/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_18-nested_rc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-c7b2d19 [2022-03-15 15:13:12,085 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-15 15:13:12,086 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-15 15:13:12,155 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-15 15:13:12,156 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-15 15:13:12,158 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-15 15:13:12,160 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-15 15:13:12,164 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-15 15:13:12,165 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-15 15:13:12,170 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-15 15:13:12,171 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-15 15:13:12,172 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-15 15:13:12,172 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-15 15:13:12,173 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-15 15:13:12,174 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-15 15:13:12,177 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-15 15:13:12,178 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-15 15:13:12,178 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-15 15:13:12,180 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-15 15:13:12,184 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-15 15:13:12,185 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-15 15:13:12,186 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-15 15:13:12,187 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-15 15:13:12,188 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-15 15:13:12,193 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-03-15 15:13:12,193 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-03-15 15:13:12,193 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-03-15 15:13:12,194 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-03-15 15:13:12,195 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-03-15 15:13:12,195 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-03-15 15:13:12,195 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-03-15 15:13:12,196 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-03-15 15:13:12,197 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-03-15 15:13:12,198 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-03-15 15:13:12,198 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-03-15 15:13:12,199 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-03-15 15:13:12,199 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-03-15 15:13:12,199 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-03-15 15:13:12,199 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-15 15:13:12,200 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-15 15:13:12,200 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-15 15:13:12,201 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2022-03-15 15:13:12,230 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-15 15:13:12,231 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-15 15:13:12,231 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-15 15:13:12,231 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-15 15:13:12,232 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-15 15:13:12,232 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-15 15:13:12,232 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-15 15:13:12,232 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-15 15:13:12,232 INFO L138 SettingsManager]: * Use SBE=true [2022-03-15 15:13:12,233 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-15 15:13:12,233 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-15 15:13:12,233 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-15 15:13:12,233 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-15 15:13:12,233 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-15 15:13:12,234 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-15 15:13:12,234 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-15 15:13:12,234 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-15 15:13:12,234 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-15 15:13:12,234 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-15 15:13:12,234 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-15 15:13:12,234 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-15 15:13:12,234 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-15 15:13:12,234 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-15 15:13:12,234 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-15 15:13:12,235 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-15 15:13:12,235 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-15 15:13:12,236 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-15 15:13:12,236 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-15 15:13:12,236 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-15 15:13:12,236 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-15 15:13:12,236 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-15 15:13:12,236 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-15 15:13:12,236 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-15 15:13:12,236 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-03-15 15:13:12,393 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-15 15:13:12,424 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-15 15:13:12,426 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-15 15:13:12,427 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-15 15:13:12,427 INFO L275 PluginConnector]: CDTParser initialized [2022-03-15 15:13:12,428 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/09-regions_18-nested_rc.i [2022-03-15 15:13:12,472 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa1d2ffa3/97812dd534474202a74a9fea2b2cee6e/FLAG20a9351f1 [2022-03-15 15:13:12,928 INFO L306 CDTParser]: Found 1 translation units. [2022-03-15 15:13:12,928 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/09-regions_18-nested_rc.i [2022-03-15 15:13:12,964 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa1d2ffa3/97812dd534474202a74a9fea2b2cee6e/FLAG20a9351f1 [2022-03-15 15:13:13,463 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa1d2ffa3/97812dd534474202a74a9fea2b2cee6e [2022-03-15 15:13:13,465 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-15 15:13:13,466 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-15 15:13:13,467 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-15 15:13:13,467 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-15 15:13:13,471 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-15 15:13:13,472 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 03:13:13" (1/1) ... [2022-03-15 15:13:13,472 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bb62f2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 03:13:13, skipping insertion in model container [2022-03-15 15:13:13,472 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 03:13:13" (1/1) ... [2022-03-15 15:13:13,477 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-15 15:13:13,536 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-15 15:13:13,965 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-15 15:13:13,981 INFO L203 MainTranslator]: Completed pre-run [2022-03-15 15:13:14,011 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-15 15:13:14,061 INFO L208 MainTranslator]: Completed translation [2022-03-15 15:13:14,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 03:13:14 WrapperNode [2022-03-15 15:13:14,061 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-15 15:13:14,062 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-15 15:13:14,062 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-15 15:13:14,062 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-15 15:13:14,067 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 03:13:14" (1/1) ... [2022-03-15 15:13:14,082 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 03:13:14" (1/1) ... [2022-03-15 15:13:14,109 INFO L137 Inliner]: procedures = 371, calls = 34, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 231 [2022-03-15 15:13:14,110 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-15 15:13:14,110 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-15 15:13:14,110 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-15 15:13:14,111 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-15 15:13:14,116 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 03:13:14" (1/1) ... [2022-03-15 15:13:14,116 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 03:13:14" (1/1) ... [2022-03-15 15:13:14,121 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 03:13:14" (1/1) ... [2022-03-15 15:13:14,121 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 03:13:14" (1/1) ... [2022-03-15 15:13:14,136 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 03:13:14" (1/1) ... [2022-03-15 15:13:14,139 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 03:13:14" (1/1) ... [2022-03-15 15:13:14,141 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 03:13:14" (1/1) ... [2022-03-15 15:13:14,144 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-15 15:13:14,145 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-15 15:13:14,145 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-15 15:13:14,145 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-15 15:13:14,145 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 03:13:14" (1/1) ... [2022-03-15 15:13:14,150 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-15 15:13:14,159 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 15:13:14,169 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-15 15:13:14,190 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-15 15:13:14,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-15 15:13:14,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-03-15 15:13:14,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-15 15:13:14,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-15 15:13:14,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-15 15:13:14,213 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-03-15 15:13:14,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-03-15 15:13:14,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-15 15:13:14,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-03-15 15:13:14,213 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-03-15 15:13:14,214 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-03-15 15:13:14,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-15 15:13:14,214 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-15 15:13:14,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-15 15:13:14,215 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-15 15:13:14,344 INFO L234 CfgBuilder]: Building ICFG [2022-03-15 15:13:14,345 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-15 15:13:14,701 INFO L275 CfgBuilder]: Performing block encoding [2022-03-15 15:13:14,713 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-15 15:13:14,713 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-03-15 15:13:14,715 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 03:13:14 BoogieIcfgContainer [2022-03-15 15:13:14,715 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-15 15:13:14,716 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-15 15:13:14,716 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-15 15:13:14,720 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-15 15:13:14,720 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.03 03:13:13" (1/3) ... [2022-03-15 15:13:14,721 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d60b5e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 03:13:14, skipping insertion in model container [2022-03-15 15:13:14,721 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 03:13:14" (2/3) ... [2022-03-15 15:13:14,722 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d60b5e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 03:13:14, skipping insertion in model container [2022-03-15 15:13:14,722 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 03:13:14" (3/3) ... [2022-03-15 15:13:14,723 INFO L111 eAbstractionObserver]: Analyzing ICFG 09-regions_18-nested_rc.i [2022-03-15 15:13:14,726 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-15 15:13:14,726 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-15 15:13:14,727 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 18 error locations. [2022-03-15 15:13:14,727 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-15 15:13:14,790 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,790 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,790 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,790 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,790 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,791 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,791 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,791 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,791 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,792 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,792 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,792 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,792 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,792 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,792 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,793 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,793 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,793 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,793 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,793 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,793 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,793 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,794 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,794 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,794 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,794 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,795 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,795 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,795 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,795 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,795 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,796 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,796 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,796 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,796 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,796 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,796 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,796 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,796 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,796 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,797 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,797 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,797 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,797 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,797 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,797 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,797 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,797 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,797 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,797 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,798 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,798 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,798 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,798 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,798 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,798 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,798 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,798 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,798 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,798 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,799 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,799 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,799 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,799 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,799 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,799 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,799 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,800 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,800 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,800 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,800 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,800 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,801 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,801 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,801 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,801 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,801 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,801 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,801 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,801 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,801 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,802 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,802 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,802 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,802 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,802 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,802 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,803 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,803 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,804 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,805 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,805 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,806 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,810 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,810 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,811 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,811 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,811 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,811 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,811 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,811 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,811 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,811 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,811 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,811 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,812 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,812 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,812 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,812 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,812 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,812 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,812 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,812 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,813 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,813 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,813 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,813 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,813 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,813 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,813 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,813 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,813 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,814 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,814 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,814 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,814 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,814 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,814 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,814 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,814 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,814 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,815 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,815 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,815 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,815 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,815 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,815 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,815 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,815 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,815 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,815 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,815 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,816 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,816 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,816 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,816 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,816 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,816 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,816 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,816 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,816 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,816 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,816 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,817 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,817 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,817 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,818 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,818 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,818 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,818 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,818 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,818 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,818 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,818 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,819 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,819 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,819 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,823 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,824 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,824 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,824 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,824 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,824 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,824 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,824 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,824 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,824 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,824 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,825 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,825 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,825 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,825 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,825 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,825 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,825 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,825 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,825 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,825 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,826 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,826 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,826 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,826 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,826 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,826 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,826 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,827 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,827 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,827 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,827 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,827 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,828 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,828 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,828 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,828 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,828 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,828 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,828 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,828 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,828 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,828 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,829 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,829 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,829 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,829 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,829 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,829 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,830 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,832 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,832 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,832 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,833 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,833 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,833 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,833 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,833 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,833 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,834 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,834 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,834 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,834 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,834 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,834 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,834 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,834 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,834 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,834 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,834 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,834 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,834 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,834 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,835 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,835 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,835 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,835 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,835 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,835 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,835 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,835 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,835 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,835 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,836 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,836 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,836 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,836 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,836 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,837 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,837 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,837 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,837 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,837 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,838 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,838 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,838 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,838 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,838 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,838 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,838 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,838 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,839 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,839 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,839 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,839 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,839 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,839 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,839 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,839 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,839 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,839 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,840 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,840 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,840 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,840 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,840 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,840 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,840 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,840 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,840 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,840 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,841 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,841 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,841 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,841 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,841 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,841 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,841 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,841 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,841 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,842 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,842 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,842 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,842 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,842 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,842 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,842 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,842 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,842 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,842 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,842 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,843 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,843 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,843 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,843 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,843 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,843 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,843 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,843 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,843 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,843 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,843 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,843 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,844 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,844 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,844 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,844 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,844 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,844 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,844 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,844 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,844 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,844 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,844 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,844 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,845 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,845 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,845 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,845 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,845 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,845 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,845 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,845 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,845 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,846 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,846 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,846 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,846 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,846 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,846 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,846 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,846 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,846 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,846 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,846 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,847 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,847 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,847 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,847 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,847 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,847 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,847 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,847 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,847 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,847 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,848 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,848 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,848 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,848 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,848 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,848 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,848 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,848 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,848 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,848 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,849 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,849 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,849 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,849 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,849 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,849 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,849 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,849 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,849 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,849 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,850 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,850 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,850 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,850 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,850 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,850 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,850 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,850 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,850 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,850 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,851 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,851 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,851 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,851 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,851 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,851 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,851 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,851 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,851 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,851 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,851 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,852 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,852 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,852 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,854 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,854 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,854 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~mem33#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,854 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,855 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~malloc30#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,855 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,855 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,855 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,855 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,855 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,855 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,855 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,855 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,855 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,855 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,855 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,856 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,856 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,856 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,856 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,856 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,856 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,856 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,856 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,856 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~list#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,856 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_new_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,856 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,856 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~node#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,857 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~list#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,857 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_~temp~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,857 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,857 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~ret38#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,857 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem39#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,857 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,857 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_list_add_#in~node#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,857 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,857 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:13:14,859 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-03-15 15:13:14,905 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-15 15:13:14,910 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mLazyFiniteAutomaton=false, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-03-15 15:13:14,911 INFO L340 AbstractCegarLoop]: Starting to check reachability of 25 error locations. [2022-03-15 15:13:14,924 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 278 places, 278 transitions, 561 flow [2022-03-15 15:13:15,022 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 3421 states, 3385 states have (on average 1.9521418020679469) internal successors, (6608), 3420 states have internal predecessors, (6608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:15,030 INFO L276 IsEmpty]: Start isEmpty. Operand has 3421 states, 3385 states have (on average 1.9521418020679469) internal successors, (6608), 3420 states have internal predecessors, (6608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:15,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-03-15 15:13:15,035 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:15,035 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] [2022-03-15 15:13:15,036 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:13:15,039 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:15,039 INFO L85 PathProgramCache]: Analyzing trace with hash -582463024, now seen corresponding path program 1 times [2022-03-15 15:13:15,045 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:15,045 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2062808576] [2022-03-15 15:13:15,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:15,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:15,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:15,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:13:15,280 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:15,280 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2062808576] [2022-03-15 15:13:15,280 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2062808576] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:15,280 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:15,281 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-03-15 15:13:15,281 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239663710] [2022-03-15 15:13:15,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:15,285 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-15 15:13:15,285 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:15,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-15 15:13:15,327 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 15:13:15,333 INFO L87 Difference]: Start difference. First operand has 3421 states, 3385 states have (on average 1.9521418020679469) internal successors, (6608), 3420 states have internal predecessors, (6608), 0 states have call successors, (0), 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 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:15,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:15,414 INFO L93 Difference]: Finished difference Result 3425 states and 6572 transitions. [2022-03-15 15:13:15,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-15 15:13:15,416 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 45 [2022-03-15 15:13:15,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:15,451 INFO L225 Difference]: With dead ends: 3425 [2022-03-15 15:13:15,452 INFO L226 Difference]: Without dead ends: 3415 [2022-03-15 15:13:15,453 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 15:13:15,456 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 3 mSDsluCounter, 267 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 536 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:15,459 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3 Valid, 536 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-15 15:13:15,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3415 states. [2022-03-15 15:13:15,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3415 to 3412. [2022-03-15 15:13:15,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3412 states, 3373 states have (on average 1.9418914912540766) internal successors, (6550), 3411 states have internal predecessors, (6550), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:15,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3412 states to 3412 states and 6550 transitions. [2022-03-15 15:13:15,575 INFO L78 Accepts]: Start accepts. Automaton has 3412 states and 6550 transitions. Word has length 45 [2022-03-15 15:13:15,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:15,575 INFO L470 AbstractCegarLoop]: Abstraction has 3412 states and 6550 transitions. [2022-03-15 15:13:15,575 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:15,576 INFO L276 IsEmpty]: Start isEmpty. Operand 3412 states and 6550 transitions. [2022-03-15 15:13:15,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-03-15 15:13:15,577 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:15,577 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:15,577 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-15 15:13:15,577 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:13:15,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:15,578 INFO L85 PathProgramCache]: Analyzing trace with hash 2083507397, now seen corresponding path program 1 times [2022-03-15 15:13:15,578 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:15,579 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [714142397] [2022-03-15 15:13:15,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:15,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:15,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:15,661 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:13:15,661 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:15,661 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [714142397] [2022-03-15 15:13:15,661 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [714142397] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 15:13:15,661 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1313171253] [2022-03-15 15:13:15,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:15,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 15:13:15,662 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 15:13:15,663 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 15:13:15,708 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-03-15 15:13:15,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:15,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 4 conjunts are in the unsatisfiable core [2022-03-15 15:13:15,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 15:13:15,942 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:13:15,942 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 15:13:16,052 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:13:16,052 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1313171253] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 15:13:16,053 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 15:13:16,053 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-03-15 15:13:16,054 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900956320] [2022-03-15 15:13:16,054 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-15 15:13:16,055 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-03-15 15:13:16,055 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:16,056 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-03-15 15:13:16,056 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-03-15 15:13:16,056 INFO L87 Difference]: Start difference. First operand 3412 states and 6550 transitions. Second operand has 10 states, 10 states have (on average 6.2) internal successors, (62), 10 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:16,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:16,139 INFO L93 Difference]: Finished difference Result 3422 states and 6560 transitions. [2022-03-15 15:13:16,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-15 15:13:16,139 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.2) internal successors, (62), 10 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 50 [2022-03-15 15:13:16,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:16,150 INFO L225 Difference]: With dead ends: 3422 [2022-03-15 15:13:16,150 INFO L226 Difference]: Without dead ends: 3422 [2022-03-15 15:13:16,150 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=64, Invalid=118, Unknown=0, NotChecked=0, Total=182 [2022-03-15 15:13:16,151 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 12 mSDsluCounter, 801 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 1066 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:16,155 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12 Valid, 1066 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-15 15:13:16,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3422 states. [2022-03-15 15:13:16,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3422 to 3422. [2022-03-15 15:13:16,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3422 states, 3383 states have (on average 1.939107301211942) internal successors, (6560), 3421 states have internal predecessors, (6560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:16,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3422 states to 3422 states and 6560 transitions. [2022-03-15 15:13:16,233 INFO L78 Accepts]: Start accepts. Automaton has 3422 states and 6560 transitions. Word has length 50 [2022-03-15 15:13:16,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:16,233 INFO L470 AbstractCegarLoop]: Abstraction has 3422 states and 6560 transitions. [2022-03-15 15:13:16,234 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.2) internal successors, (62), 10 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:16,234 INFO L276 IsEmpty]: Start isEmpty. Operand 3422 states and 6560 transitions. [2022-03-15 15:13:16,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-03-15 15:13:16,237 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:16,237 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:16,297 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-03-15 15:13:16,450 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 15:13:16,451 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:13:16,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:16,451 INFO L85 PathProgramCache]: Analyzing trace with hash -852627547, now seen corresponding path program 2 times [2022-03-15 15:13:16,451 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:16,451 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752517514] [2022-03-15 15:13:16,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:16,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:16,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:16,570 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:13:16,571 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:16,571 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [752517514] [2022-03-15 15:13:16,571 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [752517514] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 15:13:16,571 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [381866618] [2022-03-15 15:13:16,571 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-15 15:13:16,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 15:13:16,571 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 15:13:16,580 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 15:13:16,581 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-03-15 15:13:16,674 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-03-15 15:13:16,675 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 15:13:16,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 21 conjunts are in the unsatisfiable core [2022-03-15 15:13:16,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 15:13:16,861 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-03-15 15:13:16,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 15:13:16,882 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-03-15 15:13:16,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 15:13:16,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 15:13:16,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 15:13:16,917 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 15:13:16,918 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2022-03-15 15:13:16,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 15:13:16,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 15:13:16,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 15:13:16,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 15:13:16,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 15:13:16,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-03-15 15:13:16,968 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-03-15 15:13:16,969 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 44 [2022-03-15 15:13:16,988 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-03-15 15:13:16,988 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-15 15:13:16,988 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [381866618] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:16,988 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-15 15:13:16,988 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 15 [2022-03-15 15:13:16,989 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1570462059] [2022-03-15 15:13:16,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:16,989 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-03-15 15:13:16,989 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:16,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-03-15 15:13:16,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=164, Unknown=0, NotChecked=0, Total=210 [2022-03-15 15:13:16,990 INFO L87 Difference]: Start difference. First operand 3422 states and 6560 transitions. Second operand has 8 states, 7 states have (on average 7.142857142857143) internal successors, (50), 8 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:17,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:17,183 INFO L93 Difference]: Finished difference Result 3420 states and 6558 transitions. [2022-03-15 15:13:17,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-15 15:13:17,183 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 7.142857142857143) internal successors, (50), 8 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have 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 [2022-03-15 15:13:17,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:17,193 INFO L225 Difference]: With dead ends: 3420 [2022-03-15 15:13:17,193 INFO L226 Difference]: Without dead ends: 3420 [2022-03-15 15:13:17,193 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=50, Invalid=190, Unknown=0, NotChecked=0, Total=240 [2022-03-15 15:13:17,198 INFO L933 BasicCegarLoop]: 240 mSDtfsCounter, 220 mSDsluCounter, 537 mSDsCounter, 0 mSdLazyCounter, 294 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 220 SdHoareTripleChecker+Valid, 774 SdHoareTripleChecker+Invalid, 310 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 294 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:17,199 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [220 Valid, 774 Invalid, 310 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 294 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 15:13:17,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3420 states. [2022-03-15 15:13:17,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3420 to 3420. [2022-03-15 15:13:17,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3420 states, 3383 states have (on average 1.9385161099615726) internal successors, (6558), 3419 states have internal predecessors, (6558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:17,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3420 states to 3420 states and 6558 transitions. [2022-03-15 15:13:17,267 INFO L78 Accepts]: Start accepts. Automaton has 3420 states and 6558 transitions. Word has length 60 [2022-03-15 15:13:17,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:17,268 INFO L470 AbstractCegarLoop]: Abstraction has 3420 states and 6558 transitions. [2022-03-15 15:13:17,269 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 7.142857142857143) internal successors, (50), 8 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:17,269 INFO L276 IsEmpty]: Start isEmpty. Operand 3420 states and 6558 transitions. [2022-03-15 15:13:17,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-03-15 15:13:17,270 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:17,270 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:17,294 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-03-15 15:13:17,483 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2022-03-15 15:13:17,483 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:13:17,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:17,489 INFO L85 PathProgramCache]: Analyzing trace with hash 1238004900, now seen corresponding path program 1 times [2022-03-15 15:13:17,489 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:17,489 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487622856] [2022-03-15 15:13:17,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:17,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:17,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:17,560 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:13:17,560 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:17,560 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [487622856] [2022-03-15 15:13:17,560 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [487622856] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 15:13:17,560 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [319419753] [2022-03-15 15:13:17,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:17,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 15:13:17,561 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 15:13:17,562 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 15:13:17,563 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-03-15 15:13:17,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:17,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 8 conjunts are in the unsatisfiable core [2022-03-15 15:13:17,642 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 15:13:17,739 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:13:17,739 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 15:13:17,893 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:13:17,893 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [319419753] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 15:13:17,893 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 15:13:17,893 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2022-03-15 15:13:17,893 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1507892334] [2022-03-15 15:13:17,893 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-15 15:13:17,894 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:13:17,894 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:17,894 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:13:17,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:13:17,894 INFO L87 Difference]: Start difference. First operand 3420 states and 6558 transitions. Second operand has 18 states, 18 states have (on average 5.0) internal successors, (90), 18 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:18,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:18,032 INFO L93 Difference]: Finished difference Result 3440 states and 6578 transitions. [2022-03-15 15:13:18,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 15:13:18,059 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 5.0) internal successors, (90), 18 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 68 [2022-03-15 15:13:18,059 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:18,069 INFO L225 Difference]: With dead ends: 3440 [2022-03-15 15:13:18,069 INFO L226 Difference]: Without dead ends: 3440 [2022-03-15 15:13:18,070 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 171 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=280, Invalid=590, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:13:18,070 INFO L933 BasicCegarLoop]: 266 mSDtfsCounter, 26 mSDsluCounter, 2114 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 2372 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:18,070 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [26 Valid, 2372 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-15 15:13:18,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3440 states. [2022-03-15 15:13:18,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3440 to 3440. [2022-03-15 15:13:18,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3440 states, 3403 states have (on average 1.9330002938583604) internal successors, (6578), 3439 states have internal predecessors, (6578), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:18,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3440 states to 3440 states and 6578 transitions. [2022-03-15 15:13:18,141 INFO L78 Accepts]: Start accepts. Automaton has 3440 states and 6578 transitions. Word has length 68 [2022-03-15 15:13:18,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:18,143 INFO L470 AbstractCegarLoop]: Abstraction has 3440 states and 6578 transitions. [2022-03-15 15:13:18,143 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 5.0) internal successors, (90), 18 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:18,143 INFO L276 IsEmpty]: Start isEmpty. Operand 3440 states and 6578 transitions. [2022-03-15 15:13:18,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-03-15 15:13:18,147 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:18,147 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:18,179 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-03-15 15:13:18,359 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 15:13:18,360 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:13:18,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:18,360 INFO L85 PathProgramCache]: Analyzing trace with hash -140987804, now seen corresponding path program 2 times [2022-03-15 15:13:18,360 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:18,360 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1334732538] [2022-03-15 15:13:18,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:18,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:18,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:18,525 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:13:18,525 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:18,525 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1334732538] [2022-03-15 15:13:18,525 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1334732538] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 15:13:18,525 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [671457538] [2022-03-15 15:13:18,526 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-15 15:13:18,526 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 15:13:18,526 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 15:13:18,536 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 15:13:18,537 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-03-15 15:13:18,615 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-03-15 15:13:18,615 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 15:13:18,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 17 conjunts are in the unsatisfiable core [2022-03-15 15:13:18,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 15:13:18,703 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-03-15 15:13:18,721 INFO L353 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2022-03-15 15:13:18,722 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 22 [2022-03-15 15:13:18,749 INFO L353 Elim1Store]: treesize reduction 64, result has 22.9 percent of original size [2022-03-15 15:13:18,749 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 32 treesize of output 34 [2022-03-15 15:13:18,794 INFO L353 Elim1Store]: treesize reduction 114, result has 19.7 percent of original size [2022-03-15 15:13:18,794 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 41 treesize of output 46 [2022-03-15 15:13:18,815 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2022-03-15 15:13:18,815 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-15 15:13:18,815 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [671457538] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:18,815 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-15 15:13:18,815 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [17] total 21 [2022-03-15 15:13:18,815 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1313222428] [2022-03-15 15:13:18,815 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:18,816 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 15:13:18,816 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:18,816 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 15:13:18,816 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=326, Unknown=0, NotChecked=0, Total=420 [2022-03-15 15:13:18,816 INFO L87 Difference]: Start difference. First operand 3440 states and 6578 transitions. Second operand has 6 states, 5 states have (on average 11.6) internal successors, (58), 6 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:19,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:19,006 INFO L93 Difference]: Finished difference Result 3438 states and 6576 transitions. [2022-03-15 15:13:19,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 15:13:19,007 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 11.6) internal successors, (58), 6 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 88 [2022-03-15 15:13:19,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:19,016 INFO L225 Difference]: With dead ends: 3438 [2022-03-15 15:13:19,016 INFO L226 Difference]: Without dead ends: 3438 [2022-03-15 15:13:19,017 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=94, Invalid=326, Unknown=0, NotChecked=0, Total=420 [2022-03-15 15:13:19,017 INFO L933 BasicCegarLoop]: 260 mSDtfsCounter, 4 mSDsluCounter, 302 mSDsCounter, 0 mSdLazyCounter, 235 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 560 SdHoareTripleChecker+Invalid, 246 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 235 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:19,017 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4 Valid, 560 Invalid, 246 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 235 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 15:13:19,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3438 states. [2022-03-15 15:13:19,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3438 to 3438. [2022-03-15 15:13:19,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3438 states, 3403 states have (on average 1.9324125771378196) internal successors, (6576), 3437 states have internal predecessors, (6576), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:19,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3438 states to 3438 states and 6576 transitions. [2022-03-15 15:13:19,076 INFO L78 Accepts]: Start accepts. Automaton has 3438 states and 6576 transitions. Word has length 88 [2022-03-15 15:13:19,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:19,077 INFO L470 AbstractCegarLoop]: Abstraction has 3438 states and 6576 transitions. [2022-03-15 15:13:19,077 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 11.6) internal successors, (58), 6 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:19,077 INFO L276 IsEmpty]: Start isEmpty. Operand 3438 states and 6576 transitions. [2022-03-15 15:13:19,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-03-15 15:13:19,077 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:19,077 INFO L514 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:19,107 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-03-15 15:13:19,291 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 15:13:19,291 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:13:19,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:19,292 INFO L85 PathProgramCache]: Analyzing trace with hash 1493118986, now seen corresponding path program 1 times [2022-03-15 15:13:19,292 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:19,292 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [524863643] [2022-03-15 15:13:19,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:19,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:19,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:19,469 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:13:19,469 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:19,470 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [524863643] [2022-03-15 15:13:19,470 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [524863643] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 15:13:19,470 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [360521433] [2022-03-15 15:13:19,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:19,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 15:13:19,470 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 15:13:19,480 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 15:13:19,503 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-03-15 15:13:19,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:19,599 INFO L263 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 16 conjunts are in the unsatisfiable core [2022-03-15 15:13:19,601 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 15:13:19,752 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:13:19,753 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 15:13:19,956 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:13:19,957 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [360521433] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 15:13:19,957 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 15:13:19,957 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 23 [2022-03-15 15:13:19,957 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1555706300] [2022-03-15 15:13:19,957 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-03-15 15:13:19,957 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-03-15 15:13:19,957 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:19,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-03-15 15:13:19,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2022-03-15 15:13:19,958 INFO L87 Difference]: Start difference. First operand 3438 states and 6576 transitions. Second operand has 23 states, 23 states have (on average 5.043478260869565) internal successors, (116), 23 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:20,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:20,130 INFO L93 Difference]: Finished difference Result 3453 states and 6591 transitions. [2022-03-15 15:13:20,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-15 15:13:20,130 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 5.043478260869565) internal successors, (116), 23 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have 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 [2022-03-15 15:13:20,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:20,140 INFO L225 Difference]: With dead ends: 3453 [2022-03-15 15:13:20,140 INFO L226 Difference]: Without dead ends: 3453 [2022-03-15 15:13:20,141 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 231 GetRequests, 191 SyntacticMatches, 1 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 322 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=524, Invalid=1116, Unknown=0, NotChecked=0, Total=1640 [2022-03-15 15:13:20,141 INFO L933 BasicCegarLoop]: 264 mSDtfsCounter, 41 mSDsluCounter, 1580 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 1838 SdHoareTripleChecker+Invalid, 107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:20,141 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [41 Valid, 1838 Invalid, 107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-15 15:13:20,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3453 states. [2022-03-15 15:13:20,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3453 to 3453. [2022-03-15 15:13:20,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3453 states, 3418 states have (on average 1.9283206553540082) internal successors, (6591), 3452 states have internal predecessors, (6591), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:20,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3453 states to 3453 states and 6591 transitions. [2022-03-15 15:13:20,189 INFO L78 Accepts]: Start accepts. Automaton has 3453 states and 6591 transitions. Word has length 99 [2022-03-15 15:13:20,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:20,189 INFO L470 AbstractCegarLoop]: Abstraction has 3453 states and 6591 transitions. [2022-03-15 15:13:20,189 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 5.043478260869565) internal successors, (116), 23 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:20,189 INFO L276 IsEmpty]: Start isEmpty. Operand 3453 states and 6591 transitions. [2022-03-15 15:13:20,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-03-15 15:13:20,189 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:20,190 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:20,221 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-03-15 15:13:20,403 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 15:13:20,404 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:13:20,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:20,404 INFO L85 PathProgramCache]: Analyzing trace with hash 1721236511, now seen corresponding path program 2 times [2022-03-15 15:13:20,404 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:20,404 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789642055] [2022-03-15 15:13:20,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:20,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:20,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:20,497 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:13:20,497 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:20,497 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1789642055] [2022-03-15 15:13:20,497 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1789642055] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:20,497 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:20,497 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 15:13:20,497 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2137914056] [2022-03-15 15:13:20,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:20,497 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 15:13:20,498 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:20,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 15:13:20,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 15:13:20,498 INFO L87 Difference]: Start difference. First operand 3453 states and 6591 transitions. Second operand has 6 states, 5 states have (on average 13.8) internal successors, (69), 6 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:20,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:20,652 INFO L93 Difference]: Finished difference Result 3452 states and 6590 transitions. [2022-03-15 15:13:20,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 15:13:20,652 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 13.8) internal successors, (69), 6 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 114 [2022-03-15 15:13:20,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:20,666 INFO L225 Difference]: With dead ends: 3452 [2022-03-15 15:13:20,666 INFO L226 Difference]: Without dead ends: 3452 [2022-03-15 15:13:20,666 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 15:13:20,667 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 6 mSDsluCounter, 294 mSDsCounter, 0 mSdLazyCounter, 240 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 555 SdHoareTripleChecker+Invalid, 244 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 240 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:20,667 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 555 Invalid, 244 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 240 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 15:13:20,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3452 states. [2022-03-15 15:13:20,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3452 to 3452. [2022-03-15 15:13:20,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3452 states, 3418 states have (on average 1.9280280866003512) internal successors, (6590), 3451 states have internal predecessors, (6590), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:20,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3452 states to 3452 states and 6590 transitions. [2022-03-15 15:13:20,714 INFO L78 Accepts]: Start accepts. Automaton has 3452 states and 6590 transitions. Word has length 114 [2022-03-15 15:13:20,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:20,714 INFO L470 AbstractCegarLoop]: Abstraction has 3452 states and 6590 transitions. [2022-03-15 15:13:20,714 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 13.8) internal successors, (69), 6 states have internal predecessors, (69), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:20,714 INFO L276 IsEmpty]: Start isEmpty. Operand 3452 states and 6590 transitions. [2022-03-15 15:13:20,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-03-15 15:13:20,715 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:20,715 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:20,715 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-03-15 15:13:20,715 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:13:20,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:20,719 INFO L85 PathProgramCache]: Analyzing trace with hash -764773287, now seen corresponding path program 1 times [2022-03-15 15:13:20,719 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:20,719 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016337543] [2022-03-15 15:13:20,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:20,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:20,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:20,860 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:13:20,860 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:20,860 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2016337543] [2022-03-15 15:13:20,860 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2016337543] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:20,861 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:20,861 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 15:13:20,861 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1556963342] [2022-03-15 15:13:20,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:20,861 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 15:13:20,861 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:20,861 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 15:13:20,861 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 15:13:20,862 INFO L87 Difference]: Start difference. First operand 3452 states and 6590 transitions. Second operand has 6 states, 5 states have (on average 20.8) internal successors, (104), 6 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:21,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:21,275 INFO L93 Difference]: Finished difference Result 5339 states and 10270 transitions. [2022-03-15 15:13:21,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 15:13:21,276 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 20.8) internal successors, (104), 6 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 149 [2022-03-15 15:13:21,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:21,286 INFO L225 Difference]: With dead ends: 5339 [2022-03-15 15:13:21,287 INFO L226 Difference]: Without dead ends: 5339 [2022-03-15 15:13:21,287 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 15:13:21,287 INFO L933 BasicCegarLoop]: 430 mSDtfsCounter, 348 mSDsluCounter, 424 mSDsCounter, 0 mSdLazyCounter, 598 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 348 SdHoareTripleChecker+Valid, 852 SdHoareTripleChecker+Invalid, 681 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 598 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:21,287 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [348 Valid, 852 Invalid, 681 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 598 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-03-15 15:13:21,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5339 states. [2022-03-15 15:13:21,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5339 to 3683. [2022-03-15 15:13:21,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3683 states, 3651 states have (on average 1.930703916735141) internal successors, (7049), 3682 states have internal predecessors, (7049), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:21,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3683 states to 3683 states and 7049 transitions. [2022-03-15 15:13:21,356 INFO L78 Accepts]: Start accepts. Automaton has 3683 states and 7049 transitions. Word has length 149 [2022-03-15 15:13:21,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:21,357 INFO L470 AbstractCegarLoop]: Abstraction has 3683 states and 7049 transitions. [2022-03-15 15:13:21,357 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 20.8) internal successors, (104), 6 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:21,357 INFO L276 IsEmpty]: Start isEmpty. Operand 3683 states and 7049 transitions. [2022-03-15 15:13:21,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-03-15 15:13:21,357 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:21,358 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:21,358 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-03-15 15:13:21,358 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:13:21,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:21,358 INFO L85 PathProgramCache]: Analyzing trace with hash 1532564956, now seen corresponding path program 1 times [2022-03-15 15:13:21,358 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:21,358 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156677045] [2022-03-15 15:13:21,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:21,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:21,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:21,480 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:13:21,480 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:21,480 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1156677045] [2022-03-15 15:13:21,480 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1156677045] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:21,480 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:21,480 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 15:13:21,480 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695387816] [2022-03-15 15:13:21,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:21,481 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 15:13:21,481 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:21,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 15:13:21,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 15:13:21,481 INFO L87 Difference]: Start difference. First operand 3683 states and 7049 transitions. Second operand has 6 states, 5 states have (on average 23.0) internal successors, (115), 6 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:21,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:21,564 INFO L93 Difference]: Finished difference Result 3682 states and 7048 transitions. [2022-03-15 15:13:21,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 15:13:21,566 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 23.0) internal successors, (115), 6 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 160 [2022-03-15 15:13:21,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:21,571 INFO L225 Difference]: With dead ends: 3682 [2022-03-15 15:13:21,572 INFO L226 Difference]: Without dead ends: 3682 [2022-03-15 15:13:21,572 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 15:13:21,572 INFO L933 BasicCegarLoop]: 259 mSDtfsCounter, 15 mSDsluCounter, 158 mSDsCounter, 0 mSdLazyCounter, 111 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 416 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:21,572 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15 