:55:27,705 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:55:27,706 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:55:27,706 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731060322] [2022-02-18 15:55:27,706 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:55:27,706 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:55:27,706 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:55:27,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:55:27,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:55:27,706 INFO L87 Difference]: Start difference. First operand 12458 states and 24762 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:30,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:55:30,906 INFO L93 Difference]: Finished difference Result 39800 states and 79132 transitions. [2022-02-18 15:55:30,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-02-18 15:55:30,906 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:55:30,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:55:30,977 INFO L225 Difference]: With dead ends: 39800 [2022-02-18 15:55:30,978 INFO L226 Difference]: Without dead ends: 39800 [2022-02-18 15:55:30,978 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 340 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=282, Invalid=1278, Unknown=0, NotChecked=0, Total=1560 [2022-02-18 15:55:30,978 INFO L933 BasicCegarLoop]: 1130 mSDtfsCounter, 1608 mSDsluCounter, 9192 mSDsCounter, 0 mSdLazyCounter, 6206 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1608 SdHoareTripleChecker+Valid, 10321 SdHoareTripleChecker+Invalid, 6246 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 6206 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:55:30,978 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1608 Valid, 10321 Invalid, 6246 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 6206 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-02-18 15:55:31,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39800 states. [2022-02-18 15:55:31,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39800 to 12478. [2022-02-18 15:55:31,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12478 states, 12399 states have (on average 2.0004032583272844) internal successors, (24803), 12477 states have internal predecessors, (24803), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:31,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12478 states to 12478 states and 24803 transitions. [2022-02-18 15:55:31,315 INFO L78 Accepts]: Start accepts. Automaton has 12478 states and 24803 transitions. Word has length 104 [2022-02-18 15:55:31,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:55:31,315 INFO L470 AbstractCegarLoop]: Abstraction has 12478 states and 24803 transitions. [2022-02-18 15:55:31,315 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:31,315 INFO L276 IsEmpty]: Start isEmpty. Operand 12478 states and 24803 transitions. [2022-02-18 15:55:31,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:55:31,316 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:55:31,316 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:55:31,317 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable133 [2022-02-18 15:55:31,317 INFO L402 AbstractCegarLoop]: === Iteration 135 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:55:31,317 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:55:31,317 INFO L85 PathProgramCache]: Analyzing trace with hash 1088904767, now seen corresponding path program 61 times [2022-02-18 15:55:31,317 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:55:31,317 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204601725] [2022-02-18 15:55:31,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:55:31,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:55:31,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:55:31,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:55:31,474 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:55:31,474 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1204601725] [2022-02-18 15:55:31,474 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1204601725] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:55:31,474 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:55:31,475 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:55:31,475 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1549775978] [2022-02-18 15:55:31,475 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:55:31,475 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:55:31,475 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:55:31,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:55:31,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:55:31,475 INFO L87 Difference]: Start difference. First operand 12478 states and 24803 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:34,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:55:34,305 INFO L93 Difference]: Finished difference Result 39901 states and 79334 transitions. [2022-02-18 15:55:34,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-18 15:55:34,306 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:55:34,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:55:34,383 INFO L225 Difference]: With dead ends: 39901 [2022-02-18 15:55:34,383 INFO L226 Difference]: Without dead ends: 39901 [2022-02-18 15:55:34,383 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 319 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=263, Invalid=1219, Unknown=0, NotChecked=0, Total=1482 [2022-02-18 15:55:34,383 INFO L933 BasicCegarLoop]: 1177 mSDtfsCounter, 1499 mSDsluCounter, 8266 mSDsCounter, 0 mSdLazyCounter, 5478 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1499 SdHoareTripleChecker+Valid, 9442 SdHoareTripleChecker+Invalid, 5545 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 5478 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-02-18 15:55:34,383 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1499 Valid, 9442 Invalid, 5545 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 5478 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-02-18 15:55:34,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39901 states. [2022-02-18 15:55:34,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39901 to 12490. [2022-02-18 15:55:34,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12490 states, 12411 states have (on average 2.0004834421078077) internal successors, (24828), 12489 states have internal predecessors, (24828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:34,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12490 states to 12490 states and 24828 transitions. [2022-02-18 15:55:34,753 INFO L78 Accepts]: Start accepts. Automaton has 12490 states and 24828 transitions. Word has length 104 [2022-02-18 15:55:34,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:55:34,753 INFO L470 AbstractCegarLoop]: Abstraction has 12490 states and 24828 transitions. [2022-02-18 15:55:34,753 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:34,753 INFO L276 IsEmpty]: Start isEmpty. Operand 12490 states and 24828 transitions. [2022-02-18 15:55:34,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:55:34,754 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:55:34,755 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:55:34,755 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable134 [2022-02-18 15:55:34,755 INFO L402 AbstractCegarLoop]: === Iteration 136 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:55:34,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:55:34,755 INFO L85 PathProgramCache]: Analyzing trace with hash 168328801, now seen corresponding path program 62 times [2022-02-18 15:55:34,755 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:55:34,755 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2055720684] [2022-02-18 15:55:34,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:55:34,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:55:34,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:55:34,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:55:34,911 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:55:34,911 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2055720684] [2022-02-18 15:55:34,911 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2055720684] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:55:34,911 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:55:34,912 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:55:34,912 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [454409647] [2022-02-18 15:55:34,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:55:34,912 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:55:34,912 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:55:34,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:55:34,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:55:34,912 INFO L87 Difference]: Start difference. First operand 12490 states and 24828 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:37,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:55:37,420 INFO L93 Difference]: Finished difference Result 39975 states and 79482 transitions. [2022-02-18 15:55:37,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-18 15:55:37,421 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:55:37,421 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:55:37,494 INFO L225 Difference]: With dead ends: 39975 [2022-02-18 15:55:37,494 INFO L226 Difference]: Without dead ends: 39975 [2022-02-18 15:55:37,495 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 296 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=247, Invalid=1159, Unknown=0, NotChecked=0, Total=1406 [2022-02-18 15:55:37,495 INFO L933 BasicCegarLoop]: 1142 mSDtfsCounter, 1450 mSDsluCounter, 7862 mSDsCounter, 0 mSdLazyCounter, 4859 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1450 SdHoareTripleChecker+Valid, 9003 SdHoareTripleChecker+Invalid, 4919 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 4859 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:55:37,495 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1450 Valid, 9003 Invalid, 4919 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 4859 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-02-18 15:55:37,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39975 states. [2022-02-18 15:55:37,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39975 to 12502. [2022-02-18 15:55:37,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12502 states, 12423 states have (on average 2.0005634709812443) internal successors, (24853), 12501 states have internal predecessors, (24853), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:37,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12502 states to 12502 states and 24853 transitions. [2022-02-18 15:55:37,857 INFO L78 Accepts]: Start accepts. Automaton has 12502 states and 24853 transitions. Word has length 104 [2022-02-18 15:55:37,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:55:37,857 INFO L470 AbstractCegarLoop]: Abstraction has 12502 states and 24853 transitions. [2022-02-18 15:55:37,857 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:37,857 INFO L276 IsEmpty]: Start isEmpty. Operand 12502 states and 24853 transitions. [2022-02-18 15:55:37,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:55:37,859 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:55:37,859 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:55:37,859 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable135 [2022-02-18 15:55:37,859 INFO L402 AbstractCegarLoop]: === Iteration 137 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:55:37,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:55:37,859 INFO L85 PathProgramCache]: Analyzing trace with hash -988781411, now seen corresponding path program 63 times [2022-02-18 15:55:37,859 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:55:37,859 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1672755108] [2022-02-18 15:55:37,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:55:37,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:55:37,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:55:38,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:55:38,009 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:55:38,009 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1672755108] [2022-02-18 15:55:38,009 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1672755108] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:55:38,009 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:55:38,009 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:55:38,009 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087298614] [2022-02-18 15:55:38,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:55:38,010 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:55:38,010 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:55:38,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:55:38,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:55:38,010 INFO L87 Difference]: Start difference. First operand 12502 states and 24853 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:40,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:55:40,779 INFO L93 Difference]: Finished difference Result 49647 states and 98712 transitions. [2022-02-18 15:55:40,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-02-18 15:55:40,780 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:55:40,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:55:40,876 INFO L225 Difference]: With dead ends: 49647 [2022-02-18 15:55:40,876 INFO L226 Difference]: Without dead ends: 49647 [2022-02-18 15:55:40,876 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 395 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=302, Invalid=1420, Unknown=0, NotChecked=0, Total=1722 [2022-02-18 15:55:40,877 INFO L933 BasicCegarLoop]: 1163 mSDtfsCounter, 1989 mSDsluCounter, 8628 mSDsCounter, 0 mSdLazyCounter, 5131 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1989 SdHoareTripleChecker+Valid, 9790 SdHoareTripleChecker+Invalid, 5179 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 5131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:55:40,877 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1989 Valid, 9790 Invalid, 5179 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 5131 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-02-18 15:55:40,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49647 states. [2022-02-18 15:55:41,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49647 to 12538. [2022-02-18 15:55:41,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12538 states, 12459 states have (on average 2.0006421061080344) internal successors, (24926), 12537 states have internal predecessors, (24926), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:41,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12538 states to 12538 states and 24926 transitions. [2022-02-18 15:55:41,298 INFO L78 Accepts]: Start accepts. Automaton has 12538 states and 24926 transitions. Word has length 104 [2022-02-18 15:55:41,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:55:41,298 INFO L470 AbstractCegarLoop]: Abstraction has 12538 states and 24926 transitions. [2022-02-18 15:55:41,298 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:41,298 INFO L276 IsEmpty]: Start isEmpty. Operand 12538 states and 24926 transitions. [2022-02-18 15:55:41,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:55:41,300 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:55:41,300 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:55:41,300 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable136 [2022-02-18 15:55:41,300 INFO L402 AbstractCegarLoop]: === Iteration 138 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:55:41,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:55:41,300 INFO L85 PathProgramCache]: Analyzing trace with hash -346500597, now seen corresponding path program 69 times [2022-02-18 15:55:41,300 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:55:41,300 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [258911150] [2022-02-18 15:55:41,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:55:41,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:55:41,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:55:41,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:55:41,574 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:55:41,574 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [258911150] [2022-02-18 15:55:41,574 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [258911150] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:55:41,574 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:55:41,574 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:55:41,574 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1778349074] [2022-02-18 15:55:41,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:55:41,574 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:55:41,574 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:55:41,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:55:41,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:55:41,575 INFO L87 Difference]: Start difference. First operand 12538 states and 24926 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:46,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:55:46,263 INFO L93 Difference]: Finished difference Result 50000 states and 99393 transitions. [2022-02-18 15:55:46,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-02-18 15:55:46,264 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:55:46,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:55:46,362 INFO L225 Difference]: With dead ends: 50000 [2022-02-18 15:55:46,362 INFO L226 Difference]: Without dead ends: 50000 [2022-02-18 15:55:46,363 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 698 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=531, Invalid=2439, Unknown=0, NotChecked=0, Total=2970 [2022-02-18 15:55:46,363 INFO L933 BasicCegarLoop]: 1539 mSDtfsCounter, 1942 mSDsluCounter, 11736 mSDsCounter, 0 mSdLazyCounter, 10101 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1942 SdHoareTripleChecker+Valid, 13272 SdHoareTripleChecker+Invalid, 10172 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 10101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:55:46,363 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1942 Valid, 13272 Invalid, 10172 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 10101 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2022-02-18 15:55:46,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50000 states. [2022-02-18 15:55:46,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50000 to 12428. [2022-02-18 15:55:46,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12428 states, 12349 states have (on average 2.000323912867439) internal successors, (24702), 12427 states have internal predecessors, (24702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:46,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12428 states to 12428 states and 24702 transitions. [2022-02-18 15:55:46,812 INFO L78 Accepts]: Start accepts. Automaton has 12428 states and 24702 transitions. Word has length 104 [2022-02-18 15:55:46,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:55:46,812 INFO L470 AbstractCegarLoop]: Abstraction has 12428 states and 24702 transitions. [2022-02-18 15:55:46,812 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:46,812 INFO L276 IsEmpty]: Start isEmpty. Operand 12428 states and 24702 transitions. [2022-02-18 15:55:46,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:55:46,813 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:55:46,813 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:55:46,814 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable137 [2022-02-18 15:55:46,814 INFO L402 AbstractCegarLoop]: === Iteration 139 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:55:46,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:55:46,814 INFO L85 PathProgramCache]: Analyzing trace with hash -837225059, now seen corresponding path program 64 times [2022-02-18 15:55:46,814 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:55:46,814 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1296657668] [2022-02-18 15:55:46,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:55:46,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:55:46,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:55:46,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:55:46,969 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:55:46,969 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1296657668] [2022-02-18 15:55:46,969 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1296657668] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:55:46,969 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:55:46,969 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:55:46,969 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244703241] [2022-02-18 15:55:46,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:55:46,969 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:55:46,969 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:55:46,970 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:55:46,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:55:46,970 INFO L87 Difference]: Start difference. First operand 12428 states and 24702 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:49,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:55:49,858 INFO L93 Difference]: Finished difference Result 39479 states and 78492 transitions. [2022-02-18 15:55:49,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-02-18 15:55:49,859 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:55:49,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:55:49,946 INFO L225 Difference]: With dead ends: 39479 [2022-02-18 15:55:49,946 INFO L226 Difference]: Without dead ends: 39479 [2022-02-18 15:55:49,946 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 359 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=293, Invalid=1347, Unknown=0, NotChecked=0, Total=1640 [2022-02-18 15:55:49,946 INFO L933 BasicCegarLoop]: 1164 mSDtfsCounter, 1877 mSDsluCounter, 8643 mSDsCounter, 0 mSdLazyCounter, 5294 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1877 SdHoareTripleChecker+Valid, 9806 SdHoareTripleChecker+Invalid, 5351 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 5294 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-02-18 15:55:49,946 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1877 Valid, 9806 Invalid, 5351 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 5294 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-02-18 15:55:49,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39479 states. [2022-02-18 15:55:50,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39479 to 12484. [2022-02-18 15:55:50,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12484 states, 12405 states have (on average 2.0006449012494962) internal successors, (24818), 12483 states have internal predecessors, (24818), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:50,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12484 states to 12484 states and 24818 transitions. [2022-02-18 15:55:50,305 INFO L78 Accepts]: Start accepts. Automaton has 12484 states and 24818 transitions. Word has length 104 [2022-02-18 15:55:50,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:55:50,306 INFO L470 AbstractCegarLoop]: Abstraction has 12484 states and 24818 transitions. [2022-02-18 15:55:50,306 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:50,306 INFO L276 IsEmpty]: Start isEmpty. Operand 12484 states and 24818 transitions. [2022-02-18 15:55:50,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:55:50,307 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:55:50,307 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:55:50,307 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable138 [2022-02-18 15:55:50,307 INFO L402 AbstractCegarLoop]: === Iteration 140 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:55:50,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:55:50,307 INFO L85 PathProgramCache]: Analyzing trace with hash -194944245, now seen corresponding path program 70 times [2022-02-18 15:55:50,308 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:55:50,308 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889170027] [2022-02-18 15:55:50,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:55:50,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:55:50,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:55:50,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:55:50,442 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:55:50,442 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1889170027] [2022-02-18 15:55:50,442 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1889170027] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:55:50,442 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:55:50,442 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:55:50,442 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1828289124] [2022-02-18 15:55:50,442 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:55:50,442 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:55:50,442 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:55:50,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:55:50,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:55:50,443 INFO L87 Difference]: Start difference. First operand 12484 states and 24818 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:54,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:55:54,347 INFO L93 Difference]: Finished difference Result 39911 states and 79336 transitions. [2022-02-18 15:55:54,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-02-18 15:55:54,347 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:55:54,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:55:54,410 INFO L225 Difference]: With dead ends: 39911 [2022-02-18 15:55:54,410 INFO L226 Difference]: Without dead ends: 39911 [2022-02-18 15:55:54,410 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 584 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=447, Invalid=2103, Unknown=0, NotChecked=0, Total=2550 [2022-02-18 15:55:54,410 INFO L933 BasicCegarLoop]: 1545 mSDtfsCounter, 1760 mSDsluCounter, 10165 mSDsCounter, 0 mSdLazyCounter, 8171 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1760 SdHoareTripleChecker+Valid, 11707 SdHoareTripleChecker+Invalid, 8252 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 8171 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:55:54,410 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1760 Valid, 11707 Invalid, 8252 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 8171 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2022-02-18 15:55:54,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39911 states. [2022-02-18 15:55:54,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39911 to 12338. [2022-02-18 15:55:54,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12338 states, 12259 states have (on average 2.000326290888327) internal successors, (24522), 12337 states have internal predecessors, (24522), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:54,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12338 states to 12338 states and 24522 transitions. [2022-02-18 15:55:54,708 INFO L78 Accepts]: Start accepts. Automaton has 12338 states and 24522 transitions. Word has length 104 [2022-02-18 15:55:54,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:55:54,708 INFO L470 AbstractCegarLoop]: Abstraction has 12338 states and 24522 transitions. [2022-02-18 15:55:54,708 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:54,708 INFO L276 IsEmpty]: Start isEmpty. Operand 12338 states and 24522 transitions. [2022-02-18 15:55:54,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:55:54,709 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:55:54,709 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:55:54,709 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable139 [2022-02-18 15:55:54,709 INFO L402 AbstractCegarLoop]: === Iteration 141 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:55:54,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:55:54,710 INFO L85 PathProgramCache]: Analyzing trace with hash -1282423167, now seen corresponding path program 71 times [2022-02-18 15:55:54,710 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:55:54,710 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1301887134] [2022-02-18 15:55:54,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:55:54,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:55:54,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:55:54,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:55:54,877 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:55:54,877 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1301887134] [2022-02-18 15:55:54,877 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1301887134] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:55:54,877 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:55:54,877 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:55:54,877 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1327751171] [2022-02-18 15:55:54,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:55:54,877 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:55:54,878 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:55:54,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:55:54,878 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:55:54,878 INFO L87 Difference]: Start difference. First operand 12338 states and 24522 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:57,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:55:57,018 INFO L93 Difference]: Finished difference Result 23421 states and 46557 transitions. [2022-02-18 15:55:57,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2022-02-18 15:55:57,019 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:55:57,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:55:57,057 INFO L225 Difference]: With dead ends: 23421 [2022-02-18 15:55:57,057 INFO L226 Difference]: Without dead ends: 23421 [2022-02-18 15:55:57,058 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=173, Invalid=639, Unknown=0, NotChecked=0, Total=812 [2022-02-18 15:55:57,058 INFO L933 BasicCegarLoop]: 780 mSDtfsCounter, 1372 mSDsluCounter, 5881 mSDsCounter, 0 mSdLazyCounter, 4339 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1372 SdHoareTripleChecker+Valid, 6659 SdHoareTripleChecker+Invalid, 4412 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 4339 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:55:57,058 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1372 Valid, 6659 Invalid, 4412 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 4339 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-18 15:55:57,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23421 states. [2022-02-18 15:55:57,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23421 to 12610. [2022-02-18 15:55:57,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12610 states, 12531 states have (on average 2.000638416726518) internal successors, (25070), 12609 states have internal predecessors, (25070), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:57,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12610 states to 12610 states and 25070 transitions. [2022-02-18 15:55:57,314 INFO L78 Accepts]: Start accepts. Automaton has 12610 states and 25070 transitions. Word has length 104 [2022-02-18 15:55:57,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:55:57,314 INFO L470 AbstractCegarLoop]: Abstraction has 12610 states and 25070 transitions. [2022-02-18 15:55:57,314 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:57,314 INFO L276 IsEmpty]: Start isEmpty. Operand 12610 states and 25070 transitions. [2022-02-18 15:55:57,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:55:57,315 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:55:57,316 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:55:57,316 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable140 [2022-02-18 15:55:57,316 INFO L402 AbstractCegarLoop]: === Iteration 142 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:55:57,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:55:57,316 INFO L85 PathProgramCache]: Analyzing trace with hash -250178501, now seen corresponding path program 72 times [2022-02-18 15:55:57,316 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:55:57,316 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1163929327] [2022-02-18 15:55:57,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:55:57,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:55:57,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:55:57,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:55:57,480 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:55:57,480 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1163929327] [2022-02-18 15:55:57,480 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1163929327] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:55:57,480 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:55:57,480 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:55:57,480 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709377059] [2022-02-18 15:55:57,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:55:57,480 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:55:57,480 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:55:57,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:55:57,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:55:57,481 INFO L87 Difference]: Start difference. First operand 12610 states and 25070 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:55:59,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:55:59,794 INFO L93 Difference]: Finished difference Result 23415 states and 46549 transitions. [2022-02-18 15:55:59,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 15:55:59,794 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:55:59,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:55:59,826 INFO L225 Difference]: With dead ends: 23415 [2022-02-18 15:55:59,826 INFO L226 Difference]: Without dead ends: 23415 [2022-02-18 15:55:59,826 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 133 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=201, Invalid=729, Unknown=0, NotChecked=0, Total=930 [2022-02-18 15:55:59,826 INFO L933 BasicCegarLoop]: 777 mSDtfsCounter, 1399 mSDsluCounter, 6184 mSDsCounter, 0 mSdLazyCounter, 4805 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1399 SdHoareTripleChecker+Valid, 6959 SdHoareTripleChecker+Invalid, 4886 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 4805 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:55:59,827 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1399 Valid, 6959 Invalid, 4886 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 4805 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-18 15:55:59,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23415 states. [2022-02-18 15:56:00,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23415 to 12624. [2022-02-18 15:56:00,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12624 states, 12545 states have (on average 2.0007174172977282) internal successors, (25099), 12623 states have internal predecessors, (25099), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:00,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12624 states to 12624 states and 25099 transitions. [2022-02-18 15:56:00,034 INFO L78 Accepts]: Start accepts. Automaton has 12624 states and 25099 transitions. Word has length 104 [2022-02-18 15:56:00,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:56:00,034 INFO L470 AbstractCegarLoop]: Abstraction has 12624 states and 25099 transitions. [2022-02-18 15:56:00,034 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:00,034 INFO L276 IsEmpty]: Start isEmpty. Operand 12624 states and 25099 transitions. [2022-02-18 15:56:00,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:56:00,035 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:56:00,035 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:56:00,035 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable141 [2022-02-18 15:56:00,035 INFO L402 AbstractCegarLoop]: === Iteration 143 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:56:00,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:56:00,036 INFO L85 PathProgramCache]: Analyzing trace with hash 940548737, now seen corresponding path program 73 times [2022-02-18 15:56:00,036 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:56:00,036 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1091651180] [2022-02-18 15:56:00,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:56:00,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:56:00,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:56:00,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:56:00,196 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:56:00,196 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1091651180] [2022-02-18 15:56:00,197 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1091651180] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:56:00,197 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:56:00,197 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:56:00,197 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1041615974] [2022-02-18 15:56:00,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:56:00,197 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:56:00,197 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:56:00,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:56:00,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:56:00,197 INFO L87 Difference]: Start difference. First operand 12624 states and 25099 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:02,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:56:02,244 INFO L93 Difference]: Finished difference Result 23590 states and 46899 transitions. [2022-02-18 15:56:02,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 15:56:02,244 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:56:02,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:56:02,278 INFO L225 Difference]: With dead ends: 23590 [2022-02-18 15:56:02,278 INFO L226 Difference]: Without dead ends: 23590 [2022-02-18 15:56:02,278 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 138 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=196, Invalid=734, Unknown=0, NotChecked=0, Total=930 [2022-02-18 15:56:02,278 INFO L933 BasicCegarLoop]: 778 mSDtfsCounter, 1331 mSDsluCounter, 5787 mSDsCounter, 0 mSdLazyCounter, 4366 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1331 SdHoareTripleChecker+Valid, 6563 SdHoareTripleChecker+Invalid, 4471 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 4366 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:56:02,278 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1331 Valid, 6563 Invalid, 4471 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 4366 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-18 15:56:02,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23590 states. [2022-02-18 15:56:02,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23590 to 12638. [2022-02-18 15:56:02,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12638 states, 12559 states have (on average 2.000796241738992) internal successors, (25128), 12637 states have internal predecessors, (25128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:02,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12638 states to 12638 states and 25128 transitions. [2022-02-18 15:56:02,496 INFO L78 Accepts]: Start accepts. Automaton has 12638 states and 25128 transitions. Word has length 104 [2022-02-18 15:56:02,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:56:02,496 INFO L470 AbstractCegarLoop]: Abstraction has 12638 states and 25128 transitions. [2022-02-18 15:56:02,497 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:02,497 INFO L276 IsEmpty]: Start isEmpty. Operand 12638 states and 25128 transitions. [2022-02-18 15:56:02,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:56:02,498 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:56:02,498 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:56:02,498 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable142 [2022-02-18 15:56:02,498 INFO L402 AbstractCegarLoop]: === Iteration 144 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:56:02,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:56:02,498 INFO L85 PathProgramCache]: Analyzing trace with hash -1312570241, now seen corresponding path program 74 times [2022-02-18 15:56:02,498 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:56:02,498 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [332354369] [2022-02-18 15:56:02,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:56:02,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:56:02,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:56:02,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:56:02,654 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:56:02,654 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [332354369] [2022-02-18 15:56:02,654 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [332354369] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:56:02,654 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:56:02,654 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:56:02,654 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198238804] [2022-02-18 15:56:02,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:56:02,654 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:56:02,654 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:56:02,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:56:02,654 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:56:02,655 INFO L87 Difference]: Start difference. First operand 12638 states and 25128 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:05,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:56:05,012 INFO L93 Difference]: Finished difference Result 23505 states and 46729 transitions. [2022-02-18 15:56:05,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 15:56:05,012 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:56:05,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:56:05,049 INFO L225 Difference]: With dead ends: 23505 [2022-02-18 15:56:05,049 INFO L226 Difference]: Without dead ends: 23505 [2022-02-18 15:56:05,050 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 137 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=197, Invalid=733, Unknown=0, NotChecked=0, Total=930 [2022-02-18 15:56:05,050 INFO L933 BasicCegarLoop]: 785 mSDtfsCounter, 1275 mSDsluCounter, 6318 mSDsCounter, 0 mSdLazyCounter, 4930 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1275 SdHoareTripleChecker+Valid, 7101 SdHoareTripleChecker+Invalid, 5018 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 4930 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:56:05,050 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1275 Valid, 7101 Invalid, 5018 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 4930 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-18 15:56:05,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23505 states. [2022-02-18 15:56:05,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23505 to 12638. [2022-02-18 15:56:05,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12638 states, 12559 states have (on average 2.000796241738992) internal successors, (25128), 12637 states have internal predecessors, (25128), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:05,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12638 states to 12638 states and 25128 transitions. [2022-02-18 15:56:05,312 INFO L78 Accepts]: Start accepts. Automaton has 12638 states and 25128 transitions. Word has length 104 [2022-02-18 15:56:05,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:56:05,312 INFO L470 AbstractCegarLoop]: Abstraction has 12638 states and 25128 transitions. [2022-02-18 15:56:05,312 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:05,312 INFO L276 IsEmpty]: Start isEmpty. Operand 12638 states and 25128 transitions. [2022-02-18 15:56:05,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:56:05,313 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:56:05,313 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:56:05,314 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable143 [2022-02-18 15:56:05,314 INFO L402 AbstractCegarLoop]: === Iteration 145 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:56:05,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:56:05,314 INFO L85 PathProgramCache]: Analyzing trace with hash -943924297, now seen corresponding path program 75 times [2022-02-18 15:56:05,314 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:56:05,314 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1486257750] [2022-02-18 15:56:05,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:56:05,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:56:05,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:56:05,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:56:05,484 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:56:05,484 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1486257750] [2022-02-18 15:56:05,484 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1486257750] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:56:05,484 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:56:05,484 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:56:05,484 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1374438662] [2022-02-18 15:56:05,484 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:56:05,484 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:56:05,484 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:56:05,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:56:05,485 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:56:05,485 INFO L87 Difference]: Start difference. First operand 12638 states and 25128 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:07,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:56:07,641 INFO L93 Difference]: Finished difference Result 23750 states and 47215 transitions. [2022-02-18 15:56:07,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-18 15:56:07,642 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:56:07,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:56:07,677 INFO L225 Difference]: With dead ends: 23750 [2022-02-18 15:56:07,677 INFO L226 Difference]: Without dead ends: 23750 [2022-02-18 15:56:07,678 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 174 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=281, Invalid=909, Unknown=0, NotChecked=0, Total=1190 [2022-02-18 15:56:07,678 INFO L933 BasicCegarLoop]: 939 mSDtfsCounter, 1395 mSDsluCounter, 6092 mSDsCounter, 0 mSdLazyCounter, 4568 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1395 SdHoareTripleChecker+Valid, 7029 SdHoareTripleChecker+Invalid, 4682 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 4568 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:56:07,678 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1395 Valid, 7029 Invalid, 4682 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 4568 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-18 15:56:07,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23750 states. [2022-02-18 15:56:07,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23750 to 12652. [2022-02-18 15:56:07,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12652 states, 12573 states have (on average 2.00087489063867) internal successors, (25157), 12651 states have internal predecessors, (25157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:07,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12652 states to 12652 states and 25157 transitions. [2022-02-18 15:56:07,917 INFO L78 Accepts]: Start accepts. Automaton has 12652 states and 25157 transitions. Word has length 104 [2022-02-18 15:56:07,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:56:07,917 INFO L470 AbstractCegarLoop]: Abstraction has 12652 states and 25157 transitions. [2022-02-18 15:56:07,917 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:07,917 INFO L276 IsEmpty]: Start isEmpty. Operand 12652 states and 25157 transitions. [2022-02-18 15:56:07,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:56:07,918 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:56:07,918 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:56:07,919 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable144 [2022-02-18 15:56:07,919 INFO L402 AbstractCegarLoop]: === Iteration 146 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:56:07,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:56:07,919 INFO L85 PathProgramCache]: Analyzing trace with hash 1263064219, now seen corresponding path program 65 times [2022-02-18 15:56:07,919 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:56:07,919 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134035658] [2022-02-18 15:56:07,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:56:07,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:56:07,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:56:08,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:56:08,075 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:56:08,075 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1134035658] [2022-02-18 15:56:08,075 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1134035658] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:56:08,075 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:56:08,075 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:56:08,075 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [312535912] [2022-02-18 15:56:08,075 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:56:08,075 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:56:08,076 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:56:08,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:56:08,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:56:08,076 INFO L87 Difference]: Start difference. First operand 12652 states and 25157 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:10,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:56:10,480 INFO L93 Difference]: Finished difference Result 33430 states and 66467 transitions. [2022-02-18 15:56:10,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-02-18 15:56:10,480 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:56:10,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:56:10,536 INFO L225 Difference]: With dead ends: 33430 [2022-02-18 15:56:10,536 INFO L226 Difference]: Without dead ends: 33430 [2022-02-18 15:56:10,536 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 392 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=313, Invalid=1409, Unknown=0, NotChecked=0, Total=1722 [2022-02-18 15:56:10,537 INFO L933 BasicCegarLoop]: 977 mSDtfsCounter, 2204 mSDsluCounter, 6958 mSDsCounter, 0 mSdLazyCounter, 4513 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2204 SdHoareTripleChecker+Valid, 7934 SdHoareTripleChecker+Invalid, 4574 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 4513 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:56:10,537 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2204 Valid, 7934 Invalid, 4574 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 4513 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-18 15:56:10,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33430 states. [2022-02-18 15:56:10,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33430 to 12684. [2022-02-18 15:56:10,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12684 states, 12605 states have (on average 2.000952003173344) internal successors, (25222), 12683 states have internal predecessors, (25222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:10,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12684 states to 12684 states and 25222 transitions. [2022-02-18 15:56:10,877 INFO L78 Accepts]: Start accepts. Automaton has 12684 states and 25222 transitions. Word has length 104 [2022-02-18 15:56:10,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:56:10,877 INFO L470 AbstractCegarLoop]: Abstraction has 12684 states and 25222 transitions. [2022-02-18 15:56:10,878 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:10,878 INFO L276 IsEmpty]: Start isEmpty. Operand 12684 states and 25222 transitions. [2022-02-18 15:56:10,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:56:10,879 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:56:10,879 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:56:10,879 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable145 [2022-02-18 15:56:10,879 INFO L402 AbstractCegarLoop]: === Iteration 147 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:56:10,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:56:10,880 INFO L85 PathProgramCache]: Analyzing trace with hash 2116224575, now seen corresponding path program 76 times [2022-02-18 15:56:10,880 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:56:10,880 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1407896104] [2022-02-18 15:56:10,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:56:10,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:56:10,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:56:11,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:56:11,010 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:56:11,010 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1407896104] [2022-02-18 15:56:11,010 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1407896104] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:56:11,010 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:56:11,010 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:56:11,010 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1792797962] [2022-02-18 15:56:11,010 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:56:11,011 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:56:11,011 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:56:11,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:56:11,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:56:11,011 INFO L87 Difference]: Start difference. First operand 12684 states and 25222 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:14,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:56:14,075 INFO L93 Difference]: Finished difference Result 33396 states and 66392 transitions. [2022-02-18 15:56:14,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-02-18 15:56:14,076 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:56:14,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:56:14,141 INFO L225 Difference]: With dead ends: 33396 [2022-02-18 15:56:14,141 INFO L226 Difference]: Without dead ends: 33396 [2022-02-18 15:56:14,142 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 277 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=332, Invalid=1150, Unknown=0, NotChecked=0, Total=1482 [2022-02-18 15:56:14,142 INFO L933 BasicCegarLoop]: 1096 mSDtfsCounter, 2099 mSDsluCounter, 8290 mSDsCounter, 0 mSdLazyCounter, 6354 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2099 SdHoareTripleChecker+Valid, 9382 SdHoareTripleChecker+Invalid, 6482 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 6354 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-02-18 15:56:14,142 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2099 Valid, 9382 Invalid, 6482 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 6354 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-02-18 15:56:14,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33396 states. [2022-02-18 15:56:14,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33396 to 12576. [2022-02-18 15:56:14,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12576 states, 12497 states have (on average 2.0006401536368728) internal successors, (25002), 12575 states have internal predecessors, (25002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:14,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12576 states to 12576 states and 25002 transitions. [2022-02-18 15:56:14,483 INFO L78 Accepts]: Start accepts. Automaton has 12576 states and 25002 transitions. Word has length 104 [2022-02-18 15:56:14,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:56:14,483 INFO L470 AbstractCegarLoop]: Abstraction has 12576 states and 25002 transitions. [2022-02-18 15:56:14,483 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:14,484 INFO L276 IsEmpty]: Start isEmpty. Operand 12576 states and 25002 transitions. [2022-02-18 15:56:14,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:56:14,485 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:56:14,485 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:56:14,485 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable146 [2022-02-18 15:56:14,485 INFO L402 AbstractCegarLoop]: === Iteration 148 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:56:14,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:56:14,485 INFO L85 PathProgramCache]: Analyzing trace with hash 1896669811, now seen corresponding path program 66 times [2022-02-18 15:56:14,485 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:56:14,485 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [929925573] [2022-02-18 15:56:14,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:56:14,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:56:14,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:56:14,642 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:56:14,642 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:56:14,642 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [929925573] [2022-02-18 15:56:14,643 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [929925573] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:56:14,643 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:56:14,643 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:56:14,643 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1488857078] [2022-02-18 15:56:14,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:56:14,643 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:56:14,643 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:56:14,643 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:56:14,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:56:14,643 INFO L87 Difference]: Start difference. First operand 12576 states and 25002 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:17,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:56:17,200 INFO L93 Difference]: Finished difference Result 33999 states and 67603 transitions. [2022-02-18 15:56:17,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-02-18 15:56:17,200 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:56:17,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:56:17,268 INFO L225 Difference]: With dead ends: 33999 [2022-02-18 15:56:17,268 INFO L226 Difference]: Without dead ends: 33999 [2022-02-18 15:56:17,268 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 373 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=303, Invalid=1337, Unknown=0, NotChecked=0, Total=1640 [2022-02-18 15:56:17,268 INFO L933 BasicCegarLoop]: 985 mSDtfsCounter, 1840 mSDsluCounter, 6974 mSDsCounter, 0 mSdLazyCounter, 4501 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1840 SdHoareTripleChecker+Valid, 7958 SdHoareTripleChecker+Invalid, 4556 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 4501 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:56:17,268 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1840 Valid, 7958 Invalid, 4556 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 4501 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-02-18 15:56:17,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33999 states. [2022-02-18 15:56:17,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33999 to 12616. [2022-02-18 15:56:17,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12616 states, 12537 states have (on average 2.0007178750897343) internal successors, (25083), 12615 states have internal predecessors, (25083), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:17,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12616 states to 12616 states and 25083 transitions. [2022-02-18 15:56:17,590 INFO L78 Accepts]: Start accepts. Automaton has 12616 states and 25083 transitions. Word has length 104 [2022-02-18 15:56:17,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:56:17,590 INFO L470 AbstractCegarLoop]: Abstraction has 12616 states and 25083 transitions. [2022-02-18 15:56:17,590 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:17,590 INFO L276 IsEmpty]: Start isEmpty. Operand 12616 states and 25083 transitions. [2022-02-18 15:56:17,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:56:17,592 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:56:17,592 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:56:17,592 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable147 [2022-02-18 15:56:17,592 INFO L402 AbstractCegarLoop]: === Iteration 149 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:56:17,592 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:56:17,593 INFO L85 PathProgramCache]: Analyzing trace with hash 1981498483, now seen corresponding path program 67 times [2022-02-18 15:56:17,593 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:56:17,593 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1291599631] [2022-02-18 15:56:17,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:56:17,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:56:17,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:56:17,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:56:17,755 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:56:17,755 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1291599631] [2022-02-18 15:56:17,755 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1291599631] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:56:17,755 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:56:17,755 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:56:17,755 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [952877185] [2022-02-18 15:56:17,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:56:17,755 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:56:17,755 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:56:17,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:56:17,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:56:17,756 INFO L87 Difference]: Start difference. First operand 12616 states and 25083 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:20,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:56:20,337 INFO L93 Difference]: Finished difference Result 34100 states and 67805 transitions. [2022-02-18 15:56:20,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-18 15:56:20,338 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:56:20,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:56:20,406 INFO L225 Difference]: With dead ends: 34100 [2022-02-18 15:56:20,406 INFO L226 Difference]: Without dead ends: 34100 [2022-02-18 15:56:20,406 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 354 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=282, Invalid=1278, Unknown=0, NotChecked=0, Total=1560 [2022-02-18 15:56:20,406 INFO L933 BasicCegarLoop]: 969 mSDtfsCounter, 1742 mSDsluCounter, 7297 mSDsCounter, 0 mSdLazyCounter, 4877 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1742 SdHoareTripleChecker+Valid, 8265 SdHoareTripleChecker+Invalid, 4954 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 4877 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:56:20,407 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1742 Valid, 8265 Invalid, 4954 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 4877 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-02-18 15:56:20,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34100 states. [2022-02-18 15:56:20,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34100 to 12628. [2022-02-18 15:56:20,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12628 states, 12549 states have (on average 2.000796876245119) internal successors, (25108), 12627 states have internal predecessors, (25108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:20,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12628 states to 12628 states and 25108 transitions. [2022-02-18 15:56:20,752 INFO L78 Accepts]: Start accepts. Automaton has 12628 states and 25108 transitions. Word has length 104 [2022-02-18 15:56:20,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:56:20,752 INFO L470 AbstractCegarLoop]: Abstraction has 12628 states and 25108 transitions. [2022-02-18 15:56:20,752 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:20,752 INFO L276 IsEmpty]: Start isEmpty. Operand 12628 states and 25108 transitions. [2022-02-18 15:56:20,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:56:20,754 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:56:20,754 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:56:20,754 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable148 [2022-02-18 15:56:20,754 INFO L402 AbstractCegarLoop]: === Iteration 150 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:56:20,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:56:20,754 INFO L85 PathProgramCache]: Analyzing trace with hash 1060922517, now seen corresponding path program 68 times [2022-02-18 15:56:20,754 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:56:20,754 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1413226685] [2022-02-18 15:56:20,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:56:20,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:56:20,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:56:20,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:56:20,913 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:56:20,913 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1413226685] [2022-02-18 15:56:20,913 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1413226685] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:56:20,913 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:56:20,913 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:56:20,913 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [534963739] [2022-02-18 15:56:20,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:56:20,913 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:56:20,913 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:56:20,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:56:20,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:56:20,914 INFO L87 Difference]: Start difference. First operand 12628 states and 25108 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:22,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:56:22,938 INFO L93 Difference]: Finished difference Result 34174 states and 67953 transitions. [2022-02-18 15:56:22,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-18 15:56:22,938 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:56:22,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:56:23,010 INFO L225 Difference]: With dead ends: 34174 [2022-02-18 15:56:23,010 INFO L226 Difference]: Without dead ends: 34174 [2022-02-18 15:56:23,010 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 331 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=264, Invalid=1218, Unknown=0, NotChecked=0, Total=1482 [2022-02-18 15:56:23,010 INFO L933 BasicCegarLoop]: 934 mSDtfsCounter, 1680 mSDsluCounter, 6107 mSDsCounter, 0 mSdLazyCounter, 3484 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1680 SdHoareTripleChecker+Valid, 7040 SdHoareTripleChecker+Invalid, 3553 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 3484 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:56:23,010 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1680 Valid, 7040 Invalid, 3553 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 3484 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-18 15:56:23,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34174 states. [2022-02-18 15:56:23,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34174 to 12640. [2022-02-18 15:56:23,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12640 states, 12561 states have (on average 2.0008757264549) internal successors, (25133), 12639 states have internal predecessors, (25133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:23,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12640 states to 12640 states and 25133 transitions. [2022-02-18 15:56:23,340 INFO L78 Accepts]: Start accepts. Automaton has 12640 states and 25133 transitions. Word has length 104 [2022-02-18 15:56:23,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:56:23,340 INFO L470 AbstractCegarLoop]: Abstraction has 12640 states and 25133 transitions. [2022-02-18 15:56:23,340 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:23,340 INFO L276 IsEmpty]: Start isEmpty. Operand 12640 states and 25133 transitions. [2022-02-18 15:56:23,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:56:23,342 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:56:23,342 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:56:23,342 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable149 [2022-02-18 15:56:23,342 INFO L402 AbstractCegarLoop]: === Iteration 151 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:56:23,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:56:23,342 INFO L85 PathProgramCache]: Analyzing trace with hash -96187695, now seen corresponding path program 69 times [2022-02-18 15:56:23,342 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:56:23,342 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1027848164] [2022-02-18 15:56:23,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:56:23,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:56:23,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:56:23,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:56:23,511 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:56:23,512 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1027848164] [2022-02-18 15:56:23,512 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1027848164] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:56:23,512 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:56:23,512 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:56:23,512 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724507642] [2022-02-18 15:56:23,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:56:23,512 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:56:23,512 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:56:23,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:56:23,512 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:56:23,512 INFO L87 Difference]: Start difference. First operand 12640 states and 25133 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:26,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:56:26,076 INFO L93 Difference]: Finished difference Result 43751 states and 86993 transitions. [2022-02-18 15:56:26,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-02-18 15:56:26,077 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:56:26,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:56:26,167 INFO L225 Difference]: With dead ends: 43751 [2022-02-18 15:56:26,167 INFO L226 Difference]: Without dead ends: 43751 [2022-02-18 15:56:26,167 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 425 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=327, Invalid=1479, Unknown=0, NotChecked=0, Total=1806 [2022-02-18 15:56:26,168 INFO L933 BasicCegarLoop]: 1086 mSDtfsCounter, 2054 mSDsluCounter, 7664 mSDsCounter, 0 mSdLazyCounter, 4466 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2054 SdHoareTripleChecker+Valid, 8749 SdHoareTripleChecker+Invalid, 4516 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 4466 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:56:26,168 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2054 Valid, 8749 Invalid, 4516 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 4466 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-18 15:56:26,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43751 states. [2022-02-18 15:56:26,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43751 to 12676. [2022-02-18 15:56:26,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12676 states, 12597 states have (on average 2.0009526077637534) internal successors, (25206), 12675 states have internal predecessors, (25206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:26,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12676 states to 12676 states and 25206 transitions. [2022-02-18 15:56:26,587 INFO L78 Accepts]: Start accepts. Automaton has 12676 states and 25206 transitions. Word has length 104 [2022-02-18 15:56:26,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:56:26,588 INFO L470 AbstractCegarLoop]: Abstraction has 12676 states and 25206 transitions. [2022-02-18 15:56:26,588 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:26,588 INFO L276 IsEmpty]: Start isEmpty. Operand 12676 states and 25206 transitions. [2022-02-18 15:56:26,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:56:26,589 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:56:26,589 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:56:26,589 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable150 [2022-02-18 15:56:26,589 INFO L402 AbstractCegarLoop]: === Iteration 152 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:56:26,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:56:26,590 INFO L85 PathProgramCache]: Analyzing trace with hash 546093119, now seen corresponding path program 77 times [2022-02-18 15:56:26,590 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:56:26,590 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1817814105] [2022-02-18 15:56:26,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:56:26,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:56:26,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:56:26,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:56:26,720 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:56:26,720 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1817814105] [2022-02-18 15:56:26,720 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1817814105] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:56:26,720 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:56:26,720 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:56:26,720 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839136326] [2022-02-18 15:56:26,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:56:26,721 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:56:26,721 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:56:26,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:56:26,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:56:26,721 INFO L87 Difference]: Start difference. First operand 12676 states and 25206 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:30,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:56:30,169 INFO L93 Difference]: Finished difference Result 43913 states and 87297 transitions. [2022-02-18 15:56:30,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-02-18 15:56:30,170 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:56:30,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:56:30,256 INFO L225 Difference]: With dead ends: 43913 [2022-02-18 15:56:30,256 INFO L226 Difference]: Without dead ends: 43913 [2022-02-18 15:56:30,256 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 346 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=398, Invalid=1408, Unknown=0, NotChecked=0, Total=1806 [2022-02-18 15:56:30,256 INFO L933 BasicCegarLoop]: 1323 mSDtfsCounter, 2032 mSDsluCounter, 9044 mSDsCounter, 0 mSdLazyCounter, 6907 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2032 SdHoareTripleChecker+Valid, 10364 SdHoareTripleChecker+Invalid, 6979 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 6907 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:56:30,257 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2032 Valid, 10364 Invalid, 6979 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 6907 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-02-18 15:56:30,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43913 states. [2022-02-18 15:56:30,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43913 to 12580. [2022-02-18 15:56:30,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12580 states, 12501 states have (on average 2.000639948804096) internal successors, (25010), 12579 states have internal predecessors, (25010), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:30,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12580 states to 12580 states and 25010 transitions. [2022-02-18 15:56:30,656 INFO L78 Accepts]: Start accepts. Automaton has 12580 states and 25010 transitions. Word has length 104 [2022-02-18 15:56:30,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:56:30,656 INFO L470 AbstractCegarLoop]: Abstraction has 12580 states and 25010 transitions. [2022-02-18 15:56:30,656 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:30,656 INFO L276 IsEmpty]: Start isEmpty. Operand 12580 states and 25010 transitions. [2022-02-18 15:56:30,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:56:30,657 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:56:30,658 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:56:30,658 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable151 [2022-02-18 15:56:30,658 INFO L402 AbstractCegarLoop]: === Iteration 153 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:56:30,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:56:30,658 INFO L85 PathProgramCache]: Analyzing trace with hash 1227412109, now seen corresponding path program 70 times [2022-02-18 15:56:30,658 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:56:30,658 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [961084306] [2022-02-18 15:56:30,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:56:30,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:56:30,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:56:30,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:56:30,813 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:56:30,813 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [961084306] [2022-02-18 15:56:30,813 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [961084306] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:56:30,813 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:56:30,813 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:56:30,813 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396092926] [2022-02-18 15:56:30,813 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:56:30,813 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:56:30,813 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:56:30,814 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:56:30,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:56:30,814 INFO L87 Difference]: Start difference. First operand 12580 states and 25010 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:34,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:56:34,095 INFO L93 Difference]: Finished difference Result 52927 states and 105231 transitions. [2022-02-18 15:56:34,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-02-18 15:56:34,095 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:56:34,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:56:34,195 INFO L225 Difference]: With dead ends: 52927 [2022-02-18 15:56:34,195 INFO L226 Difference]: Without dead ends: 52927 [2022-02-18 15:56:34,195 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 488 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=353, Invalid=1627, Unknown=0, NotChecked=0, Total=1980 [2022-02-18 15:56:34,196 INFO L933 BasicCegarLoop]: 1154 mSDtfsCounter, 2052 mSDsluCounter, 9410 mSDsCounter, 0 mSdLazyCounter, 6210 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2052 SdHoareTripleChecker+Valid, 10563 SdHoareTripleChecker+Invalid, 6256 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 6210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:56:34,196 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2052 Valid, 10563 Invalid, 6256 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 6210 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-02-18 15:56:34,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52927 states. [2022-02-18 15:56:34,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52927 to 12676. [2022-02-18 15:56:34,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12676 states, 12597 states have (on average 2.0009526077637534) internal successors, (25206), 12675 states have internal predecessors, (25206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:34,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12676 states to 12676 states and 25206 transitions. [2022-02-18 15:56:34,670 INFO L78 Accepts]: Start accepts. Automaton has 12676 states and 25206 transitions. Word has length 104 [2022-02-18 15:56:34,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:56:34,670 INFO L470 AbstractCegarLoop]: Abstraction has 12676 states and 25206 transitions. [2022-02-18 15:56:34,670 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:34,670 INFO L276 IsEmpty]: Start isEmpty. Operand 12676 states and 25206 transitions. [2022-02-18 15:56:34,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:56:34,671 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:56:34,671 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:56:34,671 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable152 [2022-02-18 15:56:34,671 INFO L402 AbstractCegarLoop]: === Iteration 154 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:56:34,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:56:34,672 INFO L85 PathProgramCache]: Analyzing trace with hash 1869692923, now seen corresponding path program 78 times [2022-02-18 15:56:34,672 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:56:34,672 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [920299498] [2022-02-18 15:56:34,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:56:34,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:56:34,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:56:34,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:56:34,796 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:56:34,796 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [920299498] [2022-02-18 15:56:34,796 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [920299498] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:56:34,796 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:56:34,796 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:56:34,796 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [558083340] [2022-02-18 15:56:34,796 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:56:34,796 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:56:34,796 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:56:34,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:56:34,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:56:34,797 INFO L87 Difference]: Start difference. First operand 12676 states and 25206 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:40,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:56:40,065 INFO L93 Difference]: Finished difference Result 53381 states and 106114 transitions. [2022-02-18 15:56:40,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-02-18 15:56:40,065 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:56:40,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:56:40,171 INFO L225 Difference]: With dead ends: 53381 [2022-02-18 15:56:40,171 INFO L226 Difference]: Without dead ends: 53381 [2022-02-18 15:56:40,172 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 346 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=398, Invalid=1408, Unknown=0, NotChecked=0, Total=1806 [2022-02-18 15:56:40,172 INFO L933 BasicCegarLoop]: 1541 mSDtfsCounter, 2017 mSDsluCounter, 12423 mSDsCounter, 0 mSdLazyCounter, 11614 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2017 SdHoareTripleChecker+Valid, 13959 SdHoareTripleChecker+Invalid, 11673 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 11614 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:56:40,172 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2017 Valid, 13959 Invalid, 11673 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 11614 Invalid, 0 Unknown, 0 Unchecked, 4.6s Time] [2022-02-18 15:56:40,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53381 states. [2022-02-18 15:56:40,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53381 to 12570. [2022-02-18 15:56:40,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12570 states, 12491 states have (on average 2.000640461132015) internal successors, (24990), 12569 states have internal predecessors, (24990), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:40,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12570 states to 12570 states and 24990 transitions. [2022-02-18 15:56:40,775 INFO L78 Accepts]: Start accepts. Automaton has 12570 states and 24990 transitions. Word has length 104 [2022-02-18 15:56:40,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:56:40,775 INFO L470 AbstractCegarLoop]: Abstraction has 12570 states and 24990 transitions. [2022-02-18 15:56:40,775 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:40,775 INFO L276 IsEmpty]: Start isEmpty. Operand 12570 states and 24990 transitions. [2022-02-18 15:56:40,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:56:40,777 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:56:40,777 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:56:40,777 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable153 [2022-02-18 15:56:40,777 INFO L402 AbstractCegarLoop]: === Iteration 155 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:56:40,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:56:40,777 INFO L85 PathProgramCache]: Analyzing trace with hash 241623155, now seen corresponding path program 71 times [2022-02-18 15:56:40,777 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:56:40,777 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [163167619] [2022-02-18 15:56:40,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:56:40,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:56:40,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:56:40,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:56:40,936 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:56:40,936 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [163167619] [2022-02-18 15:56:40,936 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [163167619] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:56:40,936 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:56:40,937 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:56:40,937 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040219878] [2022-02-18 15:56:40,937 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:56:40,937 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:56:40,937 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:56:40,937 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:56:40,937 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:56:40,937 INFO L87 Difference]: Start difference. First operand 12570 states and 24990 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:43,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:56:43,449 INFO L93 Difference]: Finished difference Result 37513 states and 74586 transitions. [2022-02-18 15:56:43,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-02-18 15:56:43,450 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:56:43,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:56:43,523 INFO L225 Difference]: With dead ends: 37513 [2022-02-18 15:56:43,524 INFO L226 Difference]: Without dead ends: 37513 [2022-02-18 15:56:43,524 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 277 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=260, Invalid=1146, Unknown=0, NotChecked=0, Total=1406 [2022-02-18 15:56:43,524 INFO L933 BasicCegarLoop]: 937 mSDtfsCounter, 1791 mSDsluCounter, 6817 mSDsCounter, 0 mSdLazyCounter, 4637 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1791 SdHoareTripleChecker+Valid, 7753 SdHoareTripleChecker+Invalid, 4697 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 4637 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:56:43,524 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1791 Valid, 7753 Invalid, 4697 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 4637 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-18 15:56:43,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37513 states. [2022-02-18 15:56:43,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37513 to 12624. [2022-02-18 15:56:43,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12624 states, 12545 states have (on average 2.0007174172977282) internal successors, (25099), 12623 states have internal predecessors, (25099), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:43,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12624 states to 12624 states and 25099 transitions. [2022-02-18 15:56:43,877 INFO L78 Accepts]: Start accepts. Automaton has 12624 states and 25099 transitions. Word has length 104 [2022-02-18 15:56:43,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:56:43,877 INFO L470 AbstractCegarLoop]: Abstraction has 12624 states and 25099 transitions. [2022-02-18 15:56:43,877 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:43,877 INFO L276 IsEmpty]: Start isEmpty. Operand 12624 states and 25099 transitions. [2022-02-18 15:56:43,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:56:43,879 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:56:43,879 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:56:43,879 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable154 [2022-02-18 15:56:43,879 INFO L402 AbstractCegarLoop]: === Iteration 156 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:56:43,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:56:43,880 INFO L85 PathProgramCache]: Analyzing trace with hash 326451827, now seen corresponding path program 72 times [2022-02-18 15:56:43,880 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:56:43,880 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [632268320] [2022-02-18 15:56:43,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:56:43,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:56:43,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:56:44,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:56:44,039 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:56:44,039 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [632268320] [2022-02-18 15:56:44,039 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [632268320] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:56:44,039 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:56:44,040 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:56:44,040 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335673852] [2022-02-18 15:56:44,040 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:56:44,040 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:56:44,040 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:56:44,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:56:44,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:56:44,040 INFO L87 Difference]: Start difference. First operand 12624 states and 25099 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:46,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:56:46,896 INFO L93 Difference]: Finished difference Result 37614 states and 74788 transitions. [2022-02-18 15:56:46,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-18 15:56:46,896 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:56:46,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:56:46,970 INFO L225 Difference]: With dead ends: 37614 [2022-02-18 15:56:46,970 INFO L226 Difference]: Without dead ends: 37614 [2022-02-18 15:56:46,970 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 281 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=256, Invalid=1150, Unknown=0, NotChecked=0, Total=1406 [2022-02-18 15:56:46,971 INFO L933 BasicCegarLoop]: 951 mSDtfsCounter, 1676 mSDsluCounter, 7206 mSDsCounter, 0 mSdLazyCounter, 5220 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1676 SdHoareTripleChecker+Valid, 8156 SdHoareTripleChecker+Invalid, 5276 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 5220 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:56:46,971 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1676 Valid, 8156 Invalid, 5276 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 5220 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-02-18 15:56:47,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37614 states. [2022-02-18 15:56:47,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37614 to 12636. [2022-02-18 15:56:47,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12636 states, 12557 states have (on average 2.0007963685593695) internal successors, (25124), 12635 states have internal predecessors, (25124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:47,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12636 states to 12636 states and 25124 transitions. [2022-02-18 15:56:47,323 INFO L78 Accepts]: Start accepts. Automaton has 12636 states and 25124 transitions. Word has length 104 [2022-02-18 15:56:47,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:56:47,323 INFO L470 AbstractCegarLoop]: Abstraction has 12636 states and 25124 transitions. [2022-02-18 15:56:47,323 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:47,323 INFO L276 IsEmpty]: Start isEmpty. Operand 12636 states and 25124 transitions. [2022-02-18 15:56:47,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:56:47,324 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:56:47,324 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:56:47,325 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable155 [2022-02-18 15:56:47,325 INFO L402 AbstractCegarLoop]: === Iteration 157 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:56:47,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:56:47,325 INFO L85 PathProgramCache]: Analyzing trace with hash -594124139, now seen corresponding path program 73 times [2022-02-18 15:56:47,325 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:56:47,325 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80340463] [2022-02-18 15:56:47,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:56:47,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:56:47,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:56:47,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:56:47,479 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:56:47,479 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [80340463] [2022-02-18 15:56:47,479 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [80340463] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:56:47,479 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:56:47,479 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:56:47,479 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [108285654] [2022-02-18 15:56:47,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:56:47,480 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:56:47,480 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:56:47,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:56:47,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:56:47,480 INFO L87 Difference]: Start difference. First operand 12636 states and 25124 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:50,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:56:50,008 INFO L93 Difference]: Finished difference Result 37688 states and 74936 transitions. [2022-02-18 15:56:50,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-18 15:56:50,008 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:56:50,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:56:50,085 INFO L225 Difference]: With dead ends: 37688 [2022-02-18 15:56:50,085 INFO L226 Difference]: Without dead ends: 37688 [2022-02-18 15:56:50,086 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 283 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=254, Invalid=1152, Unknown=0, NotChecked=0, Total=1406 [2022-02-18 15:56:50,086 INFO L933 BasicCegarLoop]: 916 mSDtfsCounter, 1605 mSDsluCounter, 7024 mSDsCounter, 0 mSdLazyCounter, 4913 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1605 SdHoareTripleChecker+Valid, 7939 SdHoareTripleChecker+Invalid, 4975 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 4913 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:56:50,086 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1605 Valid, 7939 Invalid, 4975 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 4913 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-18 15:56:50,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37688 states. [2022-02-18 15:56:50,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37688 to 12648. [2022-02-18 15:56:50,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12648 states, 12569 states have (on average 2.0008751690667514) internal successors, (25149), 12647 states have internal predecessors, (25149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:50,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12648 states to 12648 states and 25149 transitions. [2022-02-18 15:56:50,452 INFO L78 Accepts]: Start accepts. Automaton has 12648 states and 25149 transitions. Word has length 104 [2022-02-18 15:56:50,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:56:50,452 INFO L470 AbstractCegarLoop]: Abstraction has 12648 states and 25149 transitions. [2022-02-18 15:56:50,452 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:50,452 INFO L276 IsEmpty]: Start isEmpty. Operand 12648 states and 25149 transitions. [2022-02-18 15:56:50,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:56:50,453 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:56:50,453 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:56:50,453 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable156 [2022-02-18 15:56:50,454 INFO L402 AbstractCegarLoop]: === Iteration 158 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:56:50,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:56:50,454 INFO L85 PathProgramCache]: Analyzing trace with hash -1751234351, now seen corresponding path program 74 times [2022-02-18 15:56:50,454 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:56:50,454 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1821364956] [2022-02-18 15:56:50,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:56:50,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:56:50,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:56:50,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:56:50,618 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:56:50,618 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1821364956] [2022-02-18 15:56:50,618 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1821364956] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:56:50,618 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:56:50,618 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:56:50,618 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [52620611] [2022-02-18 15:56:50,618 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:56:50,618 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:56:50,618 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:56:50,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:56:50,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:56:50,619 INFO L87 Difference]: Start difference. First operand 12648 states and 25149 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:53,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:56:53,060 INFO L93 Difference]: Finished difference Result 37641 states and 74842 transitions. [2022-02-18 15:56:53,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-02-18 15:56:53,060 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:56:53,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:56:53,139 