Valid, 416 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 15:13:21,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3682 states. [2022-03-15 15:13:21,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3682 to 3682. [2022-03-15 15:13:21,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3682 states, 3651 states have (on average 1.9304300191728294) internal successors, (7048), 3681 states have internal predecessors, (7048), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:21,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3682 states to 3682 states and 7048 transitions. [2022-03-15 15:13:21,622 INFO L78 Accepts]: Start accepts. Automaton has 3682 states and 7048 transitions. Word has length 160 [2022-03-15 15:13:21,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:21,623 INFO L470 AbstractCegarLoop]: Abstraction has 3682 states and 7048 transitions. [2022-03-15 15:13:21,623 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 23.0) internal successors, (115), 6 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:21,623 INFO L276 IsEmpty]: Start isEmpty. Operand 3682 states and 7048 transitions. [2022-03-15 15:13:21,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2022-03-15 15:13:21,624 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:21,624 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:21,624 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-03-15 15:13:21,624 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:13:21,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:21,624 INFO L85 PathProgramCache]: Analyzing trace with hash -1950203685, now seen corresponding path program 1 times [2022-03-15 15:13:21,624 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:21,625 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [721600048] [2022-03-15 15:13:21,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:21,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:21,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:21,708 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:13:21,708 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:21,709 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [721600048] [2022-03-15 15:13:21,709 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [721600048] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:21,709 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:21,709 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 15:13:21,709 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848028089] [2022-03-15 15:13:21,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:21,709 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 15:13:21,709 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:21,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 15:13:21,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 15:13:21,710 INFO L87 Difference]: Start difference. First operand 3682 states and 7048 transitions. Second operand has 6 states, 5 states have (on average 24.8) internal successors, (124), 6 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:21,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:21,835 INFO L93 Difference]: Finished difference Result 3681 states and 7047 transitions. [2022-03-15 15:13:21,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 15:13:21,835 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 24.8) internal successors, (124), 6 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 169 [2022-03-15 15:13:21,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:21,840 INFO L225 Difference]: With dead ends: 3681 [2022-03-15 15:13:21,840 INFO L226 Difference]: Without dead ends: 3681 [2022-03-15 15:13:21,841 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 15:13:21,841 INFO L933 BasicCegarLoop]: 260 mSDtfsCounter, 2 mSDsluCounter, 318 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 576 SdHoareTripleChecker+Invalid, 217 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:21,841 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 576 Invalid, 217 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 15:13:21,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3681 states. [2022-03-15 15:13:21,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3681 to 3681. [2022-03-15 15:13:21,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3681 states, 3651 states have (on average 1.9301561216105176) internal successors, (7047), 3680 states have internal predecessors, (7047), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:21,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3681 states to 3681 states and 7047 transitions. [2022-03-15 15:13:21,881 INFO L78 Accepts]: Start accepts. Automaton has 3681 states and 7047 transitions. Word has length 169 [2022-03-15 15:13:21,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:21,881 INFO L470 AbstractCegarLoop]: Abstraction has 3681 states and 7047 transitions. [2022-03-15 15:13:21,882 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 24.8) internal successors, (124), 6 states have internal predecessors, (124), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:21,882 INFO L276 IsEmpty]: Start isEmpty. Operand 3681 states and 7047 transitions. [2022-03-15 15:13:21,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2022-03-15 15:13:21,882 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:21,883 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:21,883 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-03-15 15:13:21,883 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:13:21,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:21,883 INFO L85 PathProgramCache]: Analyzing trace with hash -2052367616, now seen corresponding path program 1 times [2022-03-15 15:13:21,883 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:21,883 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146584310] [2022-03-15 15:13:21,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:21,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:21,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:21,969 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:13:21,970 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:21,970 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1146584310] [2022-03-15 15:13:21,970 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1146584310] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:21,970 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:21,970 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 15:13:21,970 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1501270328] [2022-03-15 15:13:21,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:21,970 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 15:13:21,970 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:21,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 15:13:21,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 15:13:21,971 INFO L87 Difference]: Start difference. First operand 3681 states and 7047 transitions. Second operand has 6 states, 5 states have (on average 26.4) internal successors, (132), 6 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:22,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:22,124 INFO L93 Difference]: Finished difference Result 3680 states and 7046 transitions. [2022-03-15 15:13:22,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 15:13:22,124 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 26.4) internal successors, (132), 6 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 177 [2022-03-15 15:13:22,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:22,129 INFO L225 Difference]: With dead ends: 3680 [2022-03-15 15:13:22,130 INFO L226 Difference]: Without dead ends: 3680 [2022-03-15 15:13:22,130 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 15:13:22,130 INFO L933 BasicCegarLoop]: 259 mSDtfsCounter, 3 mSDsluCounter, 318 mSDsCounter, 0 mSdLazyCounter, 210 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 575 SdHoareTripleChecker+Invalid, 214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:22,130 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3 Valid, 575 Invalid, 214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 210 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 15:13:22,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3680 states. [2022-03-15 15:13:22,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3680 to 3680. [2022-03-15 15:13:22,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3680 states, 3651 states have (on average 1.9298822240482059) internal successors, (7046), 3679 states have internal predecessors, (7046), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:22,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3680 states to 3680 states and 7046 transitions. [2022-03-15 15:13:22,170 INFO L78 Accepts]: Start accepts. Automaton has 3680 states and 7046 transitions. Word has length 177 [2022-03-15 15:13:22,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:22,170 INFO L470 AbstractCegarLoop]: Abstraction has 3680 states and 7046 transitions. [2022-03-15 15:13:22,170 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 26.4) internal successors, (132), 6 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:22,170 INFO L276 IsEmpty]: Start isEmpty. Operand 3680 states and 7046 transitions. [2022-03-15 15:13:22,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2022-03-15 15:13:22,171 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:22,171 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:22,172 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-03-15 15:13:22,172 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:13:22,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:22,172 INFO L85 PathProgramCache]: Analyzing trace with hash 1139996680, now seen corresponding path program 1 times [2022-03-15 15:13:22,172 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:22,172 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410272399] [2022-03-15 15:13:22,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:22,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:22,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:22,272 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:13:22,272 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:22,273 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1410272399] [2022-03-15 15:13:22,273 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1410272399] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:22,273 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:22,273 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 15:13:22,273 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503984207] [2022-03-15 15:13:22,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:22,274 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 15:13:22,274 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:22,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 15:13:22,274 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 15:13:22,274 INFO L87 Difference]: Start difference. First operand 3680 states and 7046 transitions. Second operand has 6 states, 5 states have (on average 31.2) internal successors, (156), 6 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:22,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:22,726 INFO L93 Difference]: Finished difference Result 4040 states and 7760 transitions. [2022-03-15 15:13:22,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 15:13:22,726 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 31.2) internal successors, (156), 6 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 201 [2022-03-15 15:13:22,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:22,733 INFO L225 Difference]: With dead ends: 4040 [2022-03-15 15:13:22,733 INFO L226 Difference]: Without dead ends: 4040 [2022-03-15 15:13:22,733 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 15:13:22,734 INFO L933 BasicCegarLoop]: 463 mSDtfsCounter, 254 mSDsluCounter, 789 mSDsCounter, 0 mSdLazyCounter, 770 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 254 SdHoareTripleChecker+Valid, 1249 SdHoareTripleChecker+Invalid, 807 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 770 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:22,734 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [254 Valid, 1249 Invalid, 807 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 770 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-03-15 15:13:22,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4040 states. [2022-03-15 15:13:22,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4040 to 3912. [2022-03-15 15:13:22,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3912 states, 3884 states have (on average 1.9325437693099896) internal successors, (7506), 3911 states have internal predecessors, (7506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:22,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3912 states to 3912 states and 7506 transitions. [2022-03-15 15:13:22,778 INFO L78 Accepts]: Start accepts. Automaton has 3912 states and 7506 transitions. Word has length 201 [2022-03-15 15:13:22,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:22,779 INFO L470 AbstractCegarLoop]: Abstraction has 3912 states and 7506 transitions. [2022-03-15 15:13:22,779 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 31.2) internal successors, (156), 6 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:22,779 INFO L276 IsEmpty]: Start isEmpty. Operand 3912 states and 7506 transitions. [2022-03-15 15:13:22,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2022-03-15 15:13:22,780 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:22,781 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:22,781 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-03-15 15:13:22,781 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:13:22,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:22,781 INFO L85 PathProgramCache]: Analyzing trace with hash -1098592927, now seen corresponding path program 1 times [2022-03-15 15:13:22,781 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:22,781 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [197568182] [2022-03-15 15:13:22,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:22,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:22,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:22,913 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:13:22,913 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:22,913 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [197568182] [2022-03-15 15:13:22,913 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [197568182] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:22,913 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:22,914 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 15:13:22,914 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1696429949] [2022-03-15 15:13:22,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:22,914 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 15:13:22,914 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:22,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 15:13:22,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 15:13:22,915 INFO L87 Difference]: Start difference. First operand 3912 states and 7506 transitions. Second operand has 6 states, 5 states have (on average 33.2) internal successors, (166), 6 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:23,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:23,191 INFO L93 Difference]: Finished difference Result 4648 states and 8901 transitions. [2022-03-15 15:13:23,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 15:13:23,192 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 33.2) internal successors, (166), 6 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 211 [2022-03-15 15:13:23,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:23,199 INFO L225 Difference]: With dead ends: 4648 [2022-03-15 15:13:23,200 INFO L226 Difference]: Without dead ends: 4414 [2022-03-15 15:13:23,200 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 15:13:23,200 INFO L933 BasicCegarLoop]: 463 mSDtfsCounter, 279 mSDsluCounter, 365 mSDsCounter, 0 mSdLazyCounter, 399 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 279 SdHoareTripleChecker+Valid, 827 SdHoareTripleChecker+Invalid, 439 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 399 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:23,200 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [279 Valid, 827 Invalid, 439 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 399 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-03-15 15:13:23,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4414 states. [2022-03-15 15:13:23,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4414 to 3910. [2022-03-15 15:13:23,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3910 states, 3883 states have (on average 1.9271182075714655) internal successors, (7483), 3909 states have internal predecessors, (7483), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:23,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3910 states to 3910 states and 7483 transitions. [2022-03-15 15:13:23,248 INFO L78 Accepts]: Start accepts. Automaton has 3910 states and 7483 transitions. Word has length 211 [2022-03-15 15:13:23,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:23,249 INFO L470 AbstractCegarLoop]: Abstraction has 3910 states and 7483 transitions. [2022-03-15 15:13:23,249 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 33.2) internal successors, (166), 6 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:23,249 INFO L276 IsEmpty]: Start isEmpty. Operand 3910 states and 7483 transitions. [2022-03-15 15:13:23,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2022-03-15 15:13:23,251 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:23,251 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:23,251 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-03-15 15:13:23,251 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:13:23,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:23,251 INFO L85 PathProgramCache]: Analyzing trace with hash -421619158, now seen corresponding path program 1 times [2022-03-15 15:13:23,251 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:23,252 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [548303611] [2022-03-15 15:13:23,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:23,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:23,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:23,341 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:13:23,342 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:23,342 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [548303611] [2022-03-15 15:13:23,342 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [548303611] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:23,342 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:23,342 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 15:13:23,342 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1727411854] [2022-03-15 15:13:23,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:23,342 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 15:13:23,343 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:23,343 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 15:13:23,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 15:13:23,343 INFO L87 Difference]: Start difference. First operand 3910 states and 7483 transitions. Second operand has 6 states, 5 states have (on average 33.4) internal successors, (167), 6 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:23,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:23,587 INFO L93 Difference]: Finished difference Result 4070 states and 7798 transitions. [2022-03-15 15:13:23,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 15:13:23,588 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 33.4) internal successors, (167), 6 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 212 [2022-03-15 15:13:23,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:23,596 INFO L225 Difference]: With dead ends: 4070 [2022-03-15 15:13:23,596 INFO L226 Difference]: Without dead ends: 4070 [2022-03-15 15:13:23,596 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 15:13:23,596 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 101 mSDsluCounter, 407 mSDsCounter, 0 mSdLazyCounter, 413 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 738 SdHoareTripleChecker+Invalid, 420 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 413 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:23,596 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [101 Valid, 738 Invalid, 420 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 413 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 15:13:23,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4070 states. [2022-03-15 15:13:23,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4070 to 4029. [2022-03-15 15:13:23,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4029 states, 4002 states have (on average 1.9282858570714643) internal successors, (7717), 4028 states have internal predecessors, (7717), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:23,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4029 states to 4029 states and 7717 transitions. [2022-03-15 15:13:23,644 INFO L78 Accepts]: Start accepts. Automaton has 4029 states and 7717 transitions. Word has length 212 [2022-03-15 15:13:23,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:23,644 INFO L470 AbstractCegarLoop]: Abstraction has 4029 states and 7717 transitions. [2022-03-15 15:13:23,644 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 33.4) internal successors, (167), 6 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:23,644 INFO L276 IsEmpty]: Start isEmpty. Operand 4029 states and 7717 transitions. [2022-03-15 15:13:23,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-15 15:13:23,646 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:23,646 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:23,646 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-03-15 15:13:23,646 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:13:23,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:23,647 INFO L85 PathProgramCache]: Analyzing trace with hash 1857703437, now seen corresponding path program 1 times [2022-03-15 15:13:23,647 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:23,647 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1959112098] [2022-03-15 15:13:23,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:23,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:23,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:24,128 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:13:24,129 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:24,129 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1959112098] [2022-03-15 15:13:24,129 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1959112098] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:24,129 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:24,129 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2022-03-15 15:13:24,129 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246878038] [2022-03-15 15:13:24,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:24,129 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-03-15 15:13:24,129 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:24,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-03-15 15:13:24,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=235, Unknown=0, NotChecked=0, Total=306 [2022-03-15 15:13:24,130 INFO L87 Difference]: Start difference. First operand 4029 states and 7717 transitions. Second operand has 18 states, 17 states have (on average 10.176470588235293) internal successors, (173), 18 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:25,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:25,510 INFO L93 Difference]: Finished difference Result 7172 states and 13871 transitions. [2022-03-15 15:13:25,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-03-15 15:13:25,510 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 10.176470588235293) internal successors, (173), 18 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-15 15:13:25,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:25,521 INFO L225 Difference]: With dead ends: 7172 [2022-03-15 15:13:25,521 INFO L226 Difference]: Without dead ends: 7172 [2022-03-15 15:13:25,521 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 155 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=253, Invalid=617, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:13:25,521 INFO L933 BasicCegarLoop]: 383 mSDtfsCounter, 1649 mSDsluCounter, 1662 mSDsCounter, 0 mSdLazyCounter, 1661 mSolverCounterSat, 328 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1649 SdHoareTripleChecker+Valid, 2040 SdHoareTripleChecker+Invalid, 1989 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 328 IncrementalHoareTripleChecker+Valid, 1661 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:25,522 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1649 Valid, 2040 Invalid, 1989 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [328 Valid, 1661 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:13:25,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7172 states. [2022-03-15 15:13:25,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7172 to 4045. [2022-03-15 15:13:25,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4045 states, 4018 states have (on average 1.9285714285714286) internal successors, (7749), 4044 states have internal predecessors, (7749), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:25,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4045 states to 4045 states and 7749 transitions. [2022-03-15 15:13:25,591 INFO L78 Accepts]: Start accepts. Automaton has 4045 states and 7749 transitions. Word has length 218 [2022-03-15 15:13:25,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:25,593 INFO L470 AbstractCegarLoop]: Abstraction has 4045 states and 7749 transitions. [2022-03-15 15:13:25,593 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 10.176470588235293) internal successors, (173), 18 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:25,593 INFO L276 IsEmpty]: Start isEmpty. Operand 4045 states and 7749 transitions. [2022-03-15 15:13:25,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-15 15:13:25,595 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:25,595 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:25,595 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-03-15 15:13:25,595 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:13:25,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:25,596 INFO L85 PathProgramCache]: Analyzing trace with hash -12811637, now seen corresponding path program 2 times [2022-03-15 15:13:25,596 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:25,596 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [696660458] [2022-03-15 15:13:25,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:25,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:25,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:25,911 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:13:25,912 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:25,912 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [696660458] [2022-03-15 15:13:25,912 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [696660458] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:25,912 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:25,912 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-15 15:13:25,912 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427891665] [2022-03-15 15:13:25,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:25,913 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-15 15:13:25,913 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:25,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-15 15:13:25,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=187, Unknown=0, NotChecked=0, Total=240 [2022-03-15 15:13:25,913 INFO L87 Difference]: Start difference. First operand 4045 states and 7749 transitions. Second operand has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:27,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:27,194 INFO L93 Difference]: Finished difference Result 7246 states and 14018 transitions. [2022-03-15 15:13:27,194 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:13:27,194 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-15 15:13:27,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:27,207 INFO L225 Difference]: With dead ends: 7246 [2022-03-15 15:13:27,207 INFO L226 Difference]: Without dead ends: 7246 [2022-03-15 15:13:27,207 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 140 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=239, Invalid=573, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:13:27,208 INFO L933 BasicCegarLoop]: 382 mSDtfsCounter, 1654 mSDsluCounter, 1460 mSDsCounter, 0 mSdLazyCounter, 1635 mSolverCounterSat, 369 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1654 SdHoareTripleChecker+Valid, 1838 SdHoareTripleChecker+Invalid, 2004 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 369 IncrementalHoareTripleChecker+Valid, 1635 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:27,208 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1654 Valid, 1838 Invalid, 2004 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [369 Valid, 1635 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:13:27,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7246 states. [2022-03-15 15:13:27,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7246 to 4046. [2022-03-15 15:13:27,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4046 states, 4019 states have (on average 1.9285892012938541) internal successors, (7751), 4045 states have internal predecessors, (7751), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:27,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4046 states to 4046 states and 7751 transitions. [2022-03-15 15:13:27,274 INFO L78 Accepts]: Start accepts. Automaton has 4046 states and 7751 transitions. Word has length 218 [2022-03-15 15:13:27,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:27,274 INFO L470 AbstractCegarLoop]: Abstraction has 4046 states and 7751 transitions. [2022-03-15 15:13:27,274 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:27,274 INFO L276 IsEmpty]: Start isEmpty. Operand 4046 states and 7751 transitions. [2022-03-15 15:13:27,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-15 15:13:27,276 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:27,276 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:27,276 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-03-15 15:13:27,277 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:13:27,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:27,277 INFO L85 PathProgramCache]: Analyzing trace with hash 1691260565, now seen corresponding path program 3 times [2022-03-15 15:13:27,277 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:27,277 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172014155] [2022-03-15 15:13:27,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:27,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:27,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:27,788 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:13:27,788 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:27,788 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1172014155] [2022-03-15 15:13:27,788 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1172014155] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:27,788 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:27,788 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-15 15:13:27,788 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596928809] [2022-03-15 15:13:27,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:27,789 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-15 15:13:27,789 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:27,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-15 15:13:27,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=159, Unknown=0, NotChecked=0, Total=210 [2022-03-15 15:13:27,790 INFO L87 Difference]: Start difference. First operand 4046 states and 7751 transitions. Second operand has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:29,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:29,493 INFO L93 Difference]: Finished difference Result 7278 states and 14083 transitions. [2022-03-15 15:13:29,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:13:29,493 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-15 15:13:29,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:29,506 INFO L225 Difference]: With dead ends: 7278 [2022-03-15 15:13:29,506 INFO L226 Difference]: Without dead ends: 7278 [2022-03-15 15:13:29,506 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 139 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=262, Invalid=608, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:13:29,507 INFO L933 BasicCegarLoop]: 379 mSDtfsCounter, 1439 mSDsluCounter, 1587 mSDsCounter, 0 mSdLazyCounter, 1822 mSolverCounterSat, 386 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1439 SdHoareTripleChecker+Valid, 1962 SdHoareTripleChecker+Invalid, 2208 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 386 IncrementalHoareTripleChecker+Valid, 1822 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:29,507 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1439 Valid, 1962 Invalid, 2208 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [386 Valid, 1822 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:13:29,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7278 states. [2022-03-15 15:13:29,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7278 to 4065. [2022-03-15 15:13:29,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4065 states, 4038 states have (on average 1.929172857850421) internal successors, (7790), 4064 states have internal predecessors, (7790), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:29,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4065 states to 4065 states and 7790 transitions. [2022-03-15 15:13:29,565 INFO L78 Accepts]: Start accepts. Automaton has 4065 states and 7790 transitions. Word has length 218 [2022-03-15 15:13:29,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:29,565 INFO L470 AbstractCegarLoop]: Abstraction has 4065 states and 7790 transitions. [2022-03-15 15:13:29,566 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:29,566 INFO L276 IsEmpty]: Start isEmpty. Operand 4065 states and 7790 transitions. [2022-03-15 15:13:29,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-15 15:13:29,567 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:29,568 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:29,568 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-03-15 15:13:29,568 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:13:29,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:29,568 INFO L85 PathProgramCache]: Analyzing trace with hash 489950317, now seen corresponding path program 4 times [2022-03-15 15:13:29,568 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:29,568 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1963136192] [2022-03-15 15:13:29,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:29,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:29,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:30,273 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:13:30,273 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:30,274 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1963136192] [2022-03-15 15:13:30,274 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1963136192] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:30,274 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:30,274 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-15 15:13:30,274 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [327669082] [2022-03-15 15:13:30,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:30,275 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-15 15:13:30,275 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:30,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-15 15:13:30,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=158, Unknown=0, NotChecked=0, Total=210 [2022-03-15 15:13:30,276 INFO L87 Difference]: Start difference. First operand 4065 states and 7790 transitions. Second operand has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:31,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:31,557 INFO L93 Difference]: Finished difference Result 7302 states and 14130 transitions. [2022-03-15 15:13:31,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:13:31,557 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-15 15:13:31,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:31,618 INFO L225 Difference]: With dead ends: 7302 [2022-03-15 15:13:31,618 INFO L226 Difference]: Without dead ends: 7302 [2022-03-15 15:13:31,631 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=223, Invalid=533, Unknown=0, NotChecked=0, Total=756 [2022-03-15 15:13:31,631 INFO L933 BasicCegarLoop]: 343 mSDtfsCounter, 1166 mSDsluCounter, 1319 mSDsCounter, 0 mSdLazyCounter, 1419 mSolverCounterSat, 268 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1166 SdHoareTripleChecker+Valid, 1658 SdHoareTripleChecker+Invalid, 1687 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 268 IncrementalHoareTripleChecker+Valid, 1419 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:31,632 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1166 Valid, 1658 Invalid, 1687 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [268 Valid, 1419 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:13:31,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7302 states. [2022-03-15 15:13:31,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7302 to 4067. [2022-03-15 15:13:31,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4067 states, 4040 states have (on average 1.9292079207920791) internal successors, (7794), 4066 states have internal predecessors, (7794), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:31,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4067 states to 4067 states and 7794 transitions. [2022-03-15 15:13:31,730 INFO L78 Accepts]: Start accepts. Automaton has 4067 states and 7794 transitions. Word has length 218 [2022-03-15 15:13:31,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:31,730 INFO L470 AbstractCegarLoop]: Abstraction has 4067 states and 7794 transitions. [2022-03-15 15:13:31,730 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:31,730 INFO L276 IsEmpty]: Start isEmpty. Operand 4067 states and 7794 transitions. [2022-03-15 15:13:31,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-15 15:13:31,748 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:31,748 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:31,748 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-03-15 15:13:31,748 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:13:31,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:31,749 INFO L85 PathProgramCache]: Analyzing trace with hash -2100944777, now seen corresponding path program 5 times [2022-03-15 15:13:31,749 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:31,749 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [145907950] [2022-03-15 15:13:31,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:31,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:31,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:32,265 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:13:32,266 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:32,266 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [145907950] [2022-03-15 15:13:32,266 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [145907950] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:32,266 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:32,266 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-15 15:13:32,266 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [754841186] [2022-03-15 15:13:32,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:32,267 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-15 15:13:32,267 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:32,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-15 15:13:32,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=161, Unknown=0, NotChecked=0, Total=210 [2022-03-15 15:13:32,267 INFO L87 Difference]: Start difference. First operand 4067 states and 7794 transitions. Second operand has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:33,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:33,878 INFO L93 Difference]: Finished difference Result 7407 states and 14340 transitions. [2022-03-15 15:13:33,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:13:33,878 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-15 15:13:33,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:33,890 INFO L225 Difference]: With dead ends: 7407 [2022-03-15 15:13:33,890 INFO L226 Difference]: Without dead ends: 7407 [2022-03-15 15:13:33,891 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 149 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=252, Invalid=618, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:13:33,891 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 987 mSDsluCounter, 1722 mSDsCounter, 0 mSdLazyCounter, 1896 mSolverCounterSat, 302 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 987 SdHoareTripleChecker+Valid, 2078 SdHoareTripleChecker+Invalid, 2198 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 302 IncrementalHoareTripleChecker+Valid, 1896 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:33,891 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [987 Valid, 2078 Invalid, 2198 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [302 Valid, 1896 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:13:33,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7407 states. [2022-03-15 15:13:33,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7407 to 4066. [2022-03-15 15:13:33,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4066 states, 4039 states have (on average 1.9291903936617976) internal successors, (7792), 4065 states have internal predecessors, (7792), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:33,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4066 states to 4066 states and 7792 transitions. [2022-03-15 15:13:33,956 INFO L78 Accepts]: Start accepts. Automaton has 4066 states and 7792 transitions. Word has length 218 [2022-03-15 15:13:33,957 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:33,957 INFO L470 AbstractCegarLoop]: Abstraction has 4066 states and 7792 transitions. [2022-03-15 15:13:33,957 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:33,957 INFO L276 IsEmpty]: Start isEmpty. Operand 4066 states and 7792 transitions. [2022-03-15 15:13:33,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-15 15:13:33,959 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:33,959 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:33,959 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-03-15 15:13:33,959 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:13:33,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:33,959 INFO L85 PathProgramCache]: Analyzing trace with hash -1109258483, now seen corresponding path program 6 times [2022-03-15 15:13:33,960 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:33,960 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [759793170] [2022-03-15 15:13:33,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:33,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:34,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:34,315 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:13:34,315 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:34,315 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [759793170] [2022-03-15 15:13:34,315 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [759793170] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:34,315 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:34,315 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-15 15:13:34,315 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1290243260] [2022-03-15 15:13:34,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:34,316 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-15 15:13:34,316 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:34,316 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-15 15:13:34,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=189, Unknown=0, NotChecked=0, Total=240 [2022-03-15 15:13:34,316 INFO L87 Difference]: Start difference. First operand 4066 states and 7792 transitions. Second operand has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:35,659 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:35,660 INFO L93 Difference]: Finished difference Result 7379 states and 14285 transitions. [2022-03-15 15:13:35,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 15:13:35,660 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-15 15:13:35,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:35,697 INFO L225 Difference]: With dead ends: 7379 [2022-03-15 15:13:35,697 INFO L226 Difference]: Without dead ends: 7379 [2022-03-15 15:13:35,698 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 181 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=283, Invalid=709, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:13:35,698 INFO L933 BasicCegarLoop]: 356 mSDtfsCounter, 1578 mSDsluCounter, 1546 mSDsCounter, 0 mSdLazyCounter, 1787 mSolverCounterSat, 417 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1578 SdHoareTripleChecker+Valid, 1898 SdHoareTripleChecker+Invalid, 2204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 417 IncrementalHoareTripleChecker+Valid, 1787 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:35,698 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1578 Valid, 1898 Invalid, 2204 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [417 Valid, 1787 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:13:35,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7379 states. [2022-03-15 15:13:35,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7379 to 4085. [2022-03-15 15:13:35,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4085 states, 4058 states have (on average 1.9297683587974372) internal successors, (7831), 4084 states have internal predecessors, (7831), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:35,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4085 states to 4085 states and 7831 transitions. [2022-03-15 15:13:35,785 INFO L78 Accepts]: Start accepts. Automaton has 4085 states and 7831 transitions. Word has length 218 [2022-03-15 15:13:35,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:35,785 INFO L470 AbstractCegarLoop]: Abstraction has 4085 states and 7831 transitions. [2022-03-15 15:13:35,785 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:35,785 INFO L276 IsEmpty]: Start isEmpty. Operand 4085 states and 7831 transitions. [2022-03-15 15:13:35,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-15 15:13:35,787 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:35,787 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:35,787 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-03-15 15:13:35,788 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:13:35,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:35,788 INFO L85 PathProgramCache]: Analyzing trace with hash 1943452845, now seen corresponding path program 7 times [2022-03-15 15:13:35,788 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:35,788 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [633211774] [2022-03-15 15:13:35,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:35,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:35,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:36,115 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:13:36,116 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:36,116 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [633211774] [2022-03-15 15:13:36,116 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [633211774] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:36,116 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:36,116 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-15 15:13:36,116 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [948244546] [2022-03-15 15:13:36,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:36,116 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-15 15:13:36,117 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:36,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-15 15:13:36,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=187, Unknown=0, NotChecked=0, Total=240 [2022-03-15 15:13:36,117 INFO L87 Difference]: Start difference. First operand 4085 states and 7831 transitions. Second operand has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:37,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:37,123 INFO L93 Difference]: Finished difference Result 7355 states and 14236 transitions. [2022-03-15 15:13:37,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-03-15 15:13:37,123 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-15 15:13:37,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:37,137 INFO L225 Difference]: With dead ends: 7355 [2022-03-15 15:13:37,137 INFO L226 Difference]: Without dead ends: 7355 [2022-03-15 15:13:37,138 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 152 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=227, Invalid=585, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:13:37,139 INFO L933 BasicCegarLoop]: 304 mSDtfsCounter, 1410 mSDsluCounter, 1104 mSDsCounter, 0 mSdLazyCounter, 1203 mSolverCounterSat, 296 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1410 SdHoareTripleChecker+Valid, 1405 SdHoareTripleChecker+Invalid, 1499 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 296 IncrementalHoareTripleChecker+Valid, 1203 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:37,139 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1410 Valid, 1405 Invalid, 1499 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [296 Valid, 1203 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:13:37,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7355 states. [2022-03-15 15:13:37,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7355 to 4088. [2022-03-15 15:13:37,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4088 states, 4061 states have (on average 1.929820241319872) internal successors, (7837), 4087 states have internal predecessors, (7837), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:37,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4088 states to 4088 states and 7837 transitions. [2022-03-15 15:13:37,204 INFO L78 Accepts]: Start accepts. Automaton has 4088 states and 7837 transitions. Word has length 218 [2022-03-15 15:13:37,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:37,204 INFO L470 AbstractCegarLoop]: Abstraction has 4088 states and 7837 transitions. [2022-03-15 15:13:37,204 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:37,204 INFO L276 IsEmpty]: Start isEmpty. Operand 4088 states and 7837 transitions. [2022-03-15 15:13:37,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-15 15:13:37,207 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:37,207 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:37,207 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-03-15 15:13:37,207 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:13:37,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:37,207 INFO L85 PathProgramCache]: Analyzing trace with hash -647442249, now seen corresponding path program 8 times [2022-03-15 15:13:37,208 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:37,208 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [820556034] [2022-03-15 15:13:37,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:37,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:37,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:37,523 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:13:37,524 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:37,524 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [820556034] [2022-03-15 15:13:37,524 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [820556034] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:37,524 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:37,524 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-15 15:13:37,524 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1574203193] [2022-03-15 15:13:37,524 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:37,524 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-15 15:13:37,524 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:37,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-15 15:13:37,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2022-03-15 15:13:37,525 INFO L87 Difference]: Start difference. First operand 4088 states and 7837 transitions. Second operand has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:39,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:39,018 INFO L93 Difference]: Finished difference Result 7460 states and 14446 transitions. [2022-03-15 15:13:39,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 15:13:39,018 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-15 15:13:39,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:39,028 INFO L225 Difference]: With dead ends: 7460 [2022-03-15 15:13:39,028 INFO L226 Difference]: Without dead ends: 7460 [2022-03-15 15:13:39,029 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 186 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=288, Invalid=768, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:13:39,029 INFO L933 BasicCegarLoop]: 294 mSDtfsCounter, 1553 mSDsluCounter, 1763 mSDsCounter, 0 mSdLazyCounter, 2071 mSolverCounterSat, 353 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1553 SdHoareTripleChecker+Valid, 2054 SdHoareTripleChecker+Invalid, 2424 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 353 IncrementalHoareTripleChecker+Valid, 2071 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:39,029 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1553 Valid, 2054 Invalid, 2424 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [353 Valid, 2071 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:13:39,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7460 states. [2022-03-15 15:13:39,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7460 to 4087. [2022-03-15 15:13:39,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4087 states, 4060 states have (on average 1.9298029556650247) internal successors, (7835), 4086 states have internal predecessors, (7835), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:39,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4087 states to 4087 states and 7835 transitions. [2022-03-15 15:13:39,089 INFO L78 Accepts]: Start accepts. Automaton has 4087 states and 7835 transitions. Word has length 218 [2022-03-15 15:13:39,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:39,090 INFO L470 AbstractCegarLoop]: Abstraction has 4087 states and 7835 transitions. [2022-03-15 15:13:39,090 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:39,090 INFO L276 IsEmpty]: Start isEmpty. Operand 4087 states and 7835 transitions. [2022-03-15 15:13:39,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-15 15:13:39,093 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:39,093 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:39,093 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-03-15 15:13:39,093 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:13:39,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:39,094 INFO L85 PathProgramCache]: Analyzing trace with hash 344244045, now seen corresponding path program 9 times [2022-03-15 15:13:39,094 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:39,094 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [107850365] [2022-03-15 15:13:39,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:39,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:39,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:39,406 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:13:39,406 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:39,406 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [107850365] [2022-03-15 15:13:39,406 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [107850365] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:39,406 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:39,406 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-15 15:13:39,406 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [292434424] [2022-03-15 15:13:39,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:39,407 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-15 15:13:39,407 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:39,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-15 15:13:39,408 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=187, Unknown=0, NotChecked=0, Total=240 [2022-03-15 15:13:39,408 INFO L87 Difference]: Start difference. First operand 4087 states and 7835 transitions. Second operand has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:40,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:40,691 INFO L93 Difference]: Finished difference Result 7557 states and 14640 transitions. [2022-03-15 15:13:40,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-15 15:13:40,692 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-15 15:13:40,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:40,701 INFO L225 Difference]: With dead ends: 7557 [2022-03-15 15:13:40,702 INFO L226 Difference]: Without dead ends: 7557 [2022-03-15 15:13:40,702 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 208 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=304, Invalid=818, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:13:40,702 INFO L933 BasicCegarLoop]: 310 mSDtfsCounter, 1157 mSDsluCounter, 1521 mSDsCounter, 0 mSdLazyCounter, 1893 mSolverCounterSat, 320 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1157 SdHoareTripleChecker+Valid, 1828 SdHoareTripleChecker+Invalid, 2213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 320 IncrementalHoareTripleChecker+Valid, 1893 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:40,703 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1157 Valid, 1828 Invalid, 2213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [320 Valid, 1893 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:13:40,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7557 states. [2022-03-15 15:13:40,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7557 to 4086. [2022-03-15 15:13:40,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4086 states, 4059 states have (on average 1.9297856614929785) internal successors, (7833), 4085 states have internal predecessors, (7833), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:40,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4086 states to 4086 states and 7833 transitions. [2022-03-15 15:13:40,767 INFO L78 Accepts]: Start accepts. Automaton has 4086 states and 7833 transitions. Word has length 218 [2022-03-15 15:13:40,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:40,767 INFO L470 AbstractCegarLoop]: Abstraction has 4086 states and 7833 transitions. [2022-03-15 15:13:40,767 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:40,767 INFO L276 IsEmpty]: Start isEmpty. Operand 4086 states and 7833 transitions. [2022-03-15 15:13:40,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-15 15:13:40,769 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:40,769 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:40,769 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-03-15 15:13:40,769 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:13:40,769 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:40,769 INFO L85 PathProgramCache]: Analyzing trace with hash 1800049813, now seen corresponding path program 10 times [2022-03-15 15:13:40,769 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:40,769 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1838725581] [2022-03-15 15:13:40,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:40,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:40,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:41,137 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:13:41,137 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:41,137 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1838725581] [2022-03-15 15:13:41,137 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1838725581] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:41,137 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:41,137 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-15 15:13:41,138 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848911715] [2022-03-15 15:13:41,138 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:41,138 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-15 15:13:41,138 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:41,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-15 15:13:41,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=188, Unknown=0, NotChecked=0, Total=240 [2022-03-15 15:13:41,139 INFO L87 Difference]: Start difference. First operand 4086 states and 7833 transitions. Second operand has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:42,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:42,647 INFO L93 Difference]: Finished difference Result 7480 states and 14487 transitions. [2022-03-15 15:13:42,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 15:13:42,647 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-15 15:13:42,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:42,658 INFO L225 Difference]: With dead ends: 7480 [2022-03-15 15:13:42,658 INFO L226 Difference]: Without dead ends: 7480 [2022-03-15 15:13:42,659 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 204 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=293, Invalid=763, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:13:42,662 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 1602 mSDsluCounter, 1815 mSDsCounter, 0 mSdLazyCounter, 2043 mSolverCounterSat, 399 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1602 SdHoareTripleChecker+Valid, 2145 SdHoareTripleChecker+Invalid, 2442 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 399 IncrementalHoareTripleChecker+Valid, 2043 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:42,663 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1602 Valid, 2145 Invalid, 2442 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [399 Valid, 2043 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:13:42,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7480 states. [2022-03-15 15:13:42,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7480 to 4105. [2022-03-15 15:13:42,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4105 states, 4078 states have (on average 1.9303580186365865) internal successors, (7872), 4104 states have internal predecessors, (7872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:42,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4105 states to 4105 states and 7872 transitions. [2022-03-15 15:13:42,778 INFO L78 Accepts]: Start accepts. Automaton has 4105 states and 7872 transitions. Word has length 218 [2022-03-15 15:13:42,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:42,779 INFO L470 AbstractCegarLoop]: Abstraction has 4105 states and 7872 transitions. [2022-03-15 15:13:42,779 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:42,779 INFO L276 IsEmpty]: Start isEmpty. Operand 4105 states and 7872 transitions. [2022-03-15 15:13:42,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-15 15:13:42,796 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:42,796 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:42,796 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-03-15 15:13:42,796 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:13:42,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:42,796 INFO L85 PathProgramCache]: Analyzing trace with hash 511501325, now seen corresponding path program 11 times [2022-03-15 15:13:42,797 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:42,797 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [335290312] [2022-03-15 15:13:42,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:42,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:42,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:43,266 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:13:43,266 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:43,266 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [335290312] [2022-03-15 15:13:43,267 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [335290312] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:43,267 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:43,267 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-03-15 15:13:43,267 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1218681837] [2022-03-15 15:13:43,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:43,267 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-03-15 15:13:43,267 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:43,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-03-15 15:13:43,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=159, Unknown=0, NotChecked=0, Total=210 [2022-03-15 15:13:43,268 INFO L87 Difference]: Start difference. First operand 4105 states and 7872 transitions. Second operand has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:44,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:44,301 INFO L93 Difference]: Finished difference Result 4773 states and 9166 transitions. [2022-03-15 15:13:44,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-15 15:13:44,302 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-15 15:13:44,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:44,308 INFO L225 Difference]: With dead ends: 4773 [2022-03-15 15:13:44,308 INFO L226 Difference]: Without dead ends: 4773 [2022-03-15 15:13:44,308 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 248 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=304, Invalid=818, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:13:44,309 INFO L933 BasicCegarLoop]: 313 mSDtfsCounter, 1545 mSDsluCounter, 1395 mSDsCounter, 0 mSdLazyCounter, 1657 mSolverCounterSat, 359 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1545 SdHoareTripleChecker+Valid, 1706 SdHoareTripleChecker+Invalid, 2016 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 359 IncrementalHoareTripleChecker+Valid, 1657 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:44,309 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1545 Valid, 1706 Invalid, 2016 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [359 Valid, 1657 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:13:44,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4773 states. [2022-03-15 15:13:44,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4773 to 4061. [2022-03-15 15:13:44,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4061 states, 4034 states have (on average 1.928854734754586) internal successors, (7781), 4060 states have internal predecessors, (7781), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:44,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4061 states to 4061 states and 7781 transitions. [2022-03-15 15:13:44,358 INFO L78 Accepts]: Start accepts. Automaton has 4061 states and 7781 transitions. Word has length 218 [2022-03-15 15:13:44,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:44,358 INFO L470 AbstractCegarLoop]: Abstraction has 4061 states and 7781 transitions. [2022-03-15 15:13:44,358 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 12.357142857142858) internal successors, (173), 15 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:44,358 INFO L276 IsEmpty]: Start isEmpty. Operand 4061 states and 7781 transitions. [2022-03-15 15:13:44,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-15 15:13:44,360 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:44,360 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:44,360 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-03-15 15:13:44,360 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:13:44,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:44,360 INFO L85 PathProgramCache]: Analyzing trace with hash -399857928, now seen corresponding path program 1 times [2022-03-15 15:13:44,361 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:44,361 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1330232777] [2022-03-15 15:13:44,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:44,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:44,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:44,626 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:13:44,626 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:44,626 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1330232777] [2022-03-15 15:13:44,626 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1330232777] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:44,626 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:44,626 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-15 15:13:44,626 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675021497] [2022-03-15 15:13:44,626 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:44,627 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-15 15:13:44,627 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:44,627 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-15 15:13:44,627 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=188, Unknown=0, NotChecked=0, Total=240 [2022-03-15 15:13:44,627 INFO L87 Difference]: Start difference. First operand 4061 states and 7781 transitions. Second operand has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:45,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:45,339 INFO L93 Difference]: Finished difference Result 4082 states and 7822 transitions. [2022-03-15 15:13:45,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:13:45,339 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-15 15:13:45,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:45,344 INFO L225 Difference]: With dead ends: 4082 [2022-03-15 15:13:45,345 INFO L226 Difference]: Without dead ends: 4082 [2022-03-15 15:13:45,345 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 192 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=239, Invalid=691, Unknown=0, NotChecked=0, Total=930 [2022-03-15 15:13:45,348 INFO L933 BasicCegarLoop]: 313 mSDtfsCounter, 1373 mSDsluCounter, 1442 mSDsCounter, 0 mSdLazyCounter, 1223 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1373 SdHoareTripleChecker+Valid, 1754 SdHoareTripleChecker+Invalid, 1297 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 1223 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:45,350 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1373 Valid, 1754 Invalid, 1297 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 1223 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-03-15 15:13:45,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4082 states. [2022-03-15 15:13:45,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4082 to 4011. [2022-03-15 15:13:45,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4011 states, 3985 states have (on average 1.927478042659975) internal successors, (7681), 4010 states have internal predecessors, (7681), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:45,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4011 states to 4011 states and 7681 transitions. [2022-03-15 15:13:45,414 INFO L78 Accepts]: Start accepts. Automaton has 4011 states and 7681 transitions. Word has length 218 [2022-03-15 15:13:45,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:45,414 INFO L470 AbstractCegarLoop]: Abstraction has 4011 states and 7681 transitions. [2022-03-15 15:13:45,414 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:45,414 INFO L276 IsEmpty]: Start isEmpty. Operand 4011 states and 7681 transitions. [2022-03-15 15:13:45,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-15 15:13:45,416 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:45,416 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:45,416 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-03-15 15:13:45,416 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:13:45,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:45,416 INFO L85 PathProgramCache]: Analyzing trace with hash -2088004511, now seen corresponding path program 12 times [2022-03-15 15:13:45,416 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:45,416 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1246609402] [2022-03-15 15:13:45,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:45,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:45,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:45,712 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:13:45,712 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:45,712 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1246609402] [2022-03-15 15:13:45,712 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1246609402] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:45,713 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:45,713 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-15 15:13:45,713 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025210400] [2022-03-15 15:13:45,713 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:45,713 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-15 15:13:45,713 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:45,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-15 15:13:45,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=179, Unknown=0, NotChecked=0, Total=240 [2022-03-15 15:13:45,714 INFO L87 Difference]: Start difference. First operand 4011 states and 7681 transitions. Second operand has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:46,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:46,802 INFO L93 Difference]: Finished difference Result 7130 states and 13788 transitions. [2022-03-15 15:13:46,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:13:46,803 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-15 15:13:46,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:46,812 INFO L225 Difference]: With dead ends: 7130 [2022-03-15 15:13:46,812 INFO L226 Difference]: Without dead ends: 7130 [2022-03-15 15:13:46,812 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 158 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=255, Invalid=675, Unknown=0, NotChecked=0, Total=930 [2022-03-15 15:13:46,813 INFO L933 BasicCegarLoop]: 244 mSDtfsCounter, 1484 mSDsluCounter, 1332 mSDsCounter, 0 mSdLazyCounter, 1413 mSolverCounterSat, 243 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1484 SdHoareTripleChecker+Valid, 1574 SdHoareTripleChecker+Invalid, 1656 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 243 IncrementalHoareTripleChecker+Valid, 1413 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:46,813 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1484 Valid, 1574 Invalid, 1656 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [243 Valid, 1413 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:13:46,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7130 states. [2022-03-15 15:13:46,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7130 to 4010. [2022-03-15 15:13:46,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4010 states, 3984 states have (on average 1.9274598393574298) internal successors, (7679), 4009 states have internal predecessors, (7679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:46,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4010 states to 4010 states and 7679 transitions. [2022-03-15 15:13:46,891 INFO L78 Accepts]: Start accepts. Automaton has 4010 states and 7679 transitions. Word has length 218 [2022-03-15 15:13:46,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:46,891 INFO L470 AbstractCegarLoop]: Abstraction has 4010 states and 7679 transitions. [2022-03-15 15:13:46,892 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:46,892 INFO L276 IsEmpty]: Start isEmpty. Operand 4010 states and 7679 transitions. [2022-03-15 15:13:46,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-15 15:13:46,893 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:46,893 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:46,893 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-03-15 15:13:46,893 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:13:46,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:46,894 INFO L85 PathProgramCache]: Analyzing trace with hash -383932309, now seen corresponding path program 13 times [2022-03-15 15:13:46,894 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:46,894 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1915481613] [2022-03-15 15:13:46,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:46,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:46,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:47,179 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:13:47,180 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:47,180 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1915481613] [2022-03-15 15:13:47,180 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1915481613] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:47,180 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:47,180 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-15 15:13:47,180 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [137546235] [2022-03-15 15:13:47,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:47,181 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-15 15:13:47,181 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:47,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-15 15:13:47,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=184, Unknown=0, NotChecked=0, Total=240 [2022-03-15 15:13:47,181 INFO L87 Difference]: Start difference. First operand 4010 states and 7679 transitions. Second operand has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:48,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:48,280 INFO L93 Difference]: Finished difference Result 7220 states and 13968 transitions. [2022-03-15 15:13:48,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-03-15 15:13:48,281 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-15 15:13:48,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:48,289 INFO L225 Difference]: With dead ends: 7220 [2022-03-15 15:13:48,290 INFO L226 Difference]: Without dead ends: 7220 [2022-03-15 15:13:48,290 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 194 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=282, Invalid=774, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:13:48,290 INFO L933 BasicCegarLoop]: 261 mSDtfsCounter, 1271 mSDsluCounter, 1084 mSDsCounter, 0 mSdLazyCounter, 1271 mSolverCounterSat, 217 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1271 SdHoareTripleChecker+Valid, 1343 SdHoareTripleChecker+Invalid, 1488 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 217 IncrementalHoareTripleChecker+Valid, 1271 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:48,291 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1271 Valid, 1343 Invalid, 1488 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [217 Valid, 1271 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:13:48,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7220 states. [2022-03-15 15:13:48,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7220 to 4009. [2022-03-15 15:13:48,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4009 states, 3983 states have (on average 1.9274416269143861) internal successors, (7677), 4008 states have internal predecessors, (7677), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:48,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4009 states to 4009 states and 7677 transitions. [2022-03-15 15:13:48,342 INFO L78 Accepts]: Start accepts. Automaton has 4009 states and 7677 transitions. Word has length 218 [2022-03-15 15:13:48,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:48,343 INFO L470 AbstractCegarLoop]: Abstraction has 4009 states and 7677 transitions. [2022-03-15 15:13:48,343 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:48,343 INFO L276 IsEmpty]: Start isEmpty. Operand 4009 states and 7677 transitions. [2022-03-15 15:13:48,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-15 15:13:48,344 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:48,344 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:48,344 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-03-15 15:13:48,345 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:13:48,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:48,345 INFO L85 PathProgramCache]: Analyzing trace with hash 607753985, now seen corresponding path program 14 times [2022-03-15 15:13:48,345 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:48,345 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1935618541] [2022-03-15 15:13:48,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:48,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:48,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:48,623 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:13:48,623 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:48,623 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1935618541] [2022-03-15 15:13:48,623 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1935618541] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:48,623 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:48,623 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-15 15:13:48,623 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [519772892] [2022-03-15 15:13:48,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:48,624 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-15 15:13:48,624 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:48,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-15 15:13:48,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2022-03-15 15:13:48,624 INFO L87 Difference]: Start difference. First operand 4009 states and 7677 transitions. Second operand has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:49,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:49,755 INFO L93 Difference]: Finished difference Result 7304 states and 14136 transitions. [2022-03-15 15:13:49,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-15 15:13:49,755 