INFO L225 Difference]: With dead ends: 37641 [2022-02-18 15:56:53,139 INFO L226 Difference]: Without dead ends: 37641 [2022-02-18 15:56:53,140 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 382 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=304, Invalid=1418, Unknown=0, NotChecked=0, Total=1722 [2022-02-18 15:56:53,140 INFO L933 BasicCegarLoop]: 969 mSDtfsCounter, 1968 mSDsluCounter, 6758 mSDsCounter, 0 mSdLazyCounter, 4303 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1968 SdHoareTripleChecker+Valid, 7726 SdHoareTripleChecker+Invalid, 4351 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 4303 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:56:53,140 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1968 Valid, 7726 Invalid, 4351 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 4303 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-18 15:56:53,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37641 states. [2022-02-18 15:56:53,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37641 to 12684. [2022-02-18 15:56:53,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12684 states, 12605 states have (on average 2.000952003173344) internal successors, (25222), 12683 states have internal predecessors, (25222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:53,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12684 states to 12684 states and 25222 transitions. [2022-02-18 15:56:53,513 INFO L78 Accepts]: Start accepts. Automaton has 12684 states and 25222 transitions. Word has length 104 [2022-02-18 15:56:53,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:56:53,513 INFO L470 AbstractCegarLoop]: Abstraction has 12684 states and 25222 transitions. [2022-02-18 15:56:53,514 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:53,514 INFO L276 IsEmpty]: Start isEmpty. Operand 12684 states and 25222 transitions. [2022-02-18 15:56:53,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:56:53,515 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:56:53,515 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:56:53,515 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable157 [2022-02-18 15:56:53,515 INFO L402 AbstractCegarLoop]: === Iteration 159 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:56:53,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:56:53,516 INFO L85 PathProgramCache]: Analyzing trace with hash -1108953537, now seen corresponding path program 79 times [2022-02-18 15:56:53,516 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:56:53,516 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124160211] [2022-02-18 15:56:53,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:56:53,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:56:53,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:56:53,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:56:53,665 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:56:53,665 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2124160211] [2022-02-18 15:56:53,665 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2124160211] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:56:53,665 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:56:53,665 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:56:53,665 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083363244] [2022-02-18 15:56:53,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:56:53,666 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:56:53,666 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:56:53,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:56:53,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:56:53,666 INFO L87 Difference]: Start difference. First operand 12684 states and 25222 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:57,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:56:57,445 INFO L93 Difference]: Finished difference Result 37873 states and 75286 transitions. [2022-02-18 15:56:57,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-02-18 15:56:57,446 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:56:57,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:56:57,522 INFO L225 Difference]: With dead ends: 37873 [2022-02-18 15:56:57,522 INFO L226 Difference]: Without dead ends: 37873 [2022-02-18 15:56:57,522 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 333 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=356, Invalid=1450, Unknown=0, NotChecked=0, Total=1806 [2022-02-18 15:56:57,522 INFO L933 BasicCegarLoop]: 1204 mSDtfsCounter, 1940 mSDsluCounter, 9126 mSDsCounter, 0 mSdLazyCounter, 7970 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1940 SdHoareTripleChecker+Valid, 10327 SdHoareTripleChecker+Invalid, 8034 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 7970 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:56:57,522 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1940 Valid, 10327 Invalid, 8034 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 7970 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2022-02-18 15:56:57,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37873 states. [2022-02-18 15:56:57,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37873 to 12640. [2022-02-18 15:56:57,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12640 states, 12561 states have (on average 2.0009553379508) internal successors, (25134), 12639 states have internal predecessors, (25134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:57,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12640 states to 12640 states and 25134 transitions. [2022-02-18 15:56:57,875 INFO L78 Accepts]: Start accepts. Automaton has 12640 states and 25134 transitions. Word has length 104 [2022-02-18 15:56:57,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:56:57,875 INFO L470 AbstractCegarLoop]: Abstraction has 12640 states and 25134 transitions. [2022-02-18 15:56:57,875 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:56:57,875 INFO L276 IsEmpty]: Start isEmpty. Operand 12640 states and 25134 transitions. [2022-02-18 15:56:57,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:56:57,877 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:56:57,877 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:56:57,877 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable158 [2022-02-18 15:56:57,877 INFO L402 AbstractCegarLoop]: === Iteration 160 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:56:57,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:56:57,877 INFO L85 PathProgramCache]: Analyzing trace with hash 1662796309, now seen corresponding path program 75 times [2022-02-18 15:56:57,877 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:56:57,877 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480124448] [2022-02-18 15:56:57,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:56:57,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:56:57,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:56:58,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:56:58,042 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:56:58,042 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [480124448] [2022-02-18 15:56:58,042 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [480124448] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:56:58,042 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:56:58,042 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:56:58,042 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [979071804] [2022-02-18 15:56:58,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:56:58,042 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:56:58,042 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:56:58,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:56:58,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:56:58,043 INFO L87 Difference]: Start difference. First operand 12640 states and 25134 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:00,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:57:00,077 INFO L93 Difference]: Finished difference Result 27608 states and 54896 transitions. [2022-02-18 15:57:00,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-18 15:57:00,078 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:57:00,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:57:00,132 INFO L225 Difference]: With dead ends: 27608 [2022-02-18 15:57:00,132 INFO L226 Difference]: Without dead ends: 27608 [2022-02-18 15:57:00,132 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 271 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=269, Invalid=1137, Unknown=0, NotChecked=0, Total=1406 [2022-02-18 15:57:00,132 INFO L933 BasicCegarLoop]: 711 mSDtfsCounter, 1302 mSDsluCounter, 5424 mSDsCounter, 0 mSdLazyCounter, 3806 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1302 SdHoareTripleChecker+Valid, 6134 SdHoareTripleChecker+Invalid, 3880 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 3806 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:57:00,132 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1302 Valid, 6134 Invalid, 3880 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 3806 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-18 15:57:00,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27608 states. [2022-02-18 15:57:00,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27608 to 12642. [2022-02-18 15:57:00,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12642 states, 12563 states have (on average 2.000955185863249) internal successors, (25138), 12641 states have internal predecessors, (25138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:00,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12642 states to 12642 states and 25138 transitions. [2022-02-18 15:57:00,430 INFO L78 Accepts]: Start accepts. Automaton has 12642 states and 25138 transitions. Word has length 104 [2022-02-18 15:57:00,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:57:00,431 INFO L470 AbstractCegarLoop]: Abstraction has 12642 states and 25138 transitions. [2022-02-18 15:57:00,431 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:00,431 INFO L276 IsEmpty]: Start isEmpty. Operand 12642 states and 25138 transitions. [2022-02-18 15:57:00,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:57:00,432 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:57:00,432 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:57:00,432 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable159 [2022-02-18 15:57:00,432 INFO L402 AbstractCegarLoop]: === Iteration 161 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:57:00,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:57:00,433 INFO L85 PathProgramCache]: Analyzing trace with hash 1747624981, now seen corresponding path program 76 times [2022-02-18 15:57:00,433 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:57:00,433 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1656478325] [2022-02-18 15:57:00,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:57:00,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:57:00,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:57:00,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:57:00,594 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:57:00,594 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1656478325] [2022-02-18 15:57:00,594 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1656478325] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:57:00,595 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:57:00,595 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:57:00,595 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800201099] [2022-02-18 15:57:00,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:57:00,595 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:57:00,595 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:57:00,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:57:00,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:57:00,595 INFO L87 Difference]: Start difference. First operand 12642 states and 25138 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:02,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:57:02,669 INFO L93 Difference]: Finished difference Result 27699 states and 55078 transitions. [2022-02-18 15:57:02,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-18 15:57:02,670 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:57:02,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:57:02,712 INFO L225 Difference]: With dead ends: 27699 [2022-02-18 15:57:02,713 INFO L226 Difference]: Without dead ends: 27699 [2022-02-18 15:57:02,713 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 273 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=267, Invalid=1139, Unknown=0, NotChecked=0, Total=1406 [2022-02-18 15:57:02,713 INFO L933 BasicCegarLoop]: 724 mSDtfsCounter, 1332 mSDsluCounter, 5453 mSDsCounter, 0 mSdLazyCounter, 3927 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1332 SdHoareTripleChecker+Valid, 6176 SdHoareTripleChecker+Invalid, 4020 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 3927 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:57:02,713 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1332 Valid, 6176 Invalid, 4020 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 3927 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-18 15:57:02,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27699 states. [2022-02-18 15:57:02,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27699 to 12640. [2022-02-18 15:57:02,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12640 states, 12561 states have (on average 2.0009553379508) internal successors, (25134), 12639 states have internal predecessors, (25134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:02,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12640 states to 12640 states and 25134 transitions. [2022-02-18 15:57:02,940 INFO L78 Accepts]: Start accepts. Automaton has 12640 states and 25134 transitions. Word has length 104 [2022-02-18 15:57:02,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:57:02,940 INFO L470 AbstractCegarLoop]: Abstraction has 12640 states and 25134 transitions. [2022-02-18 15:57:02,940 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:02,940 INFO L276 IsEmpty]: Start isEmpty. Operand 12640 states and 25134 transitions. [2022-02-18 15:57:02,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:57:02,941 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:57:02,941 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:57:02,941 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable160 [2022-02-18 15:57:02,941 INFO L402 AbstractCegarLoop]: === Iteration 162 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:57:02,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:57:02,942 INFO L85 PathProgramCache]: Analyzing trace with hash 827049015, now seen corresponding path program 77 times [2022-02-18 15:57:02,942 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:57:02,942 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1913594164] [2022-02-18 15:57:02,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:57:02,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:57:02,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:57:03,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:57:03,091 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:57:03,091 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1913594164] [2022-02-18 15:57:03,091 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1913594164] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:57:03,091 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:57:03,091 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:57:03,091 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840467524] [2022-02-18 15:57:03,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:57:03,091 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:57:03,091 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:57:03,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:57:03,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:57:03,092 INFO L87 Difference]: Start difference. First operand 12640 states and 25134 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:04,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:57:04,848 INFO L93 Difference]: Finished difference Result 27834 states and 55344 transitions. [2022-02-18 15:57:04,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-18 15:57:04,849 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:57:04,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:57:04,887 INFO L225 Difference]: With dead ends: 27834 [2022-02-18 15:57:04,888 INFO L226 Difference]: Without dead ends: 27834 [2022-02-18 15:57:04,888 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 273 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=267, Invalid=1139, Unknown=0, NotChecked=0, Total=1406 [2022-02-18 15:57:04,888 INFO L933 BasicCegarLoop]: 733 mSDtfsCounter, 1331 mSDsluCounter, 5088 mSDsCounter, 0 mSdLazyCounter, 3491 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1331 SdHoareTripleChecker+Valid, 5820 SdHoareTripleChecker+Invalid, 3579 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 3491 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-18 15:57:04,888 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1331 Valid, 5820 Invalid, 3579 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 3491 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-18 15:57:04,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27834 states. [2022-02-18 15:57:05,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27834 to 12630. [2022-02-18 15:57:05,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12630 states, 12551 states have (on average 2.000956099115608) internal successors, (25114), 12629 states have internal predecessors, (25114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:05,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12630 states to 12630 states and 25114 transitions. [2022-02-18 15:57:05,114 INFO L78 Accepts]: Start accepts. Automaton has 12630 states and 25114 transitions. Word has length 104 [2022-02-18 15:57:05,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:57:05,114 INFO L470 AbstractCegarLoop]: Abstraction has 12630 states and 25114 transitions. [2022-02-18 15:57:05,114 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:05,114 INFO L276 IsEmpty]: Start isEmpty. Operand 12630 states and 25114 transitions. [2022-02-18 15:57:05,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:57:05,115 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:57:05,116 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:57:05,116 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable161 [2022-02-18 15:57:05,116 INFO L402 AbstractCegarLoop]: === Iteration 163 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:57:05,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:57:05,116 INFO L85 PathProgramCache]: Analyzing trace with hash 333670387, now seen corresponding path program 78 times [2022-02-18 15:57:05,116 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:57:05,116 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [457608279] [2022-02-18 15:57:05,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:57:05,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:57:05,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:57:05,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:57:05,273 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:57:05,273 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [457608279] [2022-02-18 15:57:05,273 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [457608279] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:57:05,273 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:57:05,273 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:57:05,273 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [784729524] [2022-02-18 15:57:05,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:57:05,273 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:57:05,273 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:57:05,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:57:05,274 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:57:05,274 INFO L87 Difference]: Start difference. First operand 12630 states and 25114 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:07,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:57:07,688 INFO L93 Difference]: Finished difference Result 27592 states and 54864 transitions. [2022-02-18 15:57:07,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-18 15:57:07,688 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:57:07,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:57:07,732 INFO L225 Difference]: With dead ends: 27592 [2022-02-18 15:57:07,732 INFO L226 Difference]: Without dead ends: 27592 [2022-02-18 15:57:07,732 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 286 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=292, Invalid=1190, Unknown=0, NotChecked=0, Total=1482 [2022-02-18 15:57:07,732 INFO L933 BasicCegarLoop]: 739 mSDtfsCounter, 1341 mSDsluCounter, 6004 mSDsCounter, 0 mSdLazyCounter, 4667 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1341 SdHoareTripleChecker+Valid, 6742 SdHoareTripleChecker+Invalid, 4737 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 4667 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:57:07,732 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1341 Valid, 6742 Invalid, 4737 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 4667 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-18 15:57:07,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27592 states. [2022-02-18 15:57:07,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27592 to 12630. [2022-02-18 15:57:07,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12630 states, 12551 states have (on average 2.000956099115608) internal successors, (25114), 12629 states have internal predecessors, (25114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:07,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12630 states to 12630 states and 25114 transitions. [2022-02-18 15:57:07,984 INFO L78 Accepts]: Start accepts. Automaton has 12630 states and 25114 transitions. Word has length 104 [2022-02-18 15:57:07,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:57:07,984 INFO L470 AbstractCegarLoop]: Abstraction has 12630 states and 25114 transitions. [2022-02-18 15:57:07,984 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:07,984 INFO L276 IsEmpty]: Start isEmpty. Operand 12630 states and 25114 transitions. [2022-02-18 15:57:07,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:57:07,985 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:57:07,985 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:57:07,985 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable162 [2022-02-18 15:57:07,985 INFO L402 AbstractCegarLoop]: === Iteration 164 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:57:07,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:57:07,985 INFO L85 PathProgramCache]: Analyzing trace with hash 418499059, now seen corresponding path program 79 times [2022-02-18 15:57:07,986 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:57:07,986 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1672559281] [2022-02-18 15:57:07,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:57:07,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:57:08,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:57:08,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:57:08,160 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:57:08,160 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1672559281] [2022-02-18 15:57:08,160 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1672559281] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:57:08,160 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:57:08,160 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:57:08,160 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2075510060] [2022-02-18 15:57:08,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:57:08,161 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:57:08,161 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:57:08,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:57:08,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:57:08,161 INFO L87 Difference]: Start difference. First operand 12630 states and 25114 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:10,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:57:10,398 INFO L93 Difference]: Finished difference Result 27734 states and 55144 transitions. [2022-02-18 15:57:10,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-18 15:57:10,398 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:57:10,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:57:10,449 INFO L225 Difference]: With dead ends: 27734 [2022-02-18 15:57:10,449 INFO L226 Difference]: Without dead ends: 27734 [2022-02-18 15:57:10,449 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 287 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=291, Invalid=1191, Unknown=0, NotChecked=0, Total=1482 [2022-02-18 15:57:10,450 INFO L933 BasicCegarLoop]: 752 mSDtfsCounter, 1358 mSDsluCounter, 5746 mSDsCounter, 0 mSdLazyCounter, 4289 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1358 SdHoareTripleChecker+Valid, 6497 SdHoareTripleChecker+Invalid, 4378 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 4289 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:57:10,450 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1358 Valid, 6497 Invalid, 4378 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 4289 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-18 15:57:10,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27734 states. [2022-02-18 15:57:10,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27734 to 12620. [2022-02-18 15:57:10,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12620 states, 12541 states have (on average 2.0009568614942985) internal successors, (25094), 12619 states have internal predecessors, (25094), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:10,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12620 states to 12620 states and 25094 transitions. [2022-02-18 15:57:10,738 INFO L78 Accepts]: Start accepts. Automaton has 12620 states and 25094 transitions. Word has length 104 [2022-02-18 15:57:10,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:57:10,738 INFO L470 AbstractCegarLoop]: Abstraction has 12620 states and 25094 transitions. [2022-02-18 15:57:10,738 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:10,738 INFO L276 IsEmpty]: Start isEmpty. Operand 12620 states and 25094 transitions. [2022-02-18 15:57:10,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:57:10,739 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:57:10,739 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:57:10,739 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable163 [2022-02-18 15:57:10,740 INFO L402 AbstractCegarLoop]: === Iteration 165 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:57:10,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:57:10,740 INFO L85 PathProgramCache]: Analyzing trace with hash -1925623147, now seen corresponding path program 80 times [2022-02-18 15:57:10,740 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:57:10,740 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [102118161] [2022-02-18 15:57:10,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:57:10,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:57:10,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:57:10,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:57:10,916 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:57:10,916 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [102118161] [2022-02-18 15:57:10,916 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [102118161] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:57:10,916 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:57:10,916 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:57:10,916 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [465365264] [2022-02-18 15:57:10,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:57:10,916 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:57:10,916 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:57:10,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:57:10,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:57:10,917 INFO L87 Difference]: Start difference. First operand 12620 states and 25094 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:13,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:57:13,130 INFO L93 Difference]: Finished difference Result 27553 states and 54782 transitions. [2022-02-18 15:57:13,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-18 15:57:13,130 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:57:13,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:57:13,174 INFO L225 Difference]: With dead ends: 27553 [2022-02-18 15:57:13,174 INFO L226 Difference]: Without dead ends: 27553 [2022-02-18 15:57:13,174 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 299 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=320, Invalid=1240, Unknown=0, NotChecked=0, Total=1560 [2022-02-18 15:57:13,174 INFO L933 BasicCegarLoop]: 768 mSDtfsCounter, 1406 mSDsluCounter, 5381 mSDsCounter, 0 mSdLazyCounter, 3926 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1406 SdHoareTripleChecker+Valid, 6148 SdHoareTripleChecker+Invalid, 4004 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 3926 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:57:13,174 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1406 Valid, 6148 Invalid, 4004 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 3926 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-18 15:57:13,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27553 states. [2022-02-18 15:57:13,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27553 to 12576. [2022-02-18 15:57:13,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12576 states, 12497 states have (on average 2.0006401536368728) internal successors, (25002), 12575 states have internal predecessors, (25002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:13,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12576 states to 12576 states and 25002 transitions. [2022-02-18 15:57:13,416 INFO L78 Accepts]: Start accepts. Automaton has 12576 states and 25002 transitions. Word has length 104 [2022-02-18 15:57:13,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:57:13,417 INFO L470 AbstractCegarLoop]: Abstraction has 12576 states and 25002 transitions. [2022-02-18 15:57:13,417 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:13,417 INFO L276 IsEmpty]: Start isEmpty. Operand 12576 states and 25002 transitions. [2022-02-18 15:57:13,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:57:13,418 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:57:13,418 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:57:13,418 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable164 [2022-02-18 15:57:13,418 INFO L402 AbstractCegarLoop]: === Iteration 166 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:57:13,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:57:13,418 INFO L85 PathProgramCache]: Analyzing trace with hash 1923364911, now seen corresponding path program 81 times [2022-02-18 15:57:13,418 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:57:13,418 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1416947221] [2022-02-18 15:57:13,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:57:13,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:57:13,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:57:13,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:57:13,574 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:57:13,574 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1416947221] [2022-02-18 15:57:13,574 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1416947221] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:57:13,575 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:57:13,575 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:57:13,575 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511444179] [2022-02-18 15:57:13,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:57:13,575 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:57:13,575 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:57:13,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:57:13,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:57:13,575 INFO L87 Difference]: Start difference. First operand 12576 states and 25002 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:16,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:57:16,395 INFO L93 Difference]: Finished difference Result 46929 states and 93302 transitions. [2022-02-18 15:57:16,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-02-18 15:57:16,396 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:57:16,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:57:16,484 INFO L225 Difference]: With dead ends: 46929 [2022-02-18 15:57:16,484 INFO L226 Difference]: Without dead ends: 46929 [2022-02-18 15:57:16,484 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 424 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=318, Invalid=1488, Unknown=0, NotChecked=0, Total=1806 [2022-02-18 15:57:16,484 INFO L933 BasicCegarLoop]: 1050 mSDtfsCounter, 1806 mSDsluCounter, 8129 mSDsCounter, 0 mSdLazyCounter, 5364 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1806 SdHoareTripleChecker+Valid, 9178 SdHoareTripleChecker+Invalid, 5428 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 5364 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-02-18 15:57:16,485 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1806 Valid, 9178 Invalid, 5428 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 5364 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-02-18 15:57:16,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46929 states. [2022-02-18 15:57:16,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46929 to 12616. [2022-02-18 15:57:16,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12616 states, 12537 states have (on average 2.0007178750897343) internal successors, (25083), 12615 states have internal predecessors, (25083), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:16,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12616 states to 12616 states and 25083 transitions. [2022-02-18 15:57:16,946 INFO L78 Accepts]: Start accepts. Automaton has 12616 states and 25083 transitions. Word has length 104 [2022-02-18 15:57:16,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:57:16,946 INFO L470 AbstractCegarLoop]: Abstraction has 12616 states and 25083 transitions. [2022-02-18 15:57:16,946 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:16,946 INFO L276 IsEmpty]: Start isEmpty. Operand 12616 states and 25083 transitions. [2022-02-18 15:57:16,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:57:16,948 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:57:16,948 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:57:16,948 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable165 [2022-02-18 15:57:16,948 INFO L402 AbstractCegarLoop]: === Iteration 167 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:57:16,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:57:16,949 INFO L85 PathProgramCache]: Analyzing trace with hash 2008193583, now seen corresponding path program 82 times [2022-02-18 15:57:16,949 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:57:16,949 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329418951] [2022-02-18 15:57:16,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:57:16,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:57:16,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:57:17,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:57:17,108 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:57:17,108 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [329418951] [2022-02-18 15:57:17,108 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [329418951] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:57:17,108 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:57:17,108 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:57:17,108 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98182498] [2022-02-18 15:57:17,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:57:17,108 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:57:17,108 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:57:17,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:57:17,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:57:17,109 INFO L87 Difference]: Start difference. First operand 12616 states and 25083 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:19,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:57:19,713 INFO L93 Difference]: Finished difference Result 47030 states and 93504 transitions. [2022-02-18 15:57:19,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-02-18 15:57:19,713 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:57:19,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:57:19,813 INFO L225 Difference]: With dead ends: 47030 [2022-02-18 15:57:19,814 INFO L226 Difference]: Without dead ends: 47030 [2022-02-18 15:57:19,814 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 400 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=299, Invalid=1423, Unknown=0, NotChecked=0, Total=1722 [2022-02-18 15:57:19,814 INFO L933 BasicCegarLoop]: 1097 mSDtfsCounter, 1698 mSDsluCounter, 7240 mSDsCounter, 0 mSdLazyCounter, 4592 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1698 SdHoareTripleChecker+Valid, 8336 SdHoareTripleChecker+Invalid, 4657 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 4592 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:57:19,814 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1698 Valid, 8336 Invalid, 4657 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 4592 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-18 15:57:19,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47030 states. [2022-02-18 15:57:20,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47030 to 12628. [2022-02-18 15:57:20,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12628 states, 12549 states have (on average 2.000796876245119) internal successors, (25108), 12627 states have internal predecessors, (25108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:20,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12628 states to 12628 states and 25108 transitions. [2022-02-18 15:57:20,193 INFO L78 Accepts]: Start accepts. Automaton has 12628 states and 25108 transitions. Word has length 104 [2022-02-18 15:57:20,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:57:20,194 INFO L470 AbstractCegarLoop]: Abstraction has 12628 states and 25108 transitions. [2022-02-18 15:57:20,194 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:20,194 INFO L276 IsEmpty]: Start isEmpty. Operand 12628 states and 25108 transitions. [2022-02-18 15:57:20,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:57:20,195 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:57:20,195 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:57:20,195 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable166 [2022-02-18 15:57:20,195 INFO L402 AbstractCegarLoop]: === Iteration 168 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:57:20,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:57:20,195 INFO L85 PathProgramCache]: Analyzing trace with hash 1087617617, now seen corresponding path program 83 times [2022-02-18 15:57:20,195 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:57:20,196 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [386047234] [2022-02-18 15:57:20,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:57:20,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:57:20,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:57:20,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:57:20,374 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:57:20,374 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [386047234] [2022-02-18 15:57:20,374 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [386047234] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:57:20,374 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:57:20,374 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:57:20,374 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1677368741] [2022-02-18 15:57:20,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:57:20,374 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:57:20,374 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:57:20,375 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:57:20,375 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:57:20,375 INFO L87 Difference]: Start difference. First operand 12628 states and 25108 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:23,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:57:23,272 INFO L93 Difference]: Finished difference Result 47104 states and 93652 transitions. [2022-02-18 15:57:23,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-02-18 15:57:23,272 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:57:23,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:57:23,371 INFO L225 Difference]: With dead ends: 47104 [2022-02-18 15:57:23,371 INFO L226 Difference]: Without dead ends: 47104 [2022-02-18 15:57:23,371 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 374 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=283, Invalid=1357, Unknown=0, NotChecked=0, Total=1640 [2022-02-18 15:57:23,372 INFO L933 BasicCegarLoop]: 1062 mSDtfsCounter, 1665 mSDsluCounter, 8079 mSDsCounter, 0 mSdLazyCounter, 5590 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1665 SdHoareTripleChecker+Valid, 9140 SdHoareTripleChecker+Invalid, 5657 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 5590 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-02-18 15:57:23,372 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1665 Valid, 9140 Invalid, 5657 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 5590 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-02-18 15:57:23,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47104 states. [2022-02-18 15:57:23,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47104 to 12640. [2022-02-18 15:57:23,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12640 states, 12561 states have (on average 2.0008757264549) internal successors, (25133), 12639 states have internal predecessors, (25133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:23,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12640 states to 12640 states and 25133 transitions. [2022-02-18 15:57:23,815 INFO L78 Accepts]: Start accepts. Automaton has 12640 states and 25133 transitions. Word has length 104 [2022-02-18 15:57:23,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:57:23,815 INFO L470 AbstractCegarLoop]: Abstraction has 12640 states and 25133 transitions. [2022-02-18 15:57:23,815 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:23,815 INFO L276 IsEmpty]: Start isEmpty. Operand 12640 states and 25133 transitions. [2022-02-18 15:57:23,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:57:23,816 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:57:23,816 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:57:23,816 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable167 [2022-02-18 15:57:23,817 INFO L402 AbstractCegarLoop]: === Iteration 169 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:57:23,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:57:23,817 INFO L85 PathProgramCache]: Analyzing trace with hash -69492595, now seen corresponding path program 84 times [2022-02-18 15:57:23,817 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:57:23,817 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850650979] [2022-02-18 15:57:23,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:57:23,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:57:23,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:57:23,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:57:23,971 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:57:23,971 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1850650979] [2022-02-18 15:57:23,971 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1850650979] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:57:23,971 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:57:23,972 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:57:23,972 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [173988392] [2022-02-18 15:57:23,972 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:57:23,972 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:57:23,972 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:57:23,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:57:23,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:57:23,972 INFO L87 Difference]: Start difference. First operand 12640 states and 25133 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:26,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:57:26,861 INFO L93 Difference]: Finished difference Result 56776 states and 112882 transitions. [2022-02-18 15:57:26,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-02-18 15:57:26,861 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:57:26,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:57:26,986 INFO L225 Difference]: With dead ends: 56776 [2022-02-18 15:57:26,987 INFO L226 Difference]: Without dead ends: 56776 [2022-02-18 15:57:26,987 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 485 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=338, Invalid=1642, Unknown=0, NotChecked=0, Total=1980 [2022-02-18 15:57:26,987 INFO L933 BasicCegarLoop]: 1083 mSDtfsCounter, 2251 mSDsluCounter, 8044 mSDsCounter, 0 mSdLazyCounter, 4845 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2251 SdHoareTripleChecker+Valid, 9126 SdHoareTripleChecker+Invalid, 4902 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 4845 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:57:26,987 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2251 Valid, 9126 Invalid, 4902 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 4845 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-02-18 15:57:27,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56776 states. [2022-02-18 15:57:27,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56776 to 12676. [2022-02-18 15:57:27,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12676 states, 12597 states have (on average 2.0009526077637534) internal successors, (25206), 12675 states have internal predecessors, (25206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:27,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12676 states to 12676 states and 25206 transitions. [2022-02-18 15:57:27,468 INFO L78 Accepts]: Start accepts. Automaton has 12676 states and 25206 transitions. Word has length 104 [2022-02-18 15:57:27,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:57:27,468 INFO L470 AbstractCegarLoop]: Abstraction has 12676 states and 25206 transitions. [2022-02-18 15:57:27,469 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:27,469 INFO L276 IsEmpty]: Start isEmpty. Operand 12676 states and 25206 transitions. [2022-02-18 15:57:27,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:57:27,470 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:57:27,470 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:57:27,470 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable168 [2022-02-18 15:57:27,470 INFO L402 AbstractCegarLoop]: === Iteration 170 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:57:27,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:57:27,470 INFO L85 PathProgramCache]: Analyzing trace with hash 572788219, now seen corresponding path program 80 times [2022-02-18 15:57:27,470 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:57:27,470 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [541223883] [2022-02-18 15:57:27,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:57:27,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:57:27,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:57:27,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:57:27,605 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:57:27,605 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [541223883] [2022-02-18 15:57:27,605 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [541223883] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:57:27,605 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:57:27,605 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:57:27,605 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [152281562] [2022-02-18 15:57:27,605 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:57:27,605 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:57:27,605 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:57:27,606 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:57:27,606 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:57:27,606 INFO L87 Difference]: Start difference. First operand 12676 states and 25206 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:33,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:57:33,129 INFO L93 Difference]: Finished difference Result 57225 states and 113750 transitions. [2022-02-18 15:57:33,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-02-18 15:57:33,129 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:57:33,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:57:33,269 INFO L225 Difference]: With dead ends: 57225 [2022-02-18 15:57:33,269 INFO L226 Difference]: Without dead ends: 57225 [2022-02-18 15:57:33,269 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 422 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=452, Invalid=1710, Unknown=0, NotChecked=0, Total=2162 [2022-02-18 15:57:33,270 INFO L933 BasicCegarLoop]: 1463 mSDtfsCounter, 2149 mSDsluCounter, 12010 mSDsCounter, 0 mSdLazyCounter, 11205 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2149 SdHoareTripleChecker+Valid, 13469 SdHoareTripleChecker+Invalid, 11268 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 11205 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2022-02-18 15:57:33,270 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2149 Valid, 13469 Invalid, 11268 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 11205 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2022-02-18 15:57:33,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57225 states. [2022-02-18 15:57:33,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57225 to 12580. [2022-02-18 15:57:33,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12580 states, 12501 states have (on average 2.000639948804096) internal successors, (25010), 12579 states have internal predecessors, (25010), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:33,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12580 states to 12580 states and 25010 transitions. [2022-02-18 15:57:33,744 INFO L78 Accepts]: Start accepts. Automaton has 12580 states and 25010 transitions. Word has length 104 [2022-02-18 15:57:33,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:57:33,745 INFO L470 AbstractCegarLoop]: Abstraction has 12580 states and 25010 transitions. [2022-02-18 15:57:33,745 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:33,745 INFO L276 IsEmpty]: Start isEmpty. Operand 12580 states and 25010 transitions. [2022-02-18 15:57:33,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:57:33,746 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:57:33,746 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:57:33,746 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable169 [2022-02-18 15:57:33,746 INFO L402 AbstractCegarLoop]: === Iteration 171 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:57:33,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:57:33,747 INFO L85 PathProgramCache]: Analyzing trace with hash 82063757, now seen corresponding path program 85 times [2022-02-18 15:57:33,747 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:57:33,747 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2085788346] [2022-02-18 15:57:33,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:57:33,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:57:33,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:57:33,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:57:33,897 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:57:33,897 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2085788346] [2022-02-18 15:57:33,897 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2085788346] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:57:33,897 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:57:33,897 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:57:33,897 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763762229] [2022-02-18 15:57:33,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:57:33,897 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:57:33,897 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:57:33,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:57:33,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:57:33,898 INFO L87 Difference]: Start difference. First operand 12580 states and 25010 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:36,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:57:36,570 INFO L93 Difference]: Finished difference Result 46608 states and 92662 transitions. [2022-02-18 15:57:36,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-02-18 15:57:36,571 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:57:36,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:57:36,672 INFO L225 Difference]: With dead ends: 46608 [2022-02-18 15:57:36,673 INFO L226 Difference]: Without dead ends: 46608 [2022-02-18 15:57:36,673 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 446 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=329, Invalid=1563, Unknown=0, NotChecked=0, Total=1892 [2022-02-18 15:57:36,673 INFO L933 BasicCegarLoop]: 1084 mSDtfsCounter, 2073 mSDsluCounter, 7758 mSDsCounter, 0 mSdLazyCounter, 4702 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2073 SdHoareTripleChecker+Valid, 8841 SdHoareTripleChecker+Invalid, 4759 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 4702 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:57:36,673 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2073 Valid, 8841 Invalid, 4759 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 4702 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-02-18 15:57:36,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46608 states. [2022-02-18 15:57:37,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46608 to 12676. [2022-02-18 15:57:37,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12676 states, 12597 states have (on average 2.0009526077637534) internal successors, (25206), 12675 states have internal predecessors, (25206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:37,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12676 states to 12676 states and 25206 transitions. [2022-02-18 15:57:37,351 INFO L78 Accepts]: Start accepts. Automaton has 12676 states and 25206 transitions. Word has length 104 [2022-02-18 15:57:37,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:57:37,351 INFO L470 AbstractCegarLoop]: Abstraction has 12676 states and 25206 transitions. [2022-02-18 15:57:37,351 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:37,351 INFO L276 IsEmpty]: Start isEmpty. Operand 12676 states and 25206 transitions. [2022-02-18 15:57:37,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:57:37,353 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:57:37,353 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:57:37,353 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable170 [2022-02-18 15:57:37,353 INFO L402 AbstractCegarLoop]: === Iteration 172 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:57:37,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:57:37,353 INFO L85 PathProgramCache]: Analyzing trace with hash 724344571, now seen corresponding path program 81 times [2022-02-18 15:57:37,353 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:57:37,353 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1095055828] [2022-02-18 15:57:37,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:57:37,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:57:37,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:57:37,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:57:37,484 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:57:37,484 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1095055828] [2022-02-18 15:57:37,484 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1095055828] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:57:37,485 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:57:37,485 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:57:37,485 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415113425] [2022-02-18 15:57:37,485 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:57:37,485 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:57:37,485 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:57:37,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:57:37,485 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:57:37,485 INFO L87 Difference]: Start difference. First operand 12676 states and 25206 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:42,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:57:42,006 INFO L93 Difference]: Finished difference Result 47136 states and 93693 transitions. [2022-02-18 15:57:42,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-02-18 15:57:42,007 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:57:42,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:57:42,076 INFO L225 Difference]: With dead ends: 47136 [2022-02-18 15:57:42,077 INFO L226 Difference]: Without dead ends: 47136 [2022-02-18 15:57:42,077 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 340 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=368, Invalid=1438, Unknown=0, NotChecked=0, Total=1806 [2022-02-18 15:57:42,077 INFO L933 BasicCegarLoop]: 1469 mSDtfsCounter, 1967 mSDsluCounter, 10481 mSDsCounter, 0 mSdLazyCounter, 9291 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1967 SdHoareTripleChecker+Valid, 11946 SdHoareTripleChecker+Invalid, 9362 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 9291 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:57:42,077 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1967 Valid, 11946 Invalid, 9362 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 9291 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2022-02-18 15:57:42,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47136 states. [2022-02-18 15:57:42,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47136 to 12561. [2022-02-18 15:57:42,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12561 states, 12482 states have (on average 2.000640922929018) internal successors, (24972), 12560 states have internal predecessors, (24972), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:42,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12561 states to 12561 states and 24972 transitions. [2022-02-18 15:57:42,472 INFO L78 Accepts]: Start accepts. Automaton has 12561 states and 24972 transitions. Word has length 104 [2022-02-18 15:57:42,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:57:42,472 INFO L470 AbstractCegarLoop]: Abstraction has 12561 states and 24972 transitions. [2022-02-18 15:57:42,472 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:42,473 INFO L276 IsEmpty]: Start isEmpty. Operand 12561 states and 24972 transitions. [2022-02-18 15:57:42,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:57:42,474 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:57:42,474 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:57:42,474 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable171 [2022-02-18 15:57:42,474 INFO L402 AbstractCegarLoop]: === Iteration 173 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:57:42,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:57:42,474 INFO L85 PathProgramCache]: Analyzing trace with hash -2096719119, now seen corresponding path program 86 times [2022-02-18 15:57:42,474 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:57:42,474 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2051015281] [2022-02-18 15:57:42,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:57:42,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:57:42,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:57:42,650 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:57:42,650 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:57:42,650 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2051015281] [2022-02-18 15:57:42,650 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2051015281] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:57:42,650 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:57:42,650 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:57:42,650 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637907387] [2022-02-18 15:57:42,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:57:42,651 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:57:42,651 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:57:42,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:57:42,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:57:42,651 INFO L87 Difference]: Start difference. First operand 12561 states and 24972 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:43,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:57:43,820 INFO L93 Difference]: Finished difference Result 12830 states and 25500 transitions. [2022-02-18 15:57:43,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-18 15:57:43,821 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:57:43,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:57:43,842 INFO L225 Difference]: With dead ends: 12830 [2022-02-18 15:57:43,842 INFO L226 Difference]: Without dead ends: 12830 [2022-02-18 15:57:43,842 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 158 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=190, Invalid=802, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:57:43,843 INFO L933 BasicCegarLoop]: 410 mSDtfsCounter, 560 mSDsluCounter, 3109 mSDsCounter, 0 mSdLazyCounter, 2054 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 560 SdHoareTripleChecker+Valid, 3518 SdHoareTripleChecker+Invalid, 2109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 2054 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:57:43,843 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [560 Valid, 3518 Invalid, 2109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 2054 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-18 15:57:43,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12830 states. [2022-02-18 15:57:43,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12830 to 12591. [2022-02-18 15:57:44,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12591 states, 12512 states have (on average 2.0007193094629154) internal successors, (25033), 12590 states have internal predecessors, (25033), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:44,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12591 states to 12591 states and 25033 transitions. [2022-02-18 15:57:44,033 INFO L78 Accepts]: Start accepts. Automaton has 12591 states and 25033 transitions. Word has length 104 [2022-02-18 15:57:44,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:57:44,033 INFO L470 AbstractCegarLoop]: Abstraction has 12591 states and 25033 transitions. [2022-02-18 15:57:44,033 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:44,033 INFO L276 IsEmpty]: Start isEmpty. Operand 12591 states and 25033 transitions. [2022-02-18 15:57:44,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:57:44,034 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:57:44,034 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:57:44,034 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable172 [2022-02-18 15:57:44,035 INFO L402 AbstractCegarLoop]: === Iteration 174 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:57:44,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:57:44,035 INFO L85 PathProgramCache]: Analyzing trace with hash 1599367945, now seen corresponding path program 87 times [2022-02-18 15:57:44,035 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:57:44,035 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735374583] [2022-02-18 15:57:44,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:57:44,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:57:44,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:57:44,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:57:44,243 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:57:44,243 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1735374583] [2022-02-18 15:57:44,243 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1735374583] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:57:44,243 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:57:44,243 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:57:44,243 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [86311053] [2022-02-18 15:57:44,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:57:44,243 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:57:44,244 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:57:44,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:57:44,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:57:44,244 INFO L87 Difference]: Start difference. First operand 12591 states and 25033 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:45,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:57:45,584 INFO L93 Difference]: Finished difference Result 12877 states and 25595 transitions. [2022-02-18 15:57:45,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-18 15:57:45,585 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:57:45,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:57:45,606 INFO L225 Difference]: With dead ends: 12877 [2022-02-18 15:57:45,606 INFO L226 Difference]: Without dead ends: 12877 [2022-02-18 15:57:45,606 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 163 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=180, Invalid=812, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:57:45,606 INFO L933 BasicCegarLoop]: 408 mSDtfsCounter, 584 mSDsluCounter, 3379 mSDsCounter, 0 mSdLazyCounter, 2403 mSolverCounterSat, 67 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 584 SdHoareTripleChecker+Valid, 3786 SdHoareTripleChecker+Invalid, 2470 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 2403 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:57:45,607 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [584 Valid, 3786 Invalid, 2470 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 2403 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-18 15:57:45,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12877 states. [2022-02-18 15:57:45,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12877 to 12596. [2022-02-18 15:57:45,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12596 states, 12517 states have (on average 2.0007190221299034) internal successors, (25043), 12595 states have internal predecessors, (25043), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:45,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12596 states to 12596 states and 25043 transitions. [2022-02-18 15:57:45,812 INFO L78 Accepts]: Start accepts. Automaton has 12596 states and 25043 transitions. Word has length 104 [2022-02-18 15:57:45,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:57:45,812 INFO L470 AbstractCegarLoop]: Abstraction has 12596 states and 25043 transitions. [2022-02-18 15:57:45,812 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:45,812 INFO L276 IsEmpty]: Start isEmpty. Operand 12596 states and 25043 transitions. [2022-02-18 15:57:45,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:57:45,813 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:57:45,813 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:57:45,814 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable173 [2022-02-18 15:57:45,814 INFO L402 AbstractCegarLoop]: === Iteration 175 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:57:45,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:57:45,814 INFO L85 PathProgramCache]: Analyzing trace with hash 1684196617, now seen corresponding path program 88 times [2022-02-18 15:57:45,814 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:57:45,814 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [75317694] [2022-02-18 15:57:45,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:57:45,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:57:45,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:57:45,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:57:45,982 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:57:45,982 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [75317694] [2022-02-18 15:57:45,983 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [75317694] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:57:45,983 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:57:45,983 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:57:45,983 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1563210322] [2022-02-18 15:57:45,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:57:45,983 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:57:45,983 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:57:45,983 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:57:45,983 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:57:45,984 INFO L87 Difference]: Start difference. First operand 12596 states and 25043 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:47,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:57:47,538 INFO L93 Difference]: Finished difference Result 13027 states and 25894 transitions. [2022-02-18 15:57:47,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-18 15:57:47,538 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:57:47,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:57:47,560 INFO L225 Difference]: With dead ends: 13027 [2022-02-18 15:57:47,560 INFO L226 Difference]: Without dead ends: 13027 [2022-02-18 15:57:47,561 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 164 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=179, Invalid=813, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:57:47,561 INFO L933 BasicCegarLoop]: 418 mSDtfsCounter, 583 mSDsluCounter, 3932 mSDsCounter, 0 mSdLazyCounter, 3066 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 583 SdHoareTripleChecker+Valid, 4349 SdHoareTripleChecker+Invalid, 3132 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 3066 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-18 15:57:47,561 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [583 Valid, 4349 Invalid, 3132 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 3066 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-18 15:57:47,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13027 states. [2022-02-18 15:57:47,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13027 to 12608. [2022-02-18 15:57:47,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12608 states, 12529 states have (on average 2.0007981482959534) internal successors, (25068), 12607 states have internal predecessors, (25068), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:47,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12608 states to 12608 states and 25068 transitions. [2022-02-18 15:57:47,764 INFO L78 Accepts]: Start accepts. Automaton has 12608 states and 25068 transitions. Word has length 104 [2022-02-18 15:57:47,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:57:47,764 INFO L470 AbstractCegarLoop]: Abstraction has 12608 states and 25068 transitions. [2022-02-18 15:57:47,764 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:47,764 INFO L276 IsEmpty]: Start isEmpty. Operand 12608 states and 25068 transitions. [2022-02-18 15:57:47,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:57:47,765 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:57:47,765 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:57:47,765 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable174 [2022-02-18 15:57:47,766 INFO L402 AbstractCegarLoop]: === Iteration 176 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:57:47,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:57:47,766 INFO L85 PathProgramCache]: Analyzing trace with hash -659925589, now seen corresponding path program 89 times [2022-02-18 15:57:47,766 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:57:47,766 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [835424710] [2022-02-18 15:57:47,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:57:47,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:57:47,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:57:47,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:57:47,949 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:57:47,949 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [835424710] [2022-02-18 15:57:47,949 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [835424710] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:57:47,949 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:57:47,949 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:57:47,949 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2060912082] [2022-02-18 15:57:47,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:57:47,949 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:57:47,950 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:57:47,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:57:47,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:57:47,950 INFO L87 Difference]: Start difference. First operand 12608 states and 25068 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:49,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:57:49,196 INFO L93 Difference]: Finished difference Result 12879 states and 25600 transitions. [2022-02-18 15:57:49,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-18 15:57:49,196 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:57:49,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:57:49,218 INFO L225 Difference]: With dead ends: 12879 [2022-02-18 15:57:49,218 INFO L226 Difference]: Without dead ends: 12879 [2022-02-18 15:57:49,218 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 157 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=191, Invalid=801, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:57:49,219 INFO L933 BasicCegarLoop]: 418 mSDtfsCounter, 608 mSDsluCounter, 3206 mSDsCounter, 0 mSdLazyCounter, 2135 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 608 SdHoareTripleChecker+Valid, 3623 SdHoareTripleChecker+Invalid, 2211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 2135 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:57:49,219 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [608 Valid, 3623 Invalid, 2211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 2135 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-02-18 15:57:49,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12879 states. [2022-02-18 15:57:49,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12879 to 12608. [2022-02-18 15:57:49,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12608 states, 12529 states have (on average 2.0007981482959534) internal successors, (25068), 12607 states have internal predecessors, (25068), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:49,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12608 states to 12608 states and 25068 transitions. [2022-02-18 15:57:49,414 INFO L78 Accepts]: Start accepts. Automaton has 12608 states and 25068 transitions. Word has length 104 [2022-02-18 15:57:49,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:57:49,414 INFO L470 AbstractCegarLoop]: Abstraction has 12608 states and 25068 transitions. [2022-02-18 15:57:49,414 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:49,414 INFO L276 IsEmpty]: Start isEmpty. Operand 12608 states and 25068 transitions. [2022-02-18 15:57:49,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:57:49,415 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:57:49,415 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:57:49,416 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable175 [2022-02-18 15:57:49,416 INFO L402 AbstractCegarLoop]: === Iteration 177 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:57:49,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:57:49,416 INFO L85 PathProgramCache]: Analyzing trace with hash 1515845775, now seen corresponding path program 90 times [2022-02-18 15:57:49,416 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:57:49,416 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [517070777] [2022-02-18 15:57:49,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:57:49,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:57:49,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:57:49,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:57:49,582 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:57:49,582 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [517070777] [2022-02-18 15:57:49,582 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [517070777] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:57:49,582 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:57:49,582 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:57:49,582 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [426618295] [2022-02-18 15:57:49,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:57:49,583 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:57:49,583 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:57:49,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:57:49,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:57:49,583 INFO L87 Difference]: Start difference. First operand 12608 states and 25068 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:50,934 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:57:50,934 INFO L93 Difference]: Finished difference Result 12909 states and 25660 transitions. [2022-02-18 15:57:50,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-18 15:57:50,934 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:57:50,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:57:50,956 INFO L225 Difference]: With dead ends: 12909 [2022-02-18 15:57:50,956 INFO L226 Difference]: Without dead ends: 12909 [2022-02-18 15:57:50,957 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 163 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=176, Invalid=816, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:57:50,957 INFO L933 BasicCegarLoop]: 411 mSDtfsCounter, 594 mSDsluCounter, 3614 mSDsCounter, 0 mSdLazyCounter, 2626 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 594 SdHoareTripleChecker+Valid, 4024 SdHoareTripleChecker+Invalid, 2695 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 2626 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:57:50,957 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [594 Valid, 4024 Invalid, 2695 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 2626 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-18 15:57:50,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12909 states. [2022-02-18 15:57:51,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12909 to 12615. [2022-02-18 15:57:51,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12615 states, 12536 states have (on average 2.0007977026164645) internal successors, (25082), 12614 states have internal predecessors, (25082), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:51,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12615 states to 12615 states and 25082 transitions. [2022-02-18 15:57:51,156 INFO L78 Accepts]: Start accepts. Automaton has 12615 states and 25082 transitions. Word has length 104 [2022-02-18 15:57:51,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:57:51,156 INFO L470 AbstractCegarLoop]: Abstraction has 12615 states and 25082 transitions. [2022-02-18 15:57:51,157 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:51,157 INFO L276 IsEmpty]: Start isEmpty. Operand 12615 states and 25082 transitions. [2022-02-18 15:57:51,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:57:51,158 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:57:51,158 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:57:51,158 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable176 [2022-02-18 15:57:51,158 INFO L402 AbstractCegarLoop]: === Iteration 178 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:57:51,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:57:51,159 INFO L85 PathProgramCache]: Analyzing trace with hash 1600674447, now seen corresponding path program 91 times [2022-02-18 15:57:51,159 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:57:51,159 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1524222599] [2022-02-18 15:57:51,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:57:51,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:57:51,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:57:51,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:57:51,327 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:57:51,327 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1524222599] [2022-02-18 15:57:51,328 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1524222599] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:57:51,328 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:57:51,328 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:57:51,328 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385108556] [2022-02-18 15:57:51,328 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:57:51,328 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:57:51,328 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:57:51,328 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:57:51,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:57:51,328 INFO L87 Difference]: Start difference. First operand 12615 states and 25082 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:52,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:57:52,539 INFO L93 Difference]: Finished difference Result 13010 states and 25862 transitions. [2022-02-18 15:57:52,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-18 15:57:52,539 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:57:52,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:57:52,562 INFO L225 Difference]: With dead ends: 13010 [2022-02-18 15:57:52,562 INFO L226 Difference]: Without dead ends: 13010 [2022-02-18 15:57:52,562 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 165 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=174, Invalid=818, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:57:52,563 INFO L933 BasicCegarLoop]: 422 mSDtfsCounter, 609 mSDsluCounter, 3275 mSDsCounter, 0 mSdLazyCounter, 2295 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 609 SdHoareTripleChecker+Valid, 3696 SdHoareTripleChecker+Invalid, 2378 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 2295 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:57:52,563 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [609 Valid, 3696 Invalid, 2378 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 2295 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-02-18 15:57:52,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13010 states. [2022-02-18 15:57:52,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13010 to 12613. [2022-02-18 15:57:52,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12613 states, 12534 states have (on average 2.0007978299026647) internal successors, (25078), 12612 states have internal predecessors, (25078), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:52,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12613 states to 12613 states and 25078 transitions. [2022-02-18 15:57:52,791 INFO L78 Accepts]: Start accepts. Automaton has 12613 states and 25078 transitions. Word has length 104 [2022-02-18 15:57:52,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:57:52,791 INFO L470 AbstractCegarLoop]: Abstraction has 12613 states and 25078 transitions. [2022-02-18 15:57:52,791 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:52,792 INFO L276 IsEmpty]: Start isEmpty. Operand 12613 states and 25078 transitions. [2022-02-18 15:57:52,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:57:52,793 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:57:52,793 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:57:52,793 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable177 [2022-02-18 15:57:52,793 INFO L402 AbstractCegarLoop]: === Iteration 179 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:57:52,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:57:52,793 INFO L85 PathProgramCache]: Analyzing trace with hash 680098481, now seen corresponding path program 92 times [2022-02-18 15:57:52,793 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:57:52,794 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1219030667] [2022-02-18 15:57:52,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:57:52,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:57:52,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:57:52,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:57:52,952 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:57:52,952 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1219030667] [2022-02-18 15:57:52,952 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1219030667] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:57:52,953 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:57:52,953 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:57:52,953 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2110532594] [2022-02-18 15:57:52,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:57:52,953 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:57:52,953 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:57:52,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:57:52,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:57:52,953 INFO L87 Difference]: Start difference. First operand 12613 states and 25078 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:54,320 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:57:54,320 INFO L93 Difference]: Finished difference Result 13148 states and 26136 transitions. [2022-02-18 15:57:54,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-18 15:57:54,321 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:57:54,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:57:54,343 INFO L225 Difference]: With dead ends: 13148 [2022-02-18 15:57:54,343 INFO L226 Difference]: Without dead ends: 13148 [2022-02-18 15:57:54,343 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 165 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=174, Invalid=818, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:57:54,344 INFO L933 BasicCegarLoop]: 430 mSDtfsCounter, 603 mSDsluCounter, 3540 mSDsCounter, 0 mSdLazyCounter, 2685 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 603 SdHoareTripleChecker+Valid, 3969 SdHoareTripleChecker+Invalid, 2768 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 2685 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:57:54,344 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [603 Valid, 3969 Invalid, 2768 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 2685 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-18 15:57:54,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13148 states. [2022-02-18 15:57:54,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13148 to 12625. [2022-02-18 15:57:54,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12625 states, 12546 states have (on average 2.000876773473617) internal successors, (25103), 12624 states have internal predecessors, (25103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:54,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12625 states to 12625 states and 25103 transitions. [2022-02-18 15:57:54,542 INFO L78 Accepts]: Start accepts. Automaton has 12625 states and 25103 transitions. Word has length 104 [2022-02-18 15:57:54,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:57:54,542 INFO L470 AbstractCegarLoop]: Abstraction has 12625 states and 25103 transitions. [2022-02-18 15:57:54,542 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:54,542 INFO L276 IsEmpty]: Start isEmpty. Operand 12625 states and 25103 transitions. [2022-02-18 15:57:54,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:57:54,544 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:57:54,544 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:57:54,544 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable178 [2022-02-18 15:57:54,544 INFO L402 AbstractCegarLoop]: === Iteration 180 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:57:54,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:57:54,544 INFO L85 PathProgramCache]: Analyzing trace with hash 186719853, now seen corresponding path program 93 times [2022-02-18 15:57:54,544 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:57:54,544 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1532225803] [2022-02-18 15:57:54,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:57:54,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:57:54,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:57:54,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:57:54,720 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:57:54,720 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1532225803] [2022-02-18 15:57:54,720 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1532225803] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:57:54,720 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:57:54,720 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:57:54,720 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [171117437] [2022-02-18 15:57:54,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:57:54,721 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:57:54,721 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:57:54,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:57:54,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:57:54,721 INFO L87 Difference]: Start difference. First operand 12625 states and 25103 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:56,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:57:56,131 INFO L93 Difference]: Finished difference Result 12935 states and 25713 transitions. [2022-02-18 15:57:56,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-18 15:57:56,131 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:57:56,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:57:56,151 INFO L225 Difference]: With dead ends: 12935 [2022-02-18 15:57:56,152 INFO L226 Difference]: Without dead ends: 12935 [2022-02-18 15:57:56,152 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 160 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=183, Invalid=809, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:57:56,152 INFO L933 BasicCegarLoop]: 419 mSDtfsCounter, 591 mSDsluCounter, 3710 mSDsCounter, 0 mSdLazyCounter, 2692 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 591 SdHoareTripleChecker+Valid, 4128 SdHoareTripleChecker+Invalid, 2767 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 2692 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:57:56,152 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [591 Valid, 4128 Invalid, 2767 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 2692 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-18 15:57:56,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12935 states. [2022-02-18 15:57:56,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12935 to 12630. [2022-02-18 15:57:56,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12630 states, 12551 states have (on average 2.0008764241893076) internal successors, (25113), 12629 states have internal predecessors, (25113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:56,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12630 states to 12630 states and 25113 transitions. [2022-02-18 15:57:56,337 INFO L78 Accepts]: Start accepts. Automaton has 12630 states and 25113 transitions. Word has length 104 [2022-02-18 15:57:56,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:57:56,337 INFO L470 AbstractCegarLoop]: Abstraction has 12630 states and 25113 transitions. [2022-02-18 15:57:56,337 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:56,337 INFO L276 IsEmpty]: Start isEmpty. Operand 12630 states and 25113 transitions. [2022-02-18 15:57:56,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:57:56,373 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:57:56,374 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:57:56,374 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable179 [2022-02-18 15:57:56,374 INFO L402 AbstractCegarLoop]: === Iteration 181 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:57:56,374 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:57:56,374 INFO L85 PathProgramCache]: Analyzing trace with hash 271548525, now seen corresponding path program 94 times [2022-02-18 15:57:56,374 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:57:56,374 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372390755] [2022-02-18 15:57:56,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:57:56,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:57:56,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:57:56,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:57:56,539 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:57:56,539 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1372390755] [2022-02-18 15:57:56,539 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1372390755] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:57:56,539 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:57:56,539 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:57:56,539 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1924772637] [2022-02-18 15:57:56,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:57:56,540 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:57:56,540 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:57:56,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:57:56,540 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:57:56,540 INFO L87 Difference]: Start difference. First operand 12630 states and 25113 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:57,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:57:57,888 INFO L93 Difference]: Finished difference Result 13109 states and 26061 transitions. [2022-02-18 15:57:57,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-18 15:57:57,888 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:57:57,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:57:57,910 INFO L225 Difference]: With dead ends: 13109 [2022-02-18 15:57:57,910 INFO L226 Difference]: Without dead ends: 13109 [2022-02-18 15:57:57,910 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 161 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=182, Invalid=810, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:57:57,910 INFO L933 BasicCegarLoop]: 431 mSDtfsCounter, 630 mSDsluCounter, 3532 mSDsCounter, 0 mSdLazyCounter, 2572 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 630 SdHoareTripleChecker+Valid, 3962 SdHoareTripleChecker+Invalid, 2664 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 2572 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:57:57,911 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [630 Valid, 3962 Invalid, 2664 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 2572 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-02-18 15:57:57,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13109 states. [2022-02-18 15:57:58,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13109 to 12628. [2022-02-18 15:57:58,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12628 states, 12549 states have (on average 2.000876563869631) internal successors, (25109), 12627 states have internal predecessors, (25109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:58,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12628 states to 12628 states and 25109 transitions. [2022-02-18 15:57:58,106 INFO L78 Accepts]: Start accepts. Automaton has 12628 states and 25109 transitions. Word has length 104 [2022-02-18 15:57:58,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:57:58,106 INFO L470 AbstractCegarLoop]: Abstraction has 12628 states and 25109 transitions. [2022-02-18 15:57:58,106 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:58,106 INFO L276 IsEmpty]: Start isEmpty. Operand 12628 states and 25109 transitions. [2022-02-18 15:57:58,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:57:58,108 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:57:58,108 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:57:58,108 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable180 [2022-02-18 15:57:58,108 INFO L402 AbstractCegarLoop]: === Iteration 182 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:57:58,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:57:58,108 INFO L85 PathProgramCache]: Analyzing trace with hash -2072573681, now seen corresponding path program 95 times [2022-02-18 15:57:58,108 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:57:58,108 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [659537882] [2022-02-18 15:57:58,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:57:58,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:57:58,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:57:58,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:57:58,280 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:57:58,280 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [659537882] [2022-02-18 15:57:58,280 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [659537882] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:57:58,280 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:57:58,280 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:57:58,280 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1417315776] [2022-02-18 15:57:58,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:57:58,281 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:57:58,281 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:57:58,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:57:58,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:57:58,281 INFO L87 Difference]: Start difference. First operand 12628 states and 25109 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:59,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:57:59,397 INFO L93 Difference]: Finished difference Result 12905 states and 25653 transitions. [2022-02-18 15:57:59,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-18 15:57:59,397 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:57:59,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:57:59,419 INFO L225 Difference]: With dead ends: 12905 [2022-02-18 15:57:59,419 INFO L226 Difference]: Without dead ends: 12905 [2022-02-18 15:57:59,420 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 154 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=194, Invalid=798, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:57:59,420 INFO L933 BasicCegarLoop]: 424 mSDtfsCounter, 630 mSDsluCounter, 3048 mSDsCounter, 0 mSdLazyCounter, 1919 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 630 SdHoareTripleChecker+Valid, 3471 SdHoareTripleChecker+Invalid, 2014 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 1919 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:57:59,420 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [630 Valid, 3471 Invalid, 2014 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 1919 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-02-18 