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-15 15:13:49,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:49,764 INFO L225 Difference]: With dead ends: 7304 [2022-03-15 15:13:49,765 INFO L226 Difference]: Without dead ends: 7304 [2022-03-15 15:13:49,765 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 219 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=295, Invalid=827, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:13:49,766 INFO L933 BasicCegarLoop]: 274 mSDtfsCounter, 1306 mSDsluCounter, 1476 mSDsCounter, 0 mSdLazyCounter, 1743 mSolverCounterSat, 290 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1306 SdHoareTripleChecker+Valid, 1748 SdHoareTripleChecker+Invalid, 2033 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 290 IncrementalHoareTripleChecker+Valid, 1743 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:49,766 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1306 Valid, 1748 Invalid, 2033 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [290 Valid, 1743 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:13:49,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7304 states. [2022-03-15 15:13:49,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7304 to 4008. [2022-03-15 15:13:49,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4008 states, 3982 states have (on average 1.9274234053239578) internal successors, (7675), 4007 states have internal predecessors, (7675), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:49,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4008 states to 4008 states and 7675 transitions. [2022-03-15 15:13:49,819 INFO L78 Accepts]: Start accepts. Automaton has 4008 states and 7675 transitions. Word has length 218 [2022-03-15 15:13:49,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:49,820 INFO L470 AbstractCegarLoop]: Abstraction has 4008 states and 7675 transitions. [2022-03-15 15:13:49,820 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:49,820 INFO L276 IsEmpty]: Start isEmpty. Operand 4008 states and 7675 transitions. [2022-03-15 15:13:49,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2022-03-15 15:13:49,821 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:49,822 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:49,822 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-03-15 15:13:49,822 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:13:49,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:49,822 INFO L85 PathProgramCache]: Analyzing trace with hash 2063559753, now seen corresponding path program 15 times [2022-03-15 15:13:49,822 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:49,822 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743179405] [2022-03-15 15:13:49,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:49,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:49,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:50,067 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:13:50,068 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:50,068 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743179405] [2022-03-15 15:13:50,068 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1743179405] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:50,068 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:50,068 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-03-15 15:13:50,068 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [540451471] [2022-03-15 15:13:50,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:50,068 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-03-15 15:13:50,068 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:50,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-03-15 15:13:50,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2022-03-15 15:13:50,069 INFO L87 Difference]: Start difference. First operand 4008 states and 7675 transitions. Second operand has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:51,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:51,569 INFO L93 Difference]: Finished difference Result 7173 states and 13874 transitions. [2022-03-15 15:13:51,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-15 15:13:51,569 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 218 [2022-03-15 15:13:51,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:51,580 INFO L225 Difference]: With dead ends: 7173 [2022-03-15 15:13:51,580 INFO L226 Difference]: Without dead ends: 7173 [2022-03-15 15:13:51,581 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 241 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=313, Invalid=877, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:13:51,582 INFO L933 BasicCegarLoop]: 290 mSDtfsCounter, 1072 mSDsluCounter, 1623 mSDsCounter, 0 mSdLazyCounter, 1955 mSolverCounterSat, 280 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1072 SdHoareTripleChecker+Valid, 1911 SdHoareTripleChecker+Invalid, 2235 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 280 IncrementalHoareTripleChecker+Valid, 1955 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:51,582 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1072 Valid, 1911 Invalid, 2235 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [280 Valid, 1955 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:13:51,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7173 states. [2022-03-15 15:13:51,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7173 to 3786. [2022-03-15 15:13:51,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3786 states, 3763 states have (on average 1.9216051023119851) internal successors, (7231), 3785 states have internal predecessors, (7231), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:51,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3786 states to 3786 states and 7231 transitions. [2022-03-15 15:13:51,644 INFO L78 Accepts]: Start accepts. Automaton has 3786 states and 7231 transitions. Word has length 218 [2022-03-15 15:13:51,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:51,645 INFO L470 AbstractCegarLoop]: Abstraction has 3786 states and 7231 transitions. [2022-03-15 15:13:51,645 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 11.533333333333333) internal successors, (173), 16 states have internal predecessors, (173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:51,645 INFO L276 IsEmpty]: Start isEmpty. Operand 3786 states and 7231 transitions. [2022-03-15 15:13:51,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2022-03-15 15:13:51,647 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:51,647 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:51,647 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-03-15 15:13:51,647 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:13:51,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:51,648 INFO L85 PathProgramCache]: Analyzing trace with hash -45185233, now seen corresponding path program 1 times [2022-03-15 15:13:51,648 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:51,648 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1081335019] [2022-03-15 15:13:51,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:51,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:51,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:51,755 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:13:51,756 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:51,756 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1081335019] [2022-03-15 15:13:51,756 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1081335019] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:51,756 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:51,756 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 15:13:51,756 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [812127427] [2022-03-15 15:13:51,756 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:51,757 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 15:13:51,757 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:51,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 15:13:51,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 15:13:51,757 INFO L87 Difference]: Start difference. First operand 3786 states and 7231 transitions. Second operand has 6 states, 5 states have (on average 35.0) internal successors, (175), 6 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:51,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:51,969 INFO L93 Difference]: Finished difference Result 3939 states and 7532 transitions. [2022-03-15 15:13:51,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 15:13:51,969 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 35.0) internal successors, (175), 6 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 220 [2022-03-15 15:13:51,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:51,975 INFO L225 Difference]: With dead ends: 3939 [2022-03-15 15:13:51,975 INFO L226 Difference]: Without dead ends: 3939 [2022-03-15 15:13:51,975 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 15:13:51,975 INFO L933 BasicCegarLoop]: 334 mSDtfsCounter, 99 mSDsluCounter, 232 mSDsCounter, 0 mSdLazyCounter, 250 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 99 SdHoareTripleChecker+Valid, 566 SdHoareTripleChecker+Invalid, 258 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 250 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:51,979 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [99 Valid, 566 Invalid, 258 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 250 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 15:13:51,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3939 states. [2022-03-15 15:13:52,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3939 to 3902. [2022-03-15 15:13:52,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3902 states, 3879 states have (on average 1.922918277906677) internal successors, (7459), 3901 states have internal predecessors, (7459), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:52,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3902 states to 3902 states and 7459 transitions. [2022-03-15 15:13:52,026 INFO L78 Accepts]: Start accepts. Automaton has 3902 states and 7459 transitions. Word has length 220 [2022-03-15 15:13:52,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:52,026 INFO L470 AbstractCegarLoop]: Abstraction has 3902 states and 7459 transitions. [2022-03-15 15:13:52,027 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 35.0) internal successors, (175), 6 states have internal predecessors, (175), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:52,027 INFO L276 IsEmpty]: Start isEmpty. Operand 3902 states and 7459 transitions. [2022-03-15 15:13:52,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-15 15:13:52,029 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:52,029 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:52,029 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-03-15 15:13:52,029 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:13:52,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:52,030 INFO L85 PathProgramCache]: Analyzing trace with hash -1445626811, now seen corresponding path program 1 times [2022-03-15 15:13:52,030 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:52,030 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1944878691] [2022-03-15 15:13:52,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:52,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:52,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:52,804 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:13:52,804 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:52,804 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1944878691] [2022-03-15 15:13:52,804 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1944878691] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:52,804 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:52,805 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:13:52,805 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742108772] [2022-03-15 15:13:52,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:52,805 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:13:52,806 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:52,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:13:52,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=718, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:13:52,806 INFO L87 Difference]: Start difference. First operand 3902 states and 7459 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:54,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:54,683 INFO L93 Difference]: Finished difference Result 6585 states and 12746 transitions. [2022-03-15 15:13:54,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-03-15 15:13:54,683 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-15 15:13:54,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:54,689 INFO L225 Difference]: With dead ends: 6585 [2022-03-15 15:13:54,689 INFO L226 Difference]: Without dead ends: 6585 [2022-03-15 15:13:54,690 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 627 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=593, Invalid=2947, Unknown=0, NotChecked=0, Total=3540 [2022-03-15 15:13:54,690 INFO L933 BasicCegarLoop]: 239 mSDtfsCounter, 2431 mSDsluCounter, 2203 mSDsCounter, 0 mSdLazyCounter, 2281 mSolverCounterSat, 119 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2431 SdHoareTripleChecker+Valid, 2436 SdHoareTripleChecker+Invalid, 2400 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 119 IncrementalHoareTripleChecker+Valid, 2281 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:54,690 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2431 Valid, 2436 Invalid, 2400 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [119 Valid, 2281 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:13:54,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6585 states. [2022-03-15 15:13:54,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6585 to 4001. [2022-03-15 15:13:54,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4001 states, 3978 states have (on average 1.925590749120161) internal successors, (7660), 4000 states have internal predecessors, (7660), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:54,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4001 states to 4001 states and 7660 transitions. [2022-03-15 15:13:54,732 INFO L78 Accepts]: Start accepts. Automaton has 4001 states and 7660 transitions. Word has length 224 [2022-03-15 15:13:54,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:54,732 INFO L470 AbstractCegarLoop]: Abstraction has 4001 states and 7660 transitions. [2022-03-15 15:13:54,732 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:54,732 INFO L276 IsEmpty]: Start isEmpty. Operand 4001 states and 7660 transitions. [2022-03-15 15:13:54,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-15 15:13:54,734 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:54,734 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:54,734 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-03-15 15:13:54,734 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:13:54,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:54,734 INFO L85 PathProgramCache]: Analyzing trace with hash 869457960, now seen corresponding path program 1 times [2022-03-15 15:13:54,735 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:54,735 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1246809767] [2022-03-15 15:13:54,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:54,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:54,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:55,441 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:13:55,442 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:55,442 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1246809767] [2022-03-15 15:13:55,442 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1246809767] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:55,442 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:55,442 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:13:55,442 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745977725] [2022-03-15 15:13:55,442 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:55,442 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:13:55,442 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:55,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:13:55,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=714, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:13:55,443 INFO L87 Difference]: Start difference. First operand 4001 states and 7660 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:58,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:58,949 INFO L93 Difference]: Finished difference Result 6824 states and 13224 transitions. [2022-03-15 15:13:58,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-15 15:13:58,949 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-15 15:13:58,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:58,956 INFO L225 Difference]: With dead ends: 6824 [2022-03-15 15:13:58,957 INFO L226 Difference]: Without dead ends: 6824 [2022-03-15 15:13:58,960 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 834 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=929, Invalid=3493, Unknown=0, NotChecked=0, Total=4422 [2022-03-15 15:13:58,961 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 2975 mSDsluCounter, 3929 mSDsCounter, 0 mSdLazyCounter, 4443 mSolverCounterSat, 221 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2975 SdHoareTripleChecker+Valid, 4237 SdHoareTripleChecker+Invalid, 4664 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 221 IncrementalHoareTripleChecker+Valid, 4443 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:58,961 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2975 Valid, 4237 Invalid, 4664 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [221 Valid, 4443 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:13:58,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6824 states. [2022-03-15 15:13:59,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6824 to 4175. [2022-03-15 15:13:59,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4175 states, 4152 states have (on average 1.9296724470134874) internal successors, (8012), 4174 states have internal predecessors, (8012), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:59,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4175 states to 4175 states and 8012 transitions. [2022-03-15 15:13:59,008 INFO L78 Accepts]: Start accepts. Automaton has 4175 states and 8012 transitions. Word has length 224 [2022-03-15 15:13:59,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:59,008 INFO L470 AbstractCegarLoop]: Abstraction has 4175 states and 8012 transitions. [2022-03-15 15:13:59,008 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:59,009 INFO L276 IsEmpty]: Start isEmpty. Operand 4175 states and 8012 transitions. [2022-03-15 15:13:59,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-15 15:13:59,011 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:59,015 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:59,015 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-03-15 15:13:59,015 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:13:59,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:59,015 INFO L85 PathProgramCache]: Analyzing trace with hash 1695262940, now seen corresponding path program 2 times [2022-03-15 15:13:59,015 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:59,015 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [370927479] [2022-03-15 15:13:59,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:59,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:59,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:59,655 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:13:59,656 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:59,656 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [370927479] [2022-03-15 15:13:59,656 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [370927479] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:59,656 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:59,656 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:13:59,656 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [458616658] [2022-03-15 15:13:59,656 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:59,656 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:13:59,656 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:59,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:13:59,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:13:59,657 INFO L87 Difference]: Start difference. First operand 4175 states and 8012 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:03,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:14:03,129 INFO L93 Difference]: Finished difference Result 6179 states and 11980 transitions. [2022-03-15 15:14:03,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-15 15:14:03,129 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-15 15:14:03,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:14:03,135 INFO L225 Difference]: With dead ends: 6179 [2022-03-15 15:14:03,135 INFO L226 Difference]: Without dead ends: 6179 [2022-03-15 15:14:03,136 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 820 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=875, Invalid=3415, Unknown=0, NotChecked=0, Total=4290 [2022-03-15 15:14:03,136 INFO L933 BasicCegarLoop]: 321 mSDtfsCounter, 2221 mSDsluCounter, 3798 mSDsCounter, 0 mSdLazyCounter, 3909 mSolverCounterSat, 200 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2221 SdHoareTripleChecker+Valid, 4112 SdHoareTripleChecker+Invalid, 4109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 200 IncrementalHoareTripleChecker+Valid, 3909 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:14:03,136 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2221 Valid, 4112 Invalid, 4109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [200 Valid, 3909 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-15 15:14:03,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6179 states. [2022-03-15 15:14:03,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6179 to 4176. [2022-03-15 15:14:03,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4176 states, 4153 states have (on average 1.9296893811702385) internal successors, (8014), 4175 states have internal predecessors, (8014), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:03,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4176 states to 4176 states and 8014 transitions. [2022-03-15 15:14:03,183 INFO L78 Accepts]: Start accepts. Automaton has 4176 states and 8014 transitions. Word has length 224 [2022-03-15 15:14:03,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:14:03,183 INFO L470 AbstractCegarLoop]: Abstraction has 4176 states and 8014 transitions. [2022-03-15 15:14:03,183 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:03,183 INFO L276 IsEmpty]: Start isEmpty. Operand 4176 states and 8014 transitions. [2022-03-15 15:14:03,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-15 15:14:03,185 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:14:03,185 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:14:03,185 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-03-15 15:14:03,185 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:14:03,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:14:03,186 INFO L85 PathProgramCache]: Analyzing trace with hash -2002313304, now seen corresponding path program 3 times [2022-03-15 15:14:03,186 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:14:03,186 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1431276206] [2022-03-15 15:14:03,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:14:03,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:14:03,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:14:03,855 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:14:03,855 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:14:03,855 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1431276206] [2022-03-15 15:14:03,855 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1431276206] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:14:03,855 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:14:03,855 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:14:03,855 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [907696084] [2022-03-15 15:14:03,855 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:14:03,856 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:14:03,856 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:14:03,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:14:03,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:14:03,856 INFO L87 Difference]: Start difference. First operand 4176 states and 8014 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:07,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:14:07,206 INFO L93 Difference]: Finished difference Result 5900 states and 11419 transitions. [2022-03-15 15:14:07,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-03-15 15:14:07,207 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-15 15:14:07,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:14:07,214 INFO L225 Difference]: With dead ends: 5900 [2022-03-15 15:14:07,214 INFO L226 Difference]: Without dead ends: 5900 [2022-03-15 15:14:07,215 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 728 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=823, Invalid=3209, Unknown=0, NotChecked=0, Total=4032 [2022-03-15 15:14:07,215 INFO L933 BasicCegarLoop]: 291 mSDtfsCounter, 1963 mSDsluCounter, 2688 mSDsCounter, 0 mSdLazyCounter, 2417 mSolverCounterSat, 155 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1963 SdHoareTripleChecker+Valid, 2972 SdHoareTripleChecker+Invalid, 2572 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 155 IncrementalHoareTripleChecker+Valid, 2417 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:14:07,215 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1963 Valid, 2972 Invalid, 2572 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [155 Valid, 2417 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:14:07,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5900 states. [2022-03-15 15:14:07,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5900 to 4179. [2022-03-15 15:14:07,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4179 states, 4156 states have (on average 1.929740134744947) internal successors, (8020), 4178 states have internal predecessors, (8020), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:07,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4179 states to 4179 states and 8020 transitions. [2022-03-15 15:14:07,261 INFO L78 Accepts]: Start accepts. Automaton has 4179 states and 8020 transitions. Word has length 224 [2022-03-15 15:14:07,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:14:07,261 INFO L470 AbstractCegarLoop]: Abstraction has 4179 states and 8020 transitions. [2022-03-15 15:14:07,262 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:07,262 INFO L276 IsEmpty]: Start isEmpty. Operand 4179 states and 8020 transitions. [2022-03-15 15:14:07,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-15 15:14:07,263 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:14:07,263 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:14:07,264 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-03-15 15:14:07,264 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:14:07,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:14:07,264 INFO L85 PathProgramCache]: Analyzing trace with hash -660380516, now seen corresponding path program 4 times [2022-03-15 15:14:07,264 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:14:07,264 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [625729577] [2022-03-15 15:14:07,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:14:07,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:14:07,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:14:07,903 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:14:07,903 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:14:07,903 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [625729577] [2022-03-15 15:14:07,904 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [625729577] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:14:07,904 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:14:07,904 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:14:07,904 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1143008842] [2022-03-15 15:14:07,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:14:07,904 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:14:07,904 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:14:07,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:14:07,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=718, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:14:07,905 INFO L87 Difference]: Start difference. First operand 4179 states and 8020 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:11,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:14:11,051 INFO L93 Difference]: Finished difference Result 6036 states and 11691 transitions. [2022-03-15 15:14:11,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-03-15 15:14:11,051 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-15 15:14:11,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:14:11,058 INFO L225 Difference]: With dead ends: 6036 [2022-03-15 15:14:11,058 INFO L226 Difference]: Without dead ends: 6036 [2022-03-15 15:14:11,059 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 757 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=814, Invalid=3218, Unknown=0, NotChecked=0, Total=4032 [2022-03-15 15:14:11,059 INFO L933 BasicCegarLoop]: 305 mSDtfsCounter, 2229 mSDsluCounter, 3784 mSDsCounter, 0 mSdLazyCounter, 3469 mSolverCounterSat, 182 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2229 SdHoareTripleChecker+Valid, 4082 SdHoareTripleChecker+Invalid, 3651 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 182 IncrementalHoareTripleChecker+Valid, 3469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:14:11,059 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2229 Valid, 4082 Invalid, 3651 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [182 Valid, 3469 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:14:11,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6036 states. [2022-03-15 15:14:11,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6036 to 4179. [2022-03-15 15:14:11,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4179 states, 4156 states have (on average 1.929740134744947) internal successors, (8020), 4178 states have internal predecessors, (8020), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:11,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4179 states to 4179 states and 8020 transitions. [2022-03-15 15:14:11,106 INFO L78 Accepts]: Start accepts. Automaton has 4179 states and 8020 transitions. Word has length 224 [2022-03-15 15:14:11,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:14:11,106 INFO L470 AbstractCegarLoop]: Abstraction has 4179 states and 8020 transitions. [2022-03-15 15:14:11,106 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:11,106 INFO L276 IsEmpty]: Start isEmpty. Operand 4179 states and 8020 transitions. [2022-03-15 15:14:11,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-15 15:14:11,108 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:14:11,108 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:14:11,108 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-03-15 15:14:11,108 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:14:11,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:14:11,109 INFO L85 PathProgramCache]: Analyzing trace with hash -894016406, now seen corresponding path program 5 times [2022-03-15 15:14:11,109 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:14:11,109 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1646297125] [2022-03-15 15:14:11,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:14:11,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:14:11,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:14:11,823 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:14:11,823 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:14:11,824 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1646297125] [2022-03-15 15:14:11,824 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1646297125] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:14:11,824 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:14:11,824 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:14:11,824 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415451605] [2022-03-15 15:14:11,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:14:11,824 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:14:11,824 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:14:11,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:14:11,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:14:11,825 INFO L87 Difference]: Start difference. First operand 4179 states and 8020 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:15,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:14:15,694 INFO L93 Difference]: Finished difference Result 6204 states and 12029 transitions. [2022-03-15 15:14:15,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-15 15:14:15,695 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-15 15:14:15,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:14:15,702 INFO L225 Difference]: With dead ends: 6204 [2022-03-15 15:14:15,702 INFO L226 Difference]: Without dead ends: 6204 [2022-03-15 15:14:15,703 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 799 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=903, Invalid=3387, Unknown=0, NotChecked=0, Total=4290 [2022-03-15 15:14:15,703 INFO L933 BasicCegarLoop]: 360 mSDtfsCounter, 1900 mSDsluCounter, 3508 mSDsCounter, 0 mSdLazyCounter, 3682 mSolverCounterSat, 258 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1900 SdHoareTripleChecker+Valid, 3860 SdHoareTripleChecker+Invalid, 3940 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 258 IncrementalHoareTripleChecker+Valid, 3682 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:14:15,703 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1900 Valid, 3860 Invalid, 3940 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [258 Valid, 3682 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:14:15,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6204 states. [2022-03-15 15:14:15,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6204 to 4171. [2022-03-15 15:14:15,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4171 states, 4148 states have (on average 1.9296046287367405) internal successors, (8004), 4170 states have internal predecessors, (8004), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:15,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4171 states to 4171 states and 8004 transitions. [2022-03-15 15:14:15,749 INFO L78 Accepts]: Start accepts. Automaton has 4171 states and 8004 transitions. Word has length 224 [2022-03-15 15:14:15,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:14:15,749 INFO L470 AbstractCegarLoop]: Abstraction has 4171 states and 8004 transitions. [2022-03-15 15:14:15,749 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:15,750 INFO L276 IsEmpty]: Start isEmpty. Operand 4171 states and 8004 transitions. [2022-03-15 15:14:15,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-15 15:14:15,751 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:14:15,751 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:14:15,751 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-03-15 15:14:15,751 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:14:15,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:14:15,752 INFO L85 PathProgramCache]: Analyzing trace with hash -296625354, now seen corresponding path program 6 times [2022-03-15 15:14:15,752 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:14:15,752 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385509915] [2022-03-15 15:14:15,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:14:15,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:14:15,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:14:16,395 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:14:16,395 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:14:16,395 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1385509915] [2022-03-15 15:14:16,395 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1385509915] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:14:16,395 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:14:16,395 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:14:16,395 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516167748] [2022-03-15 15:14:16,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:14:16,396 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:14:16,396 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:14:16,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:14:16,396 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=719, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:14:16,396 INFO L87 Difference]: Start difference. First operand 4171 states and 8004 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:19,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:14:19,311 INFO L93 Difference]: Finished difference Result 6078 states and 11775 transitions. [2022-03-15 15:14:19,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-03-15 15:14:19,311 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-15 15:14:19,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:14:19,318 INFO L225 Difference]: With dead ends: 6078 [2022-03-15 15:14:19,318 INFO L226 Difference]: Without dead ends: 6078 [2022-03-15 15:14:19,319 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 719 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=794, Invalid=3112, Unknown=0, NotChecked=0, Total=3906 [2022-03-15 15:14:19,320 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 1945 mSDsluCounter, 3160 mSDsCounter, 0 mSdLazyCounter, 2914 mSolverCounterSat, 225 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1945 SdHoareTripleChecker+Valid, 3483 SdHoareTripleChecker+Invalid, 3139 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 225 IncrementalHoareTripleChecker+Valid, 2914 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:14:19,320 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1945 Valid, 3483 Invalid, 3139 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [225 Valid, 2914 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:14:19,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6078 states. [2022-03-15 15:14:19,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6078 to 4172. [2022-03-15 15:14:19,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4172 states, 4149 states have (on average 1.9296215955651965) internal successors, (8006), 4171 states have internal predecessors, (8006), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:19,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4172 states to 4172 states and 8006 transitions. [2022-03-15 15:14:19,384 INFO L78 Accepts]: Start accepts. Automaton has 4172 states and 8006 transitions. Word has length 224 [2022-03-15 15:14:19,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:14:19,385 INFO L470 AbstractCegarLoop]: Abstraction has 4172 states and 8006 transitions. [2022-03-15 15:14:19,385 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:19,385 INFO L276 IsEmpty]: Start isEmpty. Operand 4172 states and 8006 transitions. [2022-03-15 15:14:19,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-15 15:14:19,386 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:14:19,387 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:14:19,387 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2022-03-15 15:14:19,387 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:14:19,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:14:19,388 INFO L85 PathProgramCache]: Analyzing trace with hash 1045307434, now seen corresponding path program 7 times [2022-03-15 15:14:19,388 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:14:19,388 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [564088789] [2022-03-15 15:14:19,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:14:19,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:14:19,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:14:20,215 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:14:20,215 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:14:20,215 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [564088789] [2022-03-15 15:14:20,215 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [564088789] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:14:20,215 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:14:20,215 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:14:20,216 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1718999744] [2022-03-15 15:14:20,216 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:14:20,216 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:14:20,216 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:14:20,216 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:14:20,216 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=719, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:14:20,217 INFO L87 Difference]: Start difference. First operand 4172 states and 8006 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:23,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:14:23,492 INFO L93 Difference]: Finished difference Result 6090 states and 11801 transitions. [2022-03-15 15:14:23,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-15 15:14:23,492 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-15 15:14:23,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:14:23,498 INFO L225 Difference]: With dead ends: 6090 [2022-03-15 15:14:23,498 INFO L226 Difference]: Without dead ends: 6090 [2022-03-15 15:14:23,499 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 777 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=899, Invalid=3391, Unknown=0, NotChecked=0, Total=4290 [2022-03-15 15:14:23,500 INFO L933 BasicCegarLoop]: 345 mSDtfsCounter, 1857 mSDsluCounter, 3069 mSDsCounter, 0 mSdLazyCounter, 3019 mSolverCounterSat, 224 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1857 SdHoareTripleChecker+Valid, 3407 SdHoareTripleChecker+Invalid, 3243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 224 IncrementalHoareTripleChecker+Valid, 3019 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:14:23,500 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1857 Valid, 3407 Invalid, 3243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [224 Valid, 3019 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:14:23,505 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6090 states. [2022-03-15 15:14:23,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6090 to 4170. [2022-03-15 15:14:23,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4170 states, 4147 states have (on average 1.9295876537255847) internal successors, (8002), 4169 states have internal predecessors, (8002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:23,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4170 states to 4170 states and 8002 transitions. [2022-03-15 15:14:23,546 INFO L78 Accepts]: Start accepts. Automaton has 4170 states and 8002 transitions. Word has length 224 [2022-03-15 15:14:23,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:14:23,546 INFO L470 AbstractCegarLoop]: Abstraction has 4170 states and 8002 transitions. [2022-03-15 15:14:23,546 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:23,546 INFO L276 IsEmpty]: Start isEmpty. Operand 4170 states and 8002 transitions. [2022-03-15 15:14:23,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-15 15:14:23,547 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:14:23,556 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:14:23,556 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2022-03-15 15:14:23,556 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:14:23,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:14:23,557 INFO L85 PathProgramCache]: Analyzing trace with hash -896695766, now seen corresponding path program 8 times [2022-03-15 15:14:23,557 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:14:23,557 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1565083418] [2022-03-15 15:14:23,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:14:23,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:14:23,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:14:24,206 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:14:24,206 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:14:24,206 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1565083418] [2022-03-15 15:14:24,206 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1565083418] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:14:24,206 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:14:24,206 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:14:24,206 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1831936495] [2022-03-15 15:14:24,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:14:24,207 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:14:24,207 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:14:24,207 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:14:24,207 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:14:24,207 INFO L87 Difference]: Start difference. First operand 4170 states and 8002 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:27,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:14:27,254 INFO L93 Difference]: Finished difference Result 6059 states and 11737 transitions. [2022-03-15 15:14:27,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-03-15 15:14:27,254 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-15 15:14:27,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:14:27,260 INFO L225 Difference]: With dead ends: 6059 [2022-03-15 15:14:27,260 INFO L226 Difference]: Without dead ends: 6059 [2022-03-15 15:14:27,260 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 767 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=867, Invalid=3293, Unknown=0, NotChecked=0, Total=4160 [2022-03-15 15:14:27,261 INFO L933 BasicCegarLoop]: 423 mSDtfsCounter, 2663 mSDsluCounter, 4608 mSDsCounter, 0 mSdLazyCounter, 4818 mSolverCounterSat, 245 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2663 SdHoareTripleChecker+Valid, 5022 SdHoareTripleChecker+Invalid, 5063 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 245 IncrementalHoareTripleChecker+Valid, 4818 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:14:27,261 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2663 Valid, 5022 Invalid, 5063 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [245 Valid, 4818 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-15 15:14:27,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6059 states. [2022-03-15 15:14:27,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6059 to 4170. [2022-03-15 15:14:27,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4170 states, 4147 states have (on average 1.9295876537255847) internal successors, (8002), 4169 states have internal predecessors, (8002), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:27,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4170 states to 4170 states and 8002 transitions. [2022-03-15 15:14:27,302 INFO L78 Accepts]: Start accepts. Automaton has 4170 states and 8002 transitions. Word has length 224 [2022-03-15 15:14:27,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:14:27,303 INFO L470 AbstractCegarLoop]: Abstraction has 4170 states and 8002 transitions. [2022-03-15 15:14:27,303 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:27,303 INFO L276 IsEmpty]: Start isEmpty. Operand 4170 states and 8002 transitions. [2022-03-15 15:14:27,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-15 15:14:27,304 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:14:27,305 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:14:27,305 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2022-03-15 15:14:27,305 INFO L402 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:14:27,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:14:27,305 INFO L85 PathProgramCache]: Analyzing trace with hash 1303812500, now seen corresponding path program 9 times [2022-03-15 15:14:27,305 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:14:27,305 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1293369419] [2022-03-15 15:14:27,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:14:27,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:14:27,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:14:28,065 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:14:28,065 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:14:28,065 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1293369419] [2022-03-15 15:14:28,065 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1293369419] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:14:28,066 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:14:28,066 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:14:28,066 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [574829592] [2022-03-15 15:14:28,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:14:28,066 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:14:28,066 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:14:28,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:14:28,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=719, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:14:28,067 INFO L87 Difference]: Start difference. First operand 4170 states and 8002 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:31,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:14:31,743 INFO L93 Difference]: Finished difference Result 6068 states and 11755 transitions. [2022-03-15 15:14:31,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-03-15 15:14:31,743 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-15 15:14:31,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:14:31,749 INFO L225 Difference]: With dead ends: 6068 [2022-03-15 15:14:31,749 INFO L226 Difference]: Without dead ends: 6068 [2022-03-15 15:14:31,749 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 744 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=829, Invalid=3203, Unknown=0, NotChecked=0, Total=4032 [2022-03-15 15:14:31,750 INFO L933 BasicCegarLoop]: 365 mSDtfsCounter, 1889 mSDsluCounter, 4773 mSDsCounter, 0 mSdLazyCounter, 4689 mSolverCounterSat, 220 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1889 SdHoareTripleChecker+Valid, 5130 SdHoareTripleChecker+Invalid, 4909 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 220 IncrementalHoareTripleChecker+Valid, 4689 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:14:31,750 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1889 Valid, 5130 Invalid, 4909 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [220 Valid, 4689 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-15 15:14:31,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6068 states. [2022-03-15 15:14:31,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6068 to 4169. [2022-03-15 15:14:31,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4169 states, 4146 states have (on average 1.929570670525808) internal successors, (8000), 4168 states have internal predecessors, (8000), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:31,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4169 states to 4169 states and 8000 transitions. [2022-03-15 15:14:31,791 INFO L78 Accepts]: Start accepts. Automaton has 4169 states and 8000 transitions. Word has length 224 [2022-03-15 15:14:31,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:14:31,792 INFO L470 AbstractCegarLoop]: Abstraction has 4169 states and 8000 transitions. [2022-03-15 15:14:31,792 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:31,792 INFO L276 IsEmpty]: Start isEmpty. Operand 4169 states and 8000 transitions. [2022-03-15 15:14:31,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-15 15:14:31,793 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:14:31,793 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:14:31,794 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2022-03-15 15:14:31,794 INFO L402 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:14:31,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:14:31,794 INFO L85 PathProgramCache]: Analyzing trace with hash -1649222008, now seen corresponding path program 10 times [2022-03-15 15:14:31,794 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:14:31,794 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [192826064] [2022-03-15 15:14:31,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:14:31,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:14:31,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:14:32,679 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:14:32,680 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:14:32,680 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [192826064] [2022-03-15 15:14:32,680 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [192826064] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:14:32,680 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:14:32,680 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:14:32,680 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496495920] [2022-03-15 15:14:32,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:14:32,680 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:14:32,680 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:14:32,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:14:32,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=718, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:14:32,681 INFO L87 Difference]: Start difference. First operand 4169 states and 8000 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:36,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:14:36,885 INFO L93 Difference]: Finished difference Result 6184 states and 11984 transitions. [2022-03-15 15:14:36,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-15 15:14:36,885 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-15 15:14:36,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:14:36,892 INFO L225 Difference]: With dead ends: 6184 [2022-03-15 15:14:36,892 INFO L226 Difference]: Without dead ends: 6184 [2022-03-15 15:14:36,892 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 802 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=893, Invalid=3397, Unknown=0, NotChecked=0, Total=4290 [2022-03-15 15:14:36,893 INFO L933 BasicCegarLoop]: 382 mSDtfsCounter, 1956 mSDsluCounter, 5018 mSDsCounter, 0 mSdLazyCounter, 5205 mSolverCounterSat, 232 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1956 SdHoareTripleChecker+Valid, 5392 SdHoareTripleChecker+Invalid, 5437 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 232 IncrementalHoareTripleChecker+Valid, 5205 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:14:36,893 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1956 Valid, 5392 Invalid, 5437 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [232 Valid, 5205 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-15 15:14:36,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6184 states. [2022-03-15 15:14:36,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6184 to 4149. [2022-03-15 15:14:36,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4149 states, 4126 states have (on average 1.9285021812893843) internal successors, (7957), 4148 states have internal predecessors, (7957), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:36,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4149 states to 4149 states and 7957 transitions. [2022-03-15 15:14:36,938 INFO L78 Accepts]: Start accepts. Automaton has 4149 states and 7957 transitions. Word has length 224 [2022-03-15 15:14:36,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:14:36,938 INFO L470 AbstractCegarLoop]: Abstraction has 4149 states and 7957 transitions. [2022-03-15 15:14:36,939 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:36,939 INFO L276 IsEmpty]: Start isEmpty. Operand 4149 states and 7957 transitions. [2022-03-15 15:14:36,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-15 15:14:36,940 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:14:36,940 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:14:36,940 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2022-03-15 15:14:36,941 INFO L402 AbstractCegarLoop]: === Iteration 43 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:14:36,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:14:36,941 INFO L85 PathProgramCache]: Analyzing trace with hash -1356296123, now seen corresponding path program 2 times [2022-03-15 15:14:36,941 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:14:36,941 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737578305] [2022-03-15 15:14:36,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:14:36,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:14:36,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:14:37,630 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:14:37,630 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:14:37,630 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [737578305] [2022-03-15 15:14:37,630 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [737578305] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:14:37,630 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:14:37,630 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:14:37,631 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [837895630] [2022-03-15 15:14:37,631 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:14:37,631 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:14:37,631 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:14:37,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:14:37,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=751, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:14:37,632 INFO L87 Difference]: Start difference. First operand 4149 states and 7957 transitions. Second operand has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:39,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:14:39,865 INFO L93 Difference]: Finished difference Result 7117 states and 13810 transitions. [2022-03-15 15:14:39,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-15 15:14:39,866 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-15 15:14:39,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:14:39,875 INFO L225 Difference]: With dead ends: 7117 [2022-03-15 15:14:39,875 INFO L226 Difference]: Without dead ends: 7117 [2022-03-15 15:14:39,875 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 870 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=709, Invalid=3073, Unknown=0, NotChecked=0, Total=3782 [2022-03-15 15:14:39,876 INFO L933 BasicCegarLoop]: 239 mSDtfsCounter, 2572 mSDsluCounter, 2871 mSDsCounter, 0 mSdLazyCounter, 2829 mSolverCounterSat, 160 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2572 SdHoareTripleChecker+Valid, 3105 SdHoareTripleChecker+Invalid, 2989 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 160 IncrementalHoareTripleChecker+Valid, 2829 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:14:39,876 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2572 Valid, 3105 Invalid, 2989 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [160 Valid, 2829 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:14:39,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7117 states. [2022-03-15 15:14:39,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7117 to 4121. [2022-03-15 15:14:39,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4121 states, 4098 states have (on average 1.927037579306979) internal successors, (7897), 4120 states have internal predecessors, (7897), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:39,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4121 states to 4121 states and 7897 transitions. [2022-03-15 15:14:39,935 INFO L78 Accepts]: Start accepts. Automaton has 4121 states and 7897 transitions. Word has length 224 [2022-03-15 15:14:39,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:14:39,935 INFO L470 AbstractCegarLoop]: Abstraction has 4121 states and 7897 transitions. [2022-03-15 15:14:39,935 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:39,936 INFO L276 IsEmpty]: Start isEmpty. Operand 4121 states and 7897 transitions. [2022-03-15 15:14:39,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-15 15:14:39,937 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:14:39,937 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:14:39,937 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2022-03-15 15:14:39,937 INFO L402 AbstractCegarLoop]: === Iteration 44 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:14:39,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:14:39,938 INFO L85 PathProgramCache]: Analyzing trace with hash -1848183907, now seen corresponding path program 3 times [2022-03-15 15:14:39,938 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:14:39,938 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [389211260] [2022-03-15 15:14:39,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:14:39,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:14:39,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:14:40,565 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:14:40,565 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:14:40,565 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [389211260] [2022-03-15 15:14:40,565 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [389211260] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:14:40,565 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:14:40,565 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:14:40,565 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593043267] [2022-03-15 15:14:40,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:14:40,566 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:14:40,566 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:14:40,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:14:40,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=713, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:14:40,566 INFO L87 Difference]: Start difference. First operand 4121 states and 7897 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:43,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:14:43,043 INFO L93 Difference]: Finished difference Result 5545 states and 10703 transitions. [2022-03-15 15:14:43,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-03-15 15:14:43,043 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-15 15:14:43,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:14:43,050 INFO L225 Difference]: With dead ends: 5545 [2022-03-15 15:14:43,050 INFO L226 Difference]: Without dead ends: 5545 [2022-03-15 15:14:43,050 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 713 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=574, Invalid=2966, Unknown=0, NotChecked=0, Total=3540 [2022-03-15 15:14:43,051 INFO L933 BasicCegarLoop]: 259 mSDtfsCounter, 1972 mSDsluCounter, 3700 mSDsCounter, 0 mSdLazyCounter, 3588 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1972 SdHoareTripleChecker+Valid, 3955 SdHoareTripleChecker+Invalid, 3692 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 3588 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:14:43,051 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1972 Valid, 3955 Invalid, 3692 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 3588 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:14:43,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5545 states. [2022-03-15 15:14:43,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5545 to 4204. [2022-03-15 15:14:43,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4204 states, 4181 states have (on average 1.9292035398230087) internal successors, (8066), 4203 states have internal predecessors, (8066), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:43,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4204 states to 4204 states and 8066 transitions. [2022-03-15 15:14:43,102 INFO L78 Accepts]: Start accepts. Automaton has 4204 states and 8066 transitions. Word has length 224 [2022-03-15 15:14:43,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:14:43,102 INFO L470 AbstractCegarLoop]: Abstraction has 4204 states and 8066 transitions. [2022-03-15 15:14:43,102 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:43,102 INFO L276 IsEmpty]: Start isEmpty. Operand 4204 states and 8066 transitions. [2022-03-15 15:14:43,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-15 15:14:43,104 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:14:43,104 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:14:43,104 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2022-03-15 15:14:43,104 INFO L402 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:14:43,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:14:43,105 INFO L85 PathProgramCache]: Analyzing trace with hash -2143228608, now seen corresponding path program 11 times [2022-03-15 15:14:43,105 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:14:43,105 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1598086964] [2022-03-15 15:14:43,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:14:43,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:14:43,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:14:43,759 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:14:43,760 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:14:43,760 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1598086964] [2022-03-15 15:14:43,760 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1598086964] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:14:43,760 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:14:43,760 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:14:43,760 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [13456999] [2022-03-15 15:14:43,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:14:43,760 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:14:43,760 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:14:43,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:14:43,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=713, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:14:43,761 INFO L87 Difference]: Start difference. First operand 4204 states and 8066 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:47,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:14:47,184 INFO L93 Difference]: Finished difference Result 5794 states and 11201 transitions. [2022-03-15 15:14:47,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-15 15:14:47,185 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-15 15:14:47,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:14:47,191 INFO L225 Difference]: With dead ends: 5794 [2022-03-15 15:14:47,191 INFO L226 Difference]: Without dead ends: 5794 [2022-03-15 15:14:47,192 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 984 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=941, Invalid=3751, Unknown=0, NotChecked=0, Total=4692 [2022-03-15 15:14:47,192 INFO L933 BasicCegarLoop]: 335 mSDtfsCounter, 2218 mSDsluCounter, 3088 mSDsCounter, 0 mSdLazyCounter, 3626 mSolverCounterSat, 184 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2218 SdHoareTripleChecker+Valid, 3417 SdHoareTripleChecker+Invalid, 3810 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 184 IncrementalHoareTripleChecker+Valid, 3626 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:14:47,192 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2218 Valid, 3417 Invalid, 3810 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [184 Valid, 3626 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:14:47,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5794 states. [2022-03-15 15:14:47,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5794 to 4208. [2022-03-15 15:14:47,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4208 states, 4185 states have (on average 1.930227001194743) internal successors, (8078), 4207 states have internal predecessors, (8078), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:47,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4208 states to 4208 states and 8078 transitions. [2022-03-15 15:14:47,236 INFO L78 Accepts]: Start accepts. Automaton has 4208 states and 8078 transitions. Word has length 224 [2022-03-15 15:14:47,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:14:47,237 INFO L470 AbstractCegarLoop]: Abstraction has 4208 states and 8078 transitions. [2022-03-15 15:14:47,237 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:47,237 INFO L276 IsEmpty]: Start isEmpty. Operand 4208 states and 8078 transitions. [2022-03-15 15:14:47,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-15 15:14:47,238 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:14:47,239 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:14:47,239 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2022-03-15 15:14:47,239 INFO L402 AbstractCegarLoop]: === Iteration 46 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:14:47,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:14:47,239 INFO L85 PathProgramCache]: Analyzing trace with hash -1894108225, now seen corresponding path program 4 times [2022-03-15 15:14:47,239 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:14:47,239 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1394140107] [2022-03-15 15:14:47,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:14:47,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:14:47,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:14:48,132 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:14:48,132 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:14:48,132 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1394140107] [2022-03-15 15:14:48,132 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1394140107] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:14:48,132 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:14:48,132 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:14:48,132 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2128073912] [2022-03-15 15:14:48,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:14:48,133 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:14:48,133 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:14:48,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:14:48,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=771, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:14:48,133 INFO L87 Difference]: Start difference. First operand 4208 states and 8078 transitions. Second operand has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:51,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:14:51,532 INFO L93 Difference]: Finished difference Result 6316 states and 12248 transitions. [2022-03-15 15:14:51,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-15 15:14:51,532 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-15 15:14:51,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:14:51,569 INFO L225 Difference]: With dead ends: 6316 [2022-03-15 15:14:51,569 INFO L226 Difference]: Without dead ends: 6316 [2022-03-15 15:14:51,570 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 731 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=661, Invalid=3121, Unknown=0, NotChecked=0, Total=3782 [2022-03-15 15:14:51,570 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 2456 mSDsluCounter, 3872 mSDsCounter, 0 mSdLazyCounter, 3698 mSolverCounterSat, 156 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2456 SdHoareTripleChecker+Valid, 4129 SdHoareTripleChecker+Invalid, 3854 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 156 IncrementalHoareTripleChecker+Valid, 3698 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:14:51,570 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2456 Valid, 4129 Invalid, 3854 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [156 Valid, 3698 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:14:51,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6316 states. [2022-03-15 15:14:51,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6316 to 4148. [2022-03-15 15:14:51,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4148 states, 4125 states have (on average 1.9282424242424243) internal successors, (7954), 4147 states have internal predecessors, (7954), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:51,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4148 states to 4148 states and 7954 transitions. [2022-03-15 15:14:51,609 INFO L78 Accepts]: Start accepts. Automaton has 4148 states and 7954 transitions. Word has length 224 [2022-03-15 15:14:51,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:14:51,609 INFO L470 AbstractCegarLoop]: Abstraction has 4148 states and 7954 transitions. [2022-03-15 15:14:51,609 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:51,609 INFO L276 IsEmpty]: Start isEmpty. Operand 4148 states and 7954 transitions. [2022-03-15 15:14:51,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-15 15:14:51,611 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:14:51,611 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:14:51,611 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2022-03-15 15:14:51,611 INFO L402 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:14:51,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:14:51,611 INFO L85 PathProgramCache]: Analyzing trace with hash -78037756, now seen corresponding path program 12 times [2022-03-15 15:14:51,612 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:14:51,612 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [294321876] [2022-03-15 15:14:51,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:14:51,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:14:51,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:14:52,225 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:14:52,226 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:14:52,226 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [294321876] [2022-03-15 15:14:52,226 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [294321876] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:14:52,226 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:14:52,226 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:14:52,226 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1386651825] [2022-03-15 15:14:52,226 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:14:52,226 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:14:52,226 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:14:52,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:14:52,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:14:52,227 INFO L87 Difference]: Start difference. First operand 4148 states and 7954 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:55,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:14:55,317 INFO L93 Difference]: Finished difference Result 4762 states and 9178 transitions. [2022-03-15 15:14:55,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-15 15:14:55,317 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-15 15:14:55,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:14:55,322 INFO L225 Difference]: With dead ends: 4762 [2022-03-15 15:14:55,322 INFO L226 Difference]: Without dead ends: 4762 [2022-03-15 15:14:55,323 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 918 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=944, Invalid=3748, Unknown=0, NotChecked=0, Total=4692 [2022-03-15 15:14:55,323 INFO L933 BasicCegarLoop]: 285 mSDtfsCounter, 2271 mSDsluCounter, 2504 mSDsCounter, 0 mSdLazyCounter, 2708 mSolverCounterSat, 216 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2271 SdHoareTripleChecker+Valid, 2783 SdHoareTripleChecker+Invalid, 2924 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 216 IncrementalHoareTripleChecker+Valid, 2708 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:14:55,323 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2271 Valid, 2783 Invalid, 2924 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [216 Valid, 2708 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:14:55,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4762 states. [2022-03-15 15:14:55,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4762 to 4140. [2022-03-15 15:14:55,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4140 states, 4117 states have (on average 1.928102987612339) internal successors, (7938), 4139 states have internal predecessors, (7938), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:55,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4140 states to 4140 states and 7938 transitions. [2022-03-15 15:14:55,362 INFO L78 Accepts]: Start accepts. Automaton has 4140 states and 7938 transitions. Word has length 224 [2022-03-15 15:14:55,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:14:55,362 INFO L470 AbstractCegarLoop]: Abstraction has 4140 states and 7938 transitions. [2022-03-15 15:14:55,362 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:55,362 INFO L276 IsEmpty]: Start isEmpty. Operand 4140 states and 7938 transitions. [2022-03-15 15:14:55,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-15 15:14:55,364 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:14:55,364 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:14:55,364 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2022-03-15 15:14:55,364 INFO L402 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:14:55,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:14:55,365 INFO L85 PathProgramCache]: Analyzing trace with hash 519353296, now seen corresponding path program 13 times [2022-03-15 15:14:55,365 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:14:55,365 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1906833033] [2022-03-15 15:14:55,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:14:55,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:14:55,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:14:55,995 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:14:55,995 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:14:55,995 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1906833033] [2022-03-15 15:14:55,995 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1906833033] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:14:55,995 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:14:55,995 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:14:55,995 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [653663087] [2022-03-15 15:14:55,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:14:55,996 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:14:55,996 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:14:55,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:14:55,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:14:55,996 INFO L87 Difference]: Start difference. First operand 4140 states and 7938 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:58,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:14:58,546 INFO L93 Difference]: Finished difference Result 4499 states and 8652 transitions. [2022-03-15 15:14:58,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-03-15 15:14:58,546 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-15 15:14:58,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:14:58,553 INFO L225 Difference]: With dead ends: 4499 [2022-03-15 15:14:58,553 INFO L226 Difference]: Without dead ends: 4499 [2022-03-15 15:14:58,554 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 745 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=772, Invalid=3134, Unknown=0, NotChecked=0, Total=3906 [2022-03-15 15:14:58,555 INFO L933 BasicCegarLoop]: 256 mSDtfsCounter, 2251 mSDsluCounter, 2798 mSDsCounter, 0 mSdLazyCounter, 2714 mSolverCounterSat, 159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2251 SdHoareTripleChecker+Valid, 3048 SdHoareTripleChecker+Invalid, 2873 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 2714 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:14:58,555 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2251 Valid, 3048 Invalid, 2873 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [159 Valid, 2714 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:14:58,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4499 states. [2022-03-15 15:14:58,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4499 to 4138. [2022-03-15 15:14:58,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4138 states, 4115 states have (on average 1.9280680437424058) internal successors, (7934), 4137 states have internal predecessors, (7934), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:58,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4138 states to 4138 states and 7934 transitions. [2022-03-15 15:14:58,606 INFO L78 Accepts]: Start accepts. Automaton has 4138 states and 7934 transitions. Word has length 224 [2022-03-15 15:14:58,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:14:58,606 INFO L470 AbstractCegarLoop]: Abstraction has 4138 states and 7934 transitions. [2022-03-15 15:14:58,606 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:58,606 INFO L276 IsEmpty]: Start isEmpty. Operand 4138 states and 7934 transitions. [2022-03-15 15:14:58,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-15 15:14:58,608 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:14:58,608 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:14:58,608 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2022-03-15 15:14:58,608 INFO L402 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:14:58,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:14:58,609 INFO L85 PathProgramCache]: Analyzing trace with hash 1861286084, now seen corresponding path program 14 times [2022-03-15 15:14:58,609 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:14:58,609 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1260029657] [2022-03-15 15:14:58,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:14:58,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:14:58,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:14:59,310 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:14:59,310 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:14:59,310 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1260029657] [2022-03-15 15:14:59,310 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1260029657] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:14:59,310 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:14:59,310 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:14:59,310 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1509556470] [2022-03-15 15:14:59,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:14:59,311 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:14:59,311 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:14:59,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:14:59,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=718, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:14:59,311 INFO L87 Difference]: Start difference. First operand 4138 states and 7934 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:02,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:02,300 INFO L93 Difference]: Finished difference Result 4619 states and 8889 transitions. [2022-03-15 15:15:02,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-03-15 15:15:02,300 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-15 15:15:02,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:02,306 INFO L225 Difference]: With dead ends: 4619 [2022-03-15 15:15:02,306 INFO L226 Difference]: Without dead ends: 4619 [2022-03-15 15:15:02,307 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 812 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=819, Invalid=3341, Unknown=0, NotChecked=0, Total=4160 [2022-03-15 15:15:02,307 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 2078 mSDsluCounter, 3361 mSDsCounter, 0 mSdLazyCounter, 3456 mSolverCounterSat, 182 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2078 SdHoareTripleChecker+Valid, 3625 SdHoareTripleChecker+Invalid, 3638 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 182 IncrementalHoareTripleChecker+Valid, 3456 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:02,308 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2078 Valid, 3625 Invalid, 3638 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [182 Valid, 3456 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:15:02,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4619 states. [2022-03-15 15:15:02,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4619 to 4110. [2022-03-15 15:15:02,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4110 states, 4087 states have (on average 1.9268412038169807) internal successors, (7875), 4109 states have internal predecessors, (7875), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:02,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4110 states to 4110 states and 7875 transitions. [2022-03-15 15:15:02,385 INFO L78 Accepts]: Start accepts. Automaton has 4110 states and 7875 transitions. Word has length 224 [2022-03-15 15:15:02,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:02,386 INFO L470 AbstractCegarLoop]: Abstraction has 4110 states and 7875 transitions. [2022-03-15 15:15:02,386 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:02,386 INFO L276 IsEmpty]: Start isEmpty. Operand 4110 states and 7875 transitions. [2022-03-15 15:15:02,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-15 15:15:02,387 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:02,388 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:02,388 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2022-03-15 15:15:02,388 INFO L402 AbstractCegarLoop]: === Iteration 50 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:15:02,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:02,389 INFO L85 PathProgramCache]: Analyzing trace with hash 2038896641, now seen corresponding path program 5 times [2022-03-15 15:15:02,389 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:02,389 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1150826382] [2022-03-15 15:15:02,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:02,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:02,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:02,917 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:15:02,918 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:02,918 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1150826382] [2022-03-15 15:15:02,918 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1150826382] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:02,918 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:02,918 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:15:02,918 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1313701705] [2022-03-15 15:15:02,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:02,918 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:15:02,919 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:02,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:15:02,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=719, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:15:02,919 INFO L87 Difference]: Start difference. First operand 4110 states and 7875 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:04,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:04,722 INFO L93 Difference]: Finished difference Result 5513 states and 10638 transitions. [2022-03-15 15:15:04,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-03-15 15:15:04,723 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-15 15:15:04,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:04,729 INFO L225 Difference]: With dead ends: 5513 [2022-03-15 15:15:04,729 INFO L226 Difference]: Without dead ends: 5513 [2022-03-15 15:15:04,729 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 776 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=639, Invalid=3521, Unknown=0, NotChecked=0, Total=4160 [2022-03-15 15:15:04,730 INFO L933 BasicCegarLoop]: 281 mSDtfsCounter, 1901 mSDsluCounter, 2864 mSDsCounter, 0 mSdLazyCounter, 2873 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1901 SdHoareTripleChecker+Valid, 3140 SdHoareTripleChecker+Invalid, 2982 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 2873 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:04,730 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1901 Valid, 3140 Invalid, 2982 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 2873 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:15:04,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5513 states. [2022-03-15 15:15:04,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5513 to 4173. [2022-03-15 15:15:04,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4173 states, 4150 states have (on average 1.9286746987951808) internal successors, (8004), 4172 states have internal predecessors, (8004), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:04,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4173 states to 4173 states and 8004 transitions. [2022-03-15 15:15:04,778 INFO L78 Accepts]: Start accepts. Automaton has 4173 states and 8004 transitions. Word has length 224 [2022-03-15 15:15:04,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:04,779 INFO L470 AbstractCegarLoop]: Abstraction has 4173 states and 8004 transitions. [2022-03-15 15:15:04,779 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:04,779 INFO L276 IsEmpty]: Start isEmpty. Operand 4173 states and 8004 transitions. [2022-03-15 15:15:04,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-15 15:15:04,781 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:04,781 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:04,781 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2022-03-15 15:15:04,781 INFO L402 AbstractCegarLoop]: === Iteration 51 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:15:04,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:04,781 INFO L85 PathProgramCache]: Analyzing trace with hash 1743851940, now seen corresponding path program 15 times [2022-03-15 15:15:04,781 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:04,781 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [490636397] [2022-03-15 15:15:04,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:04,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:04,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:05,405 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:15:05,406 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:05,406 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [490636397] [2022-03-15 15:15:05,406 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [490636397] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:05,406 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:05,406 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:15:05,406 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [948860128] [2022-03-15 15:15:05,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:05,406 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:15:05,406 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:05,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:15:05,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=713, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:15:05,407 INFO L87 Difference]: Start difference. First operand 4173 states and 8004 transitions. Second operand has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:09,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:09,066 INFO L93 Difference]: Finished difference Result 5523 states and 10655 transitions. [2022-03-15 15:15:09,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-15 15:15:09,066 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-15 15:15:09,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:09,073 INFO L225 Difference]: With dead ends: 5523 [2022-03-15 15:15:09,073 INFO L226 Difference]: Without dead ends: 5523 [2022-03-15 15:15:09,074 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1290 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=1085, Invalid=4465, Unknown=0, NotChecked=0, Total=5550 [2022-03-15 15:15:09,074 INFO L933 BasicCegarLoop]: 358 mSDtfsCounter, 1940 mSDsluCounter, 3187 mSDsCounter, 0 mSdLazyCounter, 3547 mSolverCounterSat, 178 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1940 SdHoareTripleChecker+Valid, 3540 SdHoareTripleChecker+Invalid, 3725 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 178 IncrementalHoareTripleChecker+Valid, 3547 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:09,074 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1940 Valid, 3540 Invalid, 3725 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [178 Valid, 3547 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:15:09,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5523 states. [2022-03-15 15:15:09,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5523 to 4148. [2022-03-15 15:15:09,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4148 states, 4125 states have (on average 1.9284848484848485) internal successors, (7955), 4147 states have internal predecessors, (7955), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:09,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4148 states to 4148 states and 7955 transitions. [2022-03-15 15:15:09,129 INFO L78 Accepts]: Start accepts. Automaton has 4148 states and 7955 transitions. Word has length 224 [2022-03-15 15:15:09,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:09,129 INFO L470 AbstractCegarLoop]: Abstraction has 4148 states and 7955 transitions. [2022-03-15 15:15:09,129 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.392857142857143) internal successors, (179), 29 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:09,130 INFO L276 IsEmpty]: Start isEmpty. Operand 4148 states and 7955 transitions. [2022-03-15 15:15:09,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-15 15:15:09,131 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:09,131 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:09,132 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2022-03-15 15:15:09,132 INFO L402 AbstractCegarLoop]: === Iteration 52 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:15:09,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:09,132 INFO L85 PathProgramCache]: Analyzing trace with hash 1992972323, now seen corresponding path program 6 times [2022-03-15 15:15:09,132 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:09,132 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [459814206] [2022-03-15 15:15:09,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:09,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:09,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:09,836 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:15:09,836 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:09,836 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [459814206] [2022-03-15 15:15:09,836 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [459814206] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:09,836 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:09,837 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:15:09,837 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395371570] [2022-03-15 15:15:09,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:09,837 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:15:09,837 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:09,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:15:09,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=770, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:15:09,838 INFO L87 Difference]: Start difference. First operand 4148 states and 7955 transitions. Second operand has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:12,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:12,286 INFO L93 Difference]: Finished difference Result 5476 states and 10524 transitions. [2022-03-15 15:15:12,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-15 15:15:12,287 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-15 15:15:12,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:12,293 INFO L225 Difference]: With dead ends: 5476 [2022-03-15 15:15:12,293 INFO L226 Difference]: Without dead ends: 5476 [2022-03-15 15:15:12,294 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1023 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=763, Invalid=3793, Unknown=0, NotChecked=0, Total=4556 [2022-03-15 15:15:12,295 INFO L933 BasicCegarLoop]: 264 mSDtfsCounter, 2570 mSDsluCounter, 2986 mSDsCounter, 0 mSdLazyCounter, 2966 mSolverCounterSat, 186 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2570 SdHoareTripleChecker+Valid, 3246 SdHoareTripleChecker+Invalid, 3152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 186 IncrementalHoareTripleChecker+Valid, 2966 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:12,295 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2570 Valid, 3246 Invalid, 3152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [186 Valid, 2966 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:15:12,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5476 states. [2022-03-15 15:15:12,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5476 to 4131. [2022-03-15 15:15:12,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4131 states, 4108 states have (on average 1.9279454722492697) internal successors, (7920), 4130 states have internal predecessors, (7920), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:12,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4131 states to 4131 states and 7920 transitions. [2022-03-15 15:15:12,367 INFO L78 Accepts]: Start accepts. Automaton has 4131 states and 7920 transitions. Word has length 224 [2022-03-15 15:15:12,367 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:12,368 INFO L470 AbstractCegarLoop]: Abstraction has 4131 states and 7920 transitions. [2022-03-15 15:15:12,368 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:12,368 INFO L276 IsEmpty]: Start isEmpty. Operand 4131 states and 7920 transitions. [2022-03-15 15:15:12,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-15 15:15:12,369 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:12,370 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:12,370 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2022-03-15 15:15:12,370 INFO L402 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:15:12,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:12,370 INFO L85 PathProgramCache]: Analyzing trace with hash -1906281722, now seen corresponding path program 16 times [2022-03-15 15:15:12,370 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:12,370 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1993400967] [2022-03-15 15:15:12,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:12,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:12,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:13,305 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:15:13,305 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:13,305 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1993400967] [2022-03-15 15:15:13,305 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1993400967] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:13,305 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:13,305 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:15:13,305 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1434477322] [2022-03-15 15:15:13,305 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:13,306 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:15:13,306 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:13,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:15:13,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=754, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:15:13,306 INFO L87 Difference]: Start difference. First operand 4131 states and 7920 transitions. Second operand has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:17,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:17,590 INFO L93 Difference]: Finished difference Result 5368 states and 10307 transitions. [2022-03-15 15:15:17,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-15 15:15:17,591 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-15 15:15:17,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:17,597 INFO L225 Difference]: With dead ends: 5368 [2022-03-15 15:15:17,598 INFO L226 Difference]: Without dead ends: 5368 [2022-03-15 15:15:17,598 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1160 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=978, Invalid=3992, Unknown=0, NotChecked=0, Total=4970 [2022-03-15 15:15:17,598 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 2718 mSDsluCounter, 3570 mSDsCounter, 0 mSdLazyCounter, 4294 mSolverCounterSat, 238 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2718 SdHoareTripleChecker+Valid, 3881 SdHoareTripleChecker+Invalid, 4532 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 238 IncrementalHoareTripleChecker+Valid, 4294 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:17,599 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2718 Valid, 3881 Invalid, 4532 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [238 Valid, 4294 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-15 15:15:17,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5368 states. [2022-03-15 15:15:17,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5368 to 3723. [2022-03-15 15:15:17,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3723 states, 3704 states have (on average 1.9171166306695464) internal successors, (7101), 3722 states have internal predecessors, (7101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:17,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3723 states to 3723 states and 7101 transitions. [2022-03-15 15:15:17,648 INFO L78 Accepts]: Start accepts. Automaton has 3723 states and 7101 transitions. Word has length 224 [2022-03-15 15:15:17,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:17,648 INFO L470 AbstractCegarLoop]: Abstraction has 3723 states and 7101 transitions. [2022-03-15 15:15:17,648 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:17,648 INFO L276 IsEmpty]: Start isEmpty. Operand 3723 states and 7101 transitions. [2022-03-15 15:15:17,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-15 15:15:17,650 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:17,650 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:17,650 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2022-03-15 15:15:17,650 INFO L402 AbstractCegarLoop]: === Iteration 54 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:15:17,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:17,650 INFO L85 PathProgramCache]: Analyzing trace with hash 1297060293, now seen corresponding path program 7 times [2022-03-15 15:15:17,650 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:17,650 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2045131058] [2022-03-15 15:15:17,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:17,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:17,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:18,317 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:15:18,317 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:18,317 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2045131058] [2022-03-15 15:15:18,317 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2045131058] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:18,317 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:18,317 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:15:18,317 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895614520] [2022-03-15 15:15:18,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:18,318 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:15:18,318 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:18,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:15:18,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=113, Invalid=757, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:15:18,318 INFO L87 Difference]: Start difference. First operand 3723 states and 7101 transitions. Second operand has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:20,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:20,833 INFO L93 Difference]: Finished difference Result 4060 states and 7731 transitions. [2022-03-15 15:15:20,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-15 15:15:20,833 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-15 15:15:20,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:20,839 INFO L225 Difference]: With dead ends: 4060 [2022-03-15 15:15:20,840 INFO L226 Difference]: Without dead ends: 4060 [2022-03-15 15:15:20,840 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1069 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=761, Invalid=3795, Unknown=0, NotChecked=0, Total=4556 [2022-03-15 15:15:20,840 INFO L933 BasicCegarLoop]: 235 mSDtfsCounter, 3042 mSDsluCounter, 2951 mSDsCounter, 0 mSdLazyCounter, 3260 mSolverCounterSat, 250 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3042 SdHoareTripleChecker+Valid, 3181 SdHoareTripleChecker+Invalid, 3510 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 250 IncrementalHoareTripleChecker+Valid, 3260 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:20,841 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3042 Valid, 3181 Invalid, 3510 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [250 Valid, 3260 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:15:20,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4060 states. [2022-03-15 15:15:20,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4060 to 3710. [2022-03-15 15:15:20,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3710 states, 3691 states have (on average 1.916824708751016) internal successors, (7075), 3709 states have internal predecessors, (7075), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:20,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3710 states to 3710 states and 7075 transitions. [2022-03-15 15:15:20,892 INFO L78 Accepts]: Start accepts. Automaton has 3710 states and 7075 transitions. Word has length 224 [2022-03-15 15:15:20,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:20,893 INFO L470 AbstractCegarLoop]: Abstraction has 3710 states and 7075 transitions. [2022-03-15 15:15:20,893 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:20,893 INFO L276 IsEmpty]: Start isEmpty. Operand 3710 states and 7075 transitions. [2022-03-15 15:15:20,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-15 15:15:20,895 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:20,895 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:20,895 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2022-03-15 15:15:20,895 INFO L402 AbstractCegarLoop]: === Iteration 55 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:15:20,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:20,896 INFO L85 PathProgramCache]: Analyzing trace with hash -1709292115, now seen corresponding path program 8 times [2022-03-15 15:15:20,896 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:20,896 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [651370189] [2022-03-15 15:15:20,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:20,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:20,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:21,672 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:15:21,672 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:21,672 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [651370189] [2022-03-15 15:15:21,672 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [651370189] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:21,672 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:21,672 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:15:21,672 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1793877759] [2022-03-15 15:15:21,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:21,673 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:15:21,673 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:21,673 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:15:21,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=753, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:15:21,673 INFO L87 Difference]: Start difference. First operand 3710 states and 7075 transitions. Second operand has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:24,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:24,367 INFO L93 Difference]: Finished difference Result 4030 states and 7671 transitions. [2022-03-15 15:15:24,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-15 15:15:24,368 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-15 15:15:24,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:24,371 INFO L225 Difference]: With dead ends: 4030 [2022-03-15 15:15:24,372 INFO L226 Difference]: Without dead ends: 4030 [2022-03-15 15:15:24,372 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1259 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=803, Invalid=4027, Unknown=0, NotChecked=0, Total=4830 [2022-03-15 15:15:24,372 INFO L933 BasicCegarLoop]: 247 mSDtfsCounter, 2722 mSDsluCounter, 3421 mSDsCounter, 0 mSdLazyCounter, 3856 mSolverCounterSat, 221 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2722 SdHoareTripleChecker+Valid, 3663 SdHoareTripleChecker+Invalid, 4077 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 221 IncrementalHoareTripleChecker+Valid, 3856 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:24,372 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2722 Valid, 3663 Invalid, 4077 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [221 Valid, 3856 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:15:24,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4030 states. [2022-03-15 15:15:24,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4030 to 3697. [2022-03-15 15:15:24,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3697 states, 3678 states have (on average 1.9165307232191409) internal successors, (7049), 3696 states have internal predecessors, (7049), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:24,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3697 states to 3697 states and 7049 transitions. [2022-03-15 15:15:24,404 INFO L78 Accepts]: Start accepts. Automaton has 3697 states and 7049 transitions. Word has length 224 [2022-03-15 15:15:24,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:24,404 INFO L470 AbstractCegarLoop]: Abstraction has 3697 states and 7049 transitions. [2022-03-15 15:15:24,404 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:24,404 INFO L276 IsEmpty]: Start isEmpty. Operand 3697 states and 7049 transitions. [2022-03-15 15:15:24,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2022-03-15 15:15:24,405 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:24,406 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:24,406 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2022-03-15 15:15:24,406 INFO L402 AbstractCegarLoop]: === Iteration 56 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:15:24,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:24,411 INFO L85 PathProgramCache]: Analyzing trace with hash -1525936123, now seen corresponding path program 9 times [2022-03-15 15:15:24,412 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:24,412 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [21241361] [2022-03-15 15:15:24,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:24,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:24,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:25,229 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:15:25,229 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:25,230 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [21241361] [2022-03-15 15:15:25,230 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [21241361] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:25,230 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:25,230 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:15:25,230 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [894103165] [2022-03-15 15:15:25,230 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:25,231 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:15:25,231 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:25,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:15:25,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=770, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:15:25,231 INFO L87 Difference]: Start difference. First operand 3697 states and 7049 transitions. Second operand has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:28,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:28,066 INFO L93 Difference]: Finished difference Result 3973 states and 7557 transitions. [2022-03-15 15:15:28,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-15 15:15:28,066 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 224 [2022-03-15 15:15:28,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:28,070 INFO L225 Difference]: With dead ends: 3973 [2022-03-15 15:15:28,070 INFO L226 Difference]: Without dead ends: 3973 [2022-03-15 15:15:28,071 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1181 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=827, Invalid=4285, Unknown=0, NotChecked=0, Total=5112 [2022-03-15 15:15:28,071 INFO L933 BasicCegarLoop]: 261 mSDtfsCounter, 2591 mSDsluCounter, 3335 mSDsCounter, 0 mSdLazyCounter, 3645 mSolverCounterSat, 216 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2591 SdHoareTripleChecker+Valid, 3592 SdHoareTripleChecker+Invalid, 3861 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 216 IncrementalHoareTripleChecker+Valid, 3645 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:28,071 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2591 Valid, 3592 Invalid, 3861 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [216 Valid, 3645 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:15:28,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3973 states. [2022-03-15 15:15:28,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3973 to 3675. [2022-03-15 15:15:28,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3675 states, 3656 states have (on average 1.9160284463894968) internal successors, (7005), 3674 states have internal predecessors, (7005), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:28,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3675 states to 3675 states and 7005 transitions. [2022-03-15 15:15:28,101 INFO L78 Accepts]: Start accepts. Automaton has 3675 states and 7005 transitions. Word has length 224 [2022-03-15 15:15:28,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:28,101 INFO L470 AbstractCegarLoop]: Abstraction has 3675 states and 7005 transitions. [2022-03-15 15:15:28,102 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.172413793103448) internal successors, (179), 30 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:28,102 INFO L276 IsEmpty]: Start isEmpty. Operand 3675 states and 7005 transitions. [2022-03-15 15:15:28,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-03-15 15:15:28,103 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:28,103 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:28,103 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2022-03-15 15:15:28,103 INFO L402 AbstractCegarLoop]: === Iteration 57 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:15:28,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:28,116 INFO L85 PathProgramCache]: Analyzing trace with hash 2103956365, now seen corresponding path program 1 times [2022-03-15 15:15:28,116 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:28,116 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [353563042] [2022-03-15 15:15:28,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:28,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:28,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:28,375 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:15:28,375 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:28,375 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [353563042] [2022-03-15 15:15:28,375 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [353563042] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:28,375 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:28,375 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2022-03-15 15:15:28,375 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [412676588] [2022-03-15 15:15:28,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:28,376 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-03-15 15:15:28,376 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:28,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-03-15 15:15:28,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=210, Unknown=0, NotChecked=0, Total=272 [2022-03-15 15:15:28,376 INFO L87 Difference]: Start difference. First operand 3675 states and 7005 transitions. Second operand has 17 states, 16 states have (on average 11.3125) internal successors, (181), 17 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:29,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:29,009 INFO L93 Difference]: Finished difference Result 3696 states and 7046 transitions. [2022-03-15 15:15:29,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:15:29,009 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 11.3125) internal successors, (181), 17 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 226 [2022-03-15 15:15:29,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:29,013 INFO L225 Difference]: With dead ends: 3696 [2022-03-15 15:15:29,014 INFO L226 Difference]: Without dead ends: 3696 [2022-03-15 15:15:29,014 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 200 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=251, Invalid=741, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:15:29,014 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 1014 mSDsluCounter, 1353 mSDsCounter, 0 mSdLazyCounter, 1149 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1014 SdHoareTripleChecker+Valid, 1667 SdHoareTripleChecker+Invalid, 1215 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 1149 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:29,014 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1014 Valid, 1667 Invalid, 1215 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 1149 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-03-15 15:15:29,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3696 states. [2022-03-15 15:15:29,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3696 to 3645. [2022-03-15 15:15:29,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3645 states, 3626 states have (on average 1.9153337010479867) internal successors, (6945), 3644 states have internal predecessors, (6945), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:29,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3645 states to 3645 states and 6945 transitions. [2022-03-15 15:15:29,051 INFO L78 Accepts]: Start accepts. Automaton has 3645 states and 6945 transitions. Word has length 226 [2022-03-15 15:15:29,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:29,051 INFO L470 AbstractCegarLoop]: Abstraction has 3645 states and 6945 transitions. [2022-03-15 15:15:29,051 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 11.3125) internal successors, (181), 17 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:29,051 INFO L276 IsEmpty]: Start isEmpty. Operand 3645 states and 6945 transitions. [2022-03-15 15:15:29,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-15 15:15:29,053 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:29,053 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:29,053 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2022-03-15 15:15:29,053 INFO L402 AbstractCegarLoop]: === Iteration 58 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:15:29,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:29,054 INFO L85 PathProgramCache]: Analyzing trace with hash 475376987, now seen corresponding path program 1 times [2022-03-15 15:15:29,054 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:29,054 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1498914013] [2022-03-15 15:15:29,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:29,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:29,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:29,739 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:15:29,740 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:29,740 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1498914013] [2022-03-15 15:15:29,740 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1498914013] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:29,740 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:29,740 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:15:29,740 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524303664] [2022-03-15 15:15:29,740 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:29,740 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:15:29,740 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:29,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:15:29,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:15:29,741 INFO L87 Difference]: Start difference. First operand 3645 states and 6945 transitions. Second operand has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:32,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:32,341 INFO L93 Difference]: Finished difference Result 5779 states and 11134 transitions. [2022-03-15 15:15:32,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-15 15:15:32,341 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-15 15:15:32,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:32,356 INFO L225 Difference]: With dead ends: 5779 [2022-03-15 15:15:32,356 INFO L226 Difference]: Without dead ends: 5779 [2022-03-15 15:15:32,357 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 698 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=613, Invalid=3047, Unknown=0, NotChecked=0, Total=3660 [2022-03-15 15:15:32,358 INFO L933 BasicCegarLoop]: 243 mSDtfsCounter, 2288 mSDsluCounter, 3435 mSDsCounter, 0 mSdLazyCounter, 3313 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2288 SdHoareTripleChecker+Valid, 3672 SdHoareTripleChecker+Invalid, 3424 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 3313 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:32,358 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2288 Valid, 3672 Invalid, 3424 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 3313 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:15:32,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5779 states. [2022-03-15 15:15:32,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5779 to 3713. [2022-03-15 15:15:32,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3713 states, 3694 states have (on average 1.9168922577152139) internal successors, (7081), 3712 states have internal predecessors, (7081), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:32,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3713 states to 3713 states and 7081 transitions. [2022-03-15 15:15:32,429 INFO L78 Accepts]: Start accepts. Automaton has 3713 states and 7081 transitions. Word has length 230 [2022-03-15 15:15:32,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:32,429 INFO L470 AbstractCegarLoop]: Abstraction has 3713 states and 7081 transitions. [2022-03-15 15:15:32,429 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:32,430 INFO L276 IsEmpty]: Start isEmpty. Operand 3713 states and 7081 transitions. [2022-03-15 15:15:32,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-15 15:15:32,432 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:32,432 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:32,432 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2022-03-15 15:15:32,432 INFO L402 AbstractCegarLoop]: === Iteration 59 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:15:32,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:32,433 INFO L85 PathProgramCache]: Analyzing trace with hash 979506621, now seen corresponding path program 2 times [2022-03-15 15:15:32,433 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:32,433 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1012345518] [2022-03-15 15:15:32,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:32,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:32,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:33,065 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:15:33,066 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:33,066 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1012345518] [2022-03-15 15:15:33,066 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1012345518] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:33,066 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:33,066 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:15:33,066 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1676579268] [2022-03-15 15:15:33,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:33,066 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:15:33,066 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:33,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:15:33,067 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=722, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:15:33,067 INFO L87 Difference]: Start difference. First operand 3713 states and 7081 transitions. Second operand has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:35,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:35,364 INFO L93 Difference]: Finished difference Result 5784 states and 11144 transitions. [2022-03-15 15:15:35,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-03-15 15:15:35,364 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-15 15:15:35,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:35,370 INFO L225 Difference]: With dead ends: 5784 [2022-03-15 15:15:35,371 INFO L226 Difference]: Without dead ends: 5784 [2022-03-15 15:15:35,371 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 693 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=630, Invalid=3152, Unknown=0, NotChecked=0, Total=3782 [2022-03-15 15:15:35,371 INFO L933 BasicCegarLoop]: 246 mSDtfsCounter, 2387 mSDsluCounter, 2745 mSDsCounter, 0 mSdLazyCounter, 2535 mSolverCounterSat, 126 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2387 SdHoareTripleChecker+Valid, 2985 SdHoareTripleChecker+Invalid, 2661 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 126 IncrementalHoareTripleChecker+Valid, 2535 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:35,371 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2387 Valid, 2985 Invalid, 2661 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [126 Valid, 2535 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:15:35,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5784 states. [2022-03-15 15:15:35,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5784 to 3710. [2022-03-15 15:15:35,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3710 states, 3691 states have (on average 1.916824708751016) internal successors, (7075), 3709 states have internal predecessors, (7075), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:35,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3710 states to 3710 states and 7075 transitions. [2022-03-15 15:15:35,418 INFO L78 Accepts]: Start accepts. Automaton has 3710 states and 7075 transitions. Word has length 230 [2022-03-15 15:15:35,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:35,418 INFO L470 AbstractCegarLoop]: Abstraction has 3710 states and 7075 transitions. [2022-03-15 15:15:35,418 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:35,418 INFO L276 IsEmpty]: Start isEmpty. Operand 3710 states and 7075 transitions. [2022-03-15 15:15:35,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-15 15:15:35,420 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:35,420 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:35,420 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2022-03-15 15:15:35,420 INFO L402 AbstractCegarLoop]: === Iteration 60 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:15:35,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:35,421 INFO L85 PathProgramCache]: Analyzing trace with hash -443290981, now seen corresponding path program 3 times [2022-03-15 15:15:35,421 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:35,421 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1803487309] [2022-03-15 15:15:35,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:35,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:35,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:36,280 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:15:36,280 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:36,280 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1803487309] [2022-03-15 15:15:36,280 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1803487309] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:36,280 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:36,280 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:15:36,280 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1499900285] [2022-03-15 15:15:36,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:36,281 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:15:36,281 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:36,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:15:36,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=714, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:15:36,281 INFO L87 Difference]: Start difference. First operand 3710 states and 7075 transitions. Second operand has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:38,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:38,047 INFO L93 Difference]: Finished difference Result 5862 states and 11300 transitions. [2022-03-15 15:15:38,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-15 15:15:38,047 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-15 15:15:38,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:38,054 INFO L225 Difference]: With dead ends: 5862 [2022-03-15 15:15:38,054 INFO L226 Difference]: Without dead ends: 5862 [2022-03-15 15:15:38,054 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1007 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=782, Invalid=3910, Unknown=0, NotChecked=0, Total=4692 [2022-03-15 15:15:38,055 INFO L933 BasicCegarLoop]: 271 mSDtfsCounter, 2439 mSDsluCounter, 2240 mSDsCounter, 0 mSdLazyCounter, 2413 mSolverCounterSat, 165 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2439 SdHoareTripleChecker+Valid, 2505 SdHoareTripleChecker+Invalid, 2578 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 165 IncrementalHoareTripleChecker+Valid, 2413 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:38,055 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2439 Valid, 2505 Invalid, 2578 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [165 Valid, 2413 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:15:38,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5862 states. [2022-03-15 15:15:38,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5862 to 3707. [2022-03-15 15:15:38,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3707 states, 3688 states have (on average 1.91675704989154) internal successors, (7069), 3706 states have internal predecessors, (7069), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:38,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3707 states to 3707 states and 7069 transitions. [2022-03-15 15:15:38,101 INFO L78 Accepts]: Start accepts. Automaton has 3707 states and 7069 transitions. Word has length 230 [2022-03-15 15:15:38,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:38,102 INFO L470 AbstractCegarLoop]: Abstraction has 3707 states and 7069 transitions. [2022-03-15 15:15:38,102 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:38,102 INFO L276 IsEmpty]: Start isEmpty. Operand 3707 states and 7069 transitions. [2022-03-15 15:15:38,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-15 15:15:38,103 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:38,104 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:38,104 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2022-03-15 15:15:38,104 INFO L402 AbstractCegarLoop]: === Iteration 61 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:15:38,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:38,104 INFO L85 PathProgramCache]: Analyzing trace with hash -1811300005, now seen corresponding path program 4 times [2022-03-15 15:15:38,104 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:38,104 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1173012082] [2022-03-15 15:15:38,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:38,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:38,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:38,961 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:15:38,961 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:38,961 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1173012082] [2022-03-15 15:15:38,961 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1173012082] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:38,961 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:38,961 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:15:38,961 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143735583] [2022-03-15 15:15:38,961 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:38,962 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:15:38,962 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:38,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:15:38,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=774, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:15:38,962 INFO L87 Difference]: Start difference. First operand 3707 states and 7069 transitions. Second operand has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:41,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:41,165 INFO L93 Difference]: Finished difference Result 5856 states and 11289 transitions. [2022-03-15 15:15:41,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-03-15 15:15:41,166 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-15 15:15:41,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:41,173 INFO L225 Difference]: With dead ends: 5856 [2022-03-15 15:15:41,173 INFO L226 Difference]: Without dead ends: 5856 [2022-03-15 15:15:41,173 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 616 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=582, Invalid=2840, Unknown=0, NotChecked=0, Total=3422 [2022-03-15 15:15:41,174 INFO L933 BasicCegarLoop]: 234 mSDtfsCounter, 2538 mSDsluCounter, 2123 mSDsCounter, 0 mSdLazyCounter, 2116 mSolverCounterSat, 138 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2538 SdHoareTripleChecker+Valid, 2351 SdHoareTripleChecker+Invalid, 2254 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 138 IncrementalHoareTripleChecker+Valid, 2116 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:41,174 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2538 Valid, 2351 Invalid, 2254 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [138 Valid, 2116 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:15:41,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5856 states. [2022-03-15 15:15:41,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5856 to 3730. [2022-03-15 15:15:41,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3730 states, 3711 states have (on average 1.917272972244678) internal successors, (7115), 3729 states have internal predecessors, (7115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:41,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3730 states to 3730 states and 7115 transitions. [2022-03-15 15:15:41,218 INFO L78 Accepts]: Start accepts. Automaton has 3730 states and 7115 transitions. Word has length 230 [2022-03-15 15:15:41,218 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:41,218 INFO L470 AbstractCegarLoop]: Abstraction has 3730 states and 7115 transitions. [2022-03-15 15:15:41,218 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:41,218 INFO L276 IsEmpty]: Start isEmpty. Operand 3730 states and 7115 transitions. [2022-03-15 15:15:41,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-15 15:15:41,220 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:41,220 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:41,220 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2022-03-15 15:15:41,220 INFO L402 AbstractCegarLoop]: === Iteration 62 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:15:41,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:41,221 INFO L85 PathProgramCache]: Analyzing trace with hash -1307170371, now seen corresponding path program 5 times [2022-03-15 15:15:41,221 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:41,221 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1413616728] [2022-03-15 15:15:41,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:41,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:41,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:41,931 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:15:41,931 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:41,931 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1413616728] [2022-03-15 15:15:41,931 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1413616728] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:41,931 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:41,931 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:15:41,931 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1829624347] [2022-03-15 15:15:41,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:41,932 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:15:41,932 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:41,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:15:41,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=774, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:15:41,932 INFO L87 Difference]: Start difference. First operand 3730 states and 7115 transitions. Second operand has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:43,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:43,806 INFO L93 Difference]: Finished difference Result 5864 states and 11304 transitions. [2022-03-15 15:15:43,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-03-15 15:15:43,807 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-15 15:15:43,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:43,813 INFO L225 Difference]: With dead ends: 5864 [2022-03-15 15:15:43,813 INFO L226 Difference]: Without dead ends: 5864 [2022-03-15 15:15:43,814 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 795 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=689, Invalid=3471, Unknown=0, NotChecked=0, Total=4160 [2022-03-15 15:15:43,814 INFO L933 BasicCegarLoop]: 246 mSDtfsCounter, 2416 mSDsluCounter, 2732 mSDsCounter, 0 mSdLazyCounter, 2854 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2416 SdHoareTripleChecker+Valid, 2972 SdHoareTripleChecker+Invalid, 2990 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 2854 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:43,814 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2416 Valid, 2972 Invalid, 2990 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 2854 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:15:43,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5864 states. [2022-03-15 15:15:43,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5864 to 3740. [2022-03-15 15:15:43,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3740 states, 3721 states have (on average 1.917495296963182) internal successors, (7135), 3739 states have internal predecessors, (7135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:43,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3740 states to 3740 states and 7135 transitions. [2022-03-15 15:15:43,888 INFO L78 Accepts]: Start accepts. Automaton has 3740 states and 7135 transitions. Word has length 230 [2022-03-15 15:15:43,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:43,888 INFO L470 AbstractCegarLoop]: Abstraction has 3740 states and 7135 transitions. [2022-03-15 15:15:43,888 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:43,888 INFO L276 IsEmpty]: Start isEmpty. Operand 3740 states and 7135 transitions. [2022-03-15 15:15:43,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-15 15:15:43,890 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:43,890 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:43,890 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2022-03-15 15:15:43,890 INFO L402 AbstractCegarLoop]: === Iteration 63 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:15:43,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:43,891 INFO L85 PathProgramCache]: Analyzing trace with hash 1564999323, now seen corresponding path program 6 times [2022-03-15 15:15:43,891 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:43,891 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [893005499] [2022-03-15 15:15:43,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:43,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:43,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:44,526 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:15:44,526 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:44,526 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [893005499] [2022-03-15 15:15:44,526 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [893005499] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:44,526 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:44,526 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:15:44,527 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2018891066] [2022-03-15 15:15:44,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:44,527 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:15:44,527 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:44,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:15:44,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=115, Invalid=755, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:15:44,527 INFO L87 Difference]: Start difference. First operand 3740 states and 7135 transitions. Second operand has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:47,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:47,521 INFO L93 Difference]: Finished difference Result 6648 states and 12872 transitions. [2022-03-15 15:15:47,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-15 15:15:47,521 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-15 15:15:47,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:47,530 INFO L225 Difference]: With dead ends: 6648 [2022-03-15 15:15:47,530 INFO L226 Difference]: Without dead ends: 6648 [2022-03-15 15:15:47,530 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1432 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=1062, Invalid=4790, Unknown=0, NotChecked=0, Total=5852 [2022-03-15 15:15:47,530 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 3235 mSDsluCounter, 4087 mSDsCounter, 0 mSdLazyCounter, 4499 mSolverCounterSat, 230 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3235 SdHoareTripleChecker+Valid, 4351 SdHoareTripleChecker+Invalid, 4729 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 230 IncrementalHoareTripleChecker+Valid, 4499 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:47,531 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3235 Valid, 4351 Invalid, 4729 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [230 Valid, 4499 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:15:47,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6648 states. [2022-03-15 15:15:47,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6648 to 3715. [2022-03-15 15:15:47,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3715 states, 3696 states have (on average 1.9169372294372293) internal successors, (7085), 3714 states have internal predecessors, (7085), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:47,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3715 states to 3715 states and 7085 transitions. [2022-03-15 15:15:47,575 INFO L78 Accepts]: Start accepts. Automaton has 3715 states and 7085 transitions. Word has length 230 [2022-03-15 15:15:47,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:47,575 INFO L470 AbstractCegarLoop]: Abstraction has 3715 states and 7085 transitions. [2022-03-15 15:15:47,575 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:47,575 INFO L276 IsEmpty]: Start isEmpty. Operand 3715 states and 7085 transitions. [2022-03-15 15:15:47,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-15 15:15:47,577 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:47,577 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:47,577 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2022-03-15 15:15:47,578 INFO L402 AbstractCegarLoop]: === Iteration 64 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:15:47,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:47,578 INFO L85 PathProgramCache]: Analyzing trace with hash 1950761651, now seen corresponding path program 7 times [2022-03-15 15:15:47,578 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:47,578 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [841754681] [2022-03-15 15:15:47,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:47,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:47,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:48,181 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:15:48,181 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:48,181 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [841754681] [2022-03-15 15:15:48,181 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [841754681] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:48,181 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:48,181 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:15:48,181 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1820546959] [2022-03-15 15:15:48,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:48,182 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:15:48,182 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:48,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:15:48,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:15:48,186 INFO L87 Difference]: Start difference. First operand 3715 states and 7085 transitions. Second operand has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:50,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:50,376 INFO L93 Difference]: Finished difference Result 4853 states and 9319 transitions. [2022-03-15 15:15:50,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-03-15 15:15:50,376 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-15 15:15:50,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:50,382 INFO L225 Difference]: With dead ends: 4853 [2022-03-15 15:15:50,382 INFO L226 Difference]: Without dead ends: 4853 [2022-03-15 15:15:50,385 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 751 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=636, Invalid=3270, Unknown=0, NotChecked=0, Total=3906 [2022-03-15 15:15:50,389 INFO L933 BasicCegarLoop]: 264 mSDtfsCounter, 1838 mSDsluCounter, 3528 mSDsCounter, 0 mSdLazyCounter, 3270 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1838 SdHoareTripleChecker+Valid, 3787 SdHoareTripleChecker+Invalid, 3375 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 3270 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:50,391 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1838 Valid, 3787 Invalid, 3375 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 3270 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:15:50,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4853 states. [2022-03-15 15:15:50,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4853 to 3773. [2022-03-15 15:15:50,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3773 states, 3754 states have (on average 1.9182205647309536) internal successors, (7201), 3772 states have internal predecessors, (7201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:50,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3773 states to 3773 states and 7201 transitions. [2022-03-15 15:15:50,434 INFO L78 Accepts]: Start accepts. Automaton has 3773 states and 7201 transitions. Word has length 230 [2022-03-15 15:15:50,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:50,434 INFO L470 AbstractCegarLoop]: Abstraction has 3773 states and 7201 transitions. [2022-03-15 15:15:50,434 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:50,434 INFO L276 IsEmpty]: Start isEmpty. Operand 3773 states and 7201 transitions. [2022-03-15 15:15:50,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-15 15:15:50,436 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:50,436 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:50,436 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2022-03-15 15:15:50,437 INFO L402 AbstractCegarLoop]: === Iteration 65 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:15:50,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:50,437 INFO L85 PathProgramCache]: Analyzing trace with hash -1840076011, now seen corresponding path program 8 times [2022-03-15 15:15:50,437 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:50,437 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [697809814] [2022-03-15 15:15:50,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:50,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:50,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:51,200 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:15:51,200 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:51,200 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [697809814] [2022-03-15 15:15:51,200 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [697809814] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:51,200 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:51,201 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:15:51,201 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770004350] [2022-03-15 15:15:51,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:51,217 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:15:51,217 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:51,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:15:51,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:15:51,218 INFO L87 Difference]: Start difference. First operand 3773 states and 7201 transitions. Second operand has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:53,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:53,435 INFO L93 Difference]: Finished difference Result 4819 states and 9254 transitions. [2022-03-15 15:15:53,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-03-15 15:15:53,435 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-15 15:15:53,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:53,439 INFO L225 Difference]: With dead ends: 4819 [2022-03-15 15:15:53,440 INFO L226 Difference]: Without dead ends: 4819 [2022-03-15 15:15:53,440 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 666 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=600, Invalid=2940, Unknown=0, NotChecked=0, Total=3540 [2022-03-15 15:15:53,440 INFO L933 BasicCegarLoop]: 258 mSDtfsCounter, 1780 mSDsluCounter, 3426 mSDsCounter, 0 mSdLazyCounter, 3357 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1780 SdHoareTripleChecker+Valid, 3679 SdHoareTripleChecker+Invalid, 3471 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 3357 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:53,440 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1780 Valid, 3679 Invalid, 3471 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 3357 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:15:53,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4819 states. [2022-03-15 15:15:53,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4819 to 3764. [2022-03-15 15:15:53,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3764 states, 3745 states have (on average 1.9180240320427235) internal successors, (7183), 3763 states have internal predecessors, (7183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:53,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3764 states to 3764 states and 7183 transitions. [2022-03-15 15:15:53,474 INFO L78 Accepts]: Start accepts. Automaton has 3764 states and 7183 transitions. Word has length 230 [2022-03-15 15:15:53,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:53,474 INFO L470 AbstractCegarLoop]: Abstraction has 3764 states and 7183 transitions. [2022-03-15 15:15:53,475 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:53,475 INFO L276 IsEmpty]: Start isEmpty. Operand 3764 states and 7183 transitions. [2022-03-15 15:15:53,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-15 15:15:53,476 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:53,476 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:53,476 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2022-03-15 15:15:53,477 INFO L402 AbstractCegarLoop]: === Iteration 66 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:15:53,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:53,477 INFO L85 PathProgramCache]: Analyzing trace with hash 1032093683, now seen corresponding path program 9 times [2022-03-15 15:15:53,477 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:53,477 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1938389907] [2022-03-15 15:15:53,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:53,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:53,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:54,047 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:15:54,048 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:54,048 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1938389907] [2022-03-15 15:15:54,048 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1938389907] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:54,048 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:54,048 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:15:54,048 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [245621156] [2022-03-15 15:15:54,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:54,048 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:15:54,048 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:54,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:15:54,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=716, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:15:54,049 INFO L87 Difference]: Start difference. First operand 3764 states and 7183 transitions. Second operand has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:56,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:56,553 INFO L93 Difference]: Finished difference Result 4938 states and 9489 transitions. [2022-03-15 15:15:56,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-15 15:15:56,553 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-15 15:15:56,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:56,558 INFO L225 Difference]: With dead ends: 4938 [2022-03-15 15:15:56,558 INFO L226 Difference]: Without dead ends: 4938 [2022-03-15 15:15:56,558 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1048 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=727, Invalid=3965, Unknown=0, NotChecked=0, Total=4692 [2022-03-15 15:15:56,559 INFO L933 BasicCegarLoop]: 304 mSDtfsCounter, 2325 mSDsluCounter, 3599 mSDsCounter, 0 mSdLazyCounter, 4157 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2325 SdHoareTripleChecker+Valid, 3898 SdHoareTripleChecker+Invalid, 4305 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 4157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:56,559 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2325 Valid, 3898 Invalid, 4305 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 4157 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:15:56,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4938 states. [2022-03-15 15:15:56,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4938 to 3725. [2022-03-15 15:15:56,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3725 states, 3706 states have (on average 1.9171613599568267) internal successors, (7105), 3724 states have internal predecessors, (7105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:56,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3725 states to 3725 states and 7105 transitions. [2022-03-15 15:15:56,595 INFO L78 Accepts]: Start accepts. Automaton has 3725 states and 7105 transitions. Word has length 230 [2022-03-15 15:15:56,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:56,595 INFO L470 AbstractCegarLoop]: Abstraction has 3725 states and 7105 transitions. [2022-03-15 15:15:56,595 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:56,596 INFO L276 IsEmpty]: Start isEmpty. Operand 3725 states and 7105 transitions. [2022-03-15 15:15:56,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-15 15:15:56,597 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:56,597 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:56,597 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2022-03-15 15:15:56,597 INFO L402 AbstractCegarLoop]: === Iteration 67 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:15:56,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:56,598 INFO L85 PathProgramCache]: Analyzing trace with hash -928161451, now seen corresponding path program 10 times [2022-03-15 15:15:56,598 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:56,598 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [544911253] [2022-03-15 15:15:56,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:56,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:56,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:57,144 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:15:57,144 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:57,144 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [544911253] [2022-03-15 15:15:57,145 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [544911253] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:57,145 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:57,145 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:15:57,145 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1008915815] [2022-03-15 15:15:57,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:57,145 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:15:57,145 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:57,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:15:57,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=758, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:15:57,146 INFO L87 Difference]: Start difference. First operand 3725 states and 7105 transitions. Second operand has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:59,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:59,690 INFO L93 Difference]: Finished difference Result 5619 states and 10851 transitions. [2022-03-15 15:15:59,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-03-15 15:15:59,691 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-15 15:15:59,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:59,697 INFO L225 Difference]: With dead ends: 5619 [2022-03-15 15:15:59,697 INFO L226 Difference]: Without dead ends: 5619 [2022-03-15 15:15:59,697 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 835 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=705, Invalid=3201, Unknown=0, NotChecked=0, Total=3906 [2022-03-15 15:15:59,697 INFO L933 BasicCegarLoop]: 265 mSDtfsCounter, 3188 mSDsluCounter, 2724 mSDsCounter, 0 mSdLazyCounter, 3106 mSolverCounterSat, 204 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3188 SdHoareTripleChecker+Valid, 2984 SdHoareTripleChecker+Invalid, 3310 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 204 IncrementalHoareTripleChecker+Valid, 3106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:59,697 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3188 Valid, 2984 Invalid, 3310 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [204 Valid, 3106 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:15:59,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5619 states. [2022-03-15 15:15:59,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5619 to 3751. [2022-03-15 15:15:59,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3751 states, 3732 states have (on average 1.917738478027867) internal successors, (7157), 3750 states have internal predecessors, (7157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:59,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3751 states to 3751 states and 7157 transitions. [2022-03-15 15:15:59,739 INFO L78 Accepts]: Start accepts. Automaton has 3751 states and 7157 transitions. Word has length 230 [2022-03-15 15:15:59,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:59,739 INFO L470 AbstractCegarLoop]: Abstraction has 3751 states and 7157 transitions. [2022-03-15 15:15:59,739 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:59,739 INFO L276 IsEmpty]: Start isEmpty. Operand 3751 states and 7157 transitions. [2022-03-15 15:15:59,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-15 15:15:59,741 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:59,741 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:59,741 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2022-03-15 15:15:59,741 INFO L402 AbstractCegarLoop]: === Iteration 68 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:15:59,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:59,741 INFO L85 PathProgramCache]: Analyzing trace with hash -424031817, now seen corresponding path program 11 times [2022-03-15 15:15:59,742 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:59,742 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1076163463] [2022-03-15 15:15:59,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:59,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:59,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:00,492 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:16:00,493 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:00,493 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1076163463] [2022-03-15 15:16:00,493 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1076163463] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:00,493 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:00,493 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:16:00,493 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1070617294] [2022-03-15 15:16:00,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:00,493 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:16:00,493 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:00,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:16:00,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=758, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:16:00,494 INFO L87 Difference]: Start difference. First operand 3751 states and 7157 transitions. Second operand has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:02,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:02,931 INFO L93 Difference]: Finished difference Result 5618 states and 10849 transitions. [2022-03-15 15:16:02,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-03-15 15:16:02,932 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-15 15:16:02,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:02,938 INFO L225 Difference]: With dead ends: 5618 [2022-03-15 15:16:02,938 INFO L226 Difference]: Without dead ends: 5618 [2022-03-15 15:16:02,939 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 899 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=802, Invalid=3488, Unknown=0, NotChecked=0, Total=4290 [2022-03-15 15:16:02,939 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 2339 mSDsluCounter, 2891 mSDsCounter, 0 mSdLazyCounter, 3005 mSolverCounterSat, 179 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2339 SdHoareTripleChecker+Valid, 3154 SdHoareTripleChecker+Invalid, 3184 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 179 IncrementalHoareTripleChecker+Valid, 3005 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:02,939 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2339 Valid, 3154 Invalid, 3184 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [179 Valid, 3005 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:16:02,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5618 states. [2022-03-15 15:16:02,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5618 to 3738. [2022-03-15 15:16:02,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3738 states, 3719 states have (on average 1.9174509276687282) internal successors, (7131), 3737 states have internal predecessors, (7131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:02,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3738 states to 3738 states and 7131 transitions. [2022-03-15 15:16:02,995 INFO L78 Accepts]: Start accepts. Automaton has 3738 states and 7131 transitions. Word has length 230 [2022-03-15 15:16:02,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:02,995 INFO L470 AbstractCegarLoop]: Abstraction has 3738 states and 7131 transitions. [2022-03-15 15:16:02,995 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:02,995 INFO L276 IsEmpty]: Start isEmpty. Operand 3738 states and 7131 transitions. [2022-03-15 15:16:02,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-15 15:16:02,999 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:02,999 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:03,000 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2022-03-15 15:16:03,000 INFO L402 AbstractCegarLoop]: === Iteration 69 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:16:03,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:03,000 INFO L85 PathProgramCache]: Analyzing trace with hash -1846829419, now seen corresponding path program 12 times [2022-03-15 15:16:03,000 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:03,000 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1522886812] [2022-03-15 15:16:03,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:03,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:03,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:03,719 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:16:03,719 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:03,719 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1522886812] [2022-03-15 15:16:03,719 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1522886812] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:03,719 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:03,719 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:16:03,719 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1773729913] [2022-03-15 15:16:03,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:03,720 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:16:03,720 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:03,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:16:03,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=750, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:16:03,720 INFO L87 Difference]: Start difference. First operand 3738 states and 7131 transitions. Second operand has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:06,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:06,458 INFO L93 Difference]: Finished difference Result 5672 states and 10957 transitions. [2022-03-15 15:16:06,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-15 15:16:06,458 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-15 15:16:06,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:06,466 INFO L225 Difference]: With dead ends: 5672 [2022-03-15 15:16:06,466 INFO L226 Difference]: Without dead ends: 5672 [2022-03-15 15:16:06,467 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1413 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=955, Invalid=4447, Unknown=0, NotChecked=0, Total=5402 [2022-03-15 15:16:06,467 INFO L933 BasicCegarLoop]: 323 mSDtfsCounter, 2733 mSDsluCounter, 3546 mSDsCounter, 0 mSdLazyCounter, 4267 mSolverCounterSat, 209 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2733 SdHoareTripleChecker+Valid, 3865 SdHoareTripleChecker+Invalid, 4476 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 209 IncrementalHoareTripleChecker+Valid, 4267 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:06,467 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2733 Valid, 3865 Invalid, 4476 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [209 Valid, 4267 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:16:06,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5672 states. [2022-03-15 15:16:06,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5672 to 3705. [2022-03-15 15:16:06,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3705 states, 3686 states have (on average 1.9167118827997829) internal successors, (7065), 3704 states have internal predecessors, (7065), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:06,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3705 states to 3705 states and 7065 transitions. [2022-03-15 15:16:06,522 INFO L78 Accepts]: Start accepts. Automaton has 3705 states and 7065 transitions. Word has length 230 [2022-03-15 15:16:06,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:06,522 INFO L470 AbstractCegarLoop]: Abstraction has 3705 states and 7065 transitions. [2022-03-15 15:16:06,522 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:06,522 INFO L276 IsEmpty]: Start isEmpty. Operand 3705 states and 7065 transitions. [2022-03-15 15:16:06,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-15 15:16:06,524 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:06,524 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:06,524 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2022-03-15 15:16:06,525 INFO L402 AbstractCegarLoop]: === Iteration 70 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:16:06,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:06,525 INFO L85 PathProgramCache]: Analyzing trace with hash -499479529, now seen corresponding path program 13 times [2022-03-15 15:16:06,525 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:06,525 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1945947959] [2022-03-15 15:16:06,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:06,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:06,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:06,987 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:16:06,987 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:06,987 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1945947959] [2022-03-15 15:16:06,987 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1945947959] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:06,987 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:06,987 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:16:06,987 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1845420822] [2022-03-15 15:16:06,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:06,988 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:16:06,988 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:06,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:16:06,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:16:06,988 INFO L87 Difference]: Start difference. First operand 3705 states and 7065 transitions. Second operand has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:08,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:08,801 INFO L93 Difference]: Finished difference Result 4822 states and 9256 transitions. [2022-03-15 15:16:08,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-15 15:16:08,801 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-15 15:16:08,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:08,806 INFO L225 Difference]: With dead ends: 4822 [2022-03-15 15:16:08,806 INFO L226 Difference]: Without dead ends: 4822 [2022-03-15 15:16:08,807 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 894 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=658, Invalid=3632, Unknown=0, NotChecked=0, Total=4290 [2022-03-15 15:16:08,807 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 1788 mSDsluCounter, 3690 mSDsCounter, 0 mSdLazyCounter, 3466 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1788 SdHoareTripleChecker+Valid, 3971 SdHoareTripleChecker+Invalid, 3568 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 3466 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:08,807 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1788 Valid, 3971 Invalid, 3568 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 3466 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:16:08,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4822 states. [2022-03-15 15:16:08,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4822 to 3743. [2022-03-15 15:16:08,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3743 states, 3724 states have (on average 1.917561761546724) internal successors, (7141), 3742 states have internal predecessors, (7141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:08,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3743 states to 3743 states and 7141 transitions. [2022-03-15 15:16:08,846 INFO L78 Accepts]: Start accepts. Automaton has 3743 states and 7141 transitions. Word has length 230 [2022-03-15 15:16:08,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:08,846 INFO L470 AbstractCegarLoop]: Abstraction has 3743 states and 7141 transitions. [2022-03-15 15:16:08,846 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:08,846 INFO L276 IsEmpty]: Start isEmpty. Operand 3743 states and 7141 transitions. [2022-03-15 15:16:08,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-15 15:16:08,848 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:08,848 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:08,848 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2022-03-15 15:16:08,848 INFO L402 AbstractCegarLoop]: === Iteration 71 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:16:08,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:08,848 INFO L85 PathProgramCache]: Analyzing trace with hash 4650105, now seen corresponding path program 14 times [2022-03-15 15:16:08,848 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:08,848 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1486572562] [2022-03-15 15:16:08,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:08,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:08,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:09,469 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:16:09,469 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:09,469 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1486572562] [2022-03-15 15:16:09,469 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1486572562] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:09,469 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:09,469 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:16:09,469 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [669394537] [2022-03-15 15:16:09,469 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:09,470 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:16:09,470 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:09,470 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:16:09,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=717, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:16:09,470 INFO L87 Difference]: Start difference. First operand 3743 states and 7141 transitions. Second operand has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:12,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:12,049 INFO L93 Difference]: Finished difference Result 4827 states and 9266 transitions. [2022-03-15 15:16:12,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-15 15:16:12,050 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-15 15:16:12,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:12,055 INFO L225 Difference]: With dead ends: 4827 [2022-03-15 15:16:12,055 INFO L226 Difference]: Without dead ends: 4827 [2022-03-15 15:16:12,056 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 979 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=678, Invalid=3744, Unknown=0, NotChecked=0, Total=4422 [2022-03-15 15:16:12,056 INFO L933 BasicCegarLoop]: 289 mSDtfsCounter, 1729 mSDsluCounter, 3223 mSDsCounter, 0 mSdLazyCounter, 3136 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1729 SdHoareTripleChecker+Valid, 3508 SdHoareTripleChecker+Invalid, 3241 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 3136 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:12,056 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1729 Valid, 3508 Invalid, 3241 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 3136 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:16:12,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4827 states. [2022-03-15 15:16:12,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4827 to 3734. [2022-03-15 15:16:12,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3734 states, 3715 states have (on average 1.9173620457604308) internal successors, (7123), 3733 states have internal predecessors, (7123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:12,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3734 states to 3734 states and 7123 transitions. [2022-03-15 15:16:12,098 INFO L78 Accepts]: Start accepts. Automaton has 3734 states and 7123 transitions. Word has length 230 [2022-03-15 15:16:12,098 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:12,098 INFO L470 AbstractCegarLoop]: Abstraction has 3734 states and 7123 transitions. [2022-03-15 15:16:12,098 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:12,098 INFO L276 IsEmpty]: Start isEmpty. Operand 3734 states and 7123 transitions. [2022-03-15 15:16:12,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-15 15:16:12,100 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:12,100 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:12,100 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2022-03-15 15:16:12,100 INFO L402 AbstractCegarLoop]: === Iteration 72 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:16:12,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:12,100 INFO L85 PathProgramCache]: Analyzing trace with hash -1418147497, now seen corresponding path program 15 times [2022-03-15 15:16:12,100 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:12,100 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1844428589] [2022-03-15 15:16:12,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:12,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:12,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:12,745 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:16:12,745 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:12,745 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1844428589] [2022-03-15 15:16:12,745 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1844428589] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:12,745 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:12,745 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:16:12,746 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798957004] [2022-03-15 15:16:12,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:12,746 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:16:12,746 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:12,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:16:12,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=722, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:16:12,746 INFO L87 Difference]: Start difference. First operand 3734 states and 7123 transitions. Second operand has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:15,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:15,627 INFO L93 Difference]: Finished difference Result 4907 states and 9426 transitions. [2022-03-15 15:16:15,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-03-15 15:16:15,628 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-15 15:16:15,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:15,633 INFO L225 Difference]: With dead ends: 4907 [2022-03-15 15:16:15,633 INFO L226 Difference]: Without dead ends: 4907 [2022-03-15 15:16:15,633 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1147 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=792, Invalid=4610, Unknown=0, NotChecked=0, Total=5402 [2022-03-15 15:16:15,633 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 2144 mSDsluCounter, 3279 mSDsCounter, 0 mSdLazyCounter, 3527 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2144 SdHoareTripleChecker+Valid, 3600 SdHoareTripleChecker+Invalid, 3673 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 3527 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:15,633 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2144 Valid, 3600 Invalid, 3673 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 3527 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:16:15,638 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4907 states. [2022-03-15 15:16:15,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4907 to 3701. [2022-03-15 15:16:15,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3701 states, 3682 states have (on average 1.916621401412276) internal successors, (7057), 3700 states have internal predecessors, (7057), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:15,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3701 states to 3701 states and 7057 transitions. [2022-03-15 15:16:15,669 INFO L78 Accepts]: Start accepts. Automaton has 3701 states and 7057 transitions. Word has length 230 [2022-03-15 15:16:15,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:15,669 INFO L470 AbstractCegarLoop]: Abstraction has 3701 states and 7057 transitions. [2022-03-15 15:16:15,669 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.607142857142857) internal successors, (185), 29 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:15,669 INFO L276 IsEmpty]: Start isEmpty. Operand 3701 states and 7057 transitions. [2022-03-15 15:16:15,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-15 15:16:15,670 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:15,670 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:15,670 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2022-03-15 15:16:15,671 INFO L402 AbstractCegarLoop]: === Iteration 73 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:16:15,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:15,671 INFO L85 PathProgramCache]: Analyzing trace with hash 916564665, now seen corresponding path program 16 times [2022-03-15 15:16:15,671 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:15,671 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1771879186] [2022-03-15 15:16:15,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:15,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:15,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:16,364 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:16:16,364 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:16,364 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1771879186] [2022-03-15 15:16:16,364 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1771879186] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:16,364 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:16,364 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:16:16,364 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [871621306] [2022-03-15 15:16:16,364 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:16,364 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:16:16,364 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:16,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:16:16,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=111, Invalid=759, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:16:16,365 INFO L87 Difference]: Start difference. First operand 3701 states and 7057 transitions. Second operand has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:19,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:19,002 INFO L93 Difference]: Finished difference Result 5000 states and 9572 transitions. [2022-03-15 15:16:19,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-15 15:16:19,007 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-15 15:16:19,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:19,013 INFO L225 Difference]: With dead ends: 5000 [2022-03-15 15:16:19,013 INFO L226 Difference]: Without dead ends: 5000 [2022-03-15 15:16:19,014 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1106 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=810, Invalid=3882, Unknown=0, NotChecked=0, Total=4692 [2022-03-15 15:16:19,027 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 2889 mSDsluCounter, 3029 mSDsCounter, 0 mSdLazyCounter, 3337 mSolverCounterSat, 198 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2889 SdHoareTripleChecker+Valid, 3292 SdHoareTripleChecker+Invalid, 3535 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 198 IncrementalHoareTripleChecker+Valid, 3337 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:19,027 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2889 Valid, 3292 Invalid, 3535 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [198 Valid, 3337 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:16:19,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5000 states. [2022-03-15 15:16:19,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5000 to 3727. [2022-03-15 15:16:19,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3727 states, 3708 states have (on average 1.9172060409924487) internal successors, (7109), 3726 states have internal predecessors, (7109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:19,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3727 states to 3727 states and 7109 transitions. [2022-03-15 15:16:19,095 INFO L78 Accepts]: Start accepts. Automaton has 3727 states and 7109 transitions. Word has length 230 [2022-03-15 15:16:19,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:19,095 INFO L470 AbstractCegarLoop]: Abstraction has 3727 states and 7109 transitions. [2022-03-15 15:16:19,095 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:19,095 INFO L276 IsEmpty]: Start isEmpty. Operand 3727 states and 7109 transitions. [2022-03-15 15:16:19,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-15 15:16:19,097 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:19,097 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:19,097 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72 [2022-03-15 15:16:19,097 INFO L402 AbstractCegarLoop]: === Iteration 74 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:16:19,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:19,097 INFO L85 PathProgramCache]: Analyzing trace with hash 1420694299, now seen corresponding path program 17 times [2022-03-15 15:16:19,097 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:19,097 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1143008381] [2022-03-15 15:16:19,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:19,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:19,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:19,833 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:16:19,833 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:19,833 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1143008381] [2022-03-15 15:16:19,833 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1143008381] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:19,834 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:19,834 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:16:19,834 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1494225602] [2022-03-15 15:16:19,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:19,834 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:16:19,834 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:19,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:16:19,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=772, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:16:19,834 INFO L87 Difference]: Start difference. First operand 3727 states and 7109 transitions. Second operand has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:22,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:22,666 INFO L93 Difference]: Finished difference Result 4999 states and 9570 transitions. [2022-03-15 15:16:22,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-15 15:16:22,666 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-15 15:16:22,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:22,671 INFO L225 Difference]: With dead ends: 4999 [2022-03-15 15:16:22,671 INFO L226 Difference]: Without dead ends: 4999 [2022-03-15 15:16:22,672 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1144 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=899, Invalid=4213, Unknown=0, NotChecked=0, Total=5112 [2022-03-15 15:16:22,672 INFO L933 BasicCegarLoop]: 271 mSDtfsCounter, 2776 mSDsluCounter, 2694 mSDsCounter, 0 mSdLazyCounter, 2900 mSolverCounterSat, 199 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2776 SdHoareTripleChecker+Valid, 2961 SdHoareTripleChecker+Invalid, 3099 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 199 IncrementalHoareTripleChecker+Valid, 2900 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:22,672 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2776 Valid, 2961 Invalid, 3099 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [199 Valid, 2900 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:16:22,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4999 states. [2022-03-15 15:16:22,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4999 to 3714. [2022-03-15 15:16:22,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3714 states, 3695 states have (on average 1.916914749661705) internal successors, (7083), 3713 states have internal predecessors, (7083), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:22,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3714 states to 3714 states and 7083 transitions. [2022-03-15 15:16:22,717 INFO L78 Accepts]: Start accepts. Automaton has 3714 states and 7083 transitions. Word has length 230 [2022-03-15 15:16:22,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:22,717 INFO L470 AbstractCegarLoop]: Abstraction has 3714 states and 7083 transitions. [2022-03-15 15:16:22,717 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:22,717 INFO L276 IsEmpty]: Start isEmpty. Operand 3714 states and 7083 transitions. [2022-03-15 15:16:22,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-15 15:16:22,719 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:22,719 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:22,719 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73 [2022-03-15 15:16:22,719 INFO L402 AbstractCegarLoop]: === Iteration 75 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:16:22,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:22,720 INFO L85 PathProgramCache]: Analyzing trace with hash -2103303, now seen corresponding path program 18 times [2022-03-15 15:16:22,720 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:22,720 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [586917351] [2022-03-15 15:16:22,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:22,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:22,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:23,411 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:16:23,412 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:23,412 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [586917351] [2022-03-15 15:16:23,412 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [586917351] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:23,412 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:23,412 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:16:23,412 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [464512750] [2022-03-15 15:16:23,412 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:23,412 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:16:23,412 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:23,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:16:23,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=751, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:16:23,413 INFO L87 Difference]: Start difference. First operand 3714 states and 7083 transitions. Second operand has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:26,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:26,493 INFO L93 Difference]: Finished difference Result 4976 states and 9524 transitions. [2022-03-15 15:16:26,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-15 15:16:26,493 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-15 15:16:26,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:26,499 INFO L225 Difference]: With dead ends: 4976 [2022-03-15 15:16:26,499 INFO L226 Difference]: Without dead ends: 4976 [2022-03-15 15:16:26,499 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1961 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=1133, Invalid=5673, Unknown=0, NotChecked=0, Total=6806 [2022-03-15 15:16:26,500 INFO L933 BasicCegarLoop]: 308 mSDtfsCounter, 2202 mSDsluCounter, 3351 mSDsCounter, 0 mSdLazyCounter, 3634 mSolverCounterSat, 227 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2202 SdHoareTripleChecker+Valid, 3654 SdHoareTripleChecker+Invalid, 3861 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 227 IncrementalHoareTripleChecker+Valid, 3634 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:26,500 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2202 Valid, 3654 Invalid, 3861 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [227 Valid, 3634 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:16:26,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4976 states. [2022-03-15 15:16:26,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4976 to 3606. [2022-03-15 15:16:26,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3606 states, 3587 states have (on average 1.9144131586283804) internal successors, (6867), 3605 states have internal predecessors, (6867), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:26,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3606 states to 3606 states and 6867 transitions. [2022-03-15 15:16:26,538 INFO L78 Accepts]: Start accepts. Automaton has 3606 states and 6867 transitions. Word has length 230 [2022-03-15 15:16:26,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:26,538 INFO L470 AbstractCegarLoop]: Abstraction has 3606 states and 6867 transitions. [2022-03-15 15:16:26,538 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.379310344827586) internal successors, (185), 30 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:26,538 INFO L276 IsEmpty]: Start isEmpty. Operand 3606 states and 6867 transitions. [2022-03-15 15:16:26,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-03-15 15:16:26,540 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:26,540 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:26,540 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2022-03-15 15:16:26,540 INFO L402 AbstractCegarLoop]: === Iteration 76 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:16:26,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:26,540 INFO L85 PathProgramCache]: Analyzing trace with hash -45407019, now seen corresponding path program 1 times [2022-03-15 15:16:26,540 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:26,540 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1650461579] [2022-03-15 15:16:26,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:26,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:26,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:26,616 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:16:26,616 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:26,616 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1650461579] [2022-03-15 15:16:26,616 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1650461579] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:26,616 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:26,616 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 15:16:26,616 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1669330650] [2022-03-15 15:16:26,616 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:26,616 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 15:16:26,617 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:26,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 15:16:26,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 15:16:26,617 INFO L87 Difference]: Start difference. First operand 3606 states and 6867 transitions. Second operand has 6 states, 5 states have (on average 37.0) internal successors, (185), 6 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:26,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:26,821 INFO L93 Difference]: Finished difference Result 3566 states and 6788 transitions. [2022-03-15 15:16:26,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 15:16:26,821 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 37.0) internal successors, (185), 6 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 230 [2022-03-15 15:16:26,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:26,825 INFO L225 Difference]: With dead ends: 3566 [2022-03-15 15:16:26,825 INFO L226 Difference]: Without dead ends: 3566 [2022-03-15 15:16:26,825 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 15:16:26,825 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 118 mSDsluCounter, 235 mSDsCounter, 0 mSdLazyCounter, 310 mSolverCounterSat, 61 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 118 SdHoareTripleChecker+Valid, 549 SdHoareTripleChecker+Invalid, 371 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 61 IncrementalHoareTripleChecker+Valid, 310 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:26,825 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [118 Valid, 549 Invalid, 371 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [61 Valid, 310 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 15:16:26,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3566 states. [2022-03-15 15:16:26,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3566 to 3566. [2022-03-15 15:16:26,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3566 states, 3549 states have (on average 1.9126514511129895) internal successors, (6788), 3565 states have internal predecessors, (6788), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:26,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3566 states to 3566 states and 6788 transitions. [2022-03-15 15:16:26,881 INFO L78 Accepts]: Start accepts. Automaton has 3566 states and 6788 transitions. Word has length 230 [2022-03-15 15:16:26,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:26,882 INFO L470 AbstractCegarLoop]: Abstraction has 3566 states and 6788 transitions. [2022-03-15 15:16:26,882 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 37.0) internal successors, (185), 6 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:26,882 INFO L276 IsEmpty]: Start isEmpty. Operand 3566 states and 6788 transitions. [2022-03-15 15:16:26,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-03-15 15:16:26,883 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:26,883 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:26,883 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75 [2022-03-15 15:16:26,883 INFO L402 AbstractCegarLoop]: === Iteration 77 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:16:26,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:26,884 INFO L85 PathProgramCache]: Analyzing trace with hash -1446246326, now seen corresponding path program 1 times [2022-03-15 15:16:26,884 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:26,884 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949686133] [2022-03-15 15:16:26,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:26,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:26,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:27,713 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:16:27,714 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:27,714 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1949686133] [2022-03-15 15:16:27,714 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1949686133] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:27,714 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:27,714 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:16:27,714 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1585083915] [2022-03-15 15:16:27,714 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:27,714 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:16:27,714 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:27,715 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:16:27,715 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=718, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:16:27,715 INFO L87 Difference]: Start difference. First operand 3566 states and 6788 transitions. Second operand has 29 states, 28 states have (on average 6.678571428571429) internal successors, (187), 29 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:29,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:29,824 INFO L93 Difference]: Finished difference Result 5648 states and 10873 transitions. [2022-03-15 15:16:29,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-03-15 15:16:29,824 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.678571428571429) internal successors, (187), 29 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 232 [2022-03-15 15:16:29,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:29,830 INFO L225 Difference]: With dead ends: 5648 [2022-03-15 15:16:29,830 INFO L226 Difference]: Without dead ends: 5648 [2022-03-15 15:16:29,830 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 627 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=593, Invalid=2947, Unknown=0, NotChecked=0, Total=3540 [2022-03-15 15:16:29,833 INFO L933 BasicCegarLoop]: 240 mSDtfsCounter, 2307 mSDsluCounter, 2471 mSDsCounter, 0 mSdLazyCounter, 2503 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2307 SdHoareTripleChecker+Valid, 2706 SdHoareTripleChecker+Invalid, 2616 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 2503 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:29,833 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2307 Valid, 2706 Invalid, 2616 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 2503 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:16:29,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5648 states. [2022-03-15 15:16:29,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5648 to 3729. [2022-03-15 15:16:29,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3729 states, 3712 states have (on average 1.9164870689655173) internal successors, (7114), 3728 states have internal predecessors, (7114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:29,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3729 states to 3729 states and 7114 transitions. [2022-03-15 15:16:29,871 INFO L78 Accepts]: Start accepts. Automaton has 3729 states and 7114 transitions. Word has length 232 [2022-03-15 15:16:29,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:29,871 INFO L470 AbstractCegarLoop]: Abstraction has 3729 states and 7114 transitions. [2022-03-15 15:16:29,871 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.678571428571429) internal successors, (187), 29 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:29,872 INFO L276 IsEmpty]: Start isEmpty. Operand 3729 states and 7114 transitions. [2022-03-15 15:16:29,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-03-15 15:16:29,874 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:29,874 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:29,878 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76 [2022-03-15 15:16:29,878 INFO L402 AbstractCegarLoop]: === Iteration 78 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:16:29,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:29,878 INFO L85 PathProgramCache]: Analyzing trace with hash -1761105408, now seen corresponding path program 2 times [2022-03-15 15:16:29,878 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:29,879 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [970095396] [2022-03-15 15:16:29,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:29,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:29,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:30,520 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:16:30,520 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:30,520 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [970095396] [2022-03-15 15:16:30,520 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [970095396] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:30,520 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:30,520 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:16:30,520 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266899873] [2022-03-15 15:16:30,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:30,521 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:16:30,521 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:30,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:16:30,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=767, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:16:30,521 INFO L87 Difference]: Start difference. First operand 3729 states and 7114 transitions. Second operand has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:32,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:32,718 INFO L93 Difference]: Finished difference Result 6374 states and 12325 transitions. [2022-03-15 15:16:32,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-15 15:16:32,718 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 232 [2022-03-15 15:16:32,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:32,726 INFO L225 Difference]: With dead ends: 6374 [2022-03-15 15:16:32,726 INFO L226 Difference]: Without dead ends: 6374 [2022-03-15 15:16:32,726 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 716 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=690, Invalid=3092, Unknown=0, NotChecked=0, Total=3782 [2022-03-15 15:16:32,726 INFO L933 BasicCegarLoop]: 240 mSDtfsCounter, 2696 mSDsluCounter, 3209 mSDsCounter, 0 mSdLazyCounter, 2902 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2696 SdHoareTripleChecker+Valid, 3443 SdHoareTripleChecker+Invalid, 3063 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 2902 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:32,726 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2696 Valid, 3443 Invalid, 3063 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 2902 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:16:32,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6374 states. [2022-03-15 15:16:32,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6374 to 3745. [2022-03-15 15:16:32,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3745 states, 3728 states have (on average 1.9168454935622317) internal successors, (7146), 3744 states have internal predecessors, (7146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:32,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3745 states to 3745 states and 7146 transitions. [2022-03-15 15:16:32,770 INFO L78 Accepts]: Start accepts. Automaton has 3745 states and 7146 transitions. Word has length 232 [2022-03-15 15:16:32,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:32,771 INFO L470 AbstractCegarLoop]: Abstraction has 3745 states and 7146 transitions. [2022-03-15 15:16:32,771 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:32,771 INFO L276 IsEmpty]: Start isEmpty. Operand 3745 states and 7146 transitions. [2022-03-15 15:16:32,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-03-15 15:16:32,772 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:32,772 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:32,772 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2022-03-15 15:16:32,773 INFO L402 AbstractCegarLoop]: === Iteration 79 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:16:32,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:32,773 INFO L85 PathProgramCache]: Analyzing trace with hash -940791902, now seen corresponding path program 3 times [2022-03-15 15:16:32,773 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:32,773 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1891788321] [2022-03-15 15:16:32,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:32,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:32,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:33,383 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:16:33,383 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:33,383 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1891788321] [2022-03-15 15:16:33,384 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1891788321] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:33,384 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:33,384 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:16:33,384 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [474420162] [2022-03-15 15:16:33,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:33,384 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:16:33,384 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:33,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:16:33,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=719, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:16:33,384 INFO L87 Difference]: Start difference. First operand 3745 states and 7146 transitions. Second operand has 29 states, 28 states have (on average 6.678571428571429) internal successors, (187), 29 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:34,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:34,972 INFO L93 Difference]: Finished difference Result 4853 states and 9320 transitions. [2022-03-15 15:16:34,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2022-03-15 15:16:34,972 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.678571428571429) internal successors, (187), 29 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 232 [2022-03-15 15:16:34,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:34,977 INFO L225 Difference]: With dead ends: 4853 [2022-03-15 15:16:34,977 INFO L226 Difference]: Without dead ends: 4853 [2022-03-15 15:16:34,978 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 591 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=568, Invalid=2972, Unknown=0, NotChecked=0, Total=3540 [2022-03-15 15:16:34,978 INFO L933 BasicCegarLoop]: 260 mSDtfsCounter, 1652 mSDsluCounter, 3033 mSDsCounter, 0 mSdLazyCounter, 3033 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1652 SdHoareTripleChecker+Valid, 3288 SdHoareTripleChecker+Invalid, 3130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 3033 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:34,979 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1652 Valid, 3288 Invalid, 3130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 3033 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:16:34,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4853 states. [2022-03-15 15:16:35,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4853 to 3787. [2022-03-15 15:16:35,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3787 states, 3770 states have (on average 1.9177718832891246) internal successors, (7230), 3786 states have internal predecessors, (7230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:35,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3787 states to 3787 states and 7230 transitions. [2022-03-15 15:16:35,016 INFO L78 Accepts]: Start accepts. Automaton has 3787 states and 7230 transitions. Word has length 232 [2022-03-15 15:16:35,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:35,016 INFO L470 AbstractCegarLoop]: Abstraction has 3787 states and 7230 transitions. [2022-03-15 15:16:35,016 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.678571428571429) internal successors, (187), 29 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:35,016 INFO L276 IsEmpty]: Start isEmpty. Operand 3787 states and 7230 transitions. [2022-03-15 15:16:35,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-03-15 15:16:35,018 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:35,018 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:35,018 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable78 [2022-03-15 15:16:35,018 INFO L402 AbstractCegarLoop]: === Iteration 80 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:16:35,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:35,018 INFO L85 PathProgramCache]: Analyzing trace with hash 826487674, now seen corresponding path program 4 times [2022-03-15 15:16:35,018 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:35,018 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1358633677] [2022-03-15 15:16:35,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:35,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:35,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:35,572 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:16:35,572 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:35,572 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1358633677] [2022-03-15 15:16:35,572 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1358633677] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:35,572 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:35,572 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:16:35,572 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745944001] [2022-03-15 15:16:35,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:35,573 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:16:35,573 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:35,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:16:35,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=123, Invalid=747, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:16:35,573 INFO L87 Difference]: Start difference. First operand 3787 states and 7230 transitions. Second operand has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:37,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:37,685 INFO L93 Difference]: Finished difference Result 5579 states and 10772 transitions. [2022-03-15 15:16:37,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-15 15:16:37,685 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 232 [2022-03-15 15:16:37,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:37,691 INFO L225 Difference]: With dead ends: 5579 [2022-03-15 15:16:37,691 INFO L226 Difference]: Without dead ends: 5579 [2022-03-15 15:16:37,691 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 877 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=682, Invalid=3100, Unknown=0, NotChecked=0, Total=3782 [2022-03-15 15:16:37,691 INFO L933 BasicCegarLoop]: 264 mSDtfsCounter, 2392 mSDsluCounter, 3015 mSDsCounter, 0 mSdLazyCounter, 3247 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2392 SdHoareTripleChecker+Valid, 3275 SdHoareTripleChecker+Invalid, 3395 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 3247 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:37,691 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2392 Valid, 3275 Invalid, 3395 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 3247 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:16:37,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5579 states. [2022-03-15 15:16:37,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5579 to 3735. [2022-03-15 15:16:37,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3735 states, 3718 states have (on average 1.9166218396987629) internal successors, (7126), 3734 states have internal predecessors, (7126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:37,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3735 states to 3735 states and 7126 transitions. [2022-03-15 15:16:37,730 INFO L78 Accepts]: Start accepts. Automaton has 3735 states and 7126 transitions. Word has length 232 [2022-03-15 15:16:37,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:37,730 INFO L470 AbstractCegarLoop]: Abstraction has 3735 states and 7126 transitions. [2022-03-15 15:16:37,730 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:37,731 INFO L276 IsEmpty]: Start isEmpty. Operand 3735 states and 7126 transitions. [2022-03-15 15:16:37,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-03-15 15:16:37,732 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:37,732 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:37,732 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79 [2022-03-15 15:16:37,732 INFO L402 AbstractCegarLoop]: === Iteration 81 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:16:37,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:37,733 INFO L85 PathProgramCache]: Analyzing trace with hash -1980487674, now seen corresponding path program 5 times [2022-03-15 15:16:37,733 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:37,733 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1232578183] [2022-03-15 15:16:37,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:37,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:37,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:38,284 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:16:38,284 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:38,284 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1232578183] [2022-03-15 15:16:38,285 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1232578183] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:38,285 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:38,285 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2022-03-15 15:16:38,285 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [428033974] [2022-03-15 15:16:38,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:38,285 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2022-03-15 15:16:38,285 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:38,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2022-03-15 15:16:38,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=719, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:16:38,286 INFO L87 Difference]: Start difference. First operand 3735 states and 7126 transitions. Second operand has 29 states, 28 states have (on average 6.678571428571429) internal successors, (187), 29 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:40,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:40,865 INFO L93 Difference]: Finished difference Result 4822 states and 9257 transitions. [2022-03-15 15:16:40,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-03-15 15:16:40,866 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 6.678571428571429) internal successors, (187), 29 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 232 [2022-03-15 15:16:40,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:40,871 INFO L225 Difference]: With dead ends: 4822 [2022-03-15 15:16:40,872 INFO L226 Difference]: Without dead ends: 4822 [2022-03-15 15:16:40,872 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 776 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=639, Invalid=3521, Unknown=0, NotChecked=0, Total=4160 [2022-03-15 15:16:40,872 INFO L933 BasicCegarLoop]: 282 mSDtfsCounter, 1801 mSDsluCounter, 3602 mSDsCounter, 0 mSdLazyCounter, 3225 mSolverCounterSat, 107 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1801 SdHoareTripleChecker+Valid, 3879 SdHoareTripleChecker+Invalid, 3332 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 107 IncrementalHoareTripleChecker+Valid, 3225 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:40,872 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1801 Valid, 3879 Invalid, 3332 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [107 Valid, 3225 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:16:40,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4822 states. [2022-03-15 15:16:40,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4822 to 3763. [2022-03-15 15:16:40,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3763 states, 3746 states have (on average 1.9172450613988254) internal successors, (7182), 3762 states have internal predecessors, (7182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:40,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3763 states to 3763 states and 7182 transitions. [2022-03-15 15:16:40,918 INFO L78 Accepts]: Start accepts. Automaton has 3763 states and 7182 transitions. Word has length 232 [2022-03-15 15:16:40,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:40,918 INFO L470 AbstractCegarLoop]: Abstraction has 3763 states and 7182 transitions. [2022-03-15 15:16:40,918 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 6.678571428571429) internal successors, (187), 29 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:40,918 INFO L276 IsEmpty]: Start isEmpty. Operand 3763 states and 7182 transitions. [2022-03-15 15:16:40,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-03-15 15:16:40,920 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:40,920 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:40,920 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2022-03-15 15:16:40,920 INFO L402 AbstractCegarLoop]: === Iteration 82 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:16:40,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:40,921 INFO L85 PathProgramCache]: Analyzing trace with hash -213208098, now seen corresponding path program 6 times [2022-03-15 15:16:40,921 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:40,921 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [798184914] [2022-03-15 15:16:40,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:40,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:40,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:41,423 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:16:41,423 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:41,423 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [798184914] [2022-03-15 15:16:41,423 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [798184914] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:41,423 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:41,423 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:16:41,424 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059869175] [2022-03-15 15:16:41,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:41,424 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:16:41,424 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:41,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:16:41,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=117, Invalid=753, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:16:41,424 INFO L87 Difference]: Start difference. First operand 3763 states and 7182 transitions. Second operand has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:43,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:43,424 INFO L93 Difference]: Finished difference Result 4966 states and 9506 transitions. [2022-03-15 15:16:43,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-15 15:16:43,424 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 232 [2022-03-15 15:16:43,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:43,430 INFO L225 Difference]: With dead ends: 4966 [2022-03-15 15:16:43,430 INFO L226 Difference]: Without dead ends: 4966 [2022-03-15 15:16:43,430 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1066 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=777, Invalid=3779, Unknown=0, NotChecked=0, Total=4556 [2022-03-15 15:16:43,431 INFO L933 BasicCegarLoop]: 265 mSDtfsCounter, 2499 mSDsluCounter, 2679 mSDsCounter, 0 mSdLazyCounter, 2751 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2499 SdHoareTripleChecker+Valid, 2939 SdHoareTripleChecker+Invalid, 2926 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 2751 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:43,431 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2499 Valid, 2939 Invalid, 2926 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 2751 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:16:43,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4966 states. [2022-03-15 15:16:43,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4966 to 3603. [2022-03-15 15:16:43,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3603 states, 3586 states have (on average 1.913552704963748) internal successors, (6862), 3602 states have internal predecessors, (6862), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:43,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3603 states to 3603 states and 6862 transitions. [2022-03-15 15:16:43,472 INFO L78 Accepts]: Start accepts. Automaton has 3603 states and 6862 transitions. Word has length 232 [2022-03-15 15:16:43,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:43,472 INFO L470 AbstractCegarLoop]: Abstraction has 3603 states and 6862 transitions. [2022-03-15 15:16:43,473 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:43,473 INFO L276 IsEmpty]: Start isEmpty. Operand 3603 states and 6862 transitions. [2022-03-15 15:16:43,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-03-15 15:16:43,474 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:43,474 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:43,474 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81 [2022-03-15 15:16:43,474 INFO L402 AbstractCegarLoop]: === Iteration 83 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:16:43,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:43,475 INFO L85 PathProgramCache]: Analyzing trace with hash -1809390444, now seen corresponding path program 7 times [2022-03-15 15:16:43,475 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:43,475 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1914557714] [2022-03-15 15:16:43,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:43,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:43,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:44,300 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:16:44,300 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:44,300 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1914557714] [2022-03-15 15:16:44,300 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1914557714] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:44,300 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:44,300 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:16:44,300 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547604332] [2022-03-15 15:16:44,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:44,300 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:16:44,300 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:44,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:16:44,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=752, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:16:44,301 INFO L87 Difference]: Start difference. First operand 3603 states and 6862 transitions. Second operand has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:47,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:47,137 INFO L93 Difference]: Finished difference Result 3963 states and 7539 transitions. [2022-03-15 15:16:47,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-15 15:16:47,137 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 232 [2022-03-15 15:16:47,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:47,141 INFO L225 Difference]: With dead ends: 3963 [2022-03-15 15:16:47,141 INFO L226 Difference]: Without dead ends: 3963 [2022-03-15 15:16:47,142 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1313 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=861, Invalid=4251, Unknown=0, NotChecked=0, Total=5112 [2022-03-15 15:16:47,142 INFO L933 BasicCegarLoop]: 248 mSDtfsCounter, 2751 mSDsluCounter, 2248 mSDsCounter, 0 mSdLazyCounter, 2623 mSolverCounterSat, 245 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2751 SdHoareTripleChecker+Valid, 2492 SdHoareTripleChecker+Invalid, 2868 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 245 IncrementalHoareTripleChecker+Valid, 2623 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:47,142 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2751 Valid, 2492 Invalid, 2868 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [245 Valid, 2623 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:16:47,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3963 states. [2022-03-15 15:16:47,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3963 to 3603. [2022-03-15 15:16:47,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3603 states, 3586 states have (on average 1.913552704963748) internal successors, (6862), 3602 states have internal predecessors, (6862), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:47,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3603 states to 3603 states and 6862 transitions. [2022-03-15 15:16:47,178 INFO L78 Accepts]: Start accepts. Automaton has 3603 states and 6862 transitions. Word has length 232 [2022-03-15 15:16:47,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:47,178 INFO L470 AbstractCegarLoop]: Abstraction has 3603 states and 6862 transitions. [2022-03-15 15:16:47,178 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:47,179 INFO L276 IsEmpty]: Start isEmpty. Operand 3603 states and 6862 transitions. [2022-03-15 15:16:47,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-03-15 15:16:47,180 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:47,180 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:47,180 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2022-03-15 15:16:47,180 INFO L402 AbstractCegarLoop]: === Iteration 84 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:16:47,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:47,181 INFO L85 PathProgramCache]: Analyzing trace with hash -479462282, now seen corresponding path program 8 times [2022-03-15 15:16:47,181 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:47,181 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2034175594] [2022-03-15 15:16:47,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:47,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:47,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:47,937 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:16:47,938 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:47,938 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2034175594] [2022-03-15 15:16:47,938 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2034175594] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:47,938 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:47,938 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:16:47,938 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [629987880] [2022-03-15 15:16:47,938 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:47,938 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:16:47,938 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:47,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:16:47,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=756, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:16:47,939 INFO L87 Difference]: Start difference. First operand 3603 states and 6862 transitions. Second operand has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:50,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:50,874 INFO L93 Difference]: Finished difference Result 3906 states and 7425 transitions. [2022-03-15 15:16:50,874 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-15 15:16:50,874 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 232 [2022-03-15 15:16:50,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:50,879 INFO L225 Difference]: With dead ends: 3906 [2022-03-15 15:16:50,879 INFO L226 Difference]: Without dead ends: 3906 [2022-03-15 15:16:50,880 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1239 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=840, Invalid=4272, Unknown=0, NotChecked=0, Total=5112 [2022-03-15 15:16:50,880 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 2603 mSDsluCounter, 3073 mSDsCounter, 0 mSdLazyCounter, 3458 mSolverCounterSat, 213 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2603 SdHoareTripleChecker+Valid, 3330 SdHoareTripleChecker+Invalid, 3671 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 213 IncrementalHoareTripleChecker+Valid, 3458 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:50,880 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2603 Valid, 3330 Invalid, 3671 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [213 Valid, 3458 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:16:50,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3906 states. [2022-03-15 15:16:50,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3906 to 3613. [2022-03-15 15:16:50,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3613 states, 3596 states have (on average 1.9137931034482758) internal successors, (6882), 3612 states have internal predecessors, (6882), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:50,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3613 states to 3613 states and 6882 transitions. [2022-03-15 15:16:50,919 INFO L78 Accepts]: Start accepts. Automaton has 3613 states and 6882 transitions. Word has length 232 [2022-03-15 15:16:50,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:50,919 INFO L470 AbstractCegarLoop]: Abstraction has 3613 states and 6882 transitions. [2022-03-15 15:16:50,919 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:50,920 INFO L276 IsEmpty]: Start isEmpty. Operand 3613 states and 6882 transitions. [2022-03-15 15:16:50,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2022-03-15 15:16:50,921 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:50,921 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:50,921 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83 [2022-03-15 15:16:50,921 INFO L402 AbstractCegarLoop]: === Iteration 85 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:16:50,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:50,922 INFO L85 PathProgramCache]: Analyzing trace with hash 1838543572, now seen corresponding path program 9 times [2022-03-15 15:16:50,922 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:50,922 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2058008805] [2022-03-15 15:16:50,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:50,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:50,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:51,611 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:16:51,611 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:51,611 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2058008805] [2022-03-15 15:16:51,611 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2058008805] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:51,611 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:51,611 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2022-03-15 15:16:51,611 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1587771153] [2022-03-15 15:16:51,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:51,612 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-03-15 15:16:51,612 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:51,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-03-15 15:16:51,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=751, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:16:51,612 INFO L87 Difference]: Start difference. First operand 3613 states and 6882 transitions. Second operand has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:54,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:54,527 INFO L93 Difference]: Finished difference Result 3942 states and 7497 transitions. [2022-03-15 15:16:54,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-15 15:16:54,527 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 232 [2022-03-15 15:16:54,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:54,531 INFO L225 Difference]: With dead ends: 3942 [2022-03-15 15:16:54,532 INFO L226 Difference]: Without dead ends: 3942 [2022-03-15 15:16:54,532 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1214 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=823, Invalid=4007, Unknown=0, NotChecked=0, Total=4830 [2022-03-15 15:16:54,532 INFO L933 BasicCegarLoop]: 236 mSDtfsCounter, 2242 mSDsluCounter, 3163 mSDsCounter, 0 mSdLazyCounter, 3079 mSolverCounterSat, 209 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2242 SdHoareTripleChecker+Valid, 3395 SdHoareTripleChecker+Invalid, 3288 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 209 IncrementalHoareTripleChecker+Valid, 3079 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:54,533 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2242 Valid, 3395 Invalid, 3288 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [209 Valid, 3079 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:16:54,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3942 states. [2022-03-15 15:16:54,560 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3942 to 3555. [2022-03-15 15:16:54,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3555 states, 3538 states have (on average 1.9123798756359525) internal successors, (6766), 3554 states have internal predecessors, (6766), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:54,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3555 states to 3555 states and 6766 transitions. [2022-03-15 15:16:54,566 INFO L78 Accepts]: Start accepts. Automaton has 3555 states and 6766 transitions. Word has length 232 [2022-03-15 15:16:54,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:54,566 INFO L470 AbstractCegarLoop]: Abstraction has 3555 states and 6766 transitions. [2022-03-15 15:16:54,566 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 6.448275862068965) internal successors, (187), 30 states have internal predecessors, (187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:54,566 INFO L276 IsEmpty]: Start isEmpty. Operand 3555 states and 6766 transitions. [2022-03-15 15:16:54,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:16:54,568 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:54,568 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:54,568 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84 [2022-03-15 15:16:54,568 INFO L402 AbstractCegarLoop]: === Iteration 86 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:16:54,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:54,568 INFO L85 PathProgramCache]: Analyzing trace with hash -2146489612, now seen corresponding path program 1 times [2022-03-15 15:16:54,568 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:54,569 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1090970786] [2022-03-15 15:16:54,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:54,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:54,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:55,770 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:16:55,770 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:55,771 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1090970786] [2022-03-15 15:16:55,771 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1090970786] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:55,771 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:55,771 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:16:55,771 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573521017] [2022-03-15 15:16:55,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:55,771 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:16:55,771 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:55,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:16:55,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1022, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:16:55,772 INFO L87 Difference]: Start difference. First operand 3555 states and 6766 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:00,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:17:00,757 INFO L93 Difference]: Finished difference Result 4255 states and 8163 transitions. [2022-03-15 15:17:00,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-03-15 15:17:00,758 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:17:00,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:17:00,762 INFO L225 Difference]: With dead ends: 4255 [2022-03-15 15:17:00,762 INFO L226 Difference]: Without dead ends: 4255 [2022-03-15 15:17:00,762 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 909 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=708, Invalid=4122, Unknown=0, NotChecked=0, Total=4830 [2022-03-15 15:17:00,763 INFO L933 BasicCegarLoop]: 225 mSDtfsCounter, 2107 mSDsluCounter, 3914 mSDsCounter, 0 mSdLazyCounter, 3903 mSolverCounterSat, 154 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2107 SdHoareTripleChecker+Valid, 4133 SdHoareTripleChecker+Invalid, 4057 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 154 IncrementalHoareTripleChecker+Valid, 3903 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:17:00,763 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2107 Valid, 4133 Invalid, 4057 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [154 Valid, 3903 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-15 15:17:00,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4255 states. [2022-03-15 15:17:00,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4255 to 3608. [2022-03-15 15:17:00,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3608 states, 3591 states have (on average 1.9136730715678083) internal successors, (6872), 3607 states have internal predecessors, (6872), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:00,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3608 states to 3608 states and 6872 transitions. [2022-03-15 15:17:00,798 INFO L78 Accepts]: Start accepts. Automaton has 3608 states and 6872 transitions. Word has length 234 [2022-03-15 15:17:00,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:17:00,798 INFO L470 AbstractCegarLoop]: Abstraction has 3608 states and 6872 transitions. [2022-03-15 15:17:00,799 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:00,799 INFO L276 IsEmpty]: Start isEmpty. Operand 3608 states and 6872 transitions. [2022-03-15 15:17:00,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:17:00,800 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:17:00,800 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:17:00,800 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85 [2022-03-15 15:17:00,800 INFO L402 AbstractCegarLoop]: === Iteration 87 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:17:00,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:17:00,801 INFO L85 PathProgramCache]: Analyzing trace with hash -2030813832, now seen corresponding path program 2 times [2022-03-15 15:17:00,801 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:17:00,801 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1710385639] [2022-03-15 15:17:00,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:17:00,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:17:00,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:17:01,861 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:17:01,862 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:17:01,862 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1710385639] [2022-03-15 15:17:01,862 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1710385639] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:17:01,862 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:17:01,862 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:17:01,862 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [130093761] [2022-03-15 15:17:01,862 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:17:01,862 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:17:01,862 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:17:01,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:17:01,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:17:01,868 INFO L87 Difference]: Start difference. First operand 3608 states and 6872 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:07,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:17:07,169 INFO L93 Difference]: Finished difference Result 4313 states and 8277 transitions. [2022-03-15 15:17:07,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-15 15:17:07,169 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:17:07,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:17:07,173 INFO L225 Difference]: With dead ends: 4313 [2022-03-15 15:17:07,173 INFO L226 Difference]: Without dead ends: 4313 [2022-03-15 15:17:07,174 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1099 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=789, Invalid=4761, Unknown=0, NotChecked=0, Total=5550 [2022-03-15 15:17:07,174 INFO L933 BasicCegarLoop]: 232 mSDtfsCounter, 2212 mSDsluCounter, 4592 mSDsCounter, 0 mSdLazyCounter, 5091 mSolverCounterSat, 166 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2212 SdHoareTripleChecker+Valid, 4818 SdHoareTripleChecker+Invalid, 5257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 166 IncrementalHoareTripleChecker+Valid, 5091 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:17:07,174 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2212 Valid, 4818 Invalid, 5257 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [166 Valid, 5091 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-15 15:17:07,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4313 states. [2022-03-15 15:17:07,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4313 to 3626. [2022-03-15 15:17:07,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3626 states, 3609 states have (on average 1.914103629814353) internal successors, (6908), 3625 states have internal predecessors, (6908), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:07,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3626 states to 3626 states and 6908 transitions. [2022-03-15 15:17:07,205 INFO L78 Accepts]: Start accepts. Automaton has 3626 states and 6908 transitions. Word has length 234 [2022-03-15 15:17:07,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:17:07,205 INFO L470 AbstractCegarLoop]: Abstraction has 3626 states and 6908 transitions. [2022-03-15 15:17:07,205 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:07,205 INFO L276 IsEmpty]: Start isEmpty. Operand 3626 states and 6908 transitions. [2022-03-15 15:17:07,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:17:07,207 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:17:07,207 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:17:07,207 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86 [2022-03-15 15:17:07,207 INFO L402 AbstractCegarLoop]: === Iteration 88 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:17:07,207 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:17:07,207 INFO L85 PathProgramCache]: Analyzing trace with hash -1233203660, now seen corresponding path program 3 times [2022-03-15 15:17:07,207 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:17:07,207 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [324587648] [2022-03-15 15:17:07,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:17:07,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:17:07,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:17:08,350 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:17:08,350 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:17:08,350 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [324587648] [2022-03-15 15:17:08,350 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [324587648] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:17:08,350 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:17:08,350 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:17:08,350 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1646562474] [2022-03-15 15:17:08,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:17:08,350 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:17:08,350 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:17:08,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:17:08,351 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1093, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:17:08,351 INFO L87 Difference]: Start difference. First operand 3626 states and 6908 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:13,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:17:13,724 INFO L93 Difference]: Finished difference Result 4426 states and 8498 transitions. [2022-03-15 15:17:13,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-15 15:17:13,725 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:17:13,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:17:13,729 INFO L225 Difference]: With dead ends: 4426 [2022-03-15 15:17:13,729 INFO L226 Difference]: Without dead ends: 4426 [2022-03-15 15:17:13,729 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1250 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=850, Invalid=5312, Unknown=0, NotChecked=0, Total=6162 [2022-03-15 15:17:13,731 INFO L933 BasicCegarLoop]: 238 mSDtfsCounter, 1821 mSDsluCounter, 4403 mSDsCounter, 0 mSdLazyCounter, 4799 mSolverCounterSat, 164 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1821 SdHoareTripleChecker+Valid, 4636 SdHoareTripleChecker+Invalid, 4963 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 164 IncrementalHoareTripleChecker+Valid, 4799 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:17:13,731 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1821 Valid, 4636 Invalid, 4963 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [164 Valid, 4799 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-15 15:17:13,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4426 states. [2022-03-15 15:17:13,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4426 to 3644. [2022-03-15 15:17:13,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3644 states, 3627 states have (on average 1.9145299145299146) internal successors, (6944), 3643 states have internal predecessors, (6944), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:13,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3644 states to 3644 states and 6944 transitions. [2022-03-15 15:17:13,771 INFO L78 Accepts]: Start accepts. Automaton has 3644 states and 6944 transitions. Word has length 234 [2022-03-15 15:17:13,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:17:13,772 INFO L470 AbstractCegarLoop]: Abstraction has 3644 states and 6944 transitions. [2022-03-15 15:17:13,772 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:13,772 INFO L276 IsEmpty]: Start isEmpty. Operand 3644 states and 6944 transitions. [2022-03-15 15:17:13,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:17:13,773 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:17:13,773 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:17:13,773 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable87 [2022-03-15 15:17:13,773 INFO L402 AbstractCegarLoop]: === Iteration 89 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:17:13,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:17:13,774 INFO L85 PathProgramCache]: Analyzing trace with hash 1433715954, now seen corresponding path program 4 times [2022-03-15 15:17:13,774 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:17:13,774 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [336674779] [2022-03-15 15:17:13,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:17:13,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:17:13,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:17:14,810 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:17:14,810 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:17:14,810 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [336674779] [2022-03-15 15:17:14,810 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [336674779] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:17:14,810 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:17:14,810 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:17:14,810 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [653315745] [2022-03-15 15:17:14,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:17:14,811 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:17:14,811 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:17:14,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:17:14,811 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:17:14,811 INFO L87 Difference]: Start difference. First operand 3644 states and 6944 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:20,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:17:20,096 INFO L93 Difference]: Finished difference Result 4345 states and 8342 transitions. [2022-03-15 15:17:20,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-15 15:17:20,097 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:17:20,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:17:20,102 INFO L225 Difference]: With dead ends: 4345 [2022-03-15 15:17:20,102 INFO L226 Difference]: Without dead ends: 4345 [2022-03-15 15:17:20,102 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1228 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=842, Invalid=5164, Unknown=0, NotChecked=0, Total=6006 [2022-03-15 15:17:20,103 INFO L933 BasicCegarLoop]: 238 mSDtfsCounter, 1875 mSDsluCounter, 4362 mSDsCounter, 0 mSdLazyCounter, 4656 mSolverCounterSat, 160 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1875 SdHoareTripleChecker+Valid, 4595 SdHoareTripleChecker+Invalid, 4816 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 160 IncrementalHoareTripleChecker+Valid, 4656 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:17:20,103 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1875 Valid, 4595 Invalid, 4816 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [160 Valid, 4656 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-15 15:17:20,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4345 states. [2022-03-15 15:17:20,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4345 to 3644. [2022-03-15 15:17:20,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3644 states, 3627 states have (on average 1.9145299145299146) internal successors, (6944), 3643 states have internal predecessors, (6944), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:20,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3644 states to 3644 states and 6944 transitions. [2022-03-15 15:17:20,142 INFO L78 Accepts]: Start accepts. Automaton has 3644 states and 6944 transitions. Word has length 234 [2022-03-15 15:17:20,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:17:20,142 INFO L470 AbstractCegarLoop]: Abstraction has 3644 states and 6944 transitions. [2022-03-15 15:17:20,142 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:20,142 INFO L276 IsEmpty]: Start isEmpty. Operand 3644 states and 6944 transitions. [2022-03-15 15:17:20,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:17:20,144 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:17:20,144 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:17:20,144 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable88 [2022-03-15 15:17:20,144 INFO L402 AbstractCegarLoop]: === Iteration 90 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:17:20,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:17:20,144 INFO L85 PathProgramCache]: Analyzing trace with hash 1478711864, now seen corresponding path program 5 times [2022-03-15 15:17:20,144 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:17:20,144 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1884814427] [2022-03-15 15:17:20,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:17:20,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:17:20,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:17:21,139 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:17:21,140 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:17:21,140 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1884814427] [2022-03-15 15:17:21,140 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1884814427] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:17:21,140 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:17:21,140 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:17:21,140 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1605535553] [2022-03-15 15:17:21,140 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:17:21,140 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:17:21,140 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:17:21,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:17:21,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1092, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:17:21,141 INFO L87 Difference]: Start difference. First operand 3644 states and 6944 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:26,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:17:26,531 INFO L93 Difference]: Finished difference Result 4507 states and 8657 transitions. [2022-03-15 15:17:26,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-15 15:17:26,532 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:17:26,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:17:26,537 INFO L225 Difference]: With dead ends: 4507 [2022-03-15 15:17:26,537 INFO L226 Difference]: Without dead ends: 4507 [2022-03-15 15:17:26,537 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1388 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=917, Invalid=5725, Unknown=0, NotChecked=0, Total=6642 [2022-03-15 15:17:26,537 INFO L933 BasicCegarLoop]: 245 mSDtfsCounter, 2147 mSDsluCounter, 4514 mSDsCounter, 0 mSdLazyCounter, 4731 mSolverCounterSat, 219 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2147 SdHoareTripleChecker+Valid, 4753 SdHoareTripleChecker+Invalid, 4950 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 219 IncrementalHoareTripleChecker+Valid, 4731 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:17:26,540 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2147 Valid, 4753 Invalid, 4950 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [219 Valid, 4731 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-15 15:17:26,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4507 states. [2022-03-15 15:17:26,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4507 to 3662. [2022-03-15 15:17:26,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3662 states, 3645 states have (on average 1.9149519890260631) internal successors, (6980), 3661 states have internal predecessors, (6980), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:26,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3662 states to 3662 states and 6980 transitions. [2022-03-15 15:17:26,580 INFO L78 Accepts]: Start accepts. Automaton has 3662 states and 6980 transitions. Word has length 234 [2022-03-15 15:17:26,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:17:26,580 INFO L470 AbstractCegarLoop]: Abstraction has 3662 states and 6980 transitions. [2022-03-15 15:17:26,580 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:26,580 INFO L276 IsEmpty]: Start isEmpty. Operand 3662 states and 6980 transitions. [2022-03-15 15:17:26,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:17:26,581 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:17:26,582 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:17:26,582 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89 [2022-03-15 15:17:26,582 INFO L402 AbstractCegarLoop]: === Iteration 91 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:17:26,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:17:26,582 INFO L85 PathProgramCache]: Analyzing trace with hash -1520983366, now seen corresponding path program 6 times [2022-03-15 15:17:26,582 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:17:26,582 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212519824] [2022-03-15 15:17:26,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:17:26,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:17:26,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:17:27,422 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:17:27,423 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:17:27,423 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [212519824] [2022-03-15 15:17:27,423 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [212519824] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:17:27,423 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:17:27,423 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:17:27,423 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1434393530] [2022-03-15 15:17:27,423 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:17:27,423 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:17:27,423 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:17:27,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:17:27,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=1029, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:17:27,424 INFO L87 Difference]: Start difference. First operand 3662 states and 6980 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:31,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:17:31,544 INFO L93 Difference]: Finished difference Result 4450 states and 8548 transitions. [2022-03-15 15:17:31,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-15 15:17:31,544 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:17:31,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:17:31,549 INFO L225 Difference]: With dead ends: 4450 [2022-03-15 15:17:31,549 INFO L226 Difference]: Without dead ends: 4450 [2022-03-15 15:17:31,549 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1423 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=901, Invalid=5579, Unknown=0, NotChecked=0, Total=6480 [2022-03-15 15:17:31,550 INFO L933 BasicCegarLoop]: 240 mSDtfsCounter, 2256 mSDsluCounter, 4387 mSDsCounter, 0 mSdLazyCounter, 4699 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2256 SdHoareTripleChecker+Valid, 4622 SdHoareTripleChecker+Invalid, 4896 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 4699 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:17:31,550 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2256 Valid, 4622 Invalid, 4896 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 4699 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:17:31,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4450 states. [2022-03-15 15:17:31,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4450 to 3668. [2022-03-15 15:17:31,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3668 states, 3651 states have (on average 1.9150917556833744) internal successors, (6992), 3667 states have internal predecessors, (6992), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:31,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3668 states to 3668 states and 6992 transitions. [2022-03-15 15:17:31,586 INFO L78 Accepts]: Start accepts. Automaton has 3668 states and 6992 transitions. Word has length 234 [2022-03-15 15:17:31,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:17:31,586 INFO L470 AbstractCegarLoop]: Abstraction has 3668 states and 6992 transitions. [2022-03-15 15:17:31,586 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:31,586 INFO L276 IsEmpty]: Start isEmpty. Operand 3668 states and 6992 transitions. [2022-03-15 15:17:31,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:17:31,587 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:17:31,588 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:17:31,588 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90 [2022-03-15 15:17:31,588 INFO L402 AbstractCegarLoop]: === Iteration 92 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:17:31,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:17:31,588 INFO L85 PathProgramCache]: Analyzing trace with hash 1145936248, now seen corresponding path program 7 times [2022-03-15 15:17:31,588 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:17:31,588 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1199953601] [2022-03-15 15:17:31,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:17:31,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:17:31,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:17:32,699 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:17:32,700 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:17:32,700 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1199953601] [2022-03-15 15:17:32,700 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1199953601] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:17:32,700 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:17:32,700 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:17:32,700 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1909003667] [2022-03-15 15:17:32,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:17:32,700 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:17:32,700 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:17:32,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:17:32,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=1035, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:17:32,701 INFO L87 Difference]: Start difference. First operand 3668 states and 6992 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:38,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:17:38,363 INFO L93 Difference]: Finished difference Result 4371 states and 8394 transitions. [2022-03-15 15:17:38,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-03-15 15:17:38,363 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:17:38,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:17:38,368 INFO L225 Difference]: With dead ends: 4371 [2022-03-15 15:17:38,368 INFO L226 Difference]: Without dead ends: 4371 [2022-03-15 15:17:38,368 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1164 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=862, Invalid=5300, Unknown=0, NotChecked=0, Total=6162 [2022-03-15 15:17:38,368 INFO L933 BasicCegarLoop]: 238 mSDtfsCounter, 2203 mSDsluCounter, 4048 mSDsCounter, 0 mSdLazyCounter, 4094 mSolverCounterSat, 185 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2203 SdHoareTripleChecker+Valid, 4281 SdHoareTripleChecker+Invalid, 4279 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 185 IncrementalHoareTripleChecker+Valid, 4094 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:17:38,368 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2203 Valid, 4281 Invalid, 4279 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [185 Valid, 4094 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-15 15:17:38,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4371 states. [2022-03-15 15:17:38,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4371 to 3662. [2022-03-15 15:17:38,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3662 states, 3645 states have (on average 1.9149519890260631) internal successors, (6980), 3661 states have internal predecessors, (6980), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:38,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3662 states to 3662 states and 6980 transitions. [2022-03-15 15:17:38,401 INFO L78 Accepts]: Start accepts. Automaton has 3662 states and 6980 transitions. Word has length 234 [2022-03-15 15:17:38,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:17:38,401 INFO L470 AbstractCegarLoop]: Abstraction has 3662 states and 6980 transitions. [2022-03-15 15:17:38,401 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:38,401 INFO L276 IsEmpty]: Start isEmpty. Operand 3662 states and 6980 transitions. [2022-03-15 15:17:38,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:17:38,402 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:17:38,402 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:17:38,403 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91 [2022-03-15 15:17:38,403 INFO L402 AbstractCegarLoop]: === Iteration 93 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:17:38,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:17:38,403 INFO L85 PathProgramCache]: Analyzing trace with hash 1515187476, now seen corresponding path program 8 times [2022-03-15 15:17:38,403 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:17:38,403 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [237683142] [2022-03-15 15:17:38,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:17:38,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:17:38,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:17:39,465 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:17:39,465 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:17:39,465 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [237683142] [2022-03-15 15:17:39,465 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [237683142] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:17:39,466 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:17:39,466 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:17:39,466 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645592958] [2022-03-15 15:17:39,466 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:17:39,466 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:17:39,466 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:17:39,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:17:39,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1093, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:17:39,467 INFO L87 Difference]: Start difference. First operand 3662 states and 6980 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:45,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:17:45,324 INFO L93 Difference]: Finished difference Result 4975 states and 9576 transitions. [2022-03-15 15:17:45,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-15 15:17:45,324 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:17:45,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:17:45,329 INFO L225 Difference]: With dead ends: 4975 [2022-03-15 15:17:45,329 INFO L226 Difference]: Without dead ends: 4975 [2022-03-15 15:17:45,330 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1647 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=1047, Invalid=6435, Unknown=0, NotChecked=0, Total=7482 [2022-03-15 15:17:45,330 INFO L933 BasicCegarLoop]: 285 mSDtfsCounter, 2502 mSDsluCounter, 5893 mSDsCounter, 0 mSdLazyCounter, 5716 mSolverCounterSat, 213 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2502 SdHoareTripleChecker+Valid, 6172 SdHoareTripleChecker+Invalid, 5929 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 213 IncrementalHoareTripleChecker+Valid, 5716 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:17:45,330 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2502 Valid, 6172 Invalid, 5929 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [213 Valid, 5716 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-15 15:17:45,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4975 states. [2022-03-15 15:17:45,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4975 to 3692. [2022-03-15 15:17:45,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3692 states, 3675 states have (on average 1.9156462585034013) internal successors, (7040), 3691 states have internal predecessors, (7040), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:45,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3692 states to 3692 states and 7040 transitions. [2022-03-15 15:17:45,373 INFO L78 Accepts]: Start accepts. Automaton has 3692 states and 7040 transitions. Word has length 234 [2022-03-15 15:17:45,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:17:45,373 INFO L470 AbstractCegarLoop]: Abstraction has 3692 states and 7040 transitions. [2022-03-15 15:17:45,373 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:45,373 INFO L276 IsEmpty]: Start isEmpty. Operand 3692 states and 7040 transitions. [2022-03-15 15:17:45,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:17:45,375 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:17:45,375 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:17:45,375 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92 [2022-03-15 15:17:45,375 INFO L402 AbstractCegarLoop]: === Iteration 94 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:17:45,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:17:45,375 INFO L85 PathProgramCache]: Analyzing trace with hash -1484507754, now seen corresponding path program 9 times [2022-03-15 15:17:45,375 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:17:45,375 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [591215634] [2022-03-15 15:17:45,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:17:45,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:17:45,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:17:46,303 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:17:46,304 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:17:46,304 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [591215634] [2022-03-15 15:17:46,304 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [591215634] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:17:46,304 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:17:46,304 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:17:46,304 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798945260] [2022-03-15 15:17:46,304 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:17:46,304 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:17:46,304 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:17:46,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:17:46,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=1095, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:17:46,305 INFO L87 Difference]: Start difference. First operand 3692 states and 7040 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:51,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:17:51,641 INFO L93 Difference]: Finished difference Result 4937 states and 9502 transitions. [2022-03-15 15:17:51,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-15 15:17:51,641 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:17:51,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:17:51,645 INFO L225 Difference]: With dead ends: 4937 [2022-03-15 15:17:51,645 INFO L226 Difference]: Without dead ends: 4937 [2022-03-15 15:17:51,646 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1536 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=1003, Invalid=6137, Unknown=0, NotChecked=0, Total=7140 [2022-03-15 15:17:51,646 INFO L933 BasicCegarLoop]: 280 mSDtfsCounter, 2127 mSDsluCounter, 5358 mSDsCounter, 0 mSdLazyCounter, 5357 mSolverCounterSat, 166 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2127 SdHoareTripleChecker+Valid, 5632 SdHoareTripleChecker+Invalid, 5523 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 166 IncrementalHoareTripleChecker+Valid, 5357 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:17:51,646 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2127 Valid, 5632 Invalid, 5523 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [166 Valid, 5357 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-15 15:17:51,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4937 states. [2022-03-15 15:17:51,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4937 to 3698. [2022-03-15 15:17:51,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3698 states, 3681 states have (on average 1.9157837544145613) internal successors, (7052), 3697 states have internal predecessors, (7052), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:51,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3698 states to 3698 states and 7052 transitions. [2022-03-15 15:17:51,677 INFO L78 Accepts]: Start accepts. Automaton has 3698 states and 7052 transitions. Word has length 234 [2022-03-15 15:17:51,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:17:51,678 INFO L470 AbstractCegarLoop]: Abstraction has 3698 states and 7052 transitions. [2022-03-15 15:17:51,678 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:51,678 INFO L276 IsEmpty]: Start isEmpty. Operand 3698 states and 7052 transitions. [2022-03-15 15:17:51,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:17:51,679 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:17:51,680 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:17:51,680 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93 [2022-03-15 15:17:51,680 INFO L402 AbstractCegarLoop]: === Iteration 95 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:17:51,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:17:51,680 INFO L85 PathProgramCache]: Analyzing trace with hash 1182411860, now seen corresponding path program 10 times [2022-03-15 15:17:51,680 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:17:51,680 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1895356212] [2022-03-15 15:17:51,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:17:51,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:17:51,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:17:52,613 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:17:52,613 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:17:52,613 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1895356212] [2022-03-15 15:17:52,613 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1895356212] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:17:52,613 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:17:52,613 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:17:52,614 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [566693887] [2022-03-15 15:17:52,614 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:17:52,614 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:17:52,614 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:17:52,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:17:52,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=1095, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:17:52,614 INFO L87 Difference]: Start difference. First operand 3698 states and 7052 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:58,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:17:58,075 INFO L93 Difference]: Finished difference Result 4861 states and 9354 transitions. [2022-03-15 15:17:58,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-15 15:17:58,076 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:17:58,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:17:58,081 INFO L225 Difference]: With dead ends: 4861 [2022-03-15 15:17:58,081 INFO L226 Difference]: Without dead ends: 4861 [2022-03-15 15:17:58,081 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1431 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=970, Invalid=5836, Unknown=0, NotChecked=0, Total=6806 [2022-03-15 15:17:58,082 INFO L933 BasicCegarLoop]: 278 mSDtfsCounter, 2244 mSDsluCounter, 5225 mSDsCounter, 0 mSdLazyCounter, 5168 mSolverCounterSat, 169 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2244 SdHoareTripleChecker+Valid, 5498 SdHoareTripleChecker+Invalid, 5337 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 169 IncrementalHoareTripleChecker+Valid, 5168 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:17:58,082 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2244 Valid, 5498 Invalid, 5337 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [169 Valid, 5168 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-15 15:17:58,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4861 states. [2022-03-15 15:17:58,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4861 to 3686. [2022-03-15 15:17:58,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3686 states, 3669 states have (on average 1.9155083128917962) internal successors, (7028), 3685 states have internal predecessors, (7028), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:58,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3686 states to 3686 states and 7028 transitions. [2022-03-15 15:17:58,120 INFO L78 Accepts]: Start accepts. Automaton has 3686 states and 7028 transitions. Word has length 234 [2022-03-15 15:17:58,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:17:58,121 INFO L470 AbstractCegarLoop]: Abstraction has 3686 states and 7028 transitions. [2022-03-15 15:17:58,121 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:58,121 INFO L276 IsEmpty]: Start isEmpty. Operand 3686 states and 7028 transitions. [2022-03-15 15:17:58,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:17:58,122 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:17:58,122 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:17:58,123 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94 [2022-03-15 15:17:58,123 INFO L402 AbstractCegarLoop]: === Iteration 96 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:17:58,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:17:58,123 INFO L85 PathProgramCache]: Analyzing trace with hash 114553204, now seen corresponding path program 11 times [2022-03-15 15:17:58,123 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:17:58,123 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1133310129] [2022-03-15 15:17:58,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:17:58,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:17:58,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:17:59,036 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:17:59,036 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:17:59,036 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1133310129] [2022-03-15 15:17:59,036 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1133310129] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:17:59,036 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:17:59,036 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:17:59,037 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1530658146] [2022-03-15 15:17:59,037 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:17:59,037 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:17:59,037 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:17:59,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:17:59,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1090, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:17:59,037 INFO L87 Difference]: Start difference. First operand 3686 states and 7028 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:05,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:18:05,787 INFO L93 Difference]: Finished difference Result 6336 states and 12201 transitions. [2022-03-15 15:18:05,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-03-15 15:18:05,787 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:18:05,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:18:05,794 INFO L225 Difference]: With dead ends: 6336 [2022-03-15 15:18:05,794 INFO L226 Difference]: Without dead ends: 6336 [2022-03-15 15:18:05,795 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2012 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=1296, Invalid=7446, Unknown=0, NotChecked=0, Total=8742 [2022-03-15 15:18:05,795 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 2794 mSDsluCounter, 6164 mSDsCounter, 0 mSdLazyCounter, 5580 mSolverCounterSat, 198 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2794 SdHoareTripleChecker+Valid, 6491 SdHoareTripleChecker+Invalid, 5778 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 198 IncrementalHoareTripleChecker+Valid, 5580 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:18:05,795 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2794 Valid, 6491 Invalid, 5778 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [198 Valid, 5580 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-03-15 15:18:05,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6336 states. [2022-03-15 15:18:05,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6336 to 3721. [2022-03-15 15:18:05,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3721 states, 3704 states have (on average 1.9163066954643628) internal successors, (7098), 3720 states have internal predecessors, (7098), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:05,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3721 states to 3721 states and 7098 transitions. [2022-03-15 15:18:05,836 INFO L78 Accepts]: Start accepts. Automaton has 3721 states and 7098 transitions. Word has length 234 [2022-03-15 15:18:05,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:18:05,836 INFO L470 AbstractCegarLoop]: Abstraction has 3721 states and 7098 transitions. [2022-03-15 15:18:05,836 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:05,836 INFO L276 IsEmpty]: Start isEmpty. Operand 3721 states and 7098 transitions. [2022-03-15 15:18:05,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:18:05,838 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:18:05,838 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:18:05,838 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95 [2022-03-15 15:18:05,838 INFO L402 AbstractCegarLoop]: === Iteration 97 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:18:05,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:18:05,839 INFO L85 PathProgramCache]: Analyzing trace with hash 306028177, now seen corresponding path program 1 times [2022-03-15 15:18:05,839 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:18:05,839 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [244709304] [2022-03-15 15:18:05,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:18:05,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:18:05,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:18:06,966 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:18:06,966 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:18:06,966 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [244709304] [2022-03-15 15:18:06,966 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [244709304] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:18:06,966 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:18:06,966 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:18:06,966 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248012142] [2022-03-15 15:18:06,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:18:06,967 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:18:06,967 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:18:06,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:18:06,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1090, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:18:06,967 INFO L87 Difference]: Start difference. First operand 3721 states and 7098 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:13,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:18:13,282 INFO L93 Difference]: Finished difference Result 6759 states and 12964 transitions. [2022-03-15 15:18:13,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-15 15:18:13,283 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:18:13,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:18:13,289 INFO L225 Difference]: With dead ends: 6759 [2022-03-15 15:18:13,289 INFO L226 Difference]: Without dead ends: 6759 [2022-03-15 15:18:13,290 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1592 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=1194, Invalid=6288, Unknown=0, NotChecked=0, Total=7482 [2022-03-15 15:18:13,290 INFO L933 BasicCegarLoop]: 392 mSDtfsCounter, 2900 mSDsluCounter, 6893 mSDsCounter, 0 mSdLazyCounter, 7866 mSolverCounterSat, 407 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2900 SdHoareTripleChecker+Valid, 7279 SdHoareTripleChecker+Invalid, 8273 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 407 IncrementalHoareTripleChecker+Valid, 7866 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:18:13,290 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2900 Valid, 7279 Invalid, 8273 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [407 Valid, 7866 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-03-15 15:18:13,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6759 states. [2022-03-15 15:18:13,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6759 to 3981. [2022-03-15 15:18:13,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3981 states, 3964 states have (on average 1.9228052472250252) internal successors, (7622), 3980 states have internal predecessors, (7622), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:13,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3981 states to 3981 states and 7622 transitions. [2022-03-15 15:18:13,330 INFO L78 Accepts]: Start accepts. Automaton has 3981 states and 7622 transitions. Word has length 234 [2022-03-15 15:18:13,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:18:13,330 INFO L470 AbstractCegarLoop]: Abstraction has 3981 states and 7622 transitions. [2022-03-15 15:18:13,330 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:13,330 INFO L276 IsEmpty]: Start isEmpty. Operand 3981 states and 7622 transitions. [2022-03-15 15:18:13,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:18:13,332 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:18:13,332 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:18:13,332 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96 [2022-03-15 15:18:13,332 INFO L402 AbstractCegarLoop]: === Iteration 98 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:18:13,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:18:13,332 INFO L85 PathProgramCache]: Analyzing trace with hash -548350424, now seen corresponding path program 12 times [2022-03-15 15:18:13,333 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:18:13,333 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [233038511] [2022-03-15 15:18:13,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:18:13,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:18:13,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:18:14,042 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:18:14,043 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:18:14,043 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [233038511] [2022-03-15 15:18:14,043 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [233038511] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:18:14,043 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:18:14,043 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:18:14,043 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [867062093] [2022-03-15 15:18:14,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:18:14,043 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:18:14,043 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:18:14,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:18:14,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:18:14,044 INFO L87 Difference]: Start difference. First operand 3981 states and 7622 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:18,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:18:18,045 INFO L93 Difference]: Finished difference Result 4800 states and 9230 transitions. [2022-03-15 15:18:18,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-15 15:18:18,046 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:18:18,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:18:18,051 INFO L225 Difference]: With dead ends: 4800 [2022-03-15 15:18:18,051 INFO L226 Difference]: Without dead ends: 4800 [2022-03-15 15:18:18,051 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1427 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=926, Invalid=5716, Unknown=0, NotChecked=0, Total=6642 [2022-03-15 15:18:18,052 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 1880 mSDsluCounter, 5278 mSDsCounter, 0 mSdLazyCounter, 4914 mSolverCounterSat, 162 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1880 SdHoareTripleChecker+Valid, 5542 SdHoareTripleChecker+Invalid, 5076 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 162 IncrementalHoareTripleChecker+Valid, 4914 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:18:18,052 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1880 Valid, 5542 Invalid, 5076 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [162 Valid, 4914 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:18:18,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4800 states. [2022-03-15 15:18:18,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4800 to 4058. [2022-03-15 15:18:18,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4058 states, 4041 states have (on average 1.9242761692650334) internal successors, (7776), 4057 states have internal predecessors, (7776), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:18,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4058 states to 4058 states and 7776 transitions. [2022-03-15 15:18:18,090 INFO L78 Accepts]: Start accepts. Automaton has 4058 states and 7776 transitions. Word has length 234 [2022-03-15 15:18:18,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:18:18,090 INFO L470 AbstractCegarLoop]: Abstraction has 4058 states and 7776 transitions. [2022-03-15 15:18:18,090 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:18,091 INFO L276 IsEmpty]: Start isEmpty. Operand 4058 states and 7776 transitions. [2022-03-15 15:18:18,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:18:18,092 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:18:18,092 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:18:18,093 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97 [2022-03-15 15:18:18,093 INFO L402 AbstractCegarLoop]: === Iteration 99 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:18:18,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:18:18,093 INFO L85 PathProgramCache]: Analyzing trace with hash 746921642, now seen corresponding path program 13 times [2022-03-15 15:18:18,093 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:18:18,093 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1731631881] [2022-03-15 15:18:18,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:18:18,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:18:18,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:18:18,965 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:18:18,965 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:18:18,965 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1731631881] [2022-03-15 15:18:18,965 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1731631881] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:18:18,965 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:18:18,965 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:18:18,965 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1979562071] [2022-03-15 15:18:18,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:18:18,965 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:18:18,965 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:18:18,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:18:18,966 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:18:18,966 INFO L87 Difference]: Start difference. First operand 4058 states and 7776 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:24,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:18:24,106 INFO L93 Difference]: Finished difference Result 4799 states and 9230 transitions. [2022-03-15 15:18:24,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-15 15:18:24,106 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:18:24,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:18:24,111 INFO L225 Difference]: With dead ends: 4799 [2022-03-15 15:18:24,111 INFO L226 Difference]: Without dead ends: 4799 [2022-03-15 15:18:24,111 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1324 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=882, Invalid=5438, Unknown=0, NotChecked=0, Total=6320 [2022-03-15 15:18:24,112 INFO L933 BasicCegarLoop]: 265 mSDtfsCounter, 1889 mSDsluCounter, 4921 mSDsCounter, 0 mSdLazyCounter, 4706 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1889 SdHoareTripleChecker+Valid, 5181 SdHoareTripleChecker+Invalid, 4855 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 4706 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:18:24,112 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1889 Valid, 5181 Invalid, 4855 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 4706 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-15 15:18:24,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4799 states. [2022-03-15 15:18:24,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4799 to 4060. [2022-03-15 15:18:24,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4060 states, 4043 states have (on average 1.9243136284936928) internal successors, (7780), 4059 states have internal predecessors, (7780), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:24,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4060 states to 4060 states and 7780 transitions. [2022-03-15 15:18:24,153 INFO L78 Accepts]: Start accepts. Automaton has 4060 states and 7780 transitions. Word has length 234 [2022-03-15 15:18:24,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:18:24,153 INFO L470 AbstractCegarLoop]: Abstraction has 4060 states and 7780 transitions. [2022-03-15 15:18:24,153 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:24,153 INFO L276 IsEmpty]: Start isEmpty. Operand 4060 states and 7780 transitions. [2022-03-15 15:18:24,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:18:24,155 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:18:24,155 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:18:24,155 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98 [2022-03-15 15:18:24,155 INFO L402 AbstractCegarLoop]: === Iteration 100 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:18:24,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:18:24,155 INFO L85 PathProgramCache]: Analyzing trace with hash -881126040, now seen corresponding path program 14 times [2022-03-15 15:18:24,156 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:18:24,156 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [49845071] [2022-03-15 15:18:24,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:18:24,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:18:24,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:18:24,920 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:18:24,920 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:18:24,921 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [49845071] [2022-03-15 15:18:24,921 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [49845071] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:18:24,921 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:18:24,921 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:18:24,921 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [468221572] [2022-03-15 15:18:24,921 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:18:24,921 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:18:24,921 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:18:24,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:18:24,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:18:24,922 INFO L87 Difference]: Start difference. First operand 4060 states and 7780 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:28,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:18:28,872 INFO L93 Difference]: Finished difference Result 4673 states and 8983 transitions. [2022-03-15 15:18:28,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-15 15:18:28,873 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:18:28,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:18:28,878 INFO L225 Difference]: With dead ends: 4673 [2022-03-15 15:18:28,878 INFO L226 Difference]: Without dead ends: 4673 [2022-03-15 15:18:28,878 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1180 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=837, Invalid=5015, Unknown=0, NotChecked=0, Total=5852 [2022-03-15 15:18:28,878 INFO L933 BasicCegarLoop]: 258 mSDtfsCounter, 1844 mSDsluCounter, 4517 mSDsCounter, 0 mSdLazyCounter, 4112 mSolverCounterSat, 124 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1844 SdHoareTripleChecker+Valid, 4770 SdHoareTripleChecker+Invalid, 4236 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 124 IncrementalHoareTripleChecker+Valid, 4112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:18:28,879 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1844 Valid, 4770 Invalid, 4236 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [124 Valid, 4112 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:18:28,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4673 states. [2022-03-15 15:18:28,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4673 to 4064. [2022-03-15 15:18:28,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4064 states, 4047 states have (on average 1.9243884358784284) internal successors, (7788), 4063 states have internal predecessors, (7788), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:28,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4064 states to 4064 states and 7788 transitions. [2022-03-15 15:18:28,920 INFO L78 Accepts]: Start accepts. Automaton has 4064 states and 7788 transitions. Word has length 234 [2022-03-15 15:18:28,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:18:28,921 INFO L470 AbstractCegarLoop]: Abstraction has 4064 states and 7788 transitions. [2022-03-15 15:18:28,921 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:28,921 INFO L276 IsEmpty]: Start isEmpty. Operand 4064 states and 7788 transitions. [2022-03-15 15:18:28,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:18:28,923 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:18:28,923 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:18:28,923 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable99 [2022-03-15 15:18:28,923 INFO L402 AbstractCegarLoop]: === Iteration 101 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:18:28,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:18:28,923 INFO L85 PathProgramCache]: Analyzing trace with hash -1948984696, now seen corresponding path program 15 times [2022-03-15 15:18:28,924 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:18:28,924 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329196450] [2022-03-15 15:18:28,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:18:28,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:18:28,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:18:29,606 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:18:29,606 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:18:29,606 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [329196450] [2022-03-15 15:18:29,606 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [329196450] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:18:29,606 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:18:29,606 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:18:29,606 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [629338012] [2022-03-15 15:18:29,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:18:29,607 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:18:29,607 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:18:29,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:18:29,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:18:29,608 INFO L87 Difference]: Start difference. First operand 4064 states and 7788 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:34,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:18:34,190 INFO L93 Difference]: Finished difference Result 6332 states and 12195 transitions. [2022-03-15 15:18:34,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-03-15 15:18:34,190 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:18:34,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:18:34,198 INFO L225 Difference]: With dead ends: 6332 [2022-03-15 15:18:34,198 INFO L226 Difference]: Without dead ends: 6332 [2022-03-15 15:18:34,198 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1880 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=1219, Invalid=6971, Unknown=0, NotChecked=0, Total=8190 [2022-03-15 15:18:34,198 INFO L933 BasicCegarLoop]: 320 mSDtfsCounter, 2377 mSDsluCounter, 5778 mSDsCounter, 0 mSdLazyCounter, 5065 mSolverCounterSat, 158 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2377 SdHoareTripleChecker+Valid, 6093 SdHoareTripleChecker+Invalid, 5223 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 158 IncrementalHoareTripleChecker+Valid, 5065 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:18:34,198 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2377 Valid, 6093 Invalid, 5223 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [158 Valid, 5065 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:18:34,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6332 states. [2022-03-15 15:18:34,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6332 to 4099. [2022-03-15 15:18:34,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4099 states, 4082 states have (on average 1.9250367466927976) internal successors, (7858), 4098 states have internal predecessors, (7858), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:34,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4099 states to 4099 states and 7858 transitions. [2022-03-15 15:18:34,251 INFO L78 Accepts]: Start accepts. Automaton has 4099 states and 7858 transitions. Word has length 234 [2022-03-15 15:18:34,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:18:34,251 INFO L470 AbstractCegarLoop]: Abstraction has 4099 states and 7858 transitions. [2022-03-15 15:18:34,251 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:34,251 INFO L276 IsEmpty]: Start isEmpty. Operand 4099 states and 7858 transitions. [2022-03-15 15:18:34,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:18:34,253 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:18:34,253 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:18:34,253 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable100 [2022-03-15 15:18:34,253 INFO L402 AbstractCegarLoop]: === Iteration 102 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:18:34,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:18:34,254 INFO L85 PathProgramCache]: Analyzing trace with hash -1757509723, now seen corresponding path program 2 times [2022-03-15 15:18:34,254 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:18:34,254 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919522011] [2022-03-15 15:18:34,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:18:34,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:18:34,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:18:35,016 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:18:35,016 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:18:35,016 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [919522011] [2022-03-15 15:18:35,016 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [919522011] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:18:35,016 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:18:35,016 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:18:35,016 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [367415545] [2022-03-15 15:18:35,017 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:18:35,017 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:18:35,017 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:18:35,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:18:35,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:18:35,017 INFO L87 Difference]: Start difference. First operand 4099 states and 7858 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:41,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:18:41,489 INFO L93 Difference]: Finished difference Result 6741 states and 12930 transitions. [2022-03-15 15:18:41,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-15 15:18:41,489 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:18:41,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:18:41,497 INFO L225 Difference]: With dead ends: 6741 [2022-03-15 15:18:41,497 INFO L226 Difference]: Without dead ends: 6741 [2022-03-15 15:18:41,497 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1580 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=1178, Invalid=6132, Unknown=0, NotChecked=0, Total=7310 [2022-03-15 15:18:41,497 INFO L933 BasicCegarLoop]: 377 mSDtfsCounter, 2528 mSDsluCounter, 6607 mSDsCounter, 0 mSdLazyCounter, 7202 mSolverCounterSat, 274 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2528 SdHoareTripleChecker+Valid, 6978 SdHoareTripleChecker+Invalid, 7476 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 274 IncrementalHoareTripleChecker+Valid, 7202 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:18:41,498 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2528 Valid, 6978 Invalid, 7476 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [274 Valid, 7202 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-03-15 15:18:41,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6741 states. [2022-03-15 15:18:41,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6741 to 4003. [2022-03-15 15:18:41,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4003 states, 3986 states have (on average 1.9232313095835425) internal successors, (7666), 4002 states have internal predecessors, (7666), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:41,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4003 states to 4003 states and 7666 transitions. [2022-03-15 15:18:41,557 INFO L78 Accepts]: Start accepts. Automaton has 4003 states and 7666 transitions. Word has length 234 [2022-03-15 15:18:41,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:18:41,558 INFO L470 AbstractCegarLoop]: Abstraction has 4003 states and 7666 transitions. [2022-03-15 15:18:41,558 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:41,558 INFO L276 IsEmpty]: Start isEmpty. Operand 4003 states and 7666 transitions. [2022-03-15 15:18:41,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:18:41,565 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:18:41,565 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:18:41,566 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable101 [2022-03-15 15:18:41,566 INFO L402 AbstractCegarLoop]: === Iteration 103 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:18:41,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:18:41,566 INFO L85 PathProgramCache]: Analyzing trace with hash 150924426, now seen corresponding path program 16 times [2022-03-15 15:18:41,566 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:18:41,566 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [145766575] [2022-03-15 15:18:41,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:18:41,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:18:41,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:18:42,324 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:18:42,324 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:18:42,324 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [145766575] [2022-03-15 15:18:42,324 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [145766575] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:18:42,324 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:18:42,325 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:18:42,325 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1278056788] [2022-03-15 15:18:42,325 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:18:42,325 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:18:42,325 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:18:42,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:18:42,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1092, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:18:42,325 INFO L87 Difference]: Start difference. First operand 4003 states and 7666 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:46,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:18:46,626 INFO L93 Difference]: Finished difference Result 4889 states and 9401 transitions. [2022-03-15 15:18:46,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-15 15:18:46,626 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:18:46,627 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:18:46,632 INFO L225 Difference]: With dead ends: 4889 [2022-03-15 15:18:46,632 INFO L226 Difference]: Without dead ends: 4889 [2022-03-15 15:18:46,633 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1502 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=962, Invalid=6010, Unknown=0, NotChecked=0, Total=6972 [2022-03-15 15:18:46,633 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 1892 mSDsluCounter, 5420 mSDsCounter, 0 mSdLazyCounter, 5078 mSolverCounterSat, 177 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1892 SdHoareTripleChecker+Valid, 5682 SdHoareTripleChecker+Invalid, 5255 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 177 IncrementalHoareTripleChecker+Valid, 5078 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:18:46,633 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1892 Valid, 5682 Invalid, 5255 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [177 Valid, 5078 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:18:46,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4889 states. [2022-03-15 15:18:46,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4889 to 4009. [2022-03-15 15:18:46,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4009 states, 3992 states have (on average 1.9233466933867736) internal successors, (7678), 4008 states have internal predecessors, (7678), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:46,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4009 states to 4009 states and 7678 transitions. [2022-03-15 15:18:46,675 INFO L78 Accepts]: Start accepts. Automaton has 4009 states and 7678 transitions. Word has length 234 [2022-03-15 15:18:46,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:18:46,676 INFO L470 AbstractCegarLoop]: Abstraction has 4009 states and 7678 transitions. [2022-03-15 15:18:46,676 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:46,676 INFO L276 IsEmpty]: Start isEmpty. Operand 4009 states and 7678 transitions. [2022-03-15 15:18:46,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:18:46,678 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:18:46,678 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:18:46,678 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable102 [2022-03-15 15:18:46,678 INFO L402 AbstractCegarLoop]: === Iteration 104 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:18:46,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:18:46,678 INFO L85 PathProgramCache]: Analyzing trace with hash 1446196492, now seen corresponding path program 17 times [2022-03-15 15:18:46,678 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:18:46,679 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [936846379] [2022-03-15 15:18:46,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:18:46,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:18:46,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:18:47,963 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:18:47,964 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:18:47,964 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [936846379] [2022-03-15 15:18:47,964 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [936846379] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:18:47,964 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:18:47,964 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:18:47,964 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [990417682] [2022-03-15 15:18:47,964 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:18:47,964 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:18:47,964 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:18:47,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:18:47,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1094, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:18:47,965 INFO L87 Difference]: Start difference. First operand 4009 states and 7678 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:53,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:18:53,322 INFO L93 Difference]: Finished difference Result 4770 states and 9168 transitions. [2022-03-15 15:18:53,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-15 15:18:53,323 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:18:53,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:18:53,327 INFO L225 Difference]: With dead ends: 4770 [2022-03-15 15:18:53,327 INFO L226 Difference]: Without dead ends: 4770 [2022-03-15 15:18:53,328 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1347 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=906, Invalid=5574, Unknown=0, NotChecked=0, Total=6480 [2022-03-15 15:18:53,328 INFO L933 BasicCegarLoop]: 258 mSDtfsCounter, 2411 mSDsluCounter, 4745 mSDsCounter, 0 mSdLazyCounter, 4289 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2411 SdHoareTripleChecker+Valid, 4998 SdHoareTripleChecker+Invalid, 4480 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 4289 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:18:53,328 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2411 Valid, 4998 Invalid, 4480 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 4289 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-15 15:18:53,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4770 states. [2022-03-15 15:18:53,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4770 to 4015. [2022-03-15 15:18:53,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4015 states, 3998 states have (on average 1.9234617308654327) internal successors, (7690), 4014 states have internal predecessors, (7690), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:53,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4015 states to 4015 states and 7690 transitions. [2022-03-15 15:18:53,364 INFO L78 Accepts]: Start accepts. Automaton has 4015 states and 7690 transitions. Word has length 234 [2022-03-15 15:18:53,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:18:53,364 INFO L470 AbstractCegarLoop]: Abstraction has 4015 states and 7690 transitions. [2022-03-15 15:18:53,364 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:53,364 INFO L276 IsEmpty]: Start isEmpty. Operand 4015 states and 7690 transitions. [2022-03-15 15:18:53,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:18:53,366 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:18:53,366 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:18:53,366 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable103 [2022-03-15 15:18:53,366 INFO L402 AbstractCegarLoop]: === Iteration 105 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:18:53,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:18:53,366 INFO L85 PathProgramCache]: Analyzing trace with hash -181851190, now seen corresponding path program 18 times [2022-03-15 15:18:53,366 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:18:53,366 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1964103949] [2022-03-15 15:18:53,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:18:53,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:18:53,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:18:54,141 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:18:54,141 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:18:54,141 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1964103949] [2022-03-15 15:18:54,141 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1964103949] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:18:54,141 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:18:54,141 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:18:54,142 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441728774] [2022-03-15 15:18:54,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:18:54,142 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:18:54,142 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:18:54,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:18:54,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1094, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:18:54,142 INFO L87 Difference]: Start difference. First operand 4015 states and 7690 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:58,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:18:58,062 INFO L93 Difference]: Finished difference Result 4702 states and 9038 transitions. [2022-03-15 15:18:58,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-03-15 15:18:58,063 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:18:58,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:18:58,070 INFO L225 Difference]: With dead ends: 4702 [2022-03-15 15:18:58,070 INFO L226 Difference]: Without dead ends: 4702 [2022-03-15 15:18:58,070 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1298 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=885, Invalid=5435, Unknown=0, NotChecked=0, Total=6320 [2022-03-15 15:18:58,071 INFO L933 BasicCegarLoop]: 260 mSDtfsCounter, 1907 mSDsluCounter, 4801 mSDsCounter, 0 mSdLazyCounter, 4448 mSolverCounterSat, 147 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1907 SdHoareTripleChecker+Valid, 5056 SdHoareTripleChecker+Invalid, 4595 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 147 IncrementalHoareTripleChecker+Valid, 4448 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:18:58,071 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1907 Valid, 5056 Invalid, 4595 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [147 Valid, 4448 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:18:58,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4702 states. [2022-03-15 15:18:58,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4702 to 3987. [2022-03-15 15:18:58,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3987 states, 3970 states have (on average 1.9229219143576826) internal successors, (7634), 3986 states have internal predecessors, (7634), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:58,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3987 states to 3987 states and 7634 transitions. [2022-03-15 15:18:58,136 INFO L78 Accepts]: Start accepts. Automaton has 3987 states and 7634 transitions. Word has length 234 [2022-03-15 15:18:58,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:18:58,136 INFO L470 AbstractCegarLoop]: Abstraction has 3987 states and 7634 transitions. [2022-03-15 15:18:58,136 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:58,136 INFO L276 IsEmpty]: Start isEmpty. Operand 3987 states and 7634 transitions. [2022-03-15 15:18:58,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:18:58,138 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:18:58,138 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:18:58,138 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104 [2022-03-15 15:18:58,138 INFO L402 AbstractCegarLoop]: === Iteration 106 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:18:58,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:18:58,139 INFO L85 PathProgramCache]: Analyzing trace with hash 2103359476, now seen corresponding path program 19 times [2022-03-15 15:18:58,139 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:18:58,139 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [492964837] [2022-03-15 15:18:58,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:18:58,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:18:58,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:18:58,792 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:18:58,792 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:18:58,792 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [492964837] [2022-03-15 15:18:58,792 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [492964837] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:18:58,792 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:18:58,793 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:18:58,793 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2085624176] [2022-03-15 15:18:58,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:18:58,793 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:18:58,793 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:18:58,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:18:58,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:18:58,793 INFO L87 Difference]: Start difference. First operand 3987 states and 7634 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:02,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:19:02,779 INFO L93 Difference]: Finished difference Result 5540 states and 10640 transitions. [2022-03-15 15:19:02,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-15 15:19:02,779 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:19:02,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:19:02,784 INFO L225 Difference]: With dead ends: 5540 [2022-03-15 15:19:02,784 INFO L226 Difference]: Without dead ends: 5540 [2022-03-15 15:19:02,785 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1408 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=1003, Invalid=5639, Unknown=0, NotChecked=0, Total=6642 [2022-03-15 15:19:02,785 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 1992 mSDsluCounter, 5234 mSDsCounter, 0 mSdLazyCounter, 4352 mSolverCounterSat, 125 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1992 SdHoareTripleChecker+Valid, 5515 SdHoareTripleChecker+Invalid, 4477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 125 IncrementalHoareTripleChecker+Valid, 4352 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:19:02,785 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1992 Valid, 5515 Invalid, 4477 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [125 Valid, 4352 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:19:02,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5540 states. [2022-03-15 15:19:02,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5540 to 4075. [2022-03-15 15:19:02,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4075 states, 4058 states have (on average 1.924593395761459) internal successors, (7810), 4074 states have internal predecessors, (7810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:02,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4075 states to 4075 states and 7810 transitions. [2022-03-15 15:19:02,826 INFO L78 Accepts]: Start accepts. Automaton has 4075 states and 7810 transitions. Word has length 234 [2022-03-15 15:19:02,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:19:02,827 INFO L470 AbstractCegarLoop]: Abstraction has 4075 states and 7810 transitions. [2022-03-15 15:19:02,827 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:02,827 INFO L276 IsEmpty]: Start isEmpty. Operand 4075 states and 7810 transitions. [2022-03-15 15:19:02,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:19:02,829 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:19:02,829 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:19:02,829 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable105 [2022-03-15 15:19:02,829 INFO L402 AbstractCegarLoop]: === Iteration 107 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:19:02,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:19:02,829 INFO L85 PathProgramCache]: Analyzing trace with hash -2000132847, now seen corresponding path program 3 times [2022-03-15 15:19:02,829 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:19:02,830 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109711402] [2022-03-15 15:19:02,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:19:02,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:19:02,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:19:03,769 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:19:03,769 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:19:03,769 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [109711402] [2022-03-15 15:19:03,769 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [109711402] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:19:03,769 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:19:03,769 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:19:03,769 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [59929400] [2022-03-15 15:19:03,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:19:03,769 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:19:03,770 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:19:03,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:19:03,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:19:03,770 INFO L87 Difference]: Start difference. First operand 4075 states and 7810 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:13,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:19:13,247 INFO L93 Difference]: Finished difference Result 6294 states and 12060 transitions. [2022-03-15 15:19:13,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-15 15:19:13,247 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:19:13,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:19:13,253 INFO L225 Difference]: With dead ends: 6294 [2022-03-15 15:19:13,253 INFO L226 Difference]: Without dead ends: 6294 [2022-03-15 15:19:13,254 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1739 ImplicationChecksByTransitivity, 6.8s TimeCoverageRelationStatistics Valid=1398, Invalid=6612, Unknown=0, NotChecked=0, Total=8010 [2022-03-15 15:19:13,254 INFO L933 BasicCegarLoop]: 341 mSDtfsCounter, 2487 mSDsluCounter, 5956 mSDsCounter, 0 mSdLazyCounter, 6569 mSolverCounterSat, 363 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2487 SdHoareTripleChecker+Valid, 6290 SdHoareTripleChecker+Invalid, 6932 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 363 IncrementalHoareTripleChecker+Valid, 6569 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:19:13,254 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2487 Valid, 6290 Invalid, 6932 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [363 Valid, 6569 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2022-03-15 15:19:13,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6294 states. [2022-03-15 15:19:13,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6294 to 4019. [2022-03-15 15:19:13,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4019 states, 4002 states have (on average 1.9235382308845577) internal successors, (7698), 4018 states have internal predecessors, (7698), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:13,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4019 states to 4019 states and 7698 transitions. [2022-03-15 15:19:13,309 INFO L78 Accepts]: Start accepts. Automaton has 4019 states and 7698 transitions. Word has length 234 [2022-03-15 15:19:13,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:19:13,309 INFO L470 AbstractCegarLoop]: Abstraction has 4019 states and 7698 transitions. [2022-03-15 15:19:13,310 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:13,310 INFO L276 IsEmpty]: Start isEmpty. Operand 4019 states and 7698 transitions. [2022-03-15 15:19:13,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:19:13,311 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:19:13,327 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:19:13,327 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable106 [2022-03-15 15:19:13,327 INFO L402 AbstractCegarLoop]: === Iteration 108 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:19:13,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:19:13,328 INFO L85 PathProgramCache]: Analyzing trace with hash -771709069, now seen corresponding path program 4 times [2022-03-15 15:19:13,328 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:19:13,328 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613344538] [2022-03-15 15:19:13,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:19:13,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:19:13,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:19:14,126 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:19:14,126 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:19:14,126 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1613344538] [2022-03-15 15:19:14,126 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1613344538] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:19:14,126 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:19:14,126 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:19:14,127 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537224272] [2022-03-15 15:19:14,127 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:19:14,132 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:19:14,132 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:19:14,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:19:14,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:19:14,133 INFO L87 Difference]: Start difference. First operand 4019 states and 7698 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:20,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:19:20,032 INFO L93 Difference]: Finished difference Result 5379 states and 10298 transitions. [2022-03-15 15:19:20,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-15 15:19:20,032 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:19:20,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:19:20,038 INFO L225 Difference]: With dead ends: 5379 [2022-03-15 15:19:20,038 INFO L226 Difference]: Without dead ends: 5379 [2022-03-15 15:19:20,039 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1435 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=1192, Invalid=5780, Unknown=0, NotChecked=0, Total=6972 [2022-03-15 15:19:20,039 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 2046 mSDsluCounter, 4964 mSDsCounter, 0 mSdLazyCounter, 5415 mSolverCounterSat, 266 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2046 SdHoareTripleChecker+Valid, 5243 SdHoareTripleChecker+Invalid, 5681 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 266 IncrementalHoareTripleChecker+Valid, 5415 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:19:20,039 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2046 Valid, 5243 Invalid, 5681 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [266 Valid, 5415 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-15 15:19:20,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5379 states. [2022-03-15 15:19:20,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5379 to 4011. [2022-03-15 15:19:20,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4011 states, 3994 states have (on average 1.9233850776164247) internal successors, (7682), 4010 states have internal predecessors, (7682), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:20,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4011 states to 4011 states and 7682 transitions. [2022-03-15 15:19:20,083 INFO L78 Accepts]: Start accepts. Automaton has 4011 states and 7682 transitions. Word has length 234 [2022-03-15 15:19:20,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:19:20,084 INFO L470 AbstractCegarLoop]: Abstraction has 4011 states and 7682 transitions. [2022-03-15 15:19:20,084 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:20,084 INFO L276 IsEmpty]: Start isEmpty. Operand 4011 states and 7682 transitions. [2022-03-15 15:19:20,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:19:20,086 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:19:20,086 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:19:20,086 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107 [2022-03-15 15:19:20,086 INFO L402 AbstractCegarLoop]: === Iteration 109 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:19:20,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:19:20,086 INFO L85 PathProgramCache]: Analyzing trace with hash -1025391275, now seen corresponding path program 5 times [2022-03-15 15:19:20,086 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:19:20,086 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [459943444] [2022-03-15 15:19:20,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:19:20,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:19:20,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:19:21,071 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:19:21,071 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:19:21,071 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [459943444] [2022-03-15 15:19:21,071 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [459943444] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:19:21,071 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:19:21,071 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:19:21,072 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1906737318] [2022-03-15 15:19:21,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:19:21,072 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:19:21,072 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:19:21,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:19:21,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=1029, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:19:21,072 INFO L87 Difference]: Start difference. First operand 4011 states and 7682 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:26,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:19:26,365 INFO L93 Difference]: Finished difference Result 5283 states and 10106 transitions. [2022-03-15 15:19:26,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-15 15:19:26,365 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:19:26,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:19:26,370 INFO L225 Difference]: With dead ends: 5283 [2022-03-15 15:19:26,370 INFO L226 Difference]: Without dead ends: 5283 [2022-03-15 15:19:26,371 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1349 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=1130, Invalid=5512, Unknown=0, NotChecked=0, Total=6642 [2022-03-15 15:19:26,371 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 2503 mSDsluCounter, 4459 mSDsCounter, 0 mSdLazyCounter, 4628 mSolverCounterSat, 344 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2503 SdHoareTripleChecker+Valid, 4723 SdHoareTripleChecker+Invalid, 4972 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 344 IncrementalHoareTripleChecker+Valid, 4628 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:19:26,371 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2503 Valid, 4723 Invalid, 4972 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [344 Valid, 4628 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:19:26,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5283 states. [2022-03-15 15:19:26,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5283 to 4003. [2022-03-15 15:19:26,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4003 states, 3986 states have (on average 1.9232313095835425) internal successors, (7666), 4002 states have internal predecessors, (7666), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:26,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4003 states to 4003 states and 7666 transitions. [2022-03-15 15:19:26,409 INFO L78 Accepts]: Start accepts. Automaton has 4003 states and 7666 transitions. Word has length 234 [2022-03-15 15:19:26,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:19:26,409 INFO L470 AbstractCegarLoop]: Abstraction has 4003 states and 7666 transitions. [2022-03-15 15:19:26,409 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:26,409 INFO L276 IsEmpty]: Start isEmpty. Operand 4003 states and 7666 transitions. [2022-03-15 15:19:26,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:19:26,411 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:19:26,411 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:19:26,411 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108 [2022-03-15 15:19:26,411 INFO L402 AbstractCegarLoop]: === Iteration 110 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:19:26,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:19:26,411 INFO L85 PathProgramCache]: Analyzing trace with hash 2109277363, now seen corresponding path program 6 times [2022-03-15 15:19:26,411 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:19:26,411 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [353198210] [2022-03-15 15:19:26,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:19:26,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:19:26,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:19:27,394 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:19:27,395 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:19:27,395 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [353198210] [2022-03-15 15:19:27,395 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [353198210] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:19:27,395 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:19:27,395 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:19:27,395 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2099547152] [2022-03-15 15:19:27,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:19:27,395 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:19:27,395 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:19:27,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:19:27,396 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:19:27,396 INFO L87 Difference]: Start difference. First operand 4003 states and 7666 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:32,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:19:32,565 INFO L93 Difference]: Finished difference Result 5103 states and 9746 transitions. [2022-03-15 15:19:32,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-15 15:19:32,565 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:19:32,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:19:32,570 INFO L225 Difference]: With dead ends: 5103 [2022-03-15 15:19:32,570 INFO L226 Difference]: Without dead ends: 5103 [2022-03-15 15:19:32,570 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1262 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=1077, Invalid=5243, Unknown=0, NotChecked=0, Total=6320 [2022-03-15 15:19:32,571 INFO L933 BasicCegarLoop]: 257 mSDtfsCounter, 2522 mSDsluCounter, 4802 mSDsCounter, 0 mSdLazyCounter, 4685 mSolverCounterSat, 257 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2522 SdHoareTripleChecker+Valid, 5052 SdHoareTripleChecker+Invalid, 4942 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 257 IncrementalHoareTripleChecker+Valid, 4685 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:19:32,571 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2522 Valid, 5052 Invalid, 4942 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [257 Valid, 4685 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-15 15:19:32,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5103 states. [2022-03-15 15:19:32,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5103 to 3996. [2022-03-15 15:19:32,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3996 states, 3979 states have (on average 1.9230962553405377) internal successors, (7652), 3995 states have internal predecessors, (7652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:32,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3996 states to 3996 states and 7652 transitions. [2022-03-15 15:19:32,608 INFO L78 Accepts]: Start accepts. Automaton has 3996 states and 7652 transitions. Word has length 234 [2022-03-15 15:19:32,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:19:32,608 INFO L470 AbstractCegarLoop]: Abstraction has 3996 states and 7652 transitions. [2022-03-15 15:19:32,608 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:32,608 INFO L276 IsEmpty]: Start isEmpty. Operand 3996 states and 7652 transitions. [2022-03-15 15:19:32,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:19:32,610 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:19:32,610 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:19:32,610 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109 [2022-03-15 15:19:32,610 INFO L402 AbstractCegarLoop]: === Iteration 111 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:19:32,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:19:32,610 INFO L85 PathProgramCache]: Analyzing trace with hash -970222668, now seen corresponding path program 20 times [2022-03-15 15:19:32,611 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:19:32,611 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1655561562] [2022-03-15 15:19:32,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:19:32,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:19:32,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:19:33,287 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:19:33,287 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:19:33,287 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1655561562] [2022-03-15 15:19:33,287 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1655561562] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:19:33,287 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:19:33,287 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:19:33,288 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [603191529] [2022-03-15 15:19:33,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:19:33,288 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:19:33,288 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:19:33,288 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:19:33,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:19:33,288 INFO L87 Difference]: Start difference. First operand 3996 states and 7652 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:37,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:19:37,791 INFO L93 Difference]: Finished difference Result 5417 states and 10444 transitions. [2022-03-15 15:19:37,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-15 15:19:37,791 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:19:37,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:19:37,797 INFO L225 Difference]: With dead ends: 5417 [2022-03-15 15:19:37,797 INFO L226 Difference]: Without dead ends: 5417 [2022-03-15 15:19:37,798 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1522 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=972, Invalid=6000, Unknown=0, NotChecked=0, Total=6972 [2022-03-15 15:19:37,798 INFO L933 BasicCegarLoop]: 342 mSDtfsCounter, 2204 mSDsluCounter, 5547 mSDsCounter, 0 mSdLazyCounter, 4632 mSolverCounterSat, 194 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2204 SdHoareTripleChecker+Valid, 5883 SdHoareTripleChecker+Invalid, 4826 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 194 IncrementalHoareTripleChecker+Valid, 4632 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:19:37,798 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2204 Valid, 5883 Invalid, 4826 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [194 Valid, 4632 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:19:37,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5417 states. [2022-03-15 15:19:37,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5417 to 4073. [2022-03-15 15:19:37,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4073 states, 4056 states have (on average 1.9245562130177514) internal successors, (7806), 4072 states have internal predecessors, (7806), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:37,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4073 states to 4073 states and 7806 transitions. [2022-03-15 15:19:37,842 INFO L78 Accepts]: Start accepts. Automaton has 4073 states and 7806 transitions. Word has length 234 [2022-03-15 15:19:37,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:19:37,842 INFO L470 AbstractCegarLoop]: Abstraction has 4073 states and 7806 transitions. [2022-03-15 15:19:37,842 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:37,843 INFO L276 IsEmpty]: Start isEmpty. Operand 4073 states and 7806 transitions. [2022-03-15 15:19:37,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:19:37,844 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:19:37,844 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:19:37,844 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110 [2022-03-15 15:19:37,844 INFO L402 AbstractCegarLoop]: === Iteration 112 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:19:37,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:19:37,845 INFO L85 PathProgramCache]: Analyzing trace with hash 325049398, now seen corresponding path program 21 times [2022-03-15 15:19:37,845 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:19:37,845 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [943267917] [2022-03-15 15:19:37,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:19:37,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:19:37,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:19:38,657 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:19:38,657 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:19:38,657 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [943267917] [2022-03-15 15:19:38,657 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [943267917] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:19:38,657 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:19:38,657 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:19:38,657 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1370044995] [2022-03-15 15:19:38,657 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:19:38,658 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:19:38,658 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:19:38,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:19:38,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:19:38,658 INFO L87 Difference]: Start difference. First operand 4073 states and 7806 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:43,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:19:43,150 INFO L93 Difference]: Finished difference Result 5416 states and 10444 transitions. [2022-03-15 15:19:43,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-15 15:19:43,150 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:19:43,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:19:43,155 INFO L225 Difference]: With dead ends: 5416 [2022-03-15 15:19:43,156 INFO L226 Difference]: Without dead ends: 5416 [2022-03-15 15:19:43,156 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1415 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=928, Invalid=5714, Unknown=0, NotChecked=0, Total=6642 [2022-03-15 15:19:43,156 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 2142 mSDsluCounter, 5913 mSDsCounter, 0 mSdLazyCounter, 5140 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2142 SdHoareTripleChecker+Valid, 6244 SdHoareTripleChecker+Invalid, 5303 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 5140 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:19:43,156 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2142 Valid, 6244 Invalid, 5303 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 5140 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-15 15:19:43,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5416 states. [2022-03-15 15:19:43,190 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5416 to 4075. [2022-03-15 15:19:43,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4075 states, 4058 states have (on average 1.924593395761459) internal successors, (7810), 4074 states have internal predecessors, (7810), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:43,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4075 states to 4075 states and 7810 transitions. [2022-03-15 15:19:43,198 INFO L78 Accepts]: Start accepts. Automaton has 4075 states and 7810 transitions. Word has length 234 [2022-03-15 15:19:43,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:19:43,198 INFO L470 AbstractCegarLoop]: Abstraction has 4075 states and 7810 transitions. [2022-03-15 15:19:43,198 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:43,198 INFO L276 IsEmpty]: Start isEmpty. Operand 4075 states and 7810 transitions. [2022-03-15 15:19:43,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:19:43,200 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:19:43,200 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:19:43,200 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable111 [2022-03-15 15:19:43,200 INFO L402 AbstractCegarLoop]: === Iteration 113 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:19:43,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:19:43,201 INFO L85 PathProgramCache]: Analyzing trace with hash -1302998284, now seen corresponding path program 22 times [2022-03-15 15:19:43,201 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:19:43,201 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1328867708] [2022-03-15 15:19:43,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:19:43,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:19:43,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:19:43,910 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:19:43,911 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:19:43,911 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1328867708] [2022-03-15 15:19:43,911 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1328867708] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:19:43,911 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:19:43,911 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:19:43,911 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365453909] [2022-03-15 15:19:43,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:19:43,911 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:19:43,911 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:19:43,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:19:43,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:19:43,912 INFO L87 Difference]: Start difference. First operand 4075 states and 7810 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:48,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:19:48,004 INFO L93 Difference]: Finished difference Result 5340 states and 10296 transitions. [2022-03-15 15:19:48,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-15 15:19:48,004 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:19:48,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:19:48,010 INFO L225 Difference]: With dead ends: 5340 [2022-03-15 15:19:48,010 INFO L226 Difference]: Without dead ends: 5340 [2022-03-15 15:19:48,011 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1316 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=895, Invalid=5425, Unknown=0, NotChecked=0, Total=6320 [2022-03-15 15:19:48,011 INFO L933 BasicCegarLoop]: 334 mSDtfsCounter, 1780 mSDsluCounter, 6389 mSDsCounter, 0 mSdLazyCounter, 5234 mSolverCounterSat, 121 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1780 SdHoareTripleChecker+Valid, 6717 SdHoareTripleChecker+Invalid, 5355 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 5234 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:19:48,011 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1780 Valid, 6717 Invalid, 5355 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 5234 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-15 15:19:48,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5340 states. [2022-03-15 15:19:48,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5340 to 4079. [2022-03-15 15:19:48,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4079 states, 4062 states have (on average 1.9246676514032497) internal successors, (7818), 4078 states have internal predecessors, (7818), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:48,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4079 states to 4079 states and 7818 transitions. [2022-03-15 15:19:48,088 INFO L78 Accepts]: Start accepts. Automaton has 4079 states and 7818 transitions. Word has length 234 [2022-03-15 15:19:48,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:19:48,088 INFO L470 AbstractCegarLoop]: Abstraction has 4079 states and 7818 transitions. [2022-03-15 15:19:48,088 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:48,089 INFO L276 IsEmpty]: Start isEmpty. Operand 4079 states and 7818 transitions. [2022-03-15 15:19:48,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:19:48,090 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:19:48,090 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:19:48,090 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable112 [2022-03-15 15:19:48,090 INFO L402 AbstractCegarLoop]: === Iteration 114 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:19:48,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:19:48,091 INFO L85 PathProgramCache]: Analyzing trace with hash 1924110356, now seen corresponding path program 23 times [2022-03-15 15:19:48,091 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:19:48,091 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [564272501] [2022-03-15 15:19:48,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:19:48,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:19:48,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:19:48,763 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:19:48,763 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:19:48,763 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [564272501] [2022-03-15 15:19:48,763 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [564272501] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:19:48,763 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:19:48,763 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:19:48,763 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1047766824] [2022-03-15 15:19:48,763 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:19:48,764 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:19:48,764 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:19:48,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:19:48,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:19:48,764 INFO L87 Difference]: Start difference. First operand 4079 states and 7818 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:53,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:19:53,641 INFO L93 Difference]: Finished difference Result 6949 states and 13409 transitions. [2022-03-15 15:19:53,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-03-15 15:19:53,641 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:19:53,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:19:53,649 INFO L225 Difference]: With dead ends: 6949 [2022-03-15 15:19:53,649 INFO L226 Difference]: Without dead ends: 6949 [2022-03-15 15:19:53,650 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1992 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=1269, Invalid=7287, Unknown=0, NotChecked=0, Total=8556 [2022-03-15 15:19:53,650 INFO L933 BasicCegarLoop]: 392 mSDtfsCounter, 2495 mSDsluCounter, 6590 mSDsCounter, 0 mSdLazyCounter, 5378 mSolverCounterSat, 147 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2495 SdHoareTripleChecker+Valid, 6976 SdHoareTripleChecker+Invalid, 5525 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 147 IncrementalHoareTripleChecker+Valid, 5378 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:19:53,650 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2495 Valid, 6976 Invalid, 5525 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [147 Valid, 5378 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-15 15:19:53,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6949 states. [2022-03-15 15:19:53,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6949 to 4114. [2022-03-15 15:19:53,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4114 states, 4097 states have (on average 1.9253112033195021) internal successors, (7888), 4113 states have internal predecessors, (7888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:53,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4114 states to 4114 states and 7888 transitions. [2022-03-15 15:19:53,700 INFO L78 Accepts]: Start accepts. Automaton has 4114 states and 7888 transitions. Word has length 234 [2022-03-15 15:19:53,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:19:53,700 INFO L470 AbstractCegarLoop]: Abstraction has 4114 states and 7888 transitions. [2022-03-15 15:19:53,700 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:53,700 INFO L276 IsEmpty]: Start isEmpty. Operand 4114 states and 7888 transitions. [2022-03-15 15:19:53,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:19:53,702 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:19:53,702 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:19:53,702 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable113 [2022-03-15 15:19:53,702 INFO L402 AbstractCegarLoop]: === Iteration 115 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:19:53,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:19:53,702 INFO L85 PathProgramCache]: Analyzing trace with hash 2115585329, now seen corresponding path program 7 times [2022-03-15 15:19:53,702 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:19:53,702 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [191919934] [2022-03-15 15:19:53,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:19:53,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:19:53,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:19:54,711 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:19:54,711 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:19:54,711 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [191919934] [2022-03-15 15:19:54,711 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [191919934] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:19:54,711 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:19:54,711 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:19:54,712 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2055561274] [2022-03-15 15:19:54,712 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:19:54,712 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:19:54,712 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:19:54,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:19:54,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:19:54,712 INFO L87 Difference]: Start difference. First operand 4114 states and 7888 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:01,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:20:01,545 INFO L93 Difference]: Finished difference Result 7346 states and 14120 transitions. [2022-03-15 15:20:01,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-15 15:20:01,545 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:20:01,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:20:01,552 INFO L225 Difference]: With dead ends: 7346 [2022-03-15 15:20:01,552 INFO L226 Difference]: Without dead ends: 7346 [2022-03-15 15:20:01,552 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1525 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=1162, Invalid=5978, Unknown=0, NotChecked=0, Total=7140 [2022-03-15 15:20:01,553 INFO L933 BasicCegarLoop]: 449 mSDtfsCounter, 2926 mSDsluCounter, 7492 mSDsCounter, 0 mSdLazyCounter, 7349 mSolverCounterSat, 328 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2926 SdHoareTripleChecker+Valid, 7934 SdHoareTripleChecker+Invalid, 7677 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 328 IncrementalHoareTripleChecker+Valid, 7349 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:20:01,553 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2926 Valid, 7934 Invalid, 7677 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [328 Valid, 7349 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2022-03-15 15:20:01,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7346 states. [2022-03-15 15:20:01,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7346 to 4018. [2022-03-15 15:20:01,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4018 states, 4001 states have (on average 1.923519120219945) internal successors, (7696), 4017 states have internal predecessors, (7696), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:01,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4018 states to 4018 states and 7696 transitions. [2022-03-15 15:20:01,594 INFO L78 Accepts]: Start accepts. Automaton has 4018 states and 7696 transitions. Word has length 234 [2022-03-15 15:20:01,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:20:01,594 INFO L470 AbstractCegarLoop]: Abstraction has 4018 states and 7696 transitions. [2022-03-15 15:20:01,595 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:01,595 INFO L276 IsEmpty]: Start isEmpty. Operand 4018 states and 7696 transitions. [2022-03-15 15:20:01,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:20:01,596 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:20:01,596 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:20:01,596 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable114 [2022-03-15 15:20:01,597 INFO L402 AbstractCegarLoop]: === Iteration 116 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:20:01,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:20:01,615 INFO L85 PathProgramCache]: Analyzing trace with hash -270947818, now seen corresponding path program 24 times [2022-03-15 15:20:01,615 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:20:01,615 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1742889730] [2022-03-15 15:20:01,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:20:01,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:20:01,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:20:02,892 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:20:02,892 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:20:02,892 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1742889730] [2022-03-15 15:20:02,892 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1742889730] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:20:02,892 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:20:02,892 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:20:02,892 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [983502171] [2022-03-15 15:20:02,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:20:02,893 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:20:02,893 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:20:02,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:20:02,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1092, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:20:02,893 INFO L87 Difference]: Start difference. First operand 4018 states and 7696 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:07,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:20:07,830 INFO L93 Difference]: Finished difference Result 5506 states and 10615 transitions. [2022-03-15 15:20:07,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-15 15:20:07,830 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:20:07,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:20:07,835 INFO L225 Difference]: With dead ends: 5506 [2022-03-15 15:20:07,835 INFO L226 Difference]: Without dead ends: 5506 [2022-03-15 15:20:07,835 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1598 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=1010, Invalid=6300, Unknown=0, NotChecked=0, Total=7310 [2022-03-15 15:20:07,835 INFO L933 BasicCegarLoop]: 340 mSDtfsCounter, 1947 mSDsluCounter, 5800 mSDsCounter, 0 mSdLazyCounter, 4859 mSolverCounterSat, 196 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1947 SdHoareTripleChecker+Valid, 6133 SdHoareTripleChecker+Invalid, 5055 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 196 IncrementalHoareTripleChecker+Valid, 4859 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:20:07,836 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1947 Valid, 6133 Invalid, 5055 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [196 Valid, 4859 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-15 15:20:07,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5506 states. [2022-03-15 15:20:07,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5506 to 4024. [2022-03-15 15:20:07,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4024 states, 4007 states have (on average 1.923633641128026) internal successors, (7708), 4023 states have internal predecessors, (7708), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:07,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4024 states to 4024 states and 7708 transitions. [2022-03-15 15:20:07,877 INFO L78 Accepts]: Start accepts. Automaton has 4024 states and 7708 transitions. Word has length 234 [2022-03-15 15:20:07,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:20:07,877 INFO L470 AbstractCegarLoop]: Abstraction has 4024 states and 7708 transitions. [2022-03-15 15:20:07,877 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:07,877 INFO L276 IsEmpty]: Start isEmpty. Operand 4024 states and 7708 transitions. [2022-03-15 15:20:07,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:20:07,879 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:20:07,879 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:20:07,879 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable115 [2022-03-15 15:20:07,879 INFO L402 AbstractCegarLoop]: === Iteration 117 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:20:07,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:20:07,880 INFO L85 PathProgramCache]: Analyzing trace with hash 1024324248, now seen corresponding path program 25 times [2022-03-15 15:20:07,880 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:20:07,880 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [326715281] [2022-03-15 15:20:07,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:20:07,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:20:07,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:20:09,067 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:20:09,068 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:20:09,068 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [326715281] [2022-03-15 15:20:09,068 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [326715281] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:20:09,068 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:20:09,068 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:20:09,068 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [124096009] [2022-03-15 15:20:09,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:20:09,068 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:20:09,068 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:20:09,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:20:09,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1094, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:20:09,069 INFO L87 Difference]: Start difference. First operand 4024 states and 7708 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:13,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:20:13,674 INFO L93 Difference]: Finished difference Result 5375 states and 10358 transitions. [2022-03-15 15:20:13,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-15 15:20:13,674 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:20:13,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:20:13,680 INFO L225 Difference]: With dead ends: 5375 [2022-03-15 15:20:13,680 INFO L226 Difference]: Without dead ends: 5375 [2022-03-15 15:20:13,681 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1390 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=938, Invalid=5704, Unknown=0, NotChecked=0, Total=6642 [2022-03-15 15:20:13,681 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 1960 mSDsluCounter, 5795 mSDsCounter, 0 mSdLazyCounter, 4657 mSolverCounterSat, 179 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1960 SdHoareTripleChecker+Valid, 6119 SdHoareTripleChecker+Invalid, 4836 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 179 IncrementalHoareTripleChecker+Valid, 4657 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:20:13,681 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1960 Valid, 6119 Invalid, 4836 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [179 Valid, 4657 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:20:13,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5375 states. [2022-03-15 15:20:13,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5375 to 4030. [2022-03-15 15:20:13,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4030 states, 4013 states have (on average 1.9237478195863444) internal successors, (7720), 4029 states have internal predecessors, (7720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:13,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4030 states to 4030 states and 7720 transitions. [2022-03-15 15:20:13,723 INFO L78 Accepts]: Start accepts. Automaton has 4030 states and 7720 transitions. Word has length 234 [2022-03-15 15:20:13,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:20:13,723 INFO L470 AbstractCegarLoop]: Abstraction has 4030 states and 7720 transitions. [2022-03-15 15:20:13,723 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:13,723 INFO L276 IsEmpty]: Start isEmpty. Operand 4030 states and 7720 transitions. [2022-03-15 15:20:13,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:20:13,725 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:20:13,725 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:20:13,725 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable116 [2022-03-15 15:20:13,725 INFO L402 AbstractCegarLoop]: === Iteration 118 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:20:13,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:20:13,725 INFO L85 PathProgramCache]: Analyzing trace with hash -603723434, now seen corresponding path program 26 times [2022-03-15 15:20:13,725 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:20:13,725 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1065084310] [2022-03-15 15:20:13,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:20:13,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:20:13,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:20:14,799 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:20:14,799 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:20:14,799 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1065084310] [2022-03-15 15:20:14,799 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1065084310] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:20:14,800 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:20:14,800 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:20:14,800 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1287136781] [2022-03-15 15:20:14,800 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:20:14,800 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:20:14,800 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:20:14,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:20:14,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1094, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:20:14,801 INFO L87 Difference]: Start difference. First operand 4030 states and 7720 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:19,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:20:19,745 INFO L93 Difference]: Finished difference Result 5319 states and 10252 transitions. [2022-03-15 15:20:19,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-15 15:20:19,745 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:20:19,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:20:19,751 INFO L225 Difference]: With dead ends: 5319 [2022-03-15 15:20:19,751 INFO L226 Difference]: Without dead ends: 5319 [2022-03-15 15:20:19,751 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1388 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=933, Invalid=5709, Unknown=0, NotChecked=0, Total=6642 [2022-03-15 15:20:19,752 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 2029 mSDsluCounter, 6371 mSDsCounter, 0 mSdLazyCounter, 5223 mSolverCounterSat, 153 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2029 SdHoareTripleChecker+Valid, 6696 SdHoareTripleChecker+Invalid, 5376 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 153 IncrementalHoareTripleChecker+Valid, 5223 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:20:19,752 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2029 Valid, 6696 Invalid, 5376 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [153 Valid, 5223 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-15 15:20:19,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5319 states. [2022-03-15 15:20:19,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5319 to 4002. [2022-03-15 15:20:19,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4002 states, 3985 states have (on average 1.9232120451693853) internal successors, (7664), 4001 states have internal predecessors, (7664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:19,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4002 states to 4002 states and 7664 transitions. [2022-03-15 15:20:19,798 INFO L78 Accepts]: Start accepts. Automaton has 4002 states and 7664 transitions. Word has length 234 [2022-03-15 15:20:19,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:20:19,798 INFO L470 AbstractCegarLoop]: Abstraction has 4002 states and 7664 transitions. [2022-03-15 15:20:19,798 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:19,798 INFO L276 IsEmpty]: Start isEmpty. Operand 4002 states and 7664 transitions. [2022-03-15 15:20:19,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:20:19,800 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:20:19,800 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:20:19,800 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable117 [2022-03-15 15:20:19,800 INFO L402 AbstractCegarLoop]: === Iteration 119 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:20:19,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:20:19,800 INFO L85 PathProgramCache]: Analyzing trace with hash 1681487232, now seen corresponding path program 27 times [2022-03-15 15:20:19,800 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:20:19,800 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [566032011] [2022-03-15 15:20:19,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:20:19,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:20:19,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:20:20,655 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:20:20,656 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:20:20,656 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [566032011] [2022-03-15 15:20:20,656 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [566032011] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:20:20,656 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:20:20,656 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:20:20,656 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1177701580] [2022-03-15 15:20:20,656 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:20:20,656 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:20:20,656 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:20:20,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:20:20,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:20:20,657 INFO L87 Difference]: Start difference. First operand 4002 states and 7664 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:25,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:20:25,450 INFO L93 Difference]: Finished difference Result 6176 states and 11892 transitions. [2022-03-15 15:20:25,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-15 15:20:25,451 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:20:25,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:20:25,458 INFO L225 Difference]: With dead ends: 6176 [2022-03-15 15:20:25,458 INFO L226 Difference]: Without dead ends: 6176 [2022-03-15 15:20:25,459 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1821 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=1182, Invalid=6828, Unknown=0, NotChecked=0, Total=8010 [2022-03-15 15:20:25,459 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 2001 mSDsluCounter, 6968 mSDsCounter, 0 mSdLazyCounter, 5211 mSolverCounterSat, 131 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2001 SdHoareTripleChecker+Valid, 7320 SdHoareTripleChecker+Invalid, 5342 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 131 IncrementalHoareTripleChecker+Valid, 5211 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:20:25,459 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2001 Valid, 7320 Invalid, 5342 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [131 Valid, 5211 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-15 15:20:25,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6176 states. [2022-03-15 15:20:25,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6176 to 4090. [2022-03-15 15:20:25,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4090 states, 4073 states have (on average 1.924871102381537) internal successors, (7840), 4089 states have internal predecessors, (7840), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:25,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4090 states to 4090 states and 7840 transitions. [2022-03-15 15:20:25,505 INFO L78 Accepts]: Start accepts. Automaton has 4090 states and 7840 transitions. Word has length 234 [2022-03-15 15:20:25,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:20:25,505 INFO L470 AbstractCegarLoop]: Abstraction has 4090 states and 7840 transitions. [2022-03-15 15:20:25,506 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:25,506 INFO L276 IsEmpty]: Start isEmpty. Operand 4090 states and 7840 transitions. [2022-03-15 15:20:25,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:20:25,507 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:20:25,507 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:20:25,508 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable118 [2022-03-15 15:20:25,508 INFO L402 AbstractCegarLoop]: === Iteration 120 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:20:25,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:20:25,508 INFO L85 PathProgramCache]: Analyzing trace with hash 1872962205, now seen corresponding path program 8 times [2022-03-15 15:20:25,508 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:20:25,508 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1674905028] [2022-03-15 15:20:25,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:20:25,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:20:25,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:20:26,256 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:20:26,256 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:20:26,256 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1674905028] [2022-03-15 15:20:26,256 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1674905028] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:20:26,256 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:20:26,256 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:20:26,256 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [260873601] [2022-03-15 15:20:26,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:20:26,256 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:20:26,257 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:20:26,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:20:26,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:20:26,257 INFO L87 Difference]: Start difference. First operand 4090 states and 7840 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:33,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:20:33,905 INFO L93 Difference]: Finished difference Result 6918 states and 13288 transitions. [2022-03-15 15:20:33,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-03-15 15:20:33,906 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:20:33,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:20:33,914 INFO L225 Difference]: With dead ends: 6918 [2022-03-15 15:20:33,914 INFO L226 Difference]: Without dead ends: 6918 [2022-03-15 15:20:33,915 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1915 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=1463, Invalid=7093, Unknown=0, NotChecked=0, Total=8556 [2022-03-15 15:20:33,915 INFO L933 BasicCegarLoop]: 415 mSDtfsCounter, 3062 mSDsluCounter, 7015 mSDsCounter, 0 mSdLazyCounter, 6783 mSolverCounterSat, 393 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3062 SdHoareTripleChecker+Valid, 7422 SdHoareTripleChecker+Invalid, 7176 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 393 IncrementalHoareTripleChecker+Valid, 6783 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:20:33,915 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3062 Valid, 7422 Invalid, 7176 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [393 Valid, 6783 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-03-15 15:20:33,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6918 states. [2022-03-15 15:20:33,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6918 to 4034. [2022-03-15 15:20:33,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4034 states, 4017 states have (on average 1.9238237490664676) internal successors, (7728), 4033 states have internal predecessors, (7728), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:33,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4034 states to 4034 states and 7728 transitions. [2022-03-15 15:20:33,962 INFO L78 Accepts]: Start accepts. Automaton has 4034 states and 7728 transitions. Word has length 234 [2022-03-15 15:20:33,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:20:33,962 INFO L470 AbstractCegarLoop]: Abstraction has 4034 states and 7728 transitions. [2022-03-15 15:20:33,962 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:33,963 INFO L276 IsEmpty]: Start isEmpty. Operand 4034 states and 7728 transitions. [2022-03-15 15:20:33,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:20:33,964 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:20:33,964 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:20:33,964 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable119 [2022-03-15 15:20:33,965 INFO L402 AbstractCegarLoop]: === Iteration 121 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:20:33,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:20:33,965 INFO L85 PathProgramCache]: Analyzing trace with hash -1193581313, now seen corresponding path program 9 times [2022-03-15 15:20:33,965 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:20:33,965 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1381090727] [2022-03-15 15:20:33,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:20:33,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:20:34,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:20:34,952 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:20:34,953 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:20:34,953 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1381090727] [2022-03-15 15:20:34,953 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1381090727] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:20:34,953 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:20:34,953 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:20:34,953 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1265070623] [2022-03-15 15:20:34,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:20:34,953 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:20:34,953 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:20:34,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:20:34,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:20:34,954 INFO L87 Difference]: Start difference. First operand 4034 states and 7728 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:43,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:20:43,227 INFO L93 Difference]: Finished difference Result 6003 states and 11526 transitions. [2022-03-15 15:20:43,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-15 15:20:43,228 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:20:43,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:20:43,233 INFO L225 Difference]: With dead ends: 6003 [2022-03-15 15:20:43,233 INFO L226 Difference]: Without dead ends: 6003 [2022-03-15 15:20:43,234 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1540 ImplicationChecksByTransitivity, 5.7s TimeCoverageRelationStatistics Valid=1235, Invalid=6075, Unknown=0, NotChecked=0, Total=7310 [2022-03-15 15:20:43,234 INFO L933 BasicCegarLoop]: 360 mSDtfsCounter, 2181 mSDsluCounter, 6644 mSDsCounter, 0 mSdLazyCounter, 6239 mSolverCounterSat, 285 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2181 SdHoareTripleChecker+Valid, 6996 SdHoareTripleChecker+Invalid, 6524 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 285 IncrementalHoareTripleChecker+Valid, 6239 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:20:43,234 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2181 Valid, 6996 Invalid, 6524 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [285 Valid, 6239 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-03-15 15:20:43,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6003 states. [2022-03-15 15:20:43,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6003 to 4026. [2022-03-15 15:20:43,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4026 states, 4009 states have (on average 1.9236717385881765) internal successors, (7712), 4025 states have internal predecessors, (7712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:43,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4026 states to 4026 states and 7712 transitions. [2022-03-15 15:20:43,273 INFO L78 Accepts]: Start accepts. Automaton has 4026 states and 7712 transitions. Word has length 234 [2022-03-15 15:20:43,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:20:43,274 INFO L470 AbstractCegarLoop]: Abstraction has 4026 states and 7712 transitions. [2022-03-15 15:20:43,274 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:43,274 INFO L276 IsEmpty]: Start isEmpty. Operand 4026 states and 7712 transitions. [2022-03-15 15:20:43,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:20:43,275 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:20:43,276 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:20:43,276 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable120 [2022-03-15 15:20:43,276 INFO L402 AbstractCegarLoop]: === Iteration 122 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:20:43,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:20:43,276 INFO L85 PathProgramCache]: Analyzing trace with hash -1447263519, now seen corresponding path program 10 times [2022-03-15 15:20:43,276 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:20:43,276 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1616389470] [2022-03-15 15:20:43,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:20:43,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:20:43,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:20:44,365 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:20:44,365 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:20:44,365 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1616389470] [2022-03-15 15:20:44,365 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1616389470] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:20:44,365 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:20:44,366 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:20:44,366 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1308439699] [2022-03-15 15:20:44,366 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:20:44,366 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:20:44,366 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:20:44,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:20:44,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=1029, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:20:44,366 INFO L87 Difference]: Start difference. First operand 4026 states and 7712 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:52,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:20:52,820 INFO L93 Difference]: Finished difference Result 5907 states and 11334 transitions. [2022-03-15 15:20:52,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-15 15:20:52,821 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:20:52,821 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:20:52,826 INFO L225 Difference]: With dead ends: 5907 [2022-03-15 15:20:52,826 INFO L226 Difference]: Without dead ends: 5907 [2022-03-15 15:20:52,827 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1450 ImplicationChecksByTransitivity, 6.3s TimeCoverageRelationStatistics Valid=1173, Invalid=5799, Unknown=0, NotChecked=0, Total=6972 [2022-03-15 15:20:52,827 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 2212 mSDsluCounter, 5884 mSDsCounter, 0 mSdLazyCounter, 5172 mSolverCounterSat, 287 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2212 SdHoareTripleChecker+Valid, 6220 SdHoareTripleChecker+Invalid, 5459 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 287 IncrementalHoareTripleChecker+Valid, 5172 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:20:52,827 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2212 Valid, 6220 Invalid, 5459 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [287 Valid, 5172 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-03-15 15:20:52,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5907 states. [2022-03-15 15:20:52,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5907 to 4018. [2022-03-15 15:20:52,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4018 states, 4001 states have (on average 1.923519120219945) internal successors, (7696), 4017 states have internal predecessors, (7696), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:52,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4018 states to 4018 states and 7696 transitions. [2022-03-15 15:20:52,868 INFO L78 Accepts]: Start accepts. Automaton has 4018 states and 7696 transitions. Word has length 234 [2022-03-15 15:20:52,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:20:52,869 INFO L470 AbstractCegarLoop]: Abstraction has 4018 states and 7696 transitions. [2022-03-15 15:20:52,869 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:52,869 INFO L276 IsEmpty]: Start isEmpty. Operand 4018 states and 7696 transitions. [2022-03-15 15:20:52,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:20:52,871 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:20:52,871 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:20:52,871 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable121 [2022-03-15 15:20:52,871 INFO L402 AbstractCegarLoop]: === Iteration 123 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:20:52,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:20:52,871 INFO L85 PathProgramCache]: Analyzing trace with hash 1687405119, now seen corresponding path program 11 times [2022-03-15 15:20:52,871 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:20:52,871 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [591197596] [2022-03-15 15:20:52,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:20:52,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:20:52,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:20:53,849 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:20:53,849 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:20:53,849 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [591197596] [2022-03-15 15:20:53,849 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [591197596] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:20:53,849 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:20:53,849 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:20:53,849 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1687996579] [2022-03-15 15:20:53,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:20:53,850 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:20:53,850 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:20:53,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:20:53,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:20:53,850 INFO L87 Difference]: Start difference. First operand 4018 states and 7696 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:21:00,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:21:00,909 INFO L93 Difference]: Finished difference Result 5727 states and 10974 transitions. [2022-03-15 15:21:00,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-15 15:21:00,909 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:21:00,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:21:00,915 INFO L225 Difference]: With dead ends: 5727 [2022-03-15 15:21:00,915 INFO L226 Difference]: Without dead ends: 5727 [2022-03-15 15:21:00,916 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1359 ImplicationChecksByTransitivity, 5.2s TimeCoverageRelationStatistics Valid=1120, Invalid=5522, Unknown=0, NotChecked=0, Total=6642 [2022-03-15 15:21:00,916 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 2323 mSDsluCounter, 5486 mSDsCounter, 0 mSdLazyCounter, 4719 mSolverCounterSat, 223 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2323 SdHoareTripleChecker+Valid, 5809 SdHoareTripleChecker+Invalid, 4942 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 223 IncrementalHoareTripleChecker+Valid, 4719 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:21:00,916 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2323 Valid, 5809 Invalid, 4942 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [223 Valid, 4719 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-15 15:21:00,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5727 states. [2022-03-15 15:21:00,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5727 to 3996. [2022-03-15 15:21:00,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3996 states, 3979 states have (on average 1.9230962553405377) internal successors, (7652), 3995 states have internal predecessors, (7652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:21:00,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3996 states to 3996 states and 7652 transitions. [2022-03-15 15:21:00,961 INFO L78 Accepts]: Start accepts. Automaton has 3996 states and 7652 transitions. Word has length 234 [2022-03-15 15:21:00,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:21:00,961 INFO L470 AbstractCegarLoop]: Abstraction has 3996 states and 7652 transitions. [2022-03-15 15:21:00,962 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:21:00,962 INFO L276 IsEmpty]: Start isEmpty. Operand 3996 states and 7652 transitions. [2022-03-15 15:21:00,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:21:00,963 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:21:00,964 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:21:00,964 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable122 [2022-03-15 15:21:00,964 INFO L402 AbstractCegarLoop]: === Iteration 124 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:21:00,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:21:00,965 INFO L85 PathProgramCache]: Analyzing trace with hash 150712440, now seen corresponding path program 28 times [2022-03-15 15:21:00,965 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:21:00,965 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [276428606] [2022-03-15 15:21:00,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:21:00,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:21:01,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:21:02,057 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:21:02,058 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:21:02,058 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [276428606] [2022-03-15 15:21:02,058 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [276428606] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:21:02,058 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:21:02,058 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:21:02,058 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [462196035] [2022-03-15 15:21:02,058 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:21:02,058 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:21:02,058 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:21:02,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:21:02,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:21:02,059 INFO L87 Difference]: Start difference. First operand 3996 states and 7652 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:21:11,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:21:11,118 INFO L93 Difference]: Finished difference Result 7290 states and 14097 transitions. [2022-03-15 15:21:11,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2022-03-15 15:21:11,118 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:21:11,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:21:11,126 INFO L225 Difference]: With dead ends: 7290 [2022-03-15 15:21:11,126 INFO L226 Difference]: Without dead ends: 7290 [2022-03-15 15:21:11,127 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2581 ImplicationChecksByTransitivity, 7.1s TimeCoverageRelationStatistics Valid=1606, Invalid=8696, Unknown=0, NotChecked=0, Total=10302 [2022-03-15 15:21:11,127 INFO L933 BasicCegarLoop]: 421 mSDtfsCounter, 2750 mSDsluCounter, 8183 mSDsCounter, 0 mSdLazyCounter, 5061 mSolverCounterSat, 165 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2750 SdHoareTripleChecker+Valid, 8596 SdHoareTripleChecker+Invalid, 5226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 165 IncrementalHoareTripleChecker+Valid, 5061 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:21:11,127 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2750 Valid, 8596 Invalid, 5226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [165 Valid, 5061 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-03-15 15:21:11,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7290 states. [2022-03-15 15:21:11,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7290 to 4084. [2022-03-15 15:21:11,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4084 states, 4067 states have (on average 1.924760265552004) internal successors, (7828), 4083 states have internal predecessors, (7828), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:21:11,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4084 states to 4084 states and 7828 transitions. [2022-03-15 15:21:11,176 INFO L78 Accepts]: Start accepts. Automaton has 4084 states and 7828 transitions. Word has length 234 [2022-03-15 15:21:11,176 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:21:11,176 INFO L470 AbstractCegarLoop]: Abstraction has 4084 states and 7828 transitions. [2022-03-15 15:21:11,176 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:21:11,176 INFO L276 IsEmpty]: Start isEmpty. Operand 4084 states and 7828 transitions. [2022-03-15 15:21:11,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:21:11,178 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:21:11,178 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:21:11,178 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable123 [2022-03-15 15:21:11,178 INFO L402 AbstractCegarLoop]: === Iteration 125 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:21:11,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:21:11,179 INFO L85 PathProgramCache]: Analyzing trace with hash 342187413, now seen corresponding path program 12 times [2022-03-15 15:21:11,179 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:21:11,179 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1442868313] [2022-03-15 15:21:11,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:21:11,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:21:11,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:21:12,040 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:21:12,040 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:21:12,040 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1442868313] [2022-03-15 15:21:12,040 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1442868313] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:21:12,040 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:21:12,040 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:21:12,040 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [968144074] [2022-03-15 15:21:12,040 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:21:12,041 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:21:12,041 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:21:12,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:21:12,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:21:12,041 INFO L87 Difference]: Start difference. First operand 4084 states and 7828 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:21:21,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:21:21,474 INFO L93 Difference]: Finished difference Result 8341 states and 16106 transitions. [2022-03-15 15:21:21,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2022-03-15 15:21:21,475 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:21:21,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:21:21,484 INFO L225 Difference]: With dead ends: 8341 [2022-03-15 15:21:21,484 INFO L226 Difference]: Without dead ends: 8341 [2022-03-15 15:21:21,485 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2506 ImplicationChecksByTransitivity, 6.5s TimeCoverageRelationStatistics Valid=1744, Invalid=8558, Unknown=0, NotChecked=0, Total=10302 [2022-03-15 15:21:21,485 INFO L933 BasicCegarLoop]: 482 mSDtfsCounter, 3019 mSDsluCounter, 7446 mSDsCounter, 0 mSdLazyCounter, 6521 mSolverCounterSat, 358 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3019 SdHoareTripleChecker+Valid, 7920 SdHoareTripleChecker+Invalid, 6879 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 358 IncrementalHoareTripleChecker+Valid, 6521 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:21:21,485 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3019 Valid, 7920 Invalid, 6879 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [358 Valid, 6521 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2022-03-15 15:21:21,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8341 states. [2022-03-15 15:21:21,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8341 to 4028. [2022-03-15 15:21:21,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4028 states, 4011 states have (on average 1.9237097980553477) internal successors, (7716), 4027 states have internal predecessors, (7716), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:21:21,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4028 states to 4028 states and 7716 transitions. [2022-03-15 15:21:21,538 INFO L78 Accepts]: Start accepts. Automaton has 4028 states and 7716 transitions. Word has length 234 [2022-03-15 15:21:21,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:21:21,538 INFO L470 AbstractCegarLoop]: Abstraction has 4028 states and 7716 transitions. [2022-03-15 15:21:21,538 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:21:21,538 INFO L276 IsEmpty]: Start isEmpty. Operand 4028 states and 7716 transitions. [2022-03-15 15:21:21,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:21:21,540 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:21:21,540 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:21:21,540 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable124 [2022-03-15 15:21:21,540 INFO L402 AbstractCegarLoop]: === Iteration 126 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:21:21,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:21:21,540 INFO L85 PathProgramCache]: Analyzing trace with hash 1570611191, now seen corresponding path program 13 times [2022-03-15 15:21:21,540 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:21:21,542 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977946551] [2022-03-15 15:21:21,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:21:21,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:21:21,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:21:22,575 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:21:22,576 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:21:22,576 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [977946551] [2022-03-15 15:21:22,576 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [977946551] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:21:22,576 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:21:22,576 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:21:22,576 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [654404799] [2022-03-15 15:21:22,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:21:22,576 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:21:22,576 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:21:22,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:21:22,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:21:22,577 INFO L87 Difference]: Start difference. First operand 4028 states and 7716 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:21:29,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:21:29,244 INFO L93 Difference]: Finished difference Result 7473 states and 14437 transitions. [2022-03-15 15:21:29,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-03-15 15:21:29,245 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:21:29,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:21:29,252 INFO L225 Difference]: With dead ends: 7473 [2022-03-15 15:21:29,252 INFO L226 Difference]: Without dead ends: 7473 [2022-03-15 15:21:29,252 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 90 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1871 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=1395, Invalid=6977, Unknown=0, NotChecked=0, Total=8372 [2022-03-15 15:21:29,253 INFO L933 BasicCegarLoop]: 431 mSDtfsCounter, 3270 mSDsluCounter, 7203 mSDsCounter, 0 mSdLazyCounter, 6359 mSolverCounterSat, 384 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3270 SdHoareTripleChecker+Valid, 7626 SdHoareTripleChecker+Invalid, 6743 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 384 IncrementalHoareTripleChecker+Valid, 6359 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:21:29,253 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3270 Valid, 7626 Invalid, 6743 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [384 Valid, 6359 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-03-15 15:21:29,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7473 states. [2022-03-15 15:21:29,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7473 to 4029. [2022-03-15 15:21:29,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4029 states, 4012 states have (on average 1.923728813559322) internal successors, (7718), 4028 states have internal predecessors, (7718), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:21:29,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4029 states to 4029 states and 7718 transitions. [2022-03-15 15:21:29,298 INFO L78 Accepts]: Start accepts. Automaton has 4029 states and 7718 transitions. Word has length 234 [2022-03-15 15:21:29,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:21:29,298 INFO L470 AbstractCegarLoop]: Abstraction has 4029 states and 7718 transitions. [2022-03-15 15:21:29,298 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:21:29,298 INFO L276 IsEmpty]: Start isEmpty. Operand 4029 states and 7718 transitions. [2022-03-15 15:21:29,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:21:29,300 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:21:29,300 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:21:29,300 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable125 [2022-03-15 15:21:29,300 INFO L402 AbstractCegarLoop]: === Iteration 127 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:21:29,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:21:29,301 INFO L85 PathProgramCache]: Analyzing trace with hash 1316928985, now seen corresponding path program 14 times [2022-03-15 15:21:29,301 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:21:29,301 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1226487905] [2022-03-15 15:21:29,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:21:29,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:21:29,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:21:30,071 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:21:30,072 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:21:30,072 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1226487905] [2022-03-15 15:21:30,072 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1226487905] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:21:30,072 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:21:30,072 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:21:30,072 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1416388223] [2022-03-15 15:21:30,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:21:30,072 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:21:30,072 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:21:30,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:21:30,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=1029, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:21:30,073 INFO L87 Difference]: Start difference. First operand 4029 states and 7718 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:21:37,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:21:37,984 INFO L93 Difference]: Finished difference Result 7377 states and 14245 transitions. [2022-03-15 15:21:37,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-15 15:21:37,985 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:21:37,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:21:37,993 INFO L225 Difference]: With dead ends: 7377 [2022-03-15 15:21:37,993 INFO L226 Difference]: Without dead ends: 7377 [2022-03-15 15:21:37,993 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1770 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=1329, Invalid=6681, Unknown=0, NotChecked=0, Total=8010 [2022-03-15 15:21:37,994 INFO L933 BasicCegarLoop]: 415 mSDtfsCounter, 2622 mSDsluCounter, 6980 mSDsCounter, 0 mSdLazyCounter, 5691 mSolverCounterSat, 334 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2622 SdHoareTripleChecker+Valid, 7385 SdHoareTripleChecker+Invalid, 6025 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 334 IncrementalHoareTripleChecker+Valid, 5691 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:21:37,994 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2622 Valid, 7385 Invalid, 6025 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [334 Valid, 5691 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-03-15 15:21:38,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7377 states. [2022-03-15 15:21:38,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7377 to 4030. [2022-03-15 15:21:38,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4030 states, 4013 states have (on average 1.9237478195863444) internal successors, (7720), 4029 states have internal predecessors, (7720), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:21:38,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4030 states to 4030 states and 7720 transitions. [2022-03-15 15:21:38,041 INFO L78 Accepts]: Start accepts. Automaton has 4030 states and 7720 transitions. Word has length 234 [2022-03-15 15:21:38,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:21:38,041 INFO L470 AbstractCegarLoop]: Abstraction has 4030 states and 7720 transitions. [2022-03-15 15:21:38,041 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:21:38,042 INFO L276 IsEmpty]: Start isEmpty. Operand 4030 states and 7720 transitions. [2022-03-15 15:21:38,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:21:38,044 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:21:38,044 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:21:38,045 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable126 [2022-03-15 15:21:38,046 INFO L402 AbstractCegarLoop]: === Iteration 128 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:21:38,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:21:38,046 INFO L85 PathProgramCache]: Analyzing trace with hash 156630327, now seen corresponding path program 15 times [2022-03-15 15:21:38,047 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:21:38,047 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [286758237] [2022-03-15 15:21:38,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:21:38,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:21:38,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:21:38,989 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:21:38,989 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:21:38,989 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [286758237] [2022-03-15 15:21:38,989 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [286758237] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:21:38,990 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:21:38,990 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:21:38,990 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [825979034] [2022-03-15 15:21:38,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:21:38,990 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:21:38,990 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:21:38,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:21:38,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:21:38,991 INFO L87 Difference]: Start difference. First operand 4030 states and 7720 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:21:46,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:21:46,009 INFO L93 Difference]: Finished difference Result 7197 states and 13885 transitions. [2022-03-15 15:21:46,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-15 15:21:46,010 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:21:46,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:21:46,018 INFO L225 Difference]: With dead ends: 7197 [2022-03-15 15:21:46,018 INFO L226 Difference]: Without dead ends: 7197 [2022-03-15 15:21:46,019 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1670 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=1272, Invalid=6384, Unknown=0, NotChecked=0, Total=7656 [2022-03-15 15:21:46,019 INFO L933 BasicCegarLoop]: 400 mSDtfsCounter, 2697 mSDsluCounter, 7237 mSDsCounter, 0 mSdLazyCounter, 5621 mSolverCounterSat, 277 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2697 SdHoareTripleChecker+Valid, 7628 SdHoareTripleChecker+Invalid, 5898 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 277 IncrementalHoareTripleChecker+Valid, 5621 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:21:46,019 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2697 Valid, 7628 Invalid, 5898 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [277 Valid, 5621 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-15 15:21:46,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7197 states. [2022-03-15 15:21:46,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7197 to 4023. [2022-03-15 15:21:46,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4023 states, 4006 states have (on average 1.923614578132801) internal successors, (7706), 4022 states have internal predecessors, (7706), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:21:46,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4023 states to 4023 states and 7706 transitions. [2022-03-15 15:21:46,071 INFO L78 Accepts]: Start accepts. Automaton has 4023 states and 7706 transitions. Word has length 234 [2022-03-15 15:21:46,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:21:46,071 INFO L470 AbstractCegarLoop]: Abstraction has 4023 states and 7706 transitions. [2022-03-15 15:21:46,071 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:21:46,071 INFO L276 IsEmpty]: Start isEmpty. Operand 4023 states and 7706 transitions. [2022-03-15 15:21:46,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:21:46,073 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:21:46,073 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:21:46,073 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable127 [2022-03-15 15:21:46,073 INFO L402 AbstractCegarLoop]: === Iteration 129 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:21:46,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:21:46,073 INFO L85 PathProgramCache]: Analyzing trace with hash 1151053891, now seen corresponding path program 16 times [2022-03-15 15:21:46,073 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:21:46,074 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1095895454] [2022-03-15 15:21:46,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:21:46,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:21:46,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:21:46,737 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:21:46,738 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:21:46,738 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1095895454] [2022-03-15 15:21:46,738 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1095895454] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:21:46,738 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:21:46,738 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:21:46,738 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492521570] [2022-03-15 15:21:46,738 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:21:46,738 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:21:46,738 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:21:46,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:21:46,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:21:46,739 INFO L87 Difference]: Start difference. First operand 4023 states and 7706 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:21:55,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:21:55,137 INFO L93 Difference]: Finished difference Result 7580 states and 14652 transitions. [2022-03-15 15:21:55,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-03-15 15:21:55,138 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:21:55,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:21:55,145 INFO L225 Difference]: With dead ends: 7580 [2022-03-15 15:21:55,145 INFO L226 Difference]: Without dead ends: 7580 [2022-03-15 15:21:55,146 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1802 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=1359, Invalid=6831, Unknown=0, NotChecked=0, Total=8190 [2022-03-15 15:21:55,146 INFO L933 BasicCegarLoop]: 464 mSDtfsCounter, 2735 mSDsluCounter, 8266 mSDsCounter, 0 mSdLazyCounter, 7768 mSolverCounterSat, 424 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2735 SdHoareTripleChecker+Valid, 8719 SdHoareTripleChecker+Invalid, 8192 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 424 IncrementalHoareTripleChecker+Valid, 7768 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:21:55,146 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2735 Valid, 8719 Invalid, 8192 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [424 Valid, 7768 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2022-03-15 15:21:55,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7580 states. [2022-03-15 15:21:55,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7580 to 4015. [2022-03-15 15:21:55,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4015 states, 3998 states have (on average 1.9234617308654327) internal successors, (7690), 4014 states have internal predecessors, (7690), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:21:55,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4015 states to 4015 states and 7690 transitions. [2022-03-15 15:21:55,193 INFO L78 Accepts]: Start accepts. Automaton has 4015 states and 7690 transitions. Word has length 234 [2022-03-15 15:21:55,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:21:55,194 INFO L470 AbstractCegarLoop]: Abstraction has 4015 states and 7690 transitions. [2022-03-15 15:21:55,194 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:21:55,194 INFO L276 IsEmpty]: Start isEmpty. Operand 4015 states and 7690 transitions. [2022-03-15 15:21:55,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:21:55,196 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:21:55,196 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:21:55,196 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable128 [2022-03-15 15:21:55,196 INFO L402 AbstractCegarLoop]: === Iteration 130 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:21:55,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:21:55,196 INFO L85 PathProgramCache]: Analyzing trace with hash 897371685, now seen corresponding path program 17 times [2022-03-15 15:21:55,196 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:21:55,196 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1595036137] [2022-03-15 15:21:55,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:21:55,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:21:55,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:21:56,173 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:21:56,173 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:21:56,173 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1595036137] [2022-03-15 15:21:56,173 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1595036137] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:21:56,173 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:21:56,173 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:21:56,173 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [588117415] [2022-03-15 15:21:56,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:21:56,174 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:21:56,174 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:21:56,174 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:21:56,174 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:21:56,174 INFO L87 Difference]: Start difference. First operand 4015 states and 7690 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:02,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:22:02,417 INFO L93 Difference]: Finished difference Result 7517 states and 14525 transitions. [2022-03-15 15:22:02,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-03-15 15:22:02,417 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:22:02,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:22:02,425 INFO L225 Difference]: With dead ends: 7517 [2022-03-15 15:22:02,426 INFO L226 Difference]: Without dead ends: 7517 [2022-03-15 15:22:02,426 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1707 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=1287, Invalid=6545, Unknown=0, NotChecked=0, Total=7832 [2022-03-15 15:22:02,426 INFO L933 BasicCegarLoop]: 449 mSDtfsCounter, 2640 mSDsluCounter, 8319 mSDsCounter, 0 mSdLazyCounter, 7505 mSolverCounterSat, 419 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2640 SdHoareTripleChecker+Valid, 8757 SdHoareTripleChecker+Invalid, 7924 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 419 IncrementalHoareTripleChecker+Valid, 7505 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:22:02,426 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2640 Valid, 8757 Invalid, 7924 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [419 Valid, 7505 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-03-15 15:22:02,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7517 states. [2022-03-15 15:22:02,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7517 to 4016. [2022-03-15 15:22:02,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4016 states, 3999 states have (on average 1.9234808702175543) internal successors, (7692), 4015 states have internal predecessors, (7692), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:02,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4016 states to 4016 states and 7692 transitions. [2022-03-15 15:22:02,485 INFO L78 Accepts]: Start accepts. Automaton has 4016 states and 7692 transitions. Word has length 234 [2022-03-15 15:22:02,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:22:02,486 INFO L470 AbstractCegarLoop]: Abstraction has 4016 states and 7692 transitions. [2022-03-15 15:22:02,486 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:02,486 INFO L276 IsEmpty]: Start isEmpty. Operand 4016 states and 7692 transitions. [2022-03-15 15:22:02,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:22:02,488 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:22:02,488 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:22:02,488 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable129 [2022-03-15 15:22:02,488 INFO L402 AbstractCegarLoop]: === Iteration 131 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:22:02,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:22:02,488 INFO L85 PathProgramCache]: Analyzing trace with hash -262926973, now seen corresponding path program 18 times [2022-03-15 15:22:02,488 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:22:02,488 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [847702186] [2022-03-15 15:22:02,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:22:02,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:22:02,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:22:03,172 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:22:03,173 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:22:03,173 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [847702186] [2022-03-15 15:22:03,173 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [847702186] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:22:03,173 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:22:03,173 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:22:03,173 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648997705] [2022-03-15 15:22:03,173 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:22:03,173 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:22:03,173 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:22:03,173 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:22:03,174 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:22:03,174 INFO L87 Difference]: Start difference. First operand 4016 states and 7692 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:10,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:22:10,510 INFO L93 Difference]: Finished difference Result 7337 states and 14165 transitions. [2022-03-15 15:22:10,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-15 15:22:10,511 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:22:10,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:22:10,521 INFO L225 Difference]: With dead ends: 7337 [2022-03-15 15:22:10,521 INFO L226 Difference]: Without dead ends: 7337 [2022-03-15 15:22:10,521 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1614 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=1224, Invalid=6258, Unknown=0, NotChecked=0, Total=7482 [2022-03-15 15:22:10,522 INFO L933 BasicCegarLoop]: 434 mSDtfsCounter, 3069 mSDsluCounter, 7062 mSDsCounter, 0 mSdLazyCounter, 6198 mSolverCounterSat, 357 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3069 SdHoareTripleChecker+Valid, 7487 SdHoareTripleChecker+Invalid, 6555 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 357 IncrementalHoareTripleChecker+Valid, 6198 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:22:10,522 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3069 Valid, 7487 Invalid, 6555 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [357 Valid, 6198 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-03-15 15:22:10,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7337 states. [2022-03-15 15:22:10,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7337 to 4014. [2022-03-15 15:22:10,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4014 states, 3997 states have (on average 1.9234425819364522) internal successors, (7688), 4013 states have internal predecessors, (7688), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:10,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4014 states to 4014 states and 7688 transitions. [2022-03-15 15:22:10,598 INFO L78 Accepts]: Start accepts. Automaton has 4014 states and 7688 transitions. Word has length 234 [2022-03-15 15:22:10,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:22:10,598 INFO L470 AbstractCegarLoop]: Abstraction has 4014 states and 7688 transitions. [2022-03-15 15:22:10,598 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:10,599 INFO L276 IsEmpty]: Start isEmpty. Operand 4014 states and 7688 transitions. [2022-03-15 15:22:10,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:22:10,600 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:22:10,600 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:22:10,601 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130 [2022-03-15 15:22:10,601 INFO L402 AbstractCegarLoop]: === Iteration 132 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:22:10,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:22:10,601 INFO L85 PathProgramCache]: Analyzing trace with hash 1382711743, now seen corresponding path program 19 times [2022-03-15 15:22:10,601 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:22:10,601 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [269944685] [2022-03-15 15:22:10,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:22:10,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:22:10,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:22:11,654 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:22:11,654 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:22:11,654 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [269944685] [2022-03-15 15:22:11,654 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [269944685] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:22:11,654 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:22:11,654 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:22:11,654 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [671972326] [2022-03-15 15:22:11,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:22:11,655 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:22:11,655 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:22:11,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:22:11,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=1029, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:22:11,655 INFO L87 Difference]: Start difference. First operand 4014 states and 7688 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:21,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:22:21,585 INFO L93 Difference]: Finished difference Result 7483 states and 14458 transitions. [2022-03-15 15:22:21,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-15 15:22:21,586 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:22:21,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:22:21,594 INFO L225 Difference]: With dead ends: 7483 [2022-03-15 15:22:21,594 INFO L226 Difference]: Without dead ends: 7483 [2022-03-15 15:22:21,595 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1753 ImplicationChecksByTransitivity, 6.5s TimeCoverageRelationStatistics Valid=1324, Invalid=6686, Unknown=0, NotChecked=0, Total=8010 [2022-03-15 15:22:21,595 INFO L933 BasicCegarLoop]: 486 mSDtfsCounter, 2752 mSDsluCounter, 8093 mSDsCounter, 0 mSdLazyCounter, 7481 mSolverCounterSat, 380 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2752 SdHoareTripleChecker+Valid, 8569 SdHoareTripleChecker+Invalid, 7861 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 380 IncrementalHoareTripleChecker+Valid, 7481 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:22:21,595 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2752 Valid, 8569 Invalid, 7861 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [380 Valid, 7481 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2022-03-15 15:22:21,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7483 states. [2022-03-15 15:22:21,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7483 to 4006. [2022-03-15 15:22:21,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4006 states, 3989 states have (on average 1.923289044873402) internal successors, (7672), 4005 states have internal predecessors, (7672), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:21,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4006 states to 4006 states and 7672 transitions. [2022-03-15 15:22:21,644 INFO L78 Accepts]: Start accepts. Automaton has 4006 states and 7672 transitions. Word has length 234 [2022-03-15 15:22:21,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:22:21,644 INFO L470 AbstractCegarLoop]: Abstraction has 4006 states and 7672 transitions. [2022-03-15 15:22:21,644 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:21,644 INFO L276 IsEmpty]: Start isEmpty. Operand 4006 states and 7672 transitions. [2022-03-15 15:22:21,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:22:21,646 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:22:21,646 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:22:21,646 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable131 [2022-03-15 15:22:21,646 INFO L402 AbstractCegarLoop]: === Iteration 133 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:22:21,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:22:21,646 INFO L85 PathProgramCache]: Analyzing trace with hash 222413085, now seen corresponding path program 20 times [2022-03-15 15:22:21,646 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:22:21,646 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1227480816] [2022-03-15 15:22:21,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:22:21,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:22:21,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:22:22,616 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:22:22,616 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:22:22,616 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1227480816] [2022-03-15 15:22:22,616 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1227480816] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:22:22,616 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:22:22,616 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:22:22,616 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1289529716] [2022-03-15 15:22:22,616 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:22:22,617 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:22:22,617 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:22:22,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:22:22,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:22:22,617 INFO L87 Difference]: Start difference. First operand 4006 states and 7672 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:31,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:22:31,252 INFO L93 Difference]: Finished difference Result 7326 states and 14143 transitions. [2022-03-15 15:22:31,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-15 15:22:31,252 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:22:31,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:22:31,260 INFO L225 Difference]: With dead ends: 7326 [2022-03-15 15:22:31,260 INFO L226 Difference]: Without dead ends: 7326 [2022-03-15 15:22:31,261 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1663 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=1255, Invalid=6401, Unknown=0, NotChecked=0, Total=7656 [2022-03-15 15:22:31,261 INFO L933 BasicCegarLoop]: 472 mSDtfsCounter, 2695 mSDsluCounter, 8052 mSDsCounter, 0 mSdLazyCounter, 7215 mSolverCounterSat, 352 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2695 SdHoareTripleChecker+Valid, 8515 SdHoareTripleChecker+Invalid, 7567 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 352 IncrementalHoareTripleChecker+Valid, 7215 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:22:31,261 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2695 Valid, 8515 Invalid, 7567 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [352 Valid, 7215 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2022-03-15 15:22:31,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7326 states. [2022-03-15 15:22:31,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7326 to 4005. [2022-03-15 15:22:31,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4005 states, 3988 states have (on average 1.923269809428285) internal successors, (7670), 4004 states have internal predecessors, (7670), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:31,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4005 states to 4005 states and 7670 transitions. [2022-03-15 15:22:31,312 INFO L78 Accepts]: Start accepts. Automaton has 4005 states and 7670 transitions. Word has length 234 [2022-03-15 15:22:31,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:22:31,312 INFO L470 AbstractCegarLoop]: Abstraction has 4005 states and 7670 transitions. [2022-03-15 15:22:31,312 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:31,312 INFO L276 IsEmpty]: Start isEmpty. Operand 4005 states and 7670 transitions. [2022-03-15 15:22:31,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:22:31,314 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:22:31,314 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:22:31,314 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable132 [2022-03-15 15:22:31,314 INFO L402 AbstractCegarLoop]: === Iteration 134 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:22:31,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:22:31,314 INFO L85 PathProgramCache]: Analyzing trace with hash 1207561731, now seen corresponding path program 21 times [2022-03-15 15:22:31,315 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:22:31,315 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [667505246] [2022-03-15 15:22:31,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:22:31,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:22:31,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:22:32,375 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:22:32,376 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:22:32,376 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [667505246] [2022-03-15 15:22:32,376 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [667505246] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:22:32,376 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:22:32,376 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:22:32,376 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1251139651] [2022-03-15 15:22:32,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:22:32,376 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:22:32,376 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:22:32,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:22:32,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:22:32,377 INFO L87 Difference]: Start difference. First operand 4005 states and 7670 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:41,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:22:41,972 INFO L93 Difference]: Finished difference Result 7299 states and 14090 transitions. [2022-03-15 15:22:41,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-03-15 15:22:41,972 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:22:41,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:22:41,979 INFO L225 Difference]: With dead ends: 7299 [2022-03-15 15:22:41,979 INFO L226 Difference]: Without dead ends: 7299 [2022-03-15 15:22:41,979 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1710 ImplicationChecksByTransitivity, 6.1s TimeCoverageRelationStatistics Valid=1289, Invalid=6543, Unknown=0, NotChecked=0, Total=7832 [2022-03-15 15:22:41,979 INFO L933 BasicCegarLoop]: 525 mSDtfsCounter, 2792 mSDsluCounter, 8382 mSDsCounter, 0 mSdLazyCounter, 7731 mSolverCounterSat, 351 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2792 SdHoareTripleChecker+Valid, 8896 SdHoareTripleChecker+Invalid, 8082 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 351 IncrementalHoareTripleChecker+Valid, 7731 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:22:41,979 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2792 Valid, 8896 Invalid, 8082 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [351 Valid, 7731 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2022-03-15 15:22:41,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7299 states. [2022-03-15 15:22:42,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7299 to 3996. [2022-03-15 15:22:42,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3996 states, 3979 states have (on average 1.9230962553405377) internal successors, (7652), 3995 states have internal predecessors, (7652), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:42,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3996 states to 3996 states and 7652 transitions. [2022-03-15 15:22:42,022 INFO L78 Accepts]: Start accepts. Automaton has 3996 states and 7652 transitions. Word has length 234 [2022-03-15 15:22:42,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:22:42,022 INFO L470 AbstractCegarLoop]: Abstraction has 3996 states and 7652 transitions. [2022-03-15 15:22:42,022 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:42,022 INFO L276 IsEmpty]: Start isEmpty. Operand 3996 states and 7652 transitions. [2022-03-15 15:22:42,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:22:42,024 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:22:42,024 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:22:42,024 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable133 [2022-03-15 15:22:42,024 INFO L402 AbstractCegarLoop]: === Iteration 135 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:22:42,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:22:42,025 INFO L85 PathProgramCache]: Analyzing trace with hash 395919092, now seen corresponding path program 29 times [2022-03-15 15:22:42,025 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:22:42,025 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1530585063] [2022-03-15 15:22:42,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:22:42,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:22:42,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:22:43,325 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:22:43,325 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:22:43,325 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1530585063] [2022-03-15 15:22:43,325 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1530585063] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:22:43,325 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:22:43,325 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:22:43,325 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1669958418] [2022-03-15 15:22:43,325 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:22:43,325 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:22:43,326 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:22:43,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:22:43,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=1089, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:22:43,326 INFO L87 Difference]: Start difference. First operand 3996 states and 7652 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:49,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:22:49,986 INFO L93 Difference]: Finished difference Result 5049 states and 9750 transitions. [2022-03-15 15:22:49,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-15 15:22:49,986 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:22:49,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:22:49,993 INFO L225 Difference]: With dead ends: 5049 [2022-03-15 15:22:49,993 INFO L226 Difference]: Without dead ends: 5049 [2022-03-15 15:22:49,993 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1075 ImplicationChecksByTransitivity, 5.2s TimeCoverageRelationStatistics Valid=931, Invalid=4619, Unknown=0, NotChecked=0, Total=5550 [2022-03-15 15:22:49,993 INFO L933 BasicCegarLoop]: 225 mSDtfsCounter, 2971 mSDsluCounter, 3898 mSDsCounter, 0 mSdLazyCounter, 3819 mSolverCounterSat, 216 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2971 SdHoareTripleChecker+Valid, 4117 SdHoareTripleChecker+Invalid, 4035 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 216 IncrementalHoareTripleChecker+Valid, 3819 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:22:49,993 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2971 Valid, 4117 Invalid, 4035 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [216 Valid, 3819 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-15 15:22:49,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5049 states. [2022-03-15 15:22:50,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5049 to 3994. [2022-03-15 15:22:50,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3994 states, 3977 states have (on average 1.923057581091275) internal successors, (7648), 3993 states have internal predecessors, (7648), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:50,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3994 states to 3994 states and 7648 transitions. [2022-03-15 15:22:50,037 INFO L78 Accepts]: Start accepts. Automaton has 3994 states and 7648 transitions. Word has length 234 [2022-03-15 15:22:50,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:22:50,038 INFO L470 AbstractCegarLoop]: Abstraction has 3994 states and 7648 transitions. [2022-03-15 15:22:50,038 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:50,038 INFO L276 IsEmpty]: Start isEmpty. Operand 3994 states and 7648 transitions. [2022-03-15 15:22:50,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:22:50,040 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:22:50,040 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:22:50,040 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable134 [2022-03-15 15:22:50,040 INFO L402 AbstractCegarLoop]: === Iteration 136 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:22:50,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:22:50,040 INFO L85 PathProgramCache]: Analyzing trace with hash 511594872, now seen corresponding path program 30 times [2022-03-15 15:22:50,040 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:22:50,040 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1128970404] [2022-03-15 15:22:50,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:22:50,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:22:50,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:22:51,331 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:22:51,331 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:22:51,331 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1128970404] [2022-03-15 15:22:51,331 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1128970404] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:22:51,331 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:22:51,331 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [35] imperfect sequences [] total 35 [2022-03-15 15:22:51,331 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1050295537] [2022-03-15 15:22:51,331 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:22:51,331 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2022-03-15 15:22:51,332 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:22:51,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2022-03-15 15:22:51,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=1138, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 15:22:51,332 INFO L87 Difference]: Start difference. First operand 3994 states and 7648 transitions. Second operand has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:58,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:22:58,932 INFO L93 Difference]: Finished difference Result 5095 states and 9840 transitions. [2022-03-15 15:22:58,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-15 15:22:58,932 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:22:58,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:22:58,937 INFO L225 Difference]: With dead ends: 5095 [2022-03-15 15:22:58,937 INFO L226 Difference]: Without dead ends: 5095 [2022-03-15 15:22:58,937 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1494 ImplicationChecksByTransitivity, 6.0s TimeCoverageRelationStatistics Valid=1121, Invalid=5521, Unknown=0, NotChecked=0, Total=6642 [2022-03-15 15:22:58,938 INFO L933 BasicCegarLoop]: 232 mSDtfsCounter, 2501 mSDsluCounter, 3996 mSDsCounter, 0 mSdLazyCounter, 4348 mSolverCounterSat, 220 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2501 SdHoareTripleChecker+Valid, 4223 SdHoareTripleChecker+Invalid, 4568 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 220 IncrementalHoareTripleChecker+Valid, 4348 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:22:58,938 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2501 Valid, 4223 Invalid, 4568 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [220 Valid, 4348 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-15 15:22:58,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5095 states. [2022-03-15 15:22:58,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5095 to 3992. [2022-03-15 15:22:58,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3992 states, 3975 states have (on average 1.9230188679245284) internal successors, (7644), 3991 states have internal predecessors, (7644), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:58,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3992 states to 3992 states and 7644 transitions. [2022-03-15 15:22:58,976 INFO L78 Accepts]: Start accepts. Automaton has 3992 states and 7644 transitions. Word has length 234 [2022-03-15 15:22:58,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:22:58,976 INFO L470 AbstractCegarLoop]: Abstraction has 3992 states and 7644 transitions. [2022-03-15 15:22:58,976 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:22:58,976 INFO L276 IsEmpty]: Start isEmpty. Operand 3992 states and 7644 transitions. [2022-03-15 15:22:58,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:22:58,978 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:22:58,978 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:22:58,978 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable135 [2022-03-15 15:22:58,978 INFO L402 AbstractCegarLoop]: === Iteration 137 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:22:58,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:22:58,979 INFO L85 PathProgramCache]: Analyzing trace with hash 1309205044, now seen corresponding path program 31 times [2022-03-15 15:22:58,979 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:22:58,979 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [273650211] [2022-03-15 15:22:58,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:22:58,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:22:59,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:23:00,280 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:23:00,280 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:23:00,280 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [273650211] [2022-03-15 15:23:00,280 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [273650211] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:23:00,280 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:23:00,280 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:23:00,280 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [502863861] [2022-03-15 15:23:00,280 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:23:00,281 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:23:00,281 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:23:00,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:23:00,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1094, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:23:00,281 INFO L87 Difference]: Start difference. First operand 3992 states and 7644 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:23:06,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:23:06,540 INFO L93 Difference]: Finished difference Result 5218 states and 10079 transitions. [2022-03-15 15:23:06,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-15 15:23:06,541 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:23:06,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:23:06,546 INFO L225 Difference]: With dead ends: 5218 [2022-03-15 15:23:06,547 INFO L226 Difference]: Without dead ends: 5218 [2022-03-15 15:23:06,547 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1507 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=1202, Invalid=5938, Unknown=0, NotChecked=0, Total=7140 [2022-03-15 15:23:06,547 INFO L933 BasicCegarLoop]: 238 mSDtfsCounter, 2918 mSDsluCounter, 4381 mSDsCounter, 0 mSdLazyCounter, 4276 mSolverCounterSat, 266 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2918 SdHoareTripleChecker+Valid, 4613 SdHoareTripleChecker+Invalid, 4542 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 266 IncrementalHoareTripleChecker+Valid, 4276 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:23:06,547 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2918 Valid, 4613 Invalid, 4542 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [266 Valid, 4276 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-15 15:23:06,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5218 states. [2022-03-15 15:23:06,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5218 to 3998. [2022-03-15 15:23:06,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3998 states, 3981 states have (on average 1.9231348907309722) internal successors, (7656), 3997 states have internal predecessors, (7656), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:23:06,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3998 states to 3998 states and 7656 transitions. [2022-03-15 15:23:06,594 INFO L78 Accepts]: Start accepts. Automaton has 3998 states and 7656 transitions. Word has length 234 [2022-03-15 15:23:06,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:23:06,594 INFO L470 AbstractCegarLoop]: Abstraction has 3998 states and 7656 transitions. [2022-03-15 15:23:06,594 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:23:06,594 INFO L276 IsEmpty]: Start isEmpty. Operand 3998 states and 7656 transitions. [2022-03-15 15:23:06,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:23:06,596 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:23:06,596 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:23:06,597 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable136 [2022-03-15 15:23:06,597 INFO L402 AbstractCegarLoop]: === Iteration 138 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:23:06,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:23:06,597 INFO L85 PathProgramCache]: Analyzing trace with hash -318842638, now seen corresponding path program 32 times [2022-03-15 15:23:06,597 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:23:06,597 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1975331598] [2022-03-15 15:23:06,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:23:06,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:23:06,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:23:07,777 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:23:07,777 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:23:07,777 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1975331598] [2022-03-15 15:23:07,777 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1975331598] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:23:07,777 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:23:07,778 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:23:07,778 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824459920] [2022-03-15 15:23:07,778 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:23:07,779 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:23:07,779 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:23:07,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:23:07,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=1095, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:23:07,779 INFO L87 Difference]: Start difference. First operand 3998 states and 7656 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:23:16,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:23:16,394 INFO L93 Difference]: Finished difference Result 5082 states and 9815 transitions. [2022-03-15 15:23:16,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-15 15:23:16,394 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:23:16,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:23:16,400 INFO L225 Difference]: With dead ends: 5082 [2022-03-15 15:23:16,400 INFO L226 Difference]: Without dead ends: 5082 [2022-03-15 15:23:16,401 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1296 ImplicationChecksByTransitivity, 6.8s TimeCoverageRelationStatistics Valid=1122, Invalid=5358, Unknown=0, NotChecked=0, Total=6480 [2022-03-15 15:23:16,401 INFO L933 BasicCegarLoop]: 235 mSDtfsCounter, 2622 mSDsluCounter, 4433 mSDsCounter, 0 mSdLazyCounter, 4501 mSolverCounterSat, 229 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2622 SdHoareTripleChecker+Valid, 4663 SdHoareTripleChecker+Invalid, 4730 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 229 IncrementalHoareTripleChecker+Valid, 4501 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:23:16,401 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2622 Valid, 4663 Invalid, 4730 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [229 Valid, 4501 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-15 15:23:16,406 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5082 states. [2022-03-15 15:23:16,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5082 to 3990. [2022-03-15 15:23:16,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3990 states, 3973 states have (on average 1.9229801157815254) internal successors, (7640), 3989 states have internal predecessors, (7640), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:23:16,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3990 states to 3990 states and 7640 transitions. [2022-03-15 15:23:16,448 INFO L78 Accepts]: Start accepts. Automaton has 3990 states and 7640 transitions. Word has length 234 [2022-03-15 15:23:16,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:23:16,448 INFO L470 AbstractCegarLoop]: Abstraction has 3990 states and 7640 transitions. [2022-03-15 15:23:16,448 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:23:16,448 INFO L276 IsEmpty]: Start isEmpty. Operand 3990 states and 7640 transitions. [2022-03-15 15:23:16,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:23:16,450 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:23:16,451 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:23:16,451 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable137 [2022-03-15 15:23:16,451 INFO L402 AbstractCegarLoop]: === Iteration 139 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:23:16,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:23:16,451 INFO L85 PathProgramCache]: Analyzing trace with hash -273846728, now seen corresponding path program 33 times [2022-03-15 15:23:16,451 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:23:16,451 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697947381] [2022-03-15 15:23:16,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:23:16,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:23:16,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:23:17,427 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:23:17,428 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:23:17,428 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1697947381] [2022-03-15 15:23:17,428 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1697947381] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:23:17,428 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:23:17,428 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:23:17,428 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1507865900] [2022-03-15 15:23:17,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:23:17,428 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:23:17,428 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:23:17,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:23:17,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1092, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:23:17,429 INFO L87 Difference]: Start difference. First operand 3990 states and 7640 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:23:25,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:23:25,610 INFO L93 Difference]: Finished difference Result 5211 states and 10061 transitions. [2022-03-15 15:23:25,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-15 15:23:25,610 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:23:25,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:23:25,615 INFO L225 Difference]: With dead ends: 5211 [2022-03-15 15:23:25,615 INFO L226 Difference]: Without dead ends: 5211 [2022-03-15 15:23:25,616 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1710 ImplicationChecksByTransitivity, 6.4s TimeCoverageRelationStatistics Valid=1333, Invalid=6499, Unknown=0, NotChecked=0, Total=7832 [2022-03-15 15:23:25,616 INFO L933 BasicCegarLoop]: 245 mSDtfsCounter, 2949 mSDsluCounter, 4365 mSDsCounter, 0 mSdLazyCounter, 4445 mSolverCounterSat, 280 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2949 SdHoareTripleChecker+Valid, 4604 SdHoareTripleChecker+Invalid, 4725 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 280 IncrementalHoareTripleChecker+Valid, 4445 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:23:25,616 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2949 Valid, 4604 Invalid, 4725 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [280 Valid, 4445 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-15 15:23:25,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5211 states. [2022-03-15 15:23:25,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5211 to 3981. [2022-03-15 15:23:25,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3981 states, 3964 states have (on average 1.9228052472250252) internal successors, (7622), 3980 states have internal predecessors, (7622), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:23:25,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3981 states to 3981 states and 7622 transitions. [2022-03-15 15:23:25,654 INFO L78 Accepts]: Start accepts. Automaton has 3981 states and 7622 transitions. Word has length 234 [2022-03-15 15:23:25,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:23:25,655 INFO L470 AbstractCegarLoop]: Abstraction has 3981 states and 7622 transitions. [2022-03-15 15:23:25,655 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:23:25,655 INFO L276 IsEmpty]: Start isEmpty. Operand 3981 states and 7622 transitions. [2022-03-15 15:23:25,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:23:25,656 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:23:25,657 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:23:25,657 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable138 [2022-03-15 15:23:25,657 INFO L402 AbstractCegarLoop]: === Iteration 140 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:23:25,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:23:25,657 INFO L85 PathProgramCache]: Analyzing trace with hash 1021425338, now seen corresponding path program 34 times [2022-03-15 15:23:25,657 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:23:25,657 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1870460330] [2022-03-15 15:23:25,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:23:25,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:23:25,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:23:26,942 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:23:26,942 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:23:26,942 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1870460330] [2022-03-15 15:23:26,942 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1870460330] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:23:26,942 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:23:26,942 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [35] imperfect sequences [] total 35 [2022-03-15 15:23:26,942 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181193676] [2022-03-15 15:23:26,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:23:26,943 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2022-03-15 15:23:26,943 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:23:26,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2022-03-15 15:23:26,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1160, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 15:23:26,943 INFO L87 Difference]: Start difference. First operand 3981 states and 7622 transitions. Second operand has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:23:35,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:23:35,872 INFO L93 Difference]: Finished difference Result 5173 states and 9989 transitions. [2022-03-15 15:23:35,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-15 15:23:35,873 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:23:35,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:23:35,878 INFO L225 Difference]: With dead ends: 5173 [2022-03-15 15:23:35,878 INFO L226 Difference]: Without dead ends: 5173 [2022-03-15 15:23:35,879 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1669 ImplicationChecksByTransitivity, 7.1s TimeCoverageRelationStatistics Valid=1310, Invalid=6522, Unknown=0, NotChecked=0, Total=7832 [2022-03-15 15:23:35,879 INFO L933 BasicCegarLoop]: 240 mSDtfsCounter, 2613 mSDsluCounter, 4893 mSDsCounter, 0 mSdLazyCounter, 4942 mSolverCounterSat, 248 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2613 SdHoareTripleChecker+Valid, 5127 SdHoareTripleChecker+Invalid, 5190 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 248 IncrementalHoareTripleChecker+Valid, 4942 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:23:35,879 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2613 Valid, 5127 Invalid, 5190 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [248 Valid, 4942 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-03-15 15:23:35,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5173 states. [2022-03-15 15:23:35,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5173 to 3972. [2022-03-15 15:23:35,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3972 states, 3955 states have (on average 1.922629582806574) internal successors, (7604), 3971 states have internal predecessors, (7604), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:23:35,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3972 states to 3972 states and 7604 transitions. [2022-03-15 15:23:35,917 INFO L78 Accepts]: Start accepts. Automaton has 3972 states and 7604 transitions. Word has length 234 [2022-03-15 15:23:35,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:23:35,917 INFO L470 AbstractCegarLoop]: Abstraction has 3972 states and 7604 transitions. [2022-03-15 15:23:35,917 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:23:35,917 INFO L276 IsEmpty]: Start isEmpty. Operand 3972 states and 7604 transitions. [2022-03-15 15:23:35,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:23:35,919 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:23:35,919 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:23:35,919 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable139 [2022-03-15 15:23:35,919 INFO L402 AbstractCegarLoop]: === Iteration 141 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:23:35,920 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:23:35,920 INFO L85 PathProgramCache]: Analyzing trace with hash -606622344, now seen corresponding path program 35 times [2022-03-15 15:23:35,920 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:23:35,920 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [167241495] [2022-03-15 15:23:35,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:23:35,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:23:36,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:23:37,413 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:23:37,414 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:23:37,414 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [167241495] [2022-03-15 15:23:37,414 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [167241495] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:23:37,414 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:23:37,414 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [35] imperfect sequences [] total 35 [2022-03-15 15:23:37,414 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078858035] [2022-03-15 15:23:37,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:23:37,414 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2022-03-15 15:23:37,414 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:23:37,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2022-03-15 15:23:37,415 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1160, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 15:23:37,415 INFO L87 Difference]: Start difference. First operand 3972 states and 7604 transitions. Second operand has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:23:46,506 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:23:46,507 INFO L93 Difference]: Finished difference Result 5013 states and 9677 transitions. [2022-03-15 15:23:46,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-15 15:23:46,507 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:23:46,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:23:46,513 INFO L225 Difference]: With dead ends: 5013 [2022-03-15 15:23:46,513 INFO L226 Difference]: Without dead ends: 5013 [2022-03-15 15:23:46,513 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1354 ImplicationChecksByTransitivity, 7.6s TimeCoverageRelationStatistics Valid=1170, Invalid=5636, Unknown=0, NotChecked=0, Total=6806 [2022-03-15 15:23:46,514 INFO L933 BasicCegarLoop]: 235 mSDtfsCounter, 2942 mSDsluCounter, 4186 mSDsCounter, 0 mSdLazyCounter, 3989 mSolverCounterSat, 270 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2942 SdHoareTripleChecker+Valid, 4416 SdHoareTripleChecker+Invalid, 4259 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 270 IncrementalHoareTripleChecker+Valid, 3989 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:23:46,514 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2942 Valid, 4416 Invalid, 4259 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [270 Valid, 3989 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-15 15:23:46,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5013 states. [2022-03-15 15:23:46,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5013 to 3928. [2022-03-15 15:23:46,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3928 states, 3911 states have (on average 1.9207363845563794) internal successors, (7512), 3927 states have internal predecessors, (7512), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:23:46,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3928 states to 3928 states and 7512 transitions. [2022-03-15 15:23:46,560 INFO L78 Accepts]: Start accepts. Automaton has 3928 states and 7512 transitions. Word has length 234 [2022-03-15 15:23:46,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:23:46,560 INFO L470 AbstractCegarLoop]: Abstraction has 3928 states and 7512 transitions. [2022-03-15 15:23:46,560 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:23:46,561 INFO L276 IsEmpty]: Start isEmpty. Operand 3928 states and 7512 transitions. [2022-03-15 15:23:46,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:23:46,562 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:23:46,563 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:23:46,563 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable140 [2022-03-15 15:23:46,563 INFO L402 AbstractCegarLoop]: === Iteration 142 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:23:46,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:23:46,563 INFO L85 PathProgramCache]: Analyzing trace with hash -1736092596, now seen corresponding path program 36 times [2022-03-15 15:23:46,563 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:23:46,563 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1884808678] [2022-03-15 15:23:46,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:23:46,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:23:46,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:23:47,760 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:23:47,760 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:23:47,760 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1884808678] [2022-03-15 15:23:47,761 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1884808678] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:23:47,761 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:23:47,761 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:23:47,761 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1909419008] [2022-03-15 15:23:47,761 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:23:47,761 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:23:47,761 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:23:47,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:23:47,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1022, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:23:47,762 INFO L87 Difference]: Start difference. First operand 3928 states and 7512 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:23:52,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:23:52,852 INFO L93 Difference]: Finished difference Result 4645 states and 8941 transitions. [2022-03-15 15:23:52,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-15 15:23:52,852 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:23:52,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:23:52,857 INFO L225 Difference]: With dead ends: 4645 [2022-03-15 15:23:52,857 INFO L226 Difference]: Without dead ends: 4645 [2022-03-15 15:23:52,857 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 992 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=729, Invalid=4383, Unknown=0, NotChecked=0, Total=5112 [2022-03-15 15:23:52,857 INFO L933 BasicCegarLoop]: 237 mSDtfsCounter, 1766 mSDsluCounter, 3997 mSDsCounter, 0 mSdLazyCounter, 4139 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1766 SdHoareTripleChecker+Valid, 4229 SdHoareTripleChecker+Invalid, 4274 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 4139 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:23:52,857 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1766 Valid, 4229 Invalid, 4274 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 4139 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-15 15:23:52,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4645 states. [2022-03-15 15:23:52,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4645 to 3975. [2022-03-15 15:23:52,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3975 states, 3958 states have (on average 1.921677614957049) internal successors, (7606), 3974 states have internal predecessors, (7606), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:23:52,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3975 states to 3975 states and 7606 transitions. [2022-03-15 15:23:52,894 INFO L78 Accepts]: Start accepts. Automaton has 3975 states and 7606 transitions. Word has length 234 [2022-03-15 15:23:52,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:23:52,894 INFO L470 AbstractCegarLoop]: Abstraction has 3975 states and 7606 transitions. [2022-03-15 15:23:52,895 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:23:52,895 INFO L276 IsEmpty]: Start isEmpty. Operand 3975 states and 7606 transitions. [2022-03-15 15:23:52,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:23:52,896 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:23:52,896 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:23:52,897 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable141 [2022-03-15 15:23:52,897 INFO L402 AbstractCegarLoop]: === Iteration 143 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:23:52,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:23:52,897 INFO L85 PathProgramCache]: Analyzing trace with hash -1620416816, now seen corresponding path program 37 times [2022-03-15 15:23:52,897 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:23:52,897 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [52957282] [2022-03-15 15:23:52,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:23:52,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:23:52,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:23:54,219 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:23:54,219 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:23:54,219 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [52957282] [2022-03-15 15:23:54,219 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [52957282] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:23:54,219 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:23:54,220 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:23:54,220 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1970752449] [2022-03-15 15:23:54,220 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:23:54,220 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:23:54,220 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:23:54,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:23:54,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1092, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:23:54,220 INFO L87 Difference]: Start difference. First operand 3975 states and 7606 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:23:58,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:23:58,973 INFO L93 Difference]: Finished difference Result 4654 states and 8958 transitions. [2022-03-15 15:23:58,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-15 15:23:58,973 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:23:58,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:23:58,979 INFO L225 Difference]: With dead ends: 4654 [2022-03-15 15:23:58,979 INFO L226 Difference]: Without dead ends: 4654 [2022-03-15 15:23:58,979 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1165 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=804, Invalid=5048, Unknown=0, NotChecked=0, Total=5852 [2022-03-15 15:23:58,979 INFO L933 BasicCegarLoop]: 241 mSDtfsCounter, 2173 mSDsluCounter, 4141 mSDsCounter, 0 mSdLazyCounter, 4821 mSolverCounterSat, 165 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2173 SdHoareTripleChecker+Valid, 4378 SdHoareTripleChecker+Invalid, 4986 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 165 IncrementalHoareTripleChecker+Valid, 4821 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:23:58,980 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2173 Valid, 4378 Invalid, 4986 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [165 Valid, 4821 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-15 15:23:59,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4654 states. [2022-03-15 15:23:59,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4654 to 3993. [2022-03-15 15:23:59,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3993 states, 3976 states have (on average 1.9220321931589537) internal successors, (7642), 3992 states have internal predecessors, (7642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:23:59,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3993 states to 3993 states and 7642 transitions. [2022-03-15 15:23:59,035 INFO L78 Accepts]: Start accepts. Automaton has 3993 states and 7642 transitions. Word has length 234 [2022-03-15 15:23:59,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:23:59,036 INFO L470 AbstractCegarLoop]: Abstraction has 3993 states and 7642 transitions. [2022-03-15 15:23:59,036 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:23:59,036 INFO L276 IsEmpty]: Start isEmpty. Operand 3993 states and 7642 transitions. [2022-03-15 15:23:59,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:23:59,038 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:23:59,038 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:23:59,038 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable142 [2022-03-15 15:23:59,038 INFO L402 AbstractCegarLoop]: === Iteration 144 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:23:59,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:23:59,038 INFO L85 PathProgramCache]: Analyzing trace with hash -822806644, now seen corresponding path program 38 times [2022-03-15 15:23:59,038 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:23:59,038 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2067502964] [2022-03-15 15:23:59,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:23:59,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:23:59,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:24:00,174 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:24:00,175 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:24:00,175 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2067502964] [2022-03-15 15:24:00,175 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2067502964] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:24:00,175 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:24:00,175 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:24:00,175 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835539744] [2022-03-15 15:24:00,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:24:00,175 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:24:00,175 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:24:00,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:24:00,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1093, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:24:00,176 INFO L87 Difference]: Start difference. First operand 3993 states and 7642 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:24:04,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:24:04,705 INFO L93 Difference]: Finished difference Result 4816 states and 9276 transitions. [2022-03-15 15:24:04,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-15 15:24:04,706 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:24:04,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:24:04,711 INFO L225 Difference]: With dead ends: 4816 [2022-03-15 15:24:04,711 INFO L226 Difference]: Without dead ends: 4816 [2022-03-15 15:24:04,712 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1349 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=869, Invalid=5611, Unknown=0, NotChecked=0, Total=6480 [2022-03-15 15:24:04,712 INFO L933 BasicCegarLoop]: 252 mSDtfsCounter, 2058 mSDsluCounter, 4240 mSDsCounter, 0 mSdLazyCounter, 4679 mSolverCounterSat, 193 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2058 SdHoareTripleChecker+Valid, 4487 SdHoareTripleChecker+Invalid, 4872 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 193 IncrementalHoareTripleChecker+Valid, 4679 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:24:04,712 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2058 Valid, 4487 Invalid, 4872 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [193 Valid, 4679 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-15 15:24:04,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4816 states. [2022-03-15 15:24:04,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4816 to 4011. [2022-03-15 15:24:04,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4011 states, 3994 states have (on average 1.9223835753630445) internal successors, (7678), 4010 states have internal predecessors, (7678), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:24:04,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4011 states to 4011 states and 7678 transitions. [2022-03-15 15:24:04,750 INFO L78 Accepts]: Start accepts. Automaton has 4011 states and 7678 transitions. Word has length 234 [2022-03-15 15:24:04,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:24:04,750 INFO L470 AbstractCegarLoop]: Abstraction has 4011 states and 7678 transitions. [2022-03-15 15:24:04,751 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:24:04,751 INFO L276 IsEmpty]: Start isEmpty. Operand 4011 states and 7678 transitions. [2022-03-15 15:24:04,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:24:04,752 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:24:04,753 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:24:04,753 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable143 [2022-03-15 15:24:04,753 INFO L402 AbstractCegarLoop]: === Iteration 145 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:24:04,753 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:24:04,753 INFO L85 PathProgramCache]: Analyzing trace with hash 1844112970, now seen corresponding path program 39 times [2022-03-15 15:24:04,753 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:24:04,753 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214501001] [2022-03-15 15:24:04,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:24:04,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:24:04,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:24:05,695 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:24:05,695 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:24:05,695 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1214501001] [2022-03-15 15:24:05,695 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1214501001] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:24:05,696 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:24:05,696 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:24:05,696 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [857805108] [2022-03-15 15:24:05,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:24:05,696 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:24:05,696 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:24:05,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:24:05,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1094, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:24:05,697 INFO L87 Difference]: Start difference. First operand 4011 states and 7678 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:24:09,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:24:09,727 INFO L93 Difference]: Finished difference Result 4735 states and 9120 transitions. [2022-03-15 15:24:09,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-15 15:24:09,728 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:24:09,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:24:09,733 INFO L225 Difference]: With dead ends: 4735 [2022-03-15 15:24:09,733 INFO L226 Difference]: Without dead ends: 4735 [2022-03-15 15:24:09,733 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1346 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=870, Invalid=5610, Unknown=0, NotChecked=0, Total=6480 [2022-03-15 15:24:09,734 INFO L933 BasicCegarLoop]: 251 mSDtfsCounter, 1885 mSDsluCounter, 4157 mSDsCounter, 0 mSdLazyCounter, 4644 mSolverCounterSat, 168 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1885 SdHoareTripleChecker+Valid, 4404 SdHoareTripleChecker+Invalid, 4812 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 168 IncrementalHoareTripleChecker+Valid, 4644 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:24:09,734 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1885 Valid, 4404 Invalid, 4812 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [168 Valid, 4644 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:24:09,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4735 states. [2022-03-15 15:24:09,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4735 to 4011. [2022-03-15 15:24:09,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4011 states, 3994 states have (on average 1.9223835753630445) internal successors, (7678), 4010 states have internal predecessors, (7678), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:24:09,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4011 states to 4011 states and 7678 transitions. [2022-03-15 15:24:09,781 INFO L78 Accepts]: Start accepts. Automaton has 4011 states and 7678 transitions. Word has length 234 [2022-03-15 15:24:09,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:24:09,782 INFO L470 AbstractCegarLoop]: Abstraction has 4011 states and 7678 transitions. [2022-03-15 15:24:09,782 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:24:09,782 INFO L276 IsEmpty]: Start isEmpty. Operand 4011 states and 7678 transitions. [2022-03-15 15:24:09,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:24:09,784 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:24:09,784 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:24:09,784 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable144 [2022-03-15 15:24:09,784 INFO L402 AbstractCegarLoop]: === Iteration 146 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:24:09,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:24:09,785 INFO L85 PathProgramCache]: Analyzing trace with hash 1889108880, now seen corresponding path program 40 times [2022-03-15 15:24:09,785 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:24:09,785 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [123204664] [2022-03-15 15:24:09,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:24:09,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:24:09,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:24:10,547 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:24:10,547 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:24:10,547 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [123204664] [2022-03-15 15:24:10,547 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [123204664] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:24:10,547 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:24:10,547 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:24:10,547 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [48270660] [2022-03-15 15:24:10,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:24:10,548 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:24:10,548 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:24:10,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:24:10,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1092, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:24:10,548 INFO L87 Difference]: Start difference. First operand 4011 states and 7678 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:24:15,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:24:15,225 INFO L93 Difference]: Finished difference Result 4897 states and 9435 transitions. [2022-03-15 15:24:15,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-15 15:24:15,225 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:24:15,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:24:15,231 INFO L225 Difference]: With dead ends: 4897 [2022-03-15 15:24:15,231 INFO L226 Difference]: Without dead ends: 4897 [2022-03-15 15:24:15,232 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1493 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=936, Invalid=6036, Unknown=0, NotChecked=0, Total=6972 [2022-03-15 15:24:15,232 INFO L933 BasicCegarLoop]: 259 mSDtfsCounter, 1948 mSDsluCounter, 4708 mSDsCounter, 0 mSdLazyCounter, 5340 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1948 SdHoareTripleChecker+Valid, 4962 SdHoareTripleChecker+Invalid, 5516 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 5340 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:24:15,232 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1948 Valid, 4962 Invalid, 5516 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 5340 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-15 15:24:15,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4897 states. [2022-03-15 15:24:15,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4897 to 4029. [2022-03-15 15:24:15,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4029 states, 4012 states have (on average 1.9227318045862414) internal successors, (7714), 4028 states have internal predecessors, (7714), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:24:15,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4029 states to 4029 states and 7714 transitions. [2022-03-15 15:24:15,281 INFO L78 Accepts]: Start accepts. Automaton has 4029 states and 7714 transitions. Word has length 234 [2022-03-15 15:24:15,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:24:15,282 INFO L470 AbstractCegarLoop]: Abstraction has 4029 states and 7714 transitions. [2022-03-15 15:24:15,282 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:24:15,282 INFO L276 IsEmpty]: Start isEmpty. Operand 4029 states and 7714 transitions. [2022-03-15 15:24:15,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:24:15,284 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:24:15,287 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:24:15,287 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable145 [2022-03-15 15:24:15,288 INFO L402 AbstractCegarLoop]: === Iteration 147 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:24:15,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:24:15,288 INFO L85 PathProgramCache]: Analyzing trace with hash -1110586350, now seen corresponding path program 41 times [2022-03-15 