15:57:59,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12905 states. [2022-02-18 15:57:59,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12905 to 12625. [2022-02-18 15:57:59,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12625 states, 12546 states have (on average 2.000876773473617) internal successors, (25103), 12624 states have internal predecessors, (25103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:59,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12625 states to 12625 states and 25103 transitions. [2022-02-18 15:57:59,614 INFO L78 Accepts]: Start accepts. Automaton has 12625 states and 25103 transitions. Word has length 104 [2022-02-18 15:57:59,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:57:59,614 INFO L470 AbstractCegarLoop]: Abstraction has 12625 states and 25103 transitions. [2022-02-18 15:57:59,614 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:57:59,614 INFO L276 IsEmpty]: Start isEmpty. Operand 12625 states and 25103 transitions. [2022-02-18 15:57:59,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:57:59,616 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:57:59,616 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:57:59,616 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable181 [2022-02-18 15:57:59,616 INFO L402 AbstractCegarLoop]: === Iteration 183 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:57:59,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:57:59,616 INFO L85 PathProgramCache]: Analyzing trace with hash 630723819, now seen corresponding path program 96 times [2022-02-18 15:57:59,616 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:57:59,616 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1189245408] [2022-02-18 15:57:59,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:57:59,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:57:59,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:57:59,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:57:59,781 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:57:59,781 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1189245408] [2022-02-18 15:57:59,781 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1189245408] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:57:59,781 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:57:59,781 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:57:59,781 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143676547] [2022-02-18 15:57:59,781 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:57:59,781 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:57:59,782 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:57:59,782 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:57:59,782 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:57:59,782 INFO L87 Difference]: Start difference. First operand 12625 states and 25103 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:01,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:58:01,729 INFO L93 Difference]: Finished difference Result 23245 states and 46211 transitions. [2022-02-18 15:58:01,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-18 15:58:01,729 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:58:01,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:58:01,770 INFO L225 Difference]: With dead ends: 23245 [2022-02-18 15:58:01,770 INFO L226 Difference]: Without dead ends: 23245 [2022-02-18 15:58:01,770 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 176 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=187, Invalid=869, Unknown=0, NotChecked=0, Total=1056 [2022-02-18 15:58:01,770 INFO L933 BasicCegarLoop]: 743 mSDtfsCounter, 1317 mSDsluCounter, 5657 mSDsCounter, 0 mSdLazyCounter, 3695 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1317 SdHoareTripleChecker+Valid, 6399 SdHoareTripleChecker+Invalid, 3756 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 3695 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:58:01,770 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1317 Valid, 6399 Invalid, 3756 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 3695 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-18 15:58:01,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23245 states. [2022-02-18 15:58:02,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23245 to 12649. [2022-02-18 15:58:02,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12649 states, 12570 states have (on average 2.0008750994431184) internal successors, (25151), 12648 states have internal predecessors, (25151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:02,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12649 states to 12649 states and 25151 transitions. [2022-02-18 15:58:02,112 INFO L78 Accepts]: Start accepts. Automaton has 12649 states and 25151 transitions. Word has length 104 [2022-02-18 15:58:02,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:58:02,112 INFO L470 AbstractCegarLoop]: Abstraction has 12649 states and 25151 transitions. [2022-02-18 15:58:02,112 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:02,112 INFO L276 IsEmpty]: Start isEmpty. Operand 12649 states and 25151 transitions. [2022-02-18 15:58:02,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:58:02,114 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:58:02,114 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:58:02,114 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable182 [2022-02-18 15:58:02,114 INFO L402 AbstractCegarLoop]: === Iteration 184 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:58:02,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:58:02,114 INFO L85 PathProgramCache]: Analyzing trace with hash 715552491, now seen corresponding path program 97 times [2022-02-18 15:58:02,114 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:58:02,114 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2065886720] [2022-02-18 15:58:02,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:58:02,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:58:02,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:58:02,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:58:02,284 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:58:02,284 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2065886720] [2022-02-18 15:58:02,284 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2065886720] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:58:02,284 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:58:02,284 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:58:02,284 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1454727034] [2022-02-18 15:58:02,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:58:02,284 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:58:02,284 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:58:02,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:58:02,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:58:02,285 INFO L87 Difference]: Start difference. First operand 12649 states and 25151 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:04,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:58:04,237 INFO L93 Difference]: Finished difference Result 23346 states and 46413 transitions. [2022-02-18 15:58:04,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-18 15:58:04,238 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:58:04,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:58:04,277 INFO L225 Difference]: With dead ends: 23346 [2022-02-18 15:58:04,278 INFO L226 Difference]: Without dead ends: 23346 [2022-02-18 15:58:04,278 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 180 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=183, Invalid=873, Unknown=0, NotChecked=0, Total=1056 [2022-02-18 15:58:04,278 INFO L933 BasicCegarLoop]: 742 mSDtfsCounter, 1201 mSDsluCounter, 5805 mSDsCounter, 0 mSdLazyCounter, 3939 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1201 SdHoareTripleChecker+Valid, 6546 SdHoareTripleChecker+Invalid, 4010 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 3939 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:58:04,278 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1201 Valid, 6546 Invalid, 4010 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 3939 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-18 15:58:04,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23346 states. [2022-02-18 15:58:04,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23346 to 12647. [2022-02-18 15:58:04,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12647 states, 12568 states have (on average 2.000875238701464) internal successors, (25147), 12646 states have internal predecessors, (25147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:04,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12647 states to 12647 states and 25147 transitions. [2022-02-18 15:58:04,543 INFO L78 Accepts]: Start accepts. Automaton has 12647 states and 25147 transitions. Word has length 104 [2022-02-18 15:58:04,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:58:04,543 INFO L470 AbstractCegarLoop]: Abstraction has 12647 states and 25147 transitions. [2022-02-18 15:58:04,543 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:04,543 INFO L276 IsEmpty]: Start isEmpty. Operand 12647 states and 25147 transitions. [2022-02-18 15:58:04,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:58:04,545 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:58:04,545 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:58:04,545 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable183 [2022-02-18 15:58:04,545 INFO L402 AbstractCegarLoop]: === Iteration 185 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:58:04,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:58:04,545 INFO L85 PathProgramCache]: Analyzing trace with hash -205023475, now seen corresponding path program 98 times [2022-02-18 15:58:04,545 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:58:04,545 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1530931233] [2022-02-18 15:58:04,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:58:04,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:58:04,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:58:04,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:58:04,733 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:58:04,733 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1530931233] [2022-02-18 15:58:04,733 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1530931233] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:58:04,734 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:58:04,734 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:58:04,734 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [253632750] [2022-02-18 15:58:04,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:58:04,734 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:58:04,734 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:58:04,734 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:58:04,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:58:04,734 INFO L87 Difference]: Start difference. First operand 12647 states and 25147 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:06,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:58:06,619 INFO L93 Difference]: Finished difference Result 23420 states and 46561 transitions. [2022-02-18 15:58:06,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-18 15:58:06,620 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:58:06,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:58:06,663 INFO L225 Difference]: With dead ends: 23420 [2022-02-18 15:58:06,663 INFO L226 Difference]: Without dead ends: 23420 [2022-02-18 15:58:06,663 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 182 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=181, Invalid=875, Unknown=0, NotChecked=0, Total=1056 [2022-02-18 15:58:06,664 INFO L933 BasicCegarLoop]: 707 mSDtfsCounter, 1132 mSDsluCounter, 5676 mSDsCounter, 0 mSdLazyCounter, 3806 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1132 SdHoareTripleChecker+Valid, 6382 SdHoareTripleChecker+Invalid, 3868 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 3806 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-18 15:58:06,664 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1132 Valid, 6382 Invalid, 3868 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 3806 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-18 15:58:06,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23420 states. [2022-02-18 15:58:06,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23420 to 12645. [2022-02-18 15:58:06,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12645 states, 12566 states have (on average 2.000875378004138) internal successors, (25143), 12644 states have internal predecessors, (25143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:06,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12645 states to 12645 states and 25143 transitions. [2022-02-18 15:58:06,945 INFO L78 Accepts]: Start accepts. Automaton has 12645 states and 25143 transitions. Word has length 104 [2022-02-18 15:58:06,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:58:06,945 INFO L470 AbstractCegarLoop]: Abstraction has 12645 states and 25143 transitions. [2022-02-18 15:58:06,945 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:06,945 INFO L276 IsEmpty]: Start isEmpty. Operand 12645 states and 25143 transitions. [2022-02-18 15:58:06,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:58:06,946 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:58:06,946 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:58:06,946 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable184 [2022-02-18 15:58:06,946 INFO L402 AbstractCegarLoop]: === Iteration 186 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:58:06,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:58:06,947 INFO L85 PathProgramCache]: Analyzing trace with hash -1362133687, now seen corresponding path program 99 times [2022-02-18 15:58:06,947 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:58:06,947 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2040044578] [2022-02-18 15:58:06,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:58:06,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:58:06,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:58:07,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:58:07,107 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:58:07,107 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2040044578] [2022-02-18 15:58:07,107 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2040044578] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:58:07,107 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:58:07,107 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:58:07,108 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [48588115] [2022-02-18 15:58:07,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:58:07,108 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:58:07,108 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:58:07,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:58:07,108 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:58:07,108 INFO L87 Difference]: Start difference. First operand 12645 states and 25143 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:09,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:58:09,385 INFO L93 Difference]: Finished difference Result 23227 states and 46175 transitions. [2022-02-18 15:58:09,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-18 15:58:09,385 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:58:09,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:58:09,425 INFO L225 Difference]: With dead ends: 23227 [2022-02-18 15:58:09,426 INFO L226 Difference]: Without dead ends: 23227 [2022-02-18 15:58:09,426 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 261 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=231, Invalid=1101, Unknown=0, NotChecked=0, Total=1332 [2022-02-18 15:58:09,426 INFO L933 BasicCegarLoop]: 788 mSDtfsCounter, 1494 mSDsluCounter, 6696 mSDsCounter, 0 mSdLazyCounter, 4599 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1494 SdHoareTripleChecker+Valid, 7483 SdHoareTripleChecker+Invalid, 4646 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 4599 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:58:09,426 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1494 Valid, 7483 Invalid, 4646 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 4599 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-18 15:58:09,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23227 states. [2022-02-18 15:58:09,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23227 to 12681. [2022-02-18 15:58:09,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12681 states, 12602 states have (on average 2.000952229804793) internal successors, (25216), 12680 states have internal predecessors, (25216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:09,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12681 states to 12681 states and 25216 transitions. [2022-02-18 15:58:09,728 INFO L78 Accepts]: Start accepts. Automaton has 12681 states and 25216 transitions. Word has length 104 [2022-02-18 15:58:09,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:58:09,728 INFO L470 AbstractCegarLoop]: Abstraction has 12681 states and 25216 transitions. [2022-02-18 15:58:09,728 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:09,728 INFO L276 IsEmpty]: Start isEmpty. Operand 12681 states and 25216 transitions. [2022-02-18 15:58:09,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:58:09,730 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:58:09,730 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:58:09,730 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable185 [2022-02-18 15:58:09,730 INFO L402 AbstractCegarLoop]: === Iteration 187 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:58:09,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:58:09,730 INFO L85 PathProgramCache]: Analyzing trace with hash -719852873, now seen corresponding path program 82 times [2022-02-18 15:58:09,730 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:58:09,730 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1978786016] [2022-02-18 15:58:09,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:58:09,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:58:09,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:58:09,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:58:09,882 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:58:09,882 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1978786016] [2022-02-18 15:58:09,882 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1978786016] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:58:09,882 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:58:09,882 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:58:09,882 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [939176797] [2022-02-18 15:58:09,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:58:09,883 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:58:09,883 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:58:09,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:58:09,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:58:09,883 INFO L87 Difference]: Start difference. First operand 12681 states and 25216 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:11,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:58:11,893 INFO L93 Difference]: Finished difference Result 23172 states and 46055 transitions. [2022-02-18 15:58:11,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 15:58:11,893 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:58:11,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:58:11,935 INFO L225 Difference]: With dead ends: 23172 [2022-02-18 15:58:11,935 INFO L226 Difference]: Without dead ends: 23172 [2022-02-18 15:58:11,936 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=141, Invalid=615, Unknown=0, NotChecked=0, Total=756 [2022-02-18 15:58:11,936 INFO L933 BasicCegarLoop]: 909 mSDtfsCounter, 1456 mSDsluCounter, 6653 mSDsCounter, 0 mSdLazyCounter, 4371 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1456 SdHoareTripleChecker+Valid, 7560 SdHoareTripleChecker+Invalid, 4441 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 4371 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:58:11,936 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1456 Valid, 7560 Invalid, 4441 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 4371 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-18 15:58:11,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23172 states. [2022-02-18 15:58:12,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23172 to 12625. [2022-02-18 15:58:12,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12625 states, 12546 states have (on average 2.000956480153037) internal successors, (25104), 12624 states have internal predecessors, (25104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:12,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12625 states to 12625 states and 25104 transitions. [2022-02-18 15:58:12,200 INFO L78 Accepts]: Start accepts. Automaton has 12625 states and 25104 transitions. Word has length 104 [2022-02-18 15:58:12,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:58:12,200 INFO L470 AbstractCegarLoop]: Abstraction has 12625 states and 25104 transitions. [2022-02-18 15:58:12,200 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:12,200 INFO L276 IsEmpty]: Start isEmpty. Operand 12625 states and 25104 transitions. [2022-02-18 15:58:12,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:58:12,202 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:58:12,202 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:58:12,202 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable186 [2022-02-18 15:58:12,202 INFO L402 AbstractCegarLoop]: === Iteration 188 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:58:12,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:58:12,202 INFO L85 PathProgramCache]: Analyzing trace with hash 2051896973, now seen corresponding path program 100 times [2022-02-18 15:58:12,202 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:58:12,202 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [601367360] [2022-02-18 15:58:12,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:58:12,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:58:12,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:58:12,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:58:12,377 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:58:12,377 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [601367360] [2022-02-18 15:58:12,377 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [601367360] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:58:12,377 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:58:12,377 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:58:12,377 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1054368822] [2022-02-18 15:58:12,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:58:12,377 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:58:12,378 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:58:12,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:58:12,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:58:12,378 INFO L87 Difference]: Start difference. First operand 12625 states and 25104 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:13,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:58:13,911 INFO L93 Difference]: Finished difference Result 19879 states and 39516 transitions. [2022-02-18 15:58:13,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-18 15:58:13,912 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:58:13,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:58:13,942 INFO L225 Difference]: With dead ends: 19879 [2022-02-18 15:58:13,942 INFO L226 Difference]: Without dead ends: 19879 [2022-02-18 15:58:13,942 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 158 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=181, Invalid=811, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:58:13,943 INFO L933 BasicCegarLoop]: 569 mSDtfsCounter, 878 mSDsluCounter, 4273 mSDsCounter, 0 mSdLazyCounter, 2831 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 878 SdHoareTripleChecker+Valid, 4841 SdHoareTripleChecker+Invalid, 2912 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 2831 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:58:13,943 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [878 Valid, 4841 Invalid, 2912 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 2831 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-02-18 15:58:13,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19879 states. [2022-02-18 15:58:14,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19879 to 12627. [2022-02-18 15:58:14,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12627 states, 12548 states have (on average 2.000956327701626) internal successors, (25108), 12626 states have internal predecessors, (25108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:14,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12627 states to 12627 states and 25108 transitions. [2022-02-18 15:58:14,176 INFO L78 Accepts]: Start accepts. Automaton has 12627 states and 25108 transitions. Word has length 104 [2022-02-18 15:58:14,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:58:14,176 INFO L470 AbstractCegarLoop]: Abstraction has 12627 states and 25108 transitions. [2022-02-18 15:58:14,176 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:14,176 INFO L276 IsEmpty]: Start isEmpty. Operand 12627 states and 25108 transitions. [2022-02-18 15:58:14,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:58:14,177 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:58:14,177 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:58:14,177 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable187 [2022-02-18 15:58:14,177 INFO L402 AbstractCegarLoop]: === Iteration 189 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:58:14,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:58:14,178 INFO L85 PathProgramCache]: Analyzing trace with hash 2136725645, now seen corresponding path program 101 times [2022-02-18 15:58:14,178 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:58:14,178 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952891387] [2022-02-18 15:58:14,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:58:14,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:58:14,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:58:14,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:58:14,339 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:58:14,339 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1952891387] [2022-02-18 15:58:14,339 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1952891387] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:58:14,339 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:58:14,339 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:58:14,339 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [554696895] [2022-02-18 15:58:14,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:58:14,340 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:58:14,340 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:58:14,340 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:58:14,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:58:14,340 INFO L87 Difference]: Start difference. First operand 12627 states and 25108 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:16,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:58:16,123 INFO L93 Difference]: Finished difference Result 19970 states and 39698 transitions. [2022-02-18 15:58:16,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-18 15:58:16,123 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:58:16,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:58:16,157 INFO L225 Difference]: With dead ends: 19970 [2022-02-18 15:58:16,157 INFO L226 Difference]: Without dead ends: 19970 [2022-02-18 15:58:16,157 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 160 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=179, Invalid=813, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:58:16,158 INFO L933 BasicCegarLoop]: 582 mSDtfsCounter, 870 mSDsluCounter, 4854 mSDsCounter, 0 mSdLazyCounter, 3609 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 870 SdHoareTripleChecker+Valid, 5435 SdHoareTripleChecker+Invalid, 3692 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 3609 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-18 15:58:16,158 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [870 Valid, 5435 Invalid, 3692 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 3609 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-18 15:58:16,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19970 states. [2022-02-18 15:58:16,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19970 to 12625. [2022-02-18 15:58:16,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12625 states, 12546 states have (on average 2.000956480153037) internal successors, (25104), 12624 states have internal predecessors, (25104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:16,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12625 states to 12625 states and 25104 transitions. [2022-02-18 15:58:16,395 INFO L78 Accepts]: Start accepts. Automaton has 12625 states and 25104 transitions. Word has length 104 [2022-02-18 15:58:16,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:58:16,395 INFO L470 AbstractCegarLoop]: Abstraction has 12625 states and 25104 transitions. [2022-02-18 15:58:16,395 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:16,395 INFO L276 IsEmpty]: Start isEmpty. Operand 12625 states and 25104 transitions. [2022-02-18 15:58:16,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:58:16,397 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:58:16,397 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:58:16,397 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable188 [2022-02-18 15:58:16,397 INFO L402 AbstractCegarLoop]: === Iteration 190 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:58:16,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:58:16,397 INFO L85 PathProgramCache]: Analyzing trace with hash 1216149679, now seen corresponding path program 102 times [2022-02-18 15:58:16,397 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:58:16,397 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2098388571] [2022-02-18 15:58:16,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:58:16,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:58:16,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:58:16,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:58:16,564 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:58:16,564 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2098388571] [2022-02-18 15:58:16,564 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2098388571] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:58:16,564 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:58:16,564 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:58:16,564 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1786638430] [2022-02-18 15:58:16,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:58:16,565 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:58:16,565 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:58:16,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:58:16,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:58:16,565 INFO L87 Difference]: Start difference. First operand 12625 states and 25104 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:18,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:58:18,489 INFO L93 Difference]: Finished difference Result 19986 states and 39730 transitions. [2022-02-18 15:58:18,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-18 15:58:18,490 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:58:18,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:58:18,523 INFO L225 Difference]: With dead ends: 19986 [2022-02-18 15:58:18,523 INFO L226 Difference]: Without dead ends: 19986 [2022-02-18 15:58:18,523 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 160 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=179, Invalid=813, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:58:18,523 INFO L933 BasicCegarLoop]: 591 mSDtfsCounter, 868 mSDsluCounter, 5038 mSDsCounter, 0 mSdLazyCounter, 3909 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 868 SdHoareTripleChecker+Valid, 5628 SdHoareTripleChecker+Invalid, 3988 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 3909 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:58:18,524 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [868 Valid, 5628 Invalid, 3988 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 3909 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-18 15:58:18,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19986 states. [2022-02-18 15:58:18,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19986 to 12615. [2022-02-18 15:58:18,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12615 states, 12536 states have (on average 2.0009572431397573) internal successors, (25084), 12614 states have internal predecessors, (25084), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:18,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12615 states to 12615 states and 25084 transitions. [2022-02-18 15:58:18,766 INFO L78 Accepts]: Start accepts. Automaton has 12615 states and 25084 transitions. Word has length 104 [2022-02-18 15:58:18,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:58:18,766 INFO L470 AbstractCegarLoop]: Abstraction has 12615 states and 25084 transitions. [2022-02-18 15:58:18,766 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:18,767 INFO L276 IsEmpty]: Start isEmpty. Operand 12615 states and 25084 transitions. [2022-02-18 15:58:18,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:58:18,768 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:58:18,768 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:58:18,768 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable189 [2022-02-18 15:58:18,768 INFO L402 AbstractCegarLoop]: === Iteration 191 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:58:18,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:58:18,768 INFO L85 PathProgramCache]: Analyzing trace with hash 722771051, now seen corresponding path program 103 times [2022-02-18 15:58:18,769 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:58:18,769 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561841451] [2022-02-18 15:58:18,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:58:18,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:58:18,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:58:18,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:58:18,938 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:58:18,938 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561841451] [2022-02-18 15:58:18,938 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [561841451] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:58:18,938 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:58:18,938 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:58:18,938 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1183826635] [2022-02-18 15:58:18,938 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:58:18,938 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:58:18,938 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:58:18,938 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:58:18,938 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:58:18,939 INFO L87 Difference]: Start difference. First operand 12615 states and 25084 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:20,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:58:20,754 INFO L93 Difference]: Finished difference Result 19839 states and 39436 transitions. [2022-02-18 15:58:20,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-18 15:58:20,755 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:58:20,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:58:20,789 INFO L225 Difference]: With dead ends: 19839 [2022-02-18 15:58:20,789 INFO L226 Difference]: Without dead ends: 19839 [2022-02-18 15:58:20,790 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 155 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=188, Invalid=804, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:58:20,790 INFO L933 BasicCegarLoop]: 597 mSDtfsCounter, 880 mSDsluCounter, 4742 mSDsCounter, 0 mSdLazyCounter, 3566 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 880 SdHoareTripleChecker+Valid, 5338 SdHoareTripleChecker+Invalid, 3626 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 3566 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-02-18 15:58:20,790 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [880 Valid, 5338 Invalid, 3626 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 3566 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-02-18 15:58:20,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19839 states. [2022-02-18 15:58:20,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19839 to 12615. [2022-02-18 15:58:21,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12615 states, 12536 states have (on average 2.0009572431397573) internal successors, (25084), 12614 states have internal predecessors, (25084), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:21,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12615 states to 12615 states and 25084 transitions. [2022-02-18 15:58:21,032 INFO L78 Accepts]: Start accepts. Automaton has 12615 states and 25084 transitions. Word has length 104 [2022-02-18 15:58:21,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:58:21,032 INFO L470 AbstractCegarLoop]: Abstraction has 12615 states and 25084 transitions. [2022-02-18 15:58:21,032 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:21,032 INFO L276 IsEmpty]: Start isEmpty. Operand 12615 states and 25084 transitions. [2022-02-18 15:58:21,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:58:21,034 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:58:21,034 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:58:21,034 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable190 [2022-02-18 15:58:21,034 INFO L402 AbstractCegarLoop]: === Iteration 192 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:58:21,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:58:21,034 INFO L85 PathProgramCache]: Analyzing trace with hash 807599723, now seen corresponding path program 104 times [2022-02-18 15:58:21,034 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:58:21,034 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [533368134] [2022-02-18 15:58:21,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:58:21,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:58:21,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:58:21,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:58:21,208 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:58:21,208 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [533368134] [2022-02-18 15:58:21,208 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [533368134] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:58:21,208 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:58:21,208 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:58:21,208 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090988552] [2022-02-18 15:58:21,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:58:21,208 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:58:21,208 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:58:21,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:58:21,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:58:21,209 INFO L87 Difference]: Start difference. First operand 12615 states and 25084 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:22,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:58:22,929 INFO L93 Difference]: Finished difference Result 19886 states and 39530 transitions. [2022-02-18 15:58:22,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-18 15:58:22,929 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:58:22,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:58:22,963 INFO L225 Difference]: With dead ends: 19886 [2022-02-18 15:58:22,963 INFO L226 Difference]: Without dead ends: 19886 [2022-02-18 15:58:22,964 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 156 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=187, Invalid=805, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:58:22,964 INFO L933 BasicCegarLoop]: 610 mSDtfsCounter, 877 mSDsluCounter, 4549 mSDsCounter, 0 mSdLazyCounter, 3295 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 877 SdHoareTripleChecker+Valid, 5158 SdHoareTripleChecker+Invalid, 3369 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 3295 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-18 15:58:22,964 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [877 Valid, 5158 Invalid, 3369 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 3295 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-18 15:58:22,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19886 states. [2022-02-18 15:58:23,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19886 to 12605. [2022-02-18 15:58:23,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12605 states, 12526 states have (on average 2.000958007344723) internal successors, (25064), 12604 states have internal predecessors, (25064), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:23,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12605 states to 12605 states and 25064 transitions. [2022-02-18 15:58:23,214 INFO L78 Accepts]: Start accepts. Automaton has 12605 states and 25064 transitions. Word has length 104 [2022-02-18 15:58:23,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:58:23,214 INFO L470 AbstractCegarLoop]: Abstraction has 12605 states and 25064 transitions. [2022-02-18 15:58:23,214 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:23,215 INFO L276 IsEmpty]: Start isEmpty. Operand 12605 states and 25064 transitions. [2022-02-18 15:58:23,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:58:23,216 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:58:23,216 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:58:23,216 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable191 [2022-02-18 15:58:23,217 INFO L402 AbstractCegarLoop]: === Iteration 193 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:58:23,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:58:23,217 INFO L85 PathProgramCache]: Analyzing trace with hash -1536522483, now seen corresponding path program 105 times [2022-02-18 15:58:23,217 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:58:23,217 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848729916] [2022-02-18 15:58:23,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:58:23,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:58:23,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:58:23,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:58:23,388 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:58:23,388 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1848729916] [2022-02-18 15:58:23,388 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1848729916] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:58:23,388 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:58:23,388 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:58:23,388 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [968023515] [2022-02-18 15:58:23,388 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:58:23,388 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:58:23,388 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:58:23,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:58:23,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:58:23,389 INFO L87 Difference]: Start difference. First operand 12605 states and 25064 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:25,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:58:25,138 INFO L93 Difference]: Finished difference Result 19705 states and 39168 transitions. [2022-02-18 15:58:25,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-18 15:58:25,138 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:58:25,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:58:25,172 INFO L225 Difference]: With dead ends: 19705 [2022-02-18 15:58:25,172 INFO L226 Difference]: Without dead ends: 19705 [2022-02-18 15:58:25,173 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 149 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=199, Invalid=793, Unknown=0, NotChecked=0, Total=992 [2022-02-18 15:58:25,173 INFO L933 BasicCegarLoop]: 627 mSDtfsCounter, 941 mSDsluCounter, 4672 mSDsCounter, 0 mSdLazyCounter, 3350 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 941 SdHoareTripleChecker+Valid, 5298 SdHoareTripleChecker+Invalid, 3420 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 3350 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-02-18 15:58:25,173 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [941 Valid, 5298 Invalid, 3420 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 3350 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-02-18 15:58:25,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19705 states. [2022-02-18 15:58:25,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19705 to 12561. [2022-02-18 15:58:25,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12561 states, 12482 states have (on average 2.000640922929018) internal successors, (24972), 12560 states have internal predecessors, (24972), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:25,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12561 states to 12561 states and 24972 transitions. [2022-02-18 15:58:25,419 INFO L78 Accepts]: Start accepts. Automaton has 12561 states and 24972 transitions. Word has length 104 [2022-02-18 15:58:25,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:58:25,419 INFO L470 AbstractCegarLoop]: Abstraction has 12561 states and 24972 transitions. [2022-02-18 15:58:25,419 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:25,420 INFO L276 IsEmpty]: Start isEmpty. Operand 12561 states and 24972 transitions. [2022-02-18 15:58:25,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:58:25,421 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:58:25,421 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:58:25,421 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable192 [2022-02-18 15:58:25,421 INFO L402 AbstractCegarLoop]: === Iteration 194 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:58:25,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:58:25,421 INFO L85 PathProgramCache]: Analyzing trace with hash -1743914449, now seen corresponding path program 106 times [2022-02-18 15:58:25,421 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:58:25,422 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [949979434] [2022-02-18 15:58:25,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:58:25,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:58:25,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:58:25,598 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:58:25,598 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:58:25,598 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [949979434] [2022-02-18 15:58:25,598 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [949979434] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:58:25,599 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:58:25,599 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:58:25,599 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1629519036] [2022-02-18 15:58:25,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:58:25,599 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:58:25,599 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:58:25,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:58:25,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:58:25,599 INFO L87 Difference]: Start difference. First operand 12561 states and 24972 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:28,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:58:28,170 INFO L93 Difference]: Finished difference Result 36644 states and 72848 transitions. [2022-02-18 15:58:28,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-18 15:58:28,171 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:58:28,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:58:28,225 INFO L225 Difference]: With dead ends: 36644 [2022-02-18 15:58:28,226 INFO L226 Difference]: Without dead ends: 36644 [2022-02-18 15:58:28,226 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 231 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=229, Invalid=1031, Unknown=0, NotChecked=0, Total=1260 [2022-02-18 15:58:28,226 INFO L933 BasicCegarLoop]: 887 mSDtfsCounter, 1540 mSDsluCounter, 7282 mSDsCounter, 0 mSdLazyCounter, 4935 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1540 SdHoareTripleChecker+Valid, 8168 SdHoareTripleChecker+Invalid, 4994 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 4935 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:58:28,226 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1540 Valid, 8168 Invalid, 4994 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 4935 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-02-18 15:58:28,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36644 states. [2022-02-18 15:58:28,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36644 to 12597. [2022-02-18 15:58:28,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12597 states, 12518 states have (on average 2.000718964690845) internal successors, (25045), 12596 states have internal predecessors, (25045), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:28,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12597 states to 12597 states and 25045 transitions. [2022-02-18 15:58:28,587 INFO L78 Accepts]: Start accepts. Automaton has 12597 states and 25045 transitions. Word has length 104 [2022-02-18 15:58:28,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:58:28,588 INFO L470 AbstractCegarLoop]: Abstraction has 12597 states and 25045 transitions. [2022-02-18 15:58:28,588 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:28,588 INFO L276 IsEmpty]: Start isEmpty. Operand 12597 states and 25045 transitions. [2022-02-18 15:58:28,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:58:28,589 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:58:28,589 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:58:28,589 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable193 [2022-02-18 15:58:28,589 INFO L402 AbstractCegarLoop]: === Iteration 195 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:58:28,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:58:28,590 INFO L85 PathProgramCache]: Analyzing trace with hash -1659085777, now seen corresponding path program 107 times [2022-02-18 15:58:28,590 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:58:28,590 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639159944] [2022-02-18 15:58:28,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:58:28,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:58:28,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:58:28,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:58:28,748 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:58:28,748 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [639159944] [2022-02-18 15:58:28,748 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [639159944] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:58:28,748 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:58:28,749 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:58:28,749 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1551194980] [2022-02-18 15:58:28,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:58:28,749 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:58:28,749 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:58:28,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:58:28,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:58:28,749 INFO L87 Difference]: Start difference. First operand 12597 states and 25045 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:31,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:58:31,271 INFO L93 Difference]: Finished difference Result 36745 states and 73050 transitions. [2022-02-18 15:58:31,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-18 15:58:31,271 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:58:31,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:58:31,342 INFO L225 Difference]: With dead ends: 36745 [2022-02-18 15:58:31,342 INFO L226 Difference]: Without dead ends: 36745 [2022-02-18 15:58:31,342 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 235 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=225, Invalid=1035, Unknown=0, NotChecked=0, Total=1260 [2022-02-18 15:58:31,342 INFO L933 BasicCegarLoop]: 901 mSDtfsCounter, 1425 mSDsluCounter, 6905 mSDsCounter, 0 mSdLazyCounter, 4747 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1425 SdHoareTripleChecker+Valid, 7805 SdHoareTripleChecker+Invalid, 4806 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 4747 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:58:31,342 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1425 Valid, 7805 Invalid, 4806 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 4747 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-02-18 15:58:31,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36745 states. [2022-02-18 15:58:31,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36745 to 12609. [2022-02-18 15:58:31,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12609 states, 12530 states have (on average 2.0007980845969673) internal successors, (25070), 12608 states have internal predecessors, (25070), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:31,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12609 states to 12609 states and 25070 transitions. [2022-02-18 15:58:31,676 INFO L78 Accepts]: Start accepts. Automaton has 12609 states and 25070 transitions. Word has length 104 [2022-02-18 15:58:31,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:58:31,676 INFO L470 AbstractCegarLoop]: Abstraction has 12609 states and 25070 transitions. [2022-02-18 15:58:31,677 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:31,677 INFO L276 IsEmpty]: Start isEmpty. Operand 12609 states and 25070 transitions. [2022-02-18 15:58:31,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:58:31,678 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:58:31,678 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:58:31,678 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable194 [2022-02-18 15:58:31,678 INFO L402 AbstractCegarLoop]: === Iteration 196 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:58:31,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:58:31,678 INFO L85 PathProgramCache]: Analyzing trace with hash 1715305553, now seen corresponding path program 108 times [2022-02-18 15:58:31,679 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:58:31,679 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2117537037] [2022-02-18 15:58:31,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:58:31,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:58:31,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:58:31,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:58:31,840 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:58:31,841 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2117537037] [2022-02-18 15:58:31,841 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2117537037] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:58:31,841 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:58:31,841 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:58:31,841 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2083178722] [2022-02-18 15:58:31,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:58:31,841 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:58:31,841 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:58:31,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:58:31,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:58:31,842 INFO L87 Difference]: Start difference. First operand 12609 states and 25070 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:34,410 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:58:34,411 INFO L93 Difference]: Finished difference Result 36819 states and 73198 transitions. [2022-02-18 15:58:34,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-18 15:58:34,420 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:58:34,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:58:34,526 INFO L225 Difference]: With dead ends: 36819 [2022-02-18 15:58:34,527 INFO L226 Difference]: Without dead ends: 36819 [2022-02-18 15:58:34,527 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 237 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=223, Invalid=1037, Unknown=0, NotChecked=0, Total=1260 [2022-02-18 15:58:34,527 INFO L933 BasicCegarLoop]: 866 mSDtfsCounter, 1357 mSDsluCounter, 7184 mSDsCounter, 0 mSdLazyCounter, 5042 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1357 SdHoareTripleChecker+Valid, 8049 SdHoareTripleChecker+Invalid, 5106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 5042 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:58:34,527 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1357 Valid, 8049 Invalid, 5106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 5042 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-02-18 15:58:34,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36819 states. [2022-02-18 15:58:34,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36819 to 12621. [2022-02-18 15:58:34,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12621 states, 12542 states have (on average 2.0008770531015787) internal successors, (25095), 12620 states have internal predecessors, (25095), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:34,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12621 states to 12621 states and 25095 transitions. [2022-02-18 15:58:34,905 INFO L78 Accepts]: Start accepts. Automaton has 12621 states and 25095 transitions. Word has length 104 [2022-02-18 15:58:34,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:58:34,905 INFO L470 AbstractCegarLoop]: Abstraction has 12621 states and 25095 transitions. [2022-02-18 15:58:34,905 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:34,905 INFO L276 IsEmpty]: Start isEmpty. Operand 12621 states and 25095 transitions. [2022-02-18 15:58:34,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:58:34,907 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:58:34,907 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:58:34,907 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable195 [2022-02-18 15:58:34,907 INFO L402 AbstractCegarLoop]: === Iteration 197 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:58:34,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:58:34,907 INFO L85 PathProgramCache]: Analyzing trace with hash 558195341, now seen corresponding path program 109 times [2022-02-18 15:58:34,907 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:58:34,907 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [209729394] [2022-02-18 15:58:34,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:58:34,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:58:34,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:58:35,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:58:35,059 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:58:35,059 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [209729394] [2022-02-18 15:58:35,059 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [209729394] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:58:35,059 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:58:35,059 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:58:35,059 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [611283081] [2022-02-18 15:58:35,059 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:58:35,059 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:58:35,060 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:58:35,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:58:35,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:58:35,060 INFO L87 Difference]: Start difference. First operand 12621 states and 25095 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:37,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:58:37,622 INFO L93 Difference]: Finished difference Result 36772 states and 73104 transitions. [2022-02-18 15:58:37,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-18 15:58:37,623 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:58:37,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:58:37,684 INFO L225 Difference]: With dead ends: 36772 [2022-02-18 15:58:37,684 INFO L226 Difference]: Without dead ends: 36772 [2022-02-18 15:58:37,685 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 328 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=273, Invalid=1287, Unknown=0, NotChecked=0, Total=1560 [2022-02-18 15:58:37,685 INFO L933 BasicCegarLoop]: 934 mSDtfsCounter, 1778 mSDsluCounter, 7671 mSDsCounter, 0 mSdLazyCounter, 4960 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1778 SdHoareTripleChecker+Valid, 8604 SdHoareTripleChecker+Invalid, 5017 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 4960 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:58:37,685 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1778 Valid, 8604 Invalid, 5017 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 4960 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-02-18 15:58:37,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36772 states. [2022-02-18 15:58:37,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36772 to 12657. [2022-02-18 15:58:37,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12657 states, 12578 states have (on average 2.0009540467482907) internal successors, (25168), 12656 states have internal predecessors, (25168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:37,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12657 states to 12657 states and 25168 transitions. [2022-02-18 15:58:37,979 INFO L78 Accepts]: Start accepts. Automaton has 12657 states and 25168 transitions. Word has length 104 [2022-02-18 15:58:37,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:58:37,979 INFO L470 AbstractCegarLoop]: Abstraction has 12657 states and 25168 transitions. [2022-02-18 15:58:37,979 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:37,979 INFO L276 IsEmpty]: Start isEmpty. Operand 12657 states and 25168 transitions. [2022-02-18 15:58:37,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:58:37,981 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:58:37,981 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:58:37,981 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable196 [2022-02-18 15:58:37,981 INFO L402 AbstractCegarLoop]: === Iteration 198 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:58:37,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:58:37,981 INFO L85 PathProgramCache]: Analyzing trace with hash 1200476155, now seen corresponding path program 83 times [2022-02-18 15:58:37,981 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:58:37,981 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1809357569] [2022-02-18 15:58:37,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:58:37,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:58:38,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:58:38,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:58:38,130 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:58:38,130 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1809357569] [2022-02-18 15:58:38,130 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1809357569] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:58:38,130 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:58:38,130 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:58:38,130 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1034602392] [2022-02-18 15:58:38,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:58:38,131 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:58:38,131 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:58:38,131 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:58:38,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:58:38,131 INFO L87 Difference]: Start difference. First operand 12657 states and 25168 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:42,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:58:42,025 INFO L93 Difference]: Finished difference Result 37004 states and 73548 transitions. [2022-02-18 15:58:42,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-18 15:58:42,025 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:58:42,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:58:42,081 INFO L225 Difference]: With dead ends: 37004 [2022-02-18 15:58:42,081 INFO L226 Difference]: Without dead ends: 37004 [2022-02-18 15:58:42,081 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 233 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=252, Invalid=1080, Unknown=0, NotChecked=0, Total=1332 [2022-02-18 15:58:42,081 INFO L933 BasicCegarLoop]: 1198 mSDtfsCounter, 1672 mSDsluCounter, 10404 mSDsCounter, 0 mSdLazyCounter, 8945 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1672 SdHoareTripleChecker+Valid, 11598 SdHoareTripleChecker+Invalid, 9005 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 8945 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2022-02-18 15:58:42,081 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1672 Valid, 11598 Invalid, 9005 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 8945 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2022-02-18 15:58:42,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37004 states. [2022-02-18 15:58:42,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37004 to 12580. [2022-02-18 15:58:42,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12580 states, 12501 states have (on average 2.0009599232061435) internal successors, (25014), 12579 states have internal predecessors, (25014), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:42,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12580 states to 12580 states and 25014 transitions. [2022-02-18 15:58:42,375 INFO L78 Accepts]: Start accepts. Automaton has 12580 states and 25014 transitions. Word has length 104 [2022-02-18 15:58:42,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:58:42,376 INFO L470 AbstractCegarLoop]: Abstraction has 12580 states and 25014 transitions. [2022-02-18 15:58:42,376 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:42,376 INFO L276 IsEmpty]: Start isEmpty. Operand 12580 states and 25014 transitions. [2022-02-18 15:58:42,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:58:42,377 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:58:42,377 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:58:42,377 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable197 [2022-02-18 15:58:42,377 INFO L402 AbstractCegarLoop]: === Iteration 199 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:58:42,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:58:42,377 INFO L85 PathProgramCache]: Analyzing trace with hash -322741295, now seen corresponding path program 110 times [2022-02-18 15:58:42,377 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:58:42,377 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [985683368] [2022-02-18 15:58:42,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:58:42,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:58:42,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:58:42,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:58:42,534 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:58:42,534 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [985683368] [2022-02-18 15:58:42,534 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [985683368] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:58:42,534 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:58:42,534 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:58:42,534 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [119239381] [2022-02-18 15:58:42,534 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:58:42,534 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:58:42,534 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:58:42,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:58:42,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:58:42,535 INFO L87 Difference]: Start difference. First operand 12580 states and 25014 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:44,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:58:44,654 INFO L93 Difference]: Finished difference Result 26981 states and 53642 transitions. [2022-02-18 15:58:44,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-18 15:58:44,655 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:58:44,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:58:44,700 INFO L225 Difference]: With dead ends: 26981 [2022-02-18 15:58:44,700 INFO L226 Difference]: Without dead ends: 26981 [2022-02-18 15:58:44,700 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 225 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=237, Invalid=1023, Unknown=0, NotChecked=0, Total=1260 [2022-02-18 15:58:44,700 INFO L933 BasicCegarLoop]: 725 mSDtfsCounter, 991 mSDsluCounter, 5743 mSDsCounter, 0 mSdLazyCounter, 4200 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 991 SdHoareTripleChecker+Valid, 6467 SdHoareTripleChecker+Invalid, 4261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 4200 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:58:44,700 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [991 Valid, 6467 Invalid, 4261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 4200 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-18 15:58:44,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26981 states. [2022-02-18 15:58:44,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26981 to 12582. [2022-02-18 15:58:44,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12582 states, 12503 states have (on average 2.0009597696552825) internal successors, (25018), 12581 states have internal predecessors, (25018), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:44,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12582 states to 12582 states and 25018 transitions. [2022-02-18 15:58:44,948 INFO L78 Accepts]: Start accepts. Automaton has 12582 states and 25018 transitions. Word has length 104 [2022-02-18 15:58:44,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:58:44,948 INFO L470 AbstractCegarLoop]: Abstraction has 12582 states and 25018 transitions. [2022-02-18 15:58:44,948 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:44,948 INFO L276 IsEmpty]: Start isEmpty. Operand 12582 states and 25018 transitions. [2022-02-18 15:58:44,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:58:44,949 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:58:44,949 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:58:44,949 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable198 [2022-02-18 15:58:44,949 INFO L402 AbstractCegarLoop]: === Iteration 200 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:58:44,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:58:44,950 INFO L85 PathProgramCache]: Analyzing trace with hash -237912623, now seen corresponding path program 111 times [2022-02-18 15:58:44,950 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:58:44,950 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1980374800] [2022-02-18 15:58:44,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:58:44,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:58:44,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:58:45,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:58:45,101 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:58:45,101 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1980374800] [2022-02-18 15:58:45,101 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1980374800] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:58:45,101 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:58:45,101 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:58:45,101 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [909113741] [2022-02-18 15:58:45,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:58:45,102 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:58:45,102 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:58:45,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:58:45,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:58:45,102 INFO L87 Difference]: Start difference. First operand 12582 states and 25018 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:47,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:58:47,192 INFO L93 Difference]: Finished difference Result 27072 states and 53824 transitions. [2022-02-18 15:58:47,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-18 15:58:47,192 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:58:47,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:58:47,243 INFO L225 Difference]: With dead ends: 27072 [2022-02-18 15:58:47,243 INFO L226 Difference]: Without dead ends: 27072 [2022-02-18 15:58:47,244 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 227 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=235, Invalid=1025, Unknown=0, NotChecked=0, Total=1260 [2022-02-18 15:58:47,244 INFO L933 BasicCegarLoop]: 740 mSDtfsCounter, 1007 mSDsluCounter, 5521 mSDsCounter, 0 mSdLazyCounter, 3968 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1007 SdHoareTripleChecker+Valid, 6260 SdHoareTripleChecker+Invalid, 4046 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 3968 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:58:47,244 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1007 Valid, 6260 Invalid, 4046 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 3968 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-18 15:58:47,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27072 states. [2022-02-18 15:58:47,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27072 to 12580. [2022-02-18 15:58:47,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12580 states, 12501 states have (on average 2.0009599232061435) internal successors, (25014), 12579 states have internal predecessors, (25014), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:47,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12580 states to 12580 states and 25014 transitions. [2022-02-18 15:58:47,599 INFO L78 Accepts]: Start accepts. Automaton has 12580 states and 25014 transitions. Word has length 104 [2022-02-18 15:58:47,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:58:47,599 INFO L470 AbstractCegarLoop]: Abstraction has 12580 states and 25014 transitions. [2022-02-18 15:58:47,599 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:47,599 INFO L276 IsEmpty]: Start isEmpty. Operand 12580 states and 25014 transitions. [2022-02-18 15:58:47,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:58:47,600 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:58:47,600 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:58:47,600 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable199 [2022-02-18 15:58:47,601 INFO L402 AbstractCegarLoop]: === Iteration 201 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:58:47,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:58:47,601 INFO L85 PathProgramCache]: Analyzing trace with hash -1158488589, now seen corresponding path program 112 times [2022-02-18 15:58:47,601 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:58:47,601 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2080278911] [2022-02-18 15:58:47,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:58:47,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:58:47,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:58:47,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:58:47,762 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:58:47,762 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2080278911] [2022-02-18 15:58:47,762 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2080278911] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:58:47,762 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:58:47,762 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:58:47,762 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240023487] [2022-02-18 15:58:47,762 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:58:47,763 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:58:47,763 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:58:47,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:58:47,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:58:47,763 INFO L87 Difference]: Start difference. First operand 12580 states and 25014 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:50,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:58:50,032 INFO L93 Difference]: Finished difference Result 27207 states and 54090 transitions. [2022-02-18 15:58:50,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-18 15:58:50,033 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:58:50,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:58:50,074 INFO L225 Difference]: With dead ends: 27207 [2022-02-18 15:58:50,074 INFO L226 Difference]: Without dead ends: 27207 [2022-02-18 15:58:50,074 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 227 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=235, Invalid=1025, Unknown=0, NotChecked=0, Total=1260 [2022-02-18 15:58:50,074 INFO L933 BasicCegarLoop]: 749 mSDtfsCounter, 1003 mSDsluCounter, 6007 mSDsCounter, 0 mSdLazyCounter, 4628 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1003 SdHoareTripleChecker+Valid, 6755 SdHoareTripleChecker+Invalid, 4703 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 4628 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:58:50,074 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1003 Valid, 6755 Invalid, 4703 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 4628 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-18 15:58:50,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27207 states. [2022-02-18 15:58:50,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27207 to 12570. [2022-02-18 15:58:50,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12570 states, 12491 states have (on average 2.0009606916980225) internal successors, (24994), 12569 states have internal predecessors, (24994), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:50,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12570 states to 12570 states and 24994 transitions. [2022-02-18 15:58:50,300 INFO L78 Accepts]: Start accepts. Automaton has 12570 states and 24994 transitions. Word has length 104 [2022-02-18 15:58:50,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:58:50,301 INFO L470 AbstractCegarLoop]: Abstraction has 12570 states and 24994 transitions. [2022-02-18 15:58:50,301 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:50,301 INFO L276 IsEmpty]: Start isEmpty. Operand 12570 states and 24994 transitions. [2022-02-18 15:58:50,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:58:50,302 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:58:50,302 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:58:50,302 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable200 [2022-02-18 15:58:50,302 INFO L402 AbstractCegarLoop]: === Iteration 202 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:58:50,302 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:58:50,302 INFO L85 PathProgramCache]: Analyzing trace with hash -1651867217, now seen corresponding path program 113 times [2022-02-18 15:58:50,302 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:58:50,303 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238676016] [2022-02-18 15:58:50,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:58:50,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:58:50,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:58:50,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:58:50,493 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:58:50,493 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238676016] [2022-02-18 15:58:50,493 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1238676016] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:58:50,494 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:58:50,494 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:58:50,494 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1509794481] [2022-02-18 15:58:50,494 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:58:50,494 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:58:50,494 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:58:50,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:58:50,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:58:50,494 INFO L87 Difference]: Start difference. First operand 12570 states and 24994 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:52,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:58:52,950 INFO L93 Difference]: Finished difference Result 26965 states and 53610 transitions. [2022-02-18 15:58:52,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-18 15:58:52,951 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:58:52,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:58:53,004 INFO L225 Difference]: With dead ends: 26965 [2022-02-18 15:58:53,004 INFO L226 Difference]: Without dead ends: 26965 [2022-02-18 15:58:53,004 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 238 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=259, Invalid=1073, Unknown=0, NotChecked=0, Total=1332 [2022-02-18 15:58:53,004 INFO L933 BasicCegarLoop]: 753 mSDtfsCounter, 1017 mSDsluCounter, 6011 mSDsCounter, 0 mSdLazyCounter, 4532 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1017 SdHoareTripleChecker+Valid, 6763 SdHoareTripleChecker+Invalid, 4594 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 4532 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:58:53,004 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1017 Valid, 6763 Invalid, 4594 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 4532 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-18 15:58:53,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26965 states. [2022-02-18 15:58:53,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26965 to 12570. [2022-02-18 15:58:53,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12570 states, 12491 states have (on average 2.0009606916980225) internal successors, (24994), 12569 states have internal predecessors, (24994), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:53,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12570 states to 12570 states and 24994 transitions. [2022-02-18 15:58:53,288 INFO L78 Accepts]: Start accepts. Automaton has 12570 states and 24994 transitions. Word has length 104 [2022-02-18 15:58:53,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:58:53,288 INFO L470 AbstractCegarLoop]: Abstraction has 12570 states and 24994 transitions. [2022-02-18 15:58:53,288 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:53,288 INFO L276 IsEmpty]: Start isEmpty. Operand 12570 states and 24994 transitions. [2022-02-18 15:58:53,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:58:53,290 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:58:53,290 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:58:53,290 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable201 [2022-02-18 15:58:53,290 INFO L402 AbstractCegarLoop]: === Iteration 203 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:58:53,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:58:53,290 INFO L85 PathProgramCache]: Analyzing trace with hash -1567038545, now seen corresponding path program 114 times [2022-02-18 15:58:53,290 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:58:53,290 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [313272054] [2022-02-18 15:58:53,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:58:53,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:58:53,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:58:53,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:58:53,457 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:58:53,457 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [313272054] [2022-02-18 15:58:53,457 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [313272054] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:58:53,457 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:58:53,457 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:58:53,457 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1173214126] [2022-02-18 15:58:53,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:58:53,458 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:58:53,458 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:58:53,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:58:53,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:58:53,458 INFO L87 Difference]: Start difference. First operand 12570 states and 24994 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:55,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:58:55,813 INFO L93 Difference]: Finished difference Result 27107 states and 53890 transitions. [2022-02-18 15:58:55,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-18 15:58:55,814 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:58:55,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:58:55,867 INFO L225 Difference]: With dead ends: 27107 [2022-02-18 15:58:55,868 INFO L226 Difference]: Without dead ends: 27107 [2022-02-18 15:58:55,868 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 239 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=258, Invalid=1074, Unknown=0, NotChecked=0, Total=1332 [2022-02-18 15:58:55,868 INFO L933 BasicCegarLoop]: 768 mSDtfsCounter, 1046 mSDsluCounter, 5973 mSDsCounter, 0 mSdLazyCounter, 4603 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1046 SdHoareTripleChecker+Valid, 6740 SdHoareTripleChecker+Invalid, 4669 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 4603 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:58:55,868 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1046 Valid, 6740 Invalid, 4669 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 4603 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-18 15:58:55,906 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27107 states. [2022-02-18 15:58:56,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27107 to 12560. [2022-02-18 15:58:56,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12560 states, 12481 states have (on average 2.0009614614213604) internal successors, (24974), 12559 states have internal predecessors, (24974), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:56,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12560 states to 12560 states and 24974 transitions. [2022-02-18 15:58:56,167 INFO L78 Accepts]: Start accepts. Automaton has 12560 states and 24974 transitions. Word has length 104 [2022-02-18 15:58:56,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:58:56,167 INFO L470 AbstractCegarLoop]: Abstraction has 12560 states and 24974 transitions. [2022-02-18 15:58:56,167 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:56,167 INFO L276 IsEmpty]: Start isEmpty. Operand 12560 states and 24974 transitions. [2022-02-18 15:58:56,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:58:56,169 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:58:56,169 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:58:56,169 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable202 [2022-02-18 15:58:56,169 INFO L402 AbstractCegarLoop]: === Iteration 204 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:58:56,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:58:56,169 INFO L85 PathProgramCache]: Analyzing trace with hash 383806545, now seen corresponding path program 115 times [2022-02-18 15:58:56,169 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:58:56,169 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693119023] [2022-02-18 15:58:56,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:58:56,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:58:56,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:58:56,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:58:56,333 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:58:56,333 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693119023] [2022-02-18 15:58:56,333 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1693119023] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:58:56,333 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:58:56,333 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:58:56,333 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [195751485] [2022-02-18 15:58:56,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:58:56,333 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:58:56,333 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:58:56,334 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:58:56,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:58:56,334 INFO L87 Difference]: Start difference. First operand 12560 states and 24974 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:58,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:58:58,549 INFO L93 Difference]: Finished difference Result 26926 states and 53528 transitions. [2022-02-18 15:58:58,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-18 15:58:58,549 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:58:58,550 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:58:58,591 INFO L225 Difference]: With dead ends: 26926 [2022-02-18 15:58:58,591 INFO L226 Difference]: Without dead ends: 26926 [2022-02-18 15:58:58,592 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 252 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=286, Invalid=1120, Unknown=0, NotChecked=0, Total=1406 [2022-02-18 15:58:58,592 INFO L933 BasicCegarLoop]: 767 mSDtfsCounter, 1093 mSDsluCounter, 5723 mSDsCounter, 0 mSdLazyCounter, 4254 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1093 SdHoareTripleChecker+Valid, 6489 SdHoareTripleChecker+Invalid, 4311 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 4254 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:58:58,592 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1093 Valid, 6489 Invalid, 4311 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 4254 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-18 15:58:58,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26926 states. [2022-02-18 15:58:58,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26926 to 12516. [2022-02-18 15:58:58,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12516 states, 12437 states have (on average 2.0006432419393745) internal successors, (24882), 12515 states have internal predecessors, (24882), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:58,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12516 states to 12516 states and 24882 transitions. [2022-02-18 15:58:58,818 INFO L78 Accepts]: Start accepts. Automaton has 12516 states and 24882 transitions. Word has length 104 [2022-02-18 15:58:58,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:58:58,819 INFO L470 AbstractCegarLoop]: Abstraction has 12516 states and 24882 transitions. [2022-02-18 15:58:58,819 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:58:58,819 INFO L276 IsEmpty]: Start isEmpty. Operand 12516 states and 24882 transitions. [2022-02-18 15:58:58,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:58:58,820 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:58:58,820 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:58:58,820 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable203 [2022-02-18 15:58:58,820 INFO L402 AbstractCegarLoop]: === Iteration 205 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:58:58,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:58:58,820 INFO L85 PathProgramCache]: Analyzing trace with hash 686113899, now seen corresponding path program 116 times [2022-02-18 15:58:58,820 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:58:58,820 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1273282975] [2022-02-18 15:58:58,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:58:58,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:58:58,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:58:58,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:58:58,973 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:58:58,973 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1273282975] [2022-02-18 15:58:58,973 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1273282975] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:58:58,973 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:58:58,973 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:58:58,973 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [544448037] [2022-02-18 15:58:58,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:58:58,974 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:58:58,974 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:58:58,974 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:58:58,974 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:58:58,974 INFO L87 Difference]: Start difference. First operand 12516 states and 24882 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:01,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:59:01,153 INFO L93 Difference]: Finished difference Result 32890 states and 65385 transitions. [2022-02-18 15:59:01,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-18 15:59:01,154 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:59:01,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:59:01,202 INFO L225 Difference]: With dead ends: 32890 [2022-02-18 15:59:01,202 INFO L226 Difference]: Without dead ends: 32890 [2022-02-18 15:59:01,203 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 319 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=263, Invalid=1219, Unknown=0, NotChecked=0, Total=1482 [2022-02-18 15:59:01,203 INFO L933 BasicCegarLoop]: 947 mSDtfsCounter, 1508 mSDsluCounter, 7078 mSDsCounter, 0 mSdLazyCounter, 4090 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1508 SdHoareTripleChecker+Valid, 8024 SdHoareTripleChecker+Invalid, 4149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 4090 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:59:01,203 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1508 Valid, 8024 Invalid, 4149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 4090 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-18 15:59:01,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32890 states. [2022-02-18 15:59:01,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32890 to 12536. [2022-02-18 15:59:01,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12536 states, 12457 states have (on average 2.000722485349603) internal successors, (24923), 12535 states have internal predecessors, (24923), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:01,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12536 states to 12536 states and 24923 transitions. [2022-02-18 15:59:01,470 INFO L78 Accepts]: Start accepts. Automaton has 12536 states and 24923 transitions. Word has length 104 [2022-02-18 15:59:01,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:59:01,470 INFO L470 AbstractCegarLoop]: Abstraction has 12536 states and 24923 transitions. [2022-02-18 15:59:01,471 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:01,471 INFO L276 IsEmpty]: Start isEmpty. Operand 12536 states and 24923 transitions. [2022-02-18 15:59:01,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:59:01,472 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:59:01,472 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:59:01,472 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable204 [2022-02-18 15:59:01,472 INFO L402 AbstractCegarLoop]: === Iteration 206 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:59:01,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:59:01,472 INFO L85 PathProgramCache]: Analyzing trace with hash 770942571, now seen corresponding path program 117 times [2022-02-18 15:59:01,472 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:59:01,472 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109241592] [2022-02-18 15:59:01,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:59:01,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:59:01,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:59:01,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:59:01,624 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:59:01,624 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [109241592] [2022-02-18 15:59:01,624 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [109241592] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:59:01,624 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:59:01,624 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:59:01,624 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [811900738] [2022-02-18 15:59:01,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:59:01,624 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:59:01,624 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:59:01,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:59:01,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:59:01,625 INFO L87 Difference]: Start difference. First operand 12536 states and 24923 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:04,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:59:04,101 INFO L93 Difference]: Finished difference Result 32991 states and 65587 transitions. [2022-02-18 15:59:04,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-18 15:59:04,102 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:59:04,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:59:04,149 INFO L225 Difference]: With dead ends: 32991 [2022-02-18 15:59:04,149 INFO L226 Difference]: Without dead ends: 32991 [2022-02-18 15:59:04,149 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 299 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=244, Invalid=1162, Unknown=0, NotChecked=0, Total=1406 [2022-02-18 15:59:04,149 INFO L933 BasicCegarLoop]: 979 mSDtfsCounter, 1376 mSDsluCounter, 7587 mSDsCounter, 0 mSdLazyCounter, 5077 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1376 SdHoareTripleChecker+Valid, 8565 SdHoareTripleChecker+Invalid, 5127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 5077 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:59:04,149 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1376 Valid, 8565 Invalid, 5127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 5077 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-02-18 15:59:04,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32991 states. [2022-02-18 15:59:04,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32991 to 12548. [2022-02-18 15:59:04,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12548 states, 12469 states have (on average 2.000801988932553) internal successors, (24948), 12547 states have internal predecessors, (24948), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:04,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12548 states to 12548 states and 24948 transitions. [2022-02-18 15:59:04,445 INFO L78 Accepts]: Start accepts. Automaton has 12548 states and 24948 transitions. Word has length 104 [2022-02-18 15:59:04,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:59:04,445 INFO L470 AbstractCegarLoop]: Abstraction has 12548 states and 24948 transitions. [2022-02-18 15:59:04,446 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:04,446 INFO L276 IsEmpty]: Start isEmpty. Operand 12548 states and 24948 transitions. [2022-02-18 15:59:04,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:59:04,447 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:59:04,447 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:59:04,447 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable205 [2022-02-18 15:59:04,447 INFO L402 AbstractCegarLoop]: === Iteration 207 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:59:04,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:59:04,447 INFO L85 PathProgramCache]: Analyzing trace with hash -149633395, now seen corresponding path program 118 times [2022-02-18 15:59:04,448 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:59:04,448 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1454491092] [2022-02-18 15:59:04,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:59:04,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:59:04,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:59:04,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:59:04,603 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:59:04,603 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1454491092] [2022-02-18 15:59:04,603 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1454491092] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:59:04,603 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:59:04,603 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:59:04,604 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [774439351] [2022-02-18 15:59:04,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:59:04,604 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:59:04,604 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:59:04,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:59:04,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:59:04,604 INFO L87 Difference]: Start difference. First operand 12548 states and 24948 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:06,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:59:06,867 INFO L93 Difference]: Finished difference Result 33065 states and 65735 transitions. [2022-02-18 15:59:06,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-18 15:59:06,868 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:59:06,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:59:06,932 INFO L225 Difference]: With dead ends: 33065 [2022-02-18 15:59:06,932 INFO L226 Difference]: Without dead ends: 33065 [2022-02-18 15:59:06,932 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 277 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=228, Invalid=1104, Unknown=0, NotChecked=0, Total=1332 [2022-02-18 15:59:06,932 INFO L933 BasicCegarLoop]: 944 mSDtfsCounter, 1348 mSDsluCounter, 7113 mSDsCounter, 0 mSdLazyCounter, 4353 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1348 SdHoareTripleChecker+Valid, 8056 SdHoareTripleChecker+Invalid, 4422 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 4353 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:59:06,933 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1348 Valid, 8056 Invalid, 4422 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 4353 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-18 15:59:06,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33065 states. [2022-02-18 15:59:07,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33065 to 12560. [2022-02-18 15:59:07,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12560 states, 12481 states have (on average 2.0008813396362473) internal successors, (24973), 12559 states have internal predecessors, (24973), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:07,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12560 states to 12560 states and 24973 transitions. [2022-02-18 15:59:07,271 INFO L78 Accepts]: Start accepts. Automaton has 12560 states and 24973 transitions. Word has length 104 [2022-02-18 15:59:07,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:59:07,271 INFO L470 AbstractCegarLoop]: Abstraction has 12560 states and 24973 transitions. [2022-02-18 15:59:07,271 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:07,271 INFO L276 IsEmpty]: Start isEmpty. Operand 12560 states and 24973 transitions. [2022-02-18 15:59:07,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:59:07,272 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:59:07,272 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:59:07,272 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable206 [2022-02-18 15:59:07,273 INFO L402 AbstractCegarLoop]: === Iteration 208 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:59:07,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:59:07,273 INFO L85 PathProgramCache]: Analyzing trace with hash -1306743607, now seen corresponding path program 119 times [2022-02-18 15:59:07,273 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:59:07,273 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1136408190] [2022-02-18 15:59:07,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:59:07,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:59:07,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:59:07,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:59:07,463 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:59:07,463 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1136408190] [2022-02-18 15:59:07,463 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1136408190] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:59:07,463 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:59:07,463 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:59:07,463 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685305329] [2022-02-18 15:59:07,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:59:07,464 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:59:07,464 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:59:07,464 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:59:07,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:59:07,464 INFO L87 Difference]: Start difference. First operand 12560 states and 24973 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:09,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:59:09,827 INFO L93 Difference]: Finished difference Result 42737 states and 84965 transitions. [2022-02-18 15:59:09,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-02-18 15:59:09,828 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:59:09,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:59:09,912 INFO L225 Difference]: With dead ends: 42737 [2022-02-18 15:59:09,912 INFO L226 Difference]: Without dead ends: 42737 [2022-02-18 15:59:09,913 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 372 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=283, Invalid=1357, Unknown=0, NotChecked=0, Total=1640 [2022-02-18 15:59:09,913 INFO L933 BasicCegarLoop]: 993 mSDtfsCounter, 1932 mSDsluCounter, 7533 mSDsCounter, 0 mSdLazyCounter, 4224 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1932 SdHoareTripleChecker+Valid, 8525 SdHoareTripleChecker+Invalid, 4281 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 4224 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-02-18 15:59:09,913 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1932 Valid, 8525 Invalid, 4281 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 4224 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-02-18 15:59:09,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42737 states. [2022-02-18 15:59:10,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42737 to 12596. [2022-02-18 15:59:10,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12596 states, 12517 states have (on average 2.0009586961732047) internal successors, (25046), 12595 states have internal predecessors, (25046), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:10,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12596 states to 12596 states and 25046 transitions. [2022-02-18 15:59:10,319 INFO L78 Accepts]: Start accepts. Automaton has 12596 states and 25046 transitions. Word has length 104 [2022-02-18 15:59:10,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:59:10,319 INFO L470 AbstractCegarLoop]: Abstraction has 12596 states and 25046 transitions. [2022-02-18 15:59:10,320 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:10,320 INFO L276 IsEmpty]: Start isEmpty. Operand 12596 states and 25046 transitions. [2022-02-18 15:59:10,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:59:10,321 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:59:10,321 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:59:10,321 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable207 [2022-02-18 15:59:10,321 INFO L402 AbstractCegarLoop]: === Iteration 209 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:59:10,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:59:10,321 INFO L85 PathProgramCache]: Analyzing trace with hash -664462793, now seen corresponding path program 84 times [2022-02-18 15:59:10,321 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:59:10,321 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [436687976] [2022-02-18 15:59:10,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:59:10,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:59:10,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:59:10,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:59:10,456 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:59:10,456 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [436687976] [2022-02-18 15:59:10,457 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [436687976] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:59:10,457 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:59:10,457 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:59:10,457 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895660289] [2022-02-18 15:59:10,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:59:10,457 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:59:10,457 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:59:10,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:59:10,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:59:10,457 INFO L87 Difference]: Start difference. First operand 12596 states and 25046 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:14,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:59:14,459 INFO L93 Difference]: Finished difference Result 42899 states and 85269 transitions. [2022-02-18 15:59:14,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-02-18 15:59:14,459 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:59:14,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:59:14,545 INFO L225 Difference]: With dead ends: 42899 [2022-02-18 15:59:14,545 INFO L226 Difference]: Without dead ends: 42899 [2022-02-18 15:59:14,545 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 237 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=273, Invalid=1059, Unknown=0, NotChecked=0, Total=1332 [2022-02-18 15:59:14,545 INFO L933 BasicCegarLoop]: 1260 mSDtfsCounter, 1819 mSDsluCounter, 10770 mSDsCounter, 0 mSdLazyCounter, 8516 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1819 SdHoareTripleChecker+Valid, 12025 SdHoareTripleChecker+Invalid, 8581 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 8516 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2022-02-18 15:59:14,545 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1819 Valid, 12025 Invalid, 8581 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 8516 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2022-02-18 15:59:14,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42899 states. [2022-02-18 15:59:14,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42899 to 12486. [2022-02-18 15:59:14,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12486 states, 12407 states have (on average 2.0006447972918515) internal successors, (24822), 12485 states have internal predecessors, (24822), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:14,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12486 states to 12486 states and 24822 transitions. [2022-02-18 15:59:14,952 INFO L78 Accepts]: Start accepts. Automaton has 12486 states and 24822 transitions. Word has length 104 [2022-02-18 15:59:14,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:59:14,952 INFO L470 AbstractCegarLoop]: Abstraction has 12486 states and 24822 transitions. [2022-02-18 15:59:14,952 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:14,952 INFO L276 IsEmpty]: Start isEmpty. Operand 12486 states and 24822 transitions. [2022-02-18 15:59:14,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:59:14,953 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:59:14,953 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:59:14,954 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable208 [2022-02-18 15:59:14,954 INFO L402 AbstractCegarLoop]: === Iteration 210 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:59:14,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:59:14,954 INFO L85 PathProgramCache]: Analyzing trace with hash -1155187255, now seen corresponding path program 120 times [2022-02-18 15:59:14,954 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:59:14,954 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1269366926] [2022-02-18 15:59:14,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:59:14,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:59:14,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:59:15,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:59:15,112 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:59:15,112 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1269366926] [2022-02-18 15:59:15,113 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1269366926] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:59:15,113 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:59:15,113 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:59:15,113 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1369574940] [2022-02-18 15:59:15,113 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:59:15,113 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:59:15,113 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:59:15,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:59:15,113 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:59:15,113 INFO L87 Difference]: Start difference. First operand 12486 states and 24822 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:17,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:59:17,375 INFO L93 Difference]: Finished difference Result 32569 states and 64745 transitions. [2022-02-18 15:59:17,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-02-18 15:59:17,376 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:59:17,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:59:17,443 INFO L225 Difference]: With dead ends: 32569 [2022-02-18 15:59:17,443 INFO L226 Difference]: Without dead ends: 32569 [2022-02-18 15:59:17,444 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 337 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=274, Invalid=1286, Unknown=0, NotChecked=0, Total=1560 [2022-02-18 15:59:17,444 INFO L933 BasicCegarLoop]: 993 mSDtfsCounter, 1757 mSDsluCounter, 7228 mSDsCounter, 0 mSdLazyCounter, 4014 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1757 SdHoareTripleChecker+Valid, 8220 SdHoareTripleChecker+Invalid, 4072 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 4014 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:59:17,444 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1757 Valid, 8220 Invalid, 4072 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 4014 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-18 15:59:17,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32569 states. [2022-02-18 15:59:17,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32569 to 12542. [2022-02-18 15:59:17,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12542 states, 12463 states have (on average 2.0009628500361067) internal successors, (24938), 12541 states have internal predecessors, (24938), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:17,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12542 states to 12542 states and 24938 transitions. [2022-02-18 15:59:17,783 INFO L78 Accepts]: Start accepts. Automaton has 12542 states and 24938 transitions. Word has length 104 [2022-02-18 15:59:17,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:59:17,783 INFO L470 AbstractCegarLoop]: Abstraction has 12542 states and 24938 transitions. [2022-02-18 15:59:17,783 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:17,783 INFO L276 IsEmpty]: Start isEmpty. Operand 12542 states and 24938 transitions. [2022-02-18 15:59:17,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:59:17,784 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:59:17,784 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:59:17,785 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable209 [2022-02-18 15:59:17,785 INFO L402 AbstractCegarLoop]: === Iteration 211 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:59:17,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:59:17,785 INFO L85 PathProgramCache]: Analyzing trace with hash -512906441, now seen corresponding path program 85 times [2022-02-18 15:59:17,785 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:59:17,785 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [998224399] [2022-02-18 15:59:17,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:59:17,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:59:17,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:59:17,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:59:17,923 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:59:17,923 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [998224399] [2022-02-18 15:59:17,924 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [998224399] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:59:17,924 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:59:17,924 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:59:17,924 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [347715427] [2022-02-18 15:59:17,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:59:17,924 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:59:17,924 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:59:17,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:59:17,924 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:59:17,924 INFO L87 Difference]: Start difference. First operand 12542 states and 24938 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:20,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:59:20,469 INFO L93 Difference]: Finished difference Result 32810 states and 65212 transitions. [2022-02-18 15:59:20,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-18 15:59:20,470 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:59:20,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:59:20,535 INFO L225 Difference]: With dead ends: 32810 [2022-02-18 15:59:20,536 INFO L226 Difference]: Without dead ends: 32810 [2022-02-18 15:59:20,536 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 171 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=217, Invalid=839, Unknown=0, NotChecked=0, Total=1056 [2022-02-18 15:59:20,536 INFO L933 BasicCegarLoop]: 1264 mSDtfsCounter, 1640 mSDsluCounter, 8555 mSDsCounter, 0 mSdLazyCounter, 5450 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1640 SdHoareTripleChecker+Valid, 9817 SdHoareTripleChecker+Invalid, 5524 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 5450 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-02-18 15:59:20,536 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1640 Valid, 9817 Invalid, 5524 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 5450 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-02-18 15:59:20,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32810 states. [2022-02-18 15:59:20,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32810 to 12408. [2022-02-18 15:59:20,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12408 states, 12329 states have (on average 2.0006488766323303) internal successors, (24666), 12407 states have internal predecessors, (24666), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:20,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12408 states to 12408 states and 24666 transitions. [2022-02-18 15:59:20,952 INFO L78 Accepts]: Start accepts. Automaton has 12408 states and 24666 transitions. Word has length 104 [2022-02-18 15:59:20,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:59:20,952 INFO L470 AbstractCegarLoop]: Abstraction has 12408 states and 24666 transitions. [2022-02-18 15:59:20,953 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:20,953 INFO L276 IsEmpty]: Start isEmpty. Operand 12408 states and 24666 transitions. [2022-02-18 15:59:20,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:59:20,954 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:59:20,954 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:59:20,954 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable210 [2022-02-18 15:59:20,954 INFO L402 AbstractCegarLoop]: === Iteration 212 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:59:20,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:59:20,954 INFO L85 PathProgramCache]: Analyzing trace with hash -1379034839, now seen corresponding path program 86 times [2022-02-18 15:59:20,954 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:59:20,955 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [470234630] [2022-02-18 15:59:20,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:59:20,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:59:20,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:59:21,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:59:21,132 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:59:21,133 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [470234630] [2022-02-18 15:59:21,133 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [470234630] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:59:21,133 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:59:21,133 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:59:21,133 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [160965299] [2022-02-18 15:59:21,133 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:59:21,133 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:59:21,133 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:59:21,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:59:21,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:59:21,134 INFO L87 Difference]: Start difference. First operand 12408 states and 24666 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:22,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:59:22,780 INFO L93 Difference]: Finished difference Result 23194 states and 46116 transitions. [2022-02-18 15:59:22,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-18 15:59:22,780 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:59:22,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:59:22,822 INFO L225 Difference]: With dead ends: 23194 [2022-02-18 15:59:22,822 INFO L226 Difference]: Without dead ends: 23194 [2022-02-18 15:59:22,822 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 197 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=226, Invalid=830, Unknown=0, NotChecked=0, Total=1056 [2022-02-18 15:59:22,822 INFO L933 BasicCegarLoop]: 771 mSDtfsCounter, 1007 mSDsluCounter, 4615 mSDsCounter, 0 mSdLazyCounter, 3037 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1007 SdHoareTripleChecker+Valid, 5385 SdHoareTripleChecker+Invalid, 3118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 3037 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-02-18 15:59:22,823 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1007 Valid, 5385 Invalid, 3118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 3037 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-02-18 15:59:22,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23194 states. [2022-02-18 15:59:23,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23194 to 12510. [2022-02-18 15:59:23,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12510 states, 12431 states have (on average 2.0006435524092994) internal successors, (24870), 12509 states have internal predecessors, (24870), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:23,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12510 states to 12510 states and 24870 transitions. [2022-02-18 15:59:23,091 INFO L78 Accepts]: Start accepts. Automaton has 12510 states and 24870 transitions. Word has length 104 [2022-02-18 15:59:23,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:59:23,091 INFO L470 AbstractCegarLoop]: Abstraction has 12510 states and 24870 transitions. [2022-02-18 15:59:23,091 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:23,091 INFO L276 IsEmpty]: Start isEmpty. Operand 12510 states and 24870 transitions. [2022-02-18 15:59:23,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:59:23,093 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:59:23,093 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:59:23,093 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable211 [2022-02-18 15:59:23,093 INFO L402 AbstractCegarLoop]: === Iteration 213 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:59:23,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:59:23,093 INFO L85 PathProgramCache]: Analyzing trace with hash -346790173, now seen corresponding path program 87 times [2022-02-18 15:59:23,093 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:59:23,093 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716605180] [2022-02-18 15:59:23,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:59:23,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:59:23,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:59:23,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:59:23,266 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:59:23,266 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716605180] [2022-02-18 15:59:23,267 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [716605180] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:59:23,267 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:59:23,267 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:59:23,267 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1891698433] [2022-02-18 15:59:23,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:59:23,267 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:59:23,267 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:59:23,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:59:23,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:59:23,267 INFO L87 Difference]: Start difference. First operand 12510 states and 24870 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:25,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:59:25,541 INFO L93 Difference]: Finished difference Result 23188 states and 46108 transitions. [2022-02-18 15:59:25,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-02-18 15:59:25,541 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:59:25,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:59:25,580 INFO L225 Difference]: With dead ends: 23188 [2022-02-18 15:59:25,580 INFO L226 Difference]: Without dead ends: 23188 [2022-02-18 15:59:25,580 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 254 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=248, Invalid=1012, Unknown=0, NotChecked=0, Total=1260 [2022-02-18 15:59:25,580 INFO L933 BasicCegarLoop]: 768 mSDtfsCounter, 1046 mSDsluCounter, 5833 mSDsCounter, 0 mSdLazyCounter, 4442 mSolverCounterSat, 93 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1046 SdHoareTripleChecker+Valid, 6600 SdHoareTripleChecker+Invalid, 4535 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 93 IncrementalHoareTripleChecker+Valid, 4442 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:59:25,581 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1046 Valid, 6600 Invalid, 4535 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [93 Valid, 4442 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-18 15:59:25,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23188 states. [2022-02-18 15:59:25,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23188 to 12524. [2022-02-18 15:59:25,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12524 states, 12445 states have (on average 2.0007231820008036) internal successors, (24899), 12523 states have internal predecessors, (24899), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:25,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12524 states to 12524 states and 24899 transitions. [2022-02-18 15:59:25,839 INFO L78 Accepts]: Start accepts. Automaton has 12524 states and 24899 transitions. Word has length 104 [2022-02-18 15:59:25,840 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:59:25,840 INFO L470 AbstractCegarLoop]: Abstraction has 12524 states and 24899 transitions. [2022-02-18 15:59:25,840 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:25,840 INFO L276 IsEmpty]: Start isEmpty. Operand 12524 states and 24899 transitions. [2022-02-18 15:59:25,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:59:25,841 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:59:25,841 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:59:25,841 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable212 [2022-02-18 15:59:25,841 INFO L402 AbstractCegarLoop]: === Iteration 214 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:59:25,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:59:25,841 INFO L85 PathProgramCache]: Analyzing trace with hash 843937065, now seen corresponding path program 88 times [2022-02-18 15:59:25,842 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:59:25,842 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [652596804] [2022-02-18 15:59:25,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:59:25,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:59:25,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:59:26,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:59:26,005 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:59:26,005 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [652596804] [2022-02-18 15:59:26,005 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [652596804] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:59:26,005 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:59:26,005 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:59:26,005 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919306060] [2022-02-18 15:59:26,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:59:26,006 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:59:26,006 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:59:26,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:59:26,006 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:59:26,006 INFO L87 Difference]: Start difference. First operand 12524 states and 24899 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:28,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:59:28,125 INFO L93 Difference]: Finished difference Result 23363 states and 46458 transitions. [2022-02-18 15:59:28,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-18 15:59:28,125 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:59:28,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:59:28,166 INFO L225 Difference]: With dead ends: 23363 [2022-02-18 15:59:28,166 INFO L226 Difference]: Without dead ends: 23363 [2022-02-18 15:59:28,167 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 257 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=232, Invalid=1028, Unknown=0, NotChecked=0, Total=1260 [2022-02-18 15:59:28,167 INFO L933 BasicCegarLoop]: 769 mSDtfsCounter, 946 mSDsluCounter, 5578 mSDsCounter, 0 mSdLazyCounter, 4208 mSolverCounterSat, 110 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 946 SdHoareTripleChecker+Valid, 6346 SdHoareTripleChecker+Invalid, 4318 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 110 IncrementalHoareTripleChecker+Valid, 4208 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:59:28,167 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [946 Valid, 6346 Invalid, 4318 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [110 Valid, 4208 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-18 15:59:28,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23363 states. [2022-02-18 15:59:28,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23363 to 12538. [2022-02-18 15:59:28,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12538 states, 12459 states have (on average 2.0008026326350428) internal successors, (24928), 12537 states have internal predecessors, (24928), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:28,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12538 states to 12538 states and 24928 transitions. [2022-02-18 15:59:28,436 INFO L78 Accepts]: Start accepts. Automaton has 12538 states and 24928 transitions. Word has length 104 [2022-02-18 15:59:28,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:59:28,436 INFO L470 AbstractCegarLoop]: Abstraction has 12538 states and 24928 transitions. [2022-02-18 15:59:28,436 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:28,436 INFO L276 IsEmpty]: Start isEmpty. Operand 12538 states and 24928 transitions. [2022-02-18 15:59:28,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:59:28,438 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:59:28,438 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:59:28,438 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable213 [2022-02-18 15:59:28,438 INFO L402 AbstractCegarLoop]: === Iteration 215 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:59:28,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:59:28,438 INFO L85 PathProgramCache]: Analyzing trace with hash -1409181913, now seen corresponding path program 89 times [2022-02-18 15:59:28,438 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:59:28,438 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1637354838] [2022-02-18 15:59:28,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:59:28,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:59:28,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:59:28,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:59:28,608 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:59:28,608 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1637354838] [2022-02-18 15:59:28,608 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1637354838] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:59:28,608 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:59:28,608 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:59:28,608 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [844888955] [2022-02-18 15:59:28,608 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:59:28,608 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:59:28,608 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:59:28,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:59:28,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:59:28,609 INFO L87 Difference]: Start difference. First operand 12538 states and 24928 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:30,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:59:30,823 INFO L93 Difference]: Finished difference Result 23278 states and 46288 transitions. [2022-02-18 15:59:30,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-02-18 15:59:30,824 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:59:30,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:59:30,866 INFO L225 Difference]: With dead ends: 23278 [2022-02-18 15:59:30,866 INFO L226 Difference]: Without dead ends: 23278 [2022-02-18 15:59:30,867 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 256 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=233, Invalid=1027, Unknown=0, NotChecked=0, Total=1260 [2022-02-18 15:59:30,867 INFO L933 BasicCegarLoop]: 776 mSDtfsCounter, 926 mSDsluCounter, 5898 mSDsCounter, 0 mSdLazyCounter, 4456 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 926 SdHoareTripleChecker+Valid, 6673 SdHoareTripleChecker+Invalid, 4557 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 4456 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:59:30,867 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [926 Valid, 6673 Invalid, 4557 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 4456 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-18 15:59:30,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23278 states. [2022-02-18 15:59:31,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23278 to 12538. [2022-02-18 15:59:31,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12538 states, 12459 states have (on average 2.0008026326350428) internal successors, (24928), 12537 states have internal predecessors, (24928), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:31,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12538 states to 12538 states and 24928 transitions. [2022-02-18 15:59:31,138 INFO L78 Accepts]: Start accepts. Automaton has 12538 states and 24928 transitions. Word has length 104 [2022-02-18 15:59:31,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:59:31,138 INFO L470 AbstractCegarLoop]: Abstraction has 12538 states and 24928 transitions. [2022-02-18 15:59:31,138 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:31,138 INFO L276 IsEmpty]: Start isEmpty. Operand 12538 states and 24928 transitions. [2022-02-18 15:59:31,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:59:31,139 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:59:31,139 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:59:31,139 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable214 [2022-02-18 15:59:31,139 INFO L402 AbstractCegarLoop]: === Iteration 216 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:59:31,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:59:31,140 INFO L85 PathProgramCache]: Analyzing trace with hash -1040535969, now seen corresponding path program 90 times [2022-02-18 15:59:31,140 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:59:31,140 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [778948392] [2022-02-18 15:59:31,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:59:31,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:59:31,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:59:31,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:59:31,281 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:59:31,281 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [778948392] [2022-02-18 15:59:31,281 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [778948392] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:59:31,281 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:59:31,281 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:59:31,281 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1229612754] [2022-02-18 15:59:31,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:59:31,282 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:59:31,282 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:59:31,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:59:31,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:59:31,282 INFO L87 Difference]: Start difference. First operand 12538 states and 24928 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:33,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:59:33,460 INFO L93 Difference]: Finished difference Result 23499 states and 46726 transitions. [2022-02-18 15:59:33,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-02-18 15:59:33,461 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:59:33,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:59:33,503 INFO L225 Difference]: With dead ends: 23499 [2022-02-18 15:59:33,504 INFO L226 Difference]: Without dead ends: 23499 [2022-02-18 15:59:33,504 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 505 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=433, Invalid=1823, Unknown=0, NotChecked=0, Total=2256 [2022-02-18 15:59:33,504 INFO L933 BasicCegarLoop]: 923 mSDtfsCounter, 1015 mSDsluCounter, 5786 mSDsCounter, 0 mSdLazyCounter, 4267 mSolverCounterSat, 150 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1015 SdHoareTripleChecker+Valid, 6708 SdHoareTripleChecker+Invalid, 4417 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 150 IncrementalHoareTripleChecker+Valid, 4267 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:59:33,504 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1015 Valid, 6708 Invalid, 4417 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [150 Valid, 4267 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-02-18 15:59:33,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23499 states. [2022-02-18 15:59:33,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23499 to 12552. [2022-02-18 15:59:33,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12552 states, 12473 states have (on average 2.0008819049146154) internal successors, (24957), 12551 states have internal predecessors, (24957), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:33,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12552 states to 12552 states and 24957 transitions. [2022-02-18 15:59:33,811 INFO L78 Accepts]: Start accepts. Automaton has 12552 states and 24957 transitions. Word has length 104 [2022-02-18 15:59:33,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:59:33,811 INFO L470 AbstractCegarLoop]: Abstraction has 12552 states and 24957 transitions. [2022-02-18 15:59:33,811 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:33,811 INFO L276 IsEmpty]: Start isEmpty. Operand 12552 states and 24957 transitions. [2022-02-18 15:59:33,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:59:33,812 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:59:33,812 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:59:33,812 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable215 [2022-02-18 15:59:33,812 INFO L402 AbstractCegarLoop]: === Iteration 217 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:59:33,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:59:33,813 INFO L85 PathProgramCache]: Analyzing trace with hash 1166452547, now seen corresponding path program 121 times [2022-02-18 15:59:33,813 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:59:33,813 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1541585666] [2022-02-18 15:59:33,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:59:33,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:59:33,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:59:33,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:59:33,966 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:59:33,966 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1541585666] [2022-02-18 15:59:33,966 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1541585666] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:59:33,966 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:59:33,967 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:59:33,967 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [984814244] [2022-02-18 15:59:33,967 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:59:33,967 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:59:33,967 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:59:33,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:59:33,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:59:33,967 INFO L87 Difference]: Start difference. First operand 12552 states and 24957 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:36,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:59:36,150 INFO L93 Difference]: Finished difference Result 23095 states and 45924 transitions. [2022-02-18 15:59:36,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-18 15:59:36,151 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:59:36,151 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:59:36,181 INFO L225 Difference]: With dead ends: 23095 [2022-02-18 15:59:36,181 INFO L226 Difference]: Without dead ends: 23095 [2022-02-18 15:59:36,181 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 153 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=163, Invalid=767, Unknown=0, NotChecked=0, Total=930 [2022-02-18 15:59:36,181 INFO L933 BasicCegarLoop]: 973 mSDtfsCounter, 1367 mSDsluCounter, 7234 mSDsCounter, 0 mSdLazyCounter, 4402 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1367 SdHoareTripleChecker+Valid, 8207 SdHoareTripleChecker+Invalid, 4454 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 4402 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:59:36,181 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1367 Valid, 8207 Invalid, 4454 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 4402 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-18 15:59:36,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23095 states. [2022-02-18 15:59:36,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23095 to 12533. [2022-02-18 15:59:36,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12533 states, 12454 states have (on average 2.000963545848723) internal successors, (24920), 12532 states have internal predecessors, (24920), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:36,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12533 states to 12533 states and 24920 transitions. [2022-02-18 15:59:36,407 INFO L78 Accepts]: Start accepts. Automaton has 12533 states and 24920 transitions. Word has length 104 [2022-02-18 15:59:36,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:59:36,407 INFO L470 AbstractCegarLoop]: Abstraction has 12533 states and 24920 transitions. [2022-02-18 15:59:36,408 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:36,408 INFO L276 IsEmpty]: Start isEmpty. Operand 12533 states and 24920 transitions. [2022-02-18 15:59:36,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:59:36,409 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:59:36,409 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:59:36,409 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable216 [2022-02-18 15:59:36,409 INFO L402 AbstractCegarLoop]: === Iteration 218 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:59:36,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:59:36,409 INFO L85 PathProgramCache]: Analyzing trace with hash 2019612903, now seen corresponding path program 91 times [2022-02-18 15:59:36,410 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:59:36,410 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1900839406] [2022-02-18 15:59:36,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:59:36,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:59:36,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:59:36,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:59:36,546 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:59:36,546 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1900839406] [2022-02-18 15:59:36,546 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1900839406] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:59:36,546 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:59:36,546 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:59:36,546 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141403078] [2022-02-18 15:59:36,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:59:36,546 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:59:36,546 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:59:36,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:59:36,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:59:36,547 INFO L87 Difference]: Start difference. First operand 12533 states and 24920 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:39,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:59:39,170 INFO L93 Difference]: Finished difference Result 23086 states and 45900 transitions. [2022-02-18 15:59:39,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-02-18 15:59:39,171 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:59:39,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:59:39,209 INFO L225 Difference]: With dead ends: 23086 [2022-02-18 15:59:39,209 INFO L226 Difference]: Without dead ends: 23086 [2022-02-18 15:59:39,210 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 606 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=461, Invalid=2089, Unknown=0, NotChecked=0, Total=2550 [2022-02-18 15:59:39,210 INFO L933 BasicCegarLoop]: 1083 mSDtfsCounter, 1302 mSDsluCounter, 7844 mSDsCounter, 0 mSdLazyCounter, 5330 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1302 SdHoareTripleChecker+Valid, 8925 SdHoareTripleChecker+Invalid, 5455 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 5330 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-18 15:59:39,210 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1302 Valid, 8925 Invalid, 5455 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 5330 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-18 15:59:39,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23086 states. [2022-02-18 15:59:39,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23086 to 12393. [2022-02-18 15:59:39,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12393 states, 12314 states have (on average 2.0006496670456393) internal successors, (24636), 12392 states have internal predecessors, (24636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:39,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12393 states to 12393 states and 24636 transitions. [2022-02-18 15:59:39,470 INFO L78 Accepts]: Start accepts. Automaton has 12393 states and 24636 transitions. Word has length 104 [2022-02-18 15:59:39,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:59:39,471 INFO L470 AbstractCegarLoop]: Abstraction has 12393 states and 24636 transitions. [2022-02-18 15:59:39,471 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:39,471 INFO L276 IsEmpty]: Start isEmpty. Operand 12393 states and 24636 transitions. [2022-02-18 15:59:39,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:59:39,472 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:59:39,472 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:59:39,472 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable217 [2022-02-18 15:59:39,472 INFO L402 AbstractCegarLoop]: === Iteration 219 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:59:39,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:59:39,472 INFO L85 PathProgramCache]: Analyzing trace with hash 1361313873, now seen corresponding path program 92 times [2022-02-18 15:59:39,473 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:59:39,473 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [393325927] [2022-02-18 15:59:39,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:59:39,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:59:39,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:59:39,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:59:39,644 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:59:39,644 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [393325927] [2022-02-18 15:59:39,644 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [393325927] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:59:39,644 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:59:39,644 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:59:39,644 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [658132705] [2022-02-18 15:59:39,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:59:39,644 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:59:39,644 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:59:39,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:59:39,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:59:39,645 INFO L87 Difference]: Start difference. First operand 12393 states and 24636 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:41,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:59:41,709 INFO L93 Difference]: Finished difference Result 33410 states and 66431 transitions. [2022-02-18 15:59:41,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-02-18 15:59:41,710 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:59:41,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:59:41,785 INFO L225 Difference]: With dead ends: 33410 [2022-02-18 15:59:41,785 INFO L226 Difference]: Without dead ends: 33410 [2022-02-18 15:59:41,785 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 369 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=331, Invalid=1309, Unknown=0, NotChecked=0, Total=1640 [2022-02-18 15:59:41,785 INFO L933 BasicCegarLoop]: 949 mSDtfsCounter, 1195 mSDsluCounter, 5775 mSDsCounter, 0 mSdLazyCounter, 3544 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1195 SdHoareTripleChecker+Valid, 6723 SdHoareTripleChecker+Invalid, 3632 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 3544 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-02-18 15:59:41,785 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1195 Valid, 6723 Invalid, 3632 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 3544 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-02-18 15:59:41,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33410 states. [2022-02-18 15:59:42,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33410 to 12535. [2022-02-18 15:59:42,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12535 states, 12456 states have (on average 2.0006422607578678) internal successors, (24920), 12534 states have internal predecessors, (24920), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:42,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12535 states to 12535 states and 24920 transitions. [2022-02-18 15:59:42,173 INFO L78 Accepts]: Start accepts. Automaton has 12535 states and 24920 transitions. Word has length 104 [2022-02-18 15:59:42,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:59:42,173 INFO L470 AbstractCegarLoop]: Abstraction has 12535 states and 24920 transitions. [2022-02-18 15:59:42,173 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:42,173 INFO L276 IsEmpty]: Start isEmpty. Operand 12535 states and 24920 transitions. [2022-02-18 15:59:42,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:59:42,175 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:59:42,175 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:59:42,175 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable218 [2022-02-18 15:59:42,175 INFO L402 AbstractCegarLoop]: === Iteration 220 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:59:42,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:59:42,175 INFO L85 PathProgramCache]: Analyzing trace with hash -1901408757, now seen corresponding path program 93 times [2022-02-18 15:59:42,175 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:59:42,175 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [302941674] [2022-02-18 15:59:42,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:59:42,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:59:42,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:59:42,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:59:42,342 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:59:42,342 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [302941674] [2022-02-18 15:59:42,342 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [302941674] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:59:42,342 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:59:42,342 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:59:42,342 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [200279635] [2022-02-18 15:59:42,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:59:42,342 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:59:42,342 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:59:42,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:59:42,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:59:42,343 INFO L87 Difference]: Start difference. First operand 12535 states and 24920 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:44,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:59:44,736 INFO L93 Difference]: Finished difference Result 33404 states and 66423 transitions. [2022-02-18 15:59:44,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-02-18 15:59:44,737 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:59:44,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:59:44,804 INFO L225 Difference]: With dead ends: 33404 [2022-02-18 15:59:44,804 INFO L226 Difference]: Without dead ends: 33404 [2022-02-18 15:59:44,805 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 417 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=352, Invalid=1454, Unknown=0, NotChecked=0, Total=1806 [2022-02-18 15:59:44,805 INFO L933 BasicCegarLoop]: 946 mSDtfsCounter, 1235 mSDsluCounter, 6539 mSDsCounter, 0 mSdLazyCounter, 4394 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1235 SdHoareTripleChecker+Valid, 7484 SdHoareTripleChecker+Invalid, 4496 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 4394 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:59:44,805 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1235 Valid, 7484 Invalid, 4496 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 4394 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-18 15:59:44,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33404 states. [2022-02-18 15:59:45,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33404 to 12549. [2022-02-18 15:59:45,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12549 states, 12470 states have (on average 2.000721732157177) internal successors, (24949), 12548 states have internal predecessors, (24949), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:45,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12549 states to 12549 states and 24949 transitions. [2022-02-18 15:59:45,158 INFO L78 Accepts]: Start accepts. Automaton has 12549 states and 24949 transitions. Word has length 104 [2022-02-18 15:59:45,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:59:45,159 INFO L470 AbstractCegarLoop]: Abstraction has 12549 states and 24949 transitions. [2022-02-18 15:59:45,159 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:45,159 INFO L276 IsEmpty]: Start isEmpty. Operand 12549 states and 24949 transitions. [2022-02-18 15:59:45,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:59:45,160 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:59:45,160 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:59:45,160 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable219 [2022-02-18 15:59:45,160 INFO L402 AbstractCegarLoop]: === Iteration 221 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:59:45,160 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:59:45,161 INFO L85 PathProgramCache]: Analyzing trace with hash -710681519, now seen corresponding path program 94 times [2022-02-18 15:59:45,161 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:59:45,161 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1919434232] [2022-02-18 15:59:45,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:59:45,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:59:45,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:59:45,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:59:45,357 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:59:45,357 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1919434232] [2022-02-18 15:59:45,357 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1919434232] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:59:45,357 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:59:45,357 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:59:45,357 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743272635] [2022-02-18 15:59:45,357 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:59:45,358 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:59:45,358 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:59:45,358 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:59:45,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:59:45,358 INFO L87 Difference]: Start difference. First operand 12549 states and 24949 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:48,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:59:48,203 INFO L93 Difference]: Finished difference Result 33579 states and 66773 transitions. [2022-02-18 15:59:48,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-02-18 15:59:48,204 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:59:48,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:59:48,265 INFO L225 Difference]: With dead ends: 33579 [2022-02-18 15:59:48,265 INFO L226 Difference]: Without dead ends: 33579 [2022-02-18 15:59:48,266 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 393 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=319, Invalid=1403, Unknown=0, NotChecked=0, Total=1722 [2022-02-18 15:59:48,266 INFO L933 BasicCegarLoop]: 970 mSDtfsCounter, 1129 mSDsluCounter, 7196 mSDsCounter, 0 mSdLazyCounter, 5391 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1129 SdHoareTripleChecker+Valid, 8165 SdHoareTripleChecker+Invalid, 5489 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 5391 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-02-18 15:59:48,266 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1129 Valid, 8165 Invalid, 5489 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 5391 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-02-18 15:59:48,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33579 states. [2022-02-18 15:59:48,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33579 to 12563. [2022-02-18 15:59:48,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12563 states, 12484 states have (on average 2.0008010253124) internal successors, (24978), 12562 states have internal predecessors, (24978), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:48,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12563 states to 12563 states and 24978 transitions. [2022-02-18 15:59:48,602 INFO L78 Accepts]: Start accepts. Automaton has 12563 states and 24978 transitions. Word has length 104 [2022-02-18 15:59:48,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:59:48,603 INFO L470 AbstractCegarLoop]: Abstraction has 12563 states and 24978 transitions. [2022-02-18 15:59:48,603 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:48,603 INFO L276 IsEmpty]: Start isEmpty. Operand 12563 states and 24978 transitions. [2022-02-18 15:59:48,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:59:48,604 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:59:48,604 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:59:48,604 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable220 [2022-02-18 15:59:48,604 INFO L402 AbstractCegarLoop]: === Iteration 222 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:59:48,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:59:48,604 INFO L85 PathProgramCache]: Analyzing trace with hash 1331166799, now seen corresponding path program 95 times [2022-02-18 15:59:48,604 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:59:48,604 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1544906510] [2022-02-18 15:59:48,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:59:48,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:59:48,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:59:48,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:59:48,776 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:59:48,776 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1544906510] [2022-02-18 15:59:48,776 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1544906510] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:59:48,776 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:59:48,776 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:59:48,776 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987508815] [2022-02-18 15:59:48,776 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:59:48,777 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:59:48,777 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:59:48,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:59:48,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:59:48,777 INFO L87 Difference]: Start difference. First operand 12563 states and 24978 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:51,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:59:51,448 INFO L93 Difference]: Finished difference Result 33494 states and 66603 transitions. [2022-02-18 15:59:51,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2022-02-18 15:59:51,449 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:59:51,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:59:51,513 INFO L225 Difference]: With dead ends: 33494 [2022-02-18 15:59:51,514 INFO L226 Difference]: Without dead ends: 33494 [2022-02-18 15:59:51,514 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 392 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=320, Invalid=1402, Unknown=0, NotChecked=0, Total=1722 [2022-02-18 15:59:51,514 INFO L933 BasicCegarLoop]: 975 mSDtfsCounter, 1116 mSDsluCounter, 6904 mSDsCounter, 0 mSdLazyCounter, 5029 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1116 SdHoareTripleChecker+Valid, 7878 SdHoareTripleChecker+Invalid, 5119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 5029 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-02-18 15:59:51,514 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1116 Valid, 7878 Invalid, 5119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 5029 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-02-18 15:59:51,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33494 states. [2022-02-18 15:59:51,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33494 to 12563. [2022-02-18 15:59:51,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12563 states, 12484 states have (on average 2.0008010253124) internal successors, (24978), 12562 states have internal predecessors, (24978), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:51,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12563 states to 12563 states and 24978 transitions. [2022-02-18 15:59:51,836 INFO L78 Accepts]: Start accepts. Automaton has 12563 states and 24978 transitions. Word has length 104 [2022-02-18 15:59:51,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:59:51,837 INFO L470 AbstractCegarLoop]: Abstraction has 12563 states and 24978 transitions. [2022-02-18 15:59:51,837 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:51,837 INFO L276 IsEmpty]: Start isEmpty. Operand 12563 states and 24978 transitions. [2022-02-18 15:59:51,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:59:51,838 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:59:51,838 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:59:51,838 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable221 [2022-02-18 15:59:51,838 INFO L402 AbstractCegarLoop]: === Iteration 223 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:59:51,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:59:51,838 INFO L85 PathProgramCache]: Analyzing trace with hash 1699812743, now seen corresponding path program 96 times [2022-02-18 15:59:51,839 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:59:51,839 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1037807821] [2022-02-18 15:59:51,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:59:51,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:59:51,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:59:51,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:59:51,991 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:59:51,991 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1037807821] [2022-02-18 15:59:51,991 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1037807821] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:59:51,991 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:59:51,991 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:59:51,991 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [298985363] [2022-02-18 15:59:51,992 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:59:51,992 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:59:51,992 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:59:51,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:59:51,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:59:51,992 INFO L87 Difference]: Start difference. First operand 12563 states and 24978 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:56,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:59:56,502 INFO L93 Difference]: Finished difference Result 33918 states and 67443 transitions. [2022-02-18 15:59:56,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-02-18 15:59:56,503 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:59:56,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:59:56,565 INFO L225 Difference]: With dead ends: 33918 [2022-02-18 15:59:56,565 INFO L226 Difference]: Without dead ends: 33918 [2022-02-18 15:59:56,565 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 861 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=661, Invalid=2761, Unknown=0, NotChecked=0, Total=3422 [2022-02-18 15:59:56,565 INFO L933 BasicCegarLoop]: 1244 mSDtfsCounter, 1197 mSDsluCounter, 10039 mSDsCounter, 0 mSdLazyCounter, 9662 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1197 SdHoareTripleChecker+Valid, 11280 SdHoareTripleChecker+Invalid, 9785 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 9662 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2022-02-18 15:59:56,565 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1197 Valid, 11280 Invalid, 9785 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 9662 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2022-02-18 15:59:56,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33918 states. [2022-02-18 15:59:56,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33918 to 12577. [2022-02-18 15:59:56,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12577 states, 12498 states have (on average 2.0008801408225314) internal successors, (25007), 12576 states have internal predecessors, (25007), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:56,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12577 states to 12577 states and 25007 transitions. [2022-02-18 15:59:56,880 INFO L78 Accepts]: Start accepts. Automaton has 12577 states and 25007 transitions. Word has length 104 [2022-02-18 15:59:56,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:59:56,880 INFO L470 AbstractCegarLoop]: Abstraction has 12577 states and 25007 transitions. [2022-02-18 15:59:56,880 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:56,880 INFO L276 IsEmpty]: Start isEmpty. Operand 12577 states and 25007 transitions. [2022-02-18 15:59:56,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:59:56,882 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:59:56,882 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:59:56,882 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable222 [2022-02-18 15:59:56,882 INFO L402 AbstractCegarLoop]: === Iteration 224 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:59:56,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:59:56,882 INFO L85 PathProgramCache]: Analyzing trace with hash -388166037, now seen corresponding path program 122 times [2022-02-18 15:59:56,882 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:59:56,882 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1354321989] [2022-02-18 15:59:56,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:59:56,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:59:56,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 15:59:57,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 15:59:57,044 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 15:59:57,044 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1354321989] [2022-02-18 15:59:57,044 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1354321989] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 15:59:57,044 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 15:59:57,044 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 15:59:57,044 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335554424] [2022-02-18 15:59:57,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 15:59:57,044 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 15:59:57,044 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 15:59:57,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 15:59:57,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-02-18 15:59:57,045 INFO L87 Difference]: Start difference. First operand 12577 states and 25007 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:59,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 15:59:59,398 INFO L93 Difference]: Finished difference Result 43444 states and 86392 transitions. [2022-02-18 15:59:59,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-02-18 15:59:59,398 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 15:59:59,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 15:59:59,484 INFO L225 Difference]: With dead ends: 43444 [2022-02-18 15:59:59,484 INFO L226 Difference]: Without dead ends: 43444 [2022-02-18 15:59:59,484 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 228 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=204, Invalid=986, Unknown=0, NotChecked=0, Total=1190 [2022-02-18 15:59:59,485 INFO L933 BasicCegarLoop]: 1152 mSDtfsCounter, 1701 mSDsluCounter, 8312 mSDsCounter, 0 mSdLazyCounter, 4452 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1701 SdHoareTripleChecker+Valid, 9464 SdHoareTripleChecker+Invalid, 4512 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 4452 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-02-18 15:59:59,485 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1701 Valid, 9464 Invalid, 4512 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 4452 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-02-18 15:59:59,547 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43444 states. [2022-02-18 15:59:59,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43444 to 12609. [2022-02-18 15:59:59,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12609 states, 12530 states have (on average 2.0009577015163607) internal successors, (25072), 12608 states have internal predecessors, (25072), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:59,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12609 states to 12609 states and 25072 transitions. [2022-02-18 15:59:59,941 INFO L78 Accepts]: Start accepts. Automaton has 12609 states and 25072 transitions. Word has length 104 [2022-02-18 15:59:59,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 15:59:59,941 INFO L470 AbstractCegarLoop]: Abstraction has 12609 states and 25072 transitions. [2022-02-18 15:59:59,941 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 15:59:59,941 INFO L276 IsEmpty]: Start isEmpty. Operand 12609 states and 25072 transitions. [2022-02-18 15:59:59,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 15:59:59,942 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 15:59:59,943 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 15:59:59,943 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable223 [2022-02-18 15:59:59,943 INFO L402 AbstractCegarLoop]: === Iteration 225 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 15:59:59,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 15:59:59,943 INFO L85 PathProgramCache]: Analyzing trace with hash 464994319, now seen corresponding path program 97 times [2022-02-18 15:59:59,943 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 15:59:59,943 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [383414858] [2022-02-18 15:59:59,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 15:59:59,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 15:59:59,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 16:00:00,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 16:00:00,076 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 16:00:00,076 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [383414858] [2022-02-18 16:00:00,076 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [383414858] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 16:00:00,076 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 16:00:00,076 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 16:00:00,076 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [532513664] [2022-02-18 16:00:00,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 16:00:00,076 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 16:00:00,076 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 16:00:00,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 16:00:00,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 16:00:00,077 INFO L87 Difference]: Start difference. First operand 12609 states and 25072 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 16:00:03,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 16:00:03,956 INFO L93 Difference]: Finished difference Result 43564 states and 86620 transitions. [2022-02-18 16:00:03,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-02-18 16:00:03,956 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 16:00:03,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 16:00:04,048 INFO L225 Difference]: With dead ends: 43564 [2022-02-18 16:00:04,049 INFO L226 Difference]: Without dead ends: 43564 [2022-02-18 16:00:04,049 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 956 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=673, Invalid=2987, Unknown=0, NotChecked=0, Total=3660 [2022-02-18 16:00:04,049 INFO L933 BasicCegarLoop]: 1403 mSDtfsCounter, 1581 mSDsluCounter, 10282 mSDsCounter, 0 mSdLazyCounter, 7757 mSolverCounterSat, 160 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1581 SdHoareTripleChecker+Valid, 11683 SdHoareTripleChecker+Invalid, 7917 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 160 IncrementalHoareTripleChecker+Valid, 7757 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-02-18 16:00:04,049 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1581 Valid, 11683 Invalid, 7917 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [160 Valid, 7757 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-02-18 16:00:04,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43564 states. [2022-02-18 16:00:04,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43564 to 12501. [2022-02-18 16:00:04,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12501 states, 12422 states have (on average 2.0006440186765415) internal successors, (24852), 12500 states have internal predecessors, (24852), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 16:00:04,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12501 states to 12501 states and 24852 transitions. [2022-02-18 16:00:04,520 INFO L78 Accepts]: Start accepts. Automaton has 12501 states and 24852 transitions. Word has length 104 [2022-02-18 16:00:04,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 16:00:04,520 INFO L470 AbstractCegarLoop]: Abstraction has 12501 states and 24852 transitions. [2022-02-18 16:00:04,520 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 16:00:04,520 INFO L276 IsEmpty]: Start isEmpty. Operand 12501 states and 24852 transitions. [2022-02-18 16:00:04,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 16:00:04,521 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 16:00:04,522 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 16:00:04,522 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable224 [2022-02-18 16:00:04,522 INFO L402 AbstractCegarLoop]: === Iteration 226 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 16:00:04,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 16:00:04,522 INFO L85 PathProgramCache]: Analyzing trace with hash 245439555, now seen corresponding path program 123 times [2022-02-18 16:00:04,522 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 16:00:04,522 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1095415096] [2022-02-18 16:00:04,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 16:00:04,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 16:00:04,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 16:00:04,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 16:00:04,685 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 16:00:04,685 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1095415096] [2022-02-18 16:00:04,685 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1095415096] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 16:00:04,685 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 16:00:04,685 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 16:00:04,685 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1263112482] [2022-02-18 16:00:04,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 16:00:04,685 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 16:00:04,685 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 16:00:04,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 16:00:04,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2022-02-18 16:00:04,686 INFO L87 Difference]: Start difference. First operand 12501 states and 24852 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 16:00:07,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-02-18 16:00:07,056 INFO L93 Difference]: Finished difference Result 23670 states and 47072 transitions. [2022-02-18 16:00:07,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-18 16:00:07,056 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2022-02-18 16:00:07,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-02-18 16:00:07,098 INFO L225 Difference]: With dead ends: 23670 [2022-02-18 16:00:07,098 INFO L226 Difference]: Without dead ends: 23670 [2022-02-18 16:00:07,098 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=169, Invalid=761, Unknown=0, NotChecked=0, Total=930 [2022-02-18 16:00:07,099 INFO L933 BasicCegarLoop]: 1062 mSDtfsCounter, 1318 mSDsluCounter, 7894 mSDsCounter, 0 mSdLazyCounter, 4693 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1318 SdHoareTripleChecker+Valid, 8956 SdHoareTripleChecker+Invalid, 4755 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 4693 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-02-18 16:00:07,099 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1318 Valid, 8956 Invalid, 4755 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 4693 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-02-18 16:00:07,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23670 states. [2022-02-18 16:00:07,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23670 to 12521. [2022-02-18 16:00:07,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12521 states, 12442 states have (on average 2.0007233563735736) internal successors, (24893), 12520 states have internal predecessors, (24893), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 16:00:07,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12521 states to 12521 states and 24893 transitions. [2022-02-18 16:00:07,371 INFO L78 Accepts]: Start accepts. Automaton has 12521 states and 24893 transitions. Word has length 104 [2022-02-18 16:00:07,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-02-18 16:00:07,371 INFO L470 AbstractCegarLoop]: Abstraction has 12521 states and 24893 transitions. [2022-02-18 16:00:07,371 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-18 16:00:07,371 INFO L276 IsEmpty]: Start isEmpty. Operand 12521 states and 24893 transitions. [2022-02-18 16:00:07,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-02-18 16:00:07,372 INFO L506 BasicCegarLoop]: Found error trace [2022-02-18 16:00:07,372 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-18 16:00:07,372 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable225 [2022-02-18 16:00:07,372 INFO L402 AbstractCegarLoop]: === Iteration 227 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 25 more)] === [2022-02-18 16:00:07,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-18 16:00:07,373 INFO L85 PathProgramCache]: Analyzing trace with hash 330268227, now seen corresponding path program 124 times [2022-02-18 16:00:07,373 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-18 16:00:07,373 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [327163788] [2022-02-18 16:00:07,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-18 16:00:07,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-18 16:00:07,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-18 16:00:07,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-18 16:00:07,546 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-18 16:00:07,546 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [327163788] [2022-02-18 16:00:07,546 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [327163788] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-18 16:00:07,546 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-18 16:00:07,547 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-02-18 16:00:07,547 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [949112768] [2022-02-18 16:00:07,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-18 16:00:07,547 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-02-18 16:00:07,547 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-18 16:00:07,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-02-18 16:00:07,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-02-18 16:00:07,547 INFO L87 Difference]: Start difference. First operand 12521 states and 24893 transitions. Second operand has 15 states, 14 states have (on average 7.428571428571429) internal successors, (104), 15 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Received shutdown request... [2022-02-18 16:00:08,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-18 16:00:08,433 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=147, Invalid=609, Unknown=0, NotChecked=0, Total=756 [2022-02-18 16:00:08,433 INFO L933 BasicCegarLoop]: 495 mSDtfsCounter, 574 mSDsluCounter, 3353 mSDsCounter, 0 mSdLazyCounter, 1462 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 574 SdHoareTripleChecker+Valid, 3848 SdHoareTripleChecker+Invalid, 1524 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 1462 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-02-18 16:00:08,433 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [574 Valid, 3848 Invalid, 1524 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 1462 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-02-18 16:00:08,434 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONDATA_RACE (27 of 28 remaining) [2022-02-18 16:00:08,434 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable226 [2022-02-18 16:00:08,435 WARN L594 AbstractCegarLoop]: Verification canceled: while BasicCegarLoop was constructing difference of abstraction (12521states) and FLOYD_HOARE automaton (currently 18 states, 15 states before enhancement),while ReachableStatesComputation was computing reachable states (4381 states constructed, input type IntersectNwa). [2022-02-18 16:00:08,436 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (26 of 28 remaining) [2022-02-18 16:00:08,436 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (25 of 28 remaining) [2022-02-18 16:00:08,436 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (24 of 28 remaining) [2022-02-18 16:00:08,436 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (23 of 28 remaining) [2022-02-18 16:00:08,436 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (22 of 28 remaining) [2022-02-18 16:00:08,436 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (21 of 28 remaining) [2022-02-18 16:00:08,437 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (20 of 28 remaining) [2022-02-18 16:00:08,437 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (19 of 28 remaining) [2022-02-18 16:00:08,437 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (18 of 28 remaining) [2022-02-18 16:00:08,437 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (17 of 28 remaining) [2022-02-18 16:00:08,437 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (16 of 28 remaining) [2022-02-18 16:00:08,437 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (15 of 28 remaining) [2022-02-18 16:00:08,437 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (14 of 28 remaining) [2022-02-18 16:00:08,437 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (13 of 28 remaining) [2022-02-18 16:00:08,437 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONDATA_RACE (12 of 28 remaining) [2022-02-18 16:00:08,437 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr1ASSERT_VIOLATIONDATA_RACE (11 of 28 remaining) [2022-02-18 16:00:08,437 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr2ASSERT_VIOLATIONDATA_RACE (10 of 28 remaining) [2022-02-18 16:00:08,437 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr3ASSERT_VIOLATIONDATA_RACE (9 of 28 remaining) [2022-02-18 16:00:08,437 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr4ASSERT_VIOLATIONDATA_RACE (8 of 28 remaining) [2022-02-18 16:00:08,437 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr5ASSERT_VIOLATIONDATA_RACE (7 of 28 remaining) [2022-02-18 16:00:08,438 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr6ASSERT_VIOLATIONDATA_RACE (6 of 28 remaining) [2022-02-18 16:00:08,438 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr1ASSERT_VIOLATIONDATA_RACE (5 of 28 remaining) [2022-02-18 16:00:08,438 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr2ASSERT_VIOLATIONDATA_RACE (4 of 28 remaining) [2022-02-18 16:00:08,438 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr3ASSERT_VIOLATIONDATA_RACE (3 of 28 remaining) [2022-02-18 16:00:08,438 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr4ASSERT_VIOLATIONDATA_RACE (2 of 28 remaining) [2022-02-18 16:00:08,438 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr5ASSERT_VIOLATIONDATA_RACE (1 of 28 remaining) [2022-02-18 16:00:08,438 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr6ASSERT_VIOLATIONDATA_RACE (0 of 28 remaining) [2022-02-18 16:00:08,441 INFO L732 BasicCegarLoop]: Path program histogram: [124, 97, 1, 1, 1, 1, 1, 1] [2022-02-18 16:00:08,445 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-18 16:00:08,446 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-18 16:00:08,447 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.02 04:00:08 BasicIcfg [2022-02-18 16:00:08,447 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-18 16:00:08,448 INFO L158 Benchmark]: Toolchain (without parser) took 699068.62ms. Allocated memory was 182.5MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 129.7MB in the beginning and 983.0MB in the end (delta: -853.3MB). Peak memory consumption was 771.5MB. Max. memory is 8.0GB. [2022-02-18 16:00:08,448 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 182.5MB. Free memory is still 148.6MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-18 16:00:08,448 INFO L158 Benchmark]: CACSL2BoogieTranslator took 734.80ms. Allocated memory was 182.5MB in the beginning and 221.2MB in the end (delta: 38.8MB). Free memory was 129.5MB in the beginning and 169.0MB in the end (delta: -39.5MB). Peak memory consumption was 16.3MB. Max. memory is 8.0GB. [2022-02-18 16:00:08,448 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.37ms. Allocated memory is still 221.2MB. Free memory was 169.0MB in the beginning and 164.9MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-02-18 16:00:08,448 INFO L158 Benchmark]: Boogie Preprocessor took 41.50ms. Allocated memory is still 221.2MB. Free memory was 164.9MB in the beginning and 161.5MB in the end (delta: 3.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-02-18 16:00:08,448 INFO L158 Benchmark]: RCFGBuilder took 634.29ms. Allocated memory is still 221.2MB. Free memory was 161.5MB in the beginning and 134.2MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. [2022-02-18 16:00:08,448 INFO L158 Benchmark]: TraceAbstraction took 697578.00ms. Allocated memory was 221.2MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 133.9MB in the beginning and 983.0MB in the end (delta: -849.1MB). Peak memory consumption was 737.4MB. Max. memory is 8.0GB. [2022-02-18 16:00:08,448 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 182.5MB. Free memory is still 148.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 734.80ms. Allocated memory was 182.5MB in the beginning and 221.2MB in the end (delta: 38.8MB). Free memory was 129.5MB in the beginning and 169.0MB in the end (delta: -39.5MB). Peak memory consumption was 16.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 68.37ms. Allocated memory is still 221.2MB. Free memory was 169.0MB in the beginning and 164.9MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 41.50ms. Allocated memory is still 221.2MB. Free memory was 164.9MB in the beginning and 161.5MB in the end (delta: 3.5MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 634.29ms. Allocated memory is still 221.2MB. Free memory was 161.5MB in the beginning and 134.2MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. * TraceAbstraction took 697578.00ms. Allocated memory was 221.2MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 133.9MB in the beginning and 983.0MB in the end (delta: -849.1MB). Peak memory consumption was 737.4MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 1228]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (12521states) and FLOYD_HOARE automaton (currently 18 states, 15 states before enhancement),while ReachableStatesComputation was computing reachable states (4381 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1251]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (12521states) and FLOYD_HOARE automaton (currently 18 states, 15 states before enhancement),while ReachableStatesComputation was computing reachable states (4381 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1252]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (12521states) and FLOYD_HOARE automaton (currently 18 states, 15 states before enhancement),while ReachableStatesComputation was computing reachable states (4381 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1228]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (12521states) and FLOYD_HOARE automaton (currently 18 states, 15 states before enhancement),while ReachableStatesComputation was computing reachable states (4381 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1229]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (12521states) and FLOYD_HOARE automaton (currently 18 states, 15 states before enhancement),while ReachableStatesComputation was computing reachable states (4381 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1228]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (12521states) and FLOYD_HOARE automaton (currently 18 states, 15 states before enhancement),while ReachableStatesComputation was computing reachable states (4381 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1229]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (12521states) and FLOYD_HOARE automaton (currently 18 states, 15 states before enhancement),while ReachableStatesComputation was computing reachable states (4381 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1232]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (12521states) and FLOYD_HOARE automaton (currently 18 states, 15 states before enhancement),while ReachableStatesComputation was computing reachable states (4381 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1232]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (12521states) and FLOYD_HOARE automaton (currently 18 states, 15 states before enhancement),while ReachableStatesComputation was computing reachable states (4381 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1233]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (12521states) and FLOYD_HOARE automaton (currently 18 states, 15 states before enhancement),while ReachableStatesComputation was computing reachable states (4381 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 (12521states) and FLOYD_HOARE automaton (currently 18 states, 15 states before enhancement),while ReachableStatesComputation was computing reachable states (4381 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 (12521states) and FLOYD_HOARE automaton (currently 18 states, 15 states before enhancement),while ReachableStatesComputation was computing reachable states (4381 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1262]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (12521states) and FLOYD_HOARE automaton (currently 18 states, 15 states before enhancement),while ReachableStatesComputation was computing reachable states (4381 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1263]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (12521states) and FLOYD_HOARE automaton (currently 18 states, 15 states before enhancement),while ReachableStatesComputation was computing reachable states (4381 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1253]: 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 (12521states) and FLOYD_HOARE automaton (currently 18 states, 15 states before enhancement),while ReachableStatesComputation was computing reachable states (4381 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1229]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (12521states) and FLOYD_HOARE automaton (currently 18 states, 15 states before enhancement),while ReachableStatesComputation was computing reachable states (4381 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1232]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (12521states) and FLOYD_HOARE automaton (currently 18 states, 15 states before enhancement),while ReachableStatesComputation was computing reachable states (4381 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1232]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (12521states) and FLOYD_HOARE automaton (currently 18 states, 15 states before enhancement),while ReachableStatesComputation was computing reachable states (4381 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1233]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (12521states) and FLOYD_HOARE automaton (currently 18 states, 15 states before enhancement),while ReachableStatesComputation was computing reachable states (4381 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1244]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (12521states) and FLOYD_HOARE automaton (currently 18 states, 15 states before enhancement),while ReachableStatesComputation was computing reachable states (4381 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1244]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (12521states) and FLOYD_HOARE automaton (currently 18 states, 15 states before enhancement),while ReachableStatesComputation was computing reachable states (4381 states constructed, input type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 367 locations, 28 error locations. Started 1 CEGAR loops. OverallTime: 697.3s, OverallIterations: 227, TraceHistogramMax: 1, PathProgramHistogramMax: 124, EmptinessCheckTime: 0.4s, AutomataDifference: 588.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.3s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 363954 SdHoareTripleChecker+Valid, 464.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 363954 mSDsluCounter, 1795197 SdHoareTripleChecker+Invalid, 379.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1570791 mSDsCounter, 18266 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1088341 IncrementalHoareTripleChecker+Invalid, 1106607 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 18266 mSolverCounterUnsat, 224883 mSDtfsCounter, 1088341 mSolverCounterSat, 4.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 9022 GetRequests, 227 SyntacticMatches, 0 SemanticMatches, 8795 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86064 ImplicationChecksByTransitivity, 78.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=12684occurred in iteration=146, InterpolantAutomatonStates: 7480, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 69.1s AutomataMinimizationTime, 226 MinimizatonAttempts, 4176871 StatesRemovedByMinimization, 225 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 33.1s InterpolantComputationTime, 23390 NumberOfCodeBlocks, 23390 NumberOfCodeBlocksAsserted, 227 NumberOfCheckSat, 23163 ConstructedInterpolants, 0 QuantifiedInterpolants, 88387 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 227 InterpolantComputations, 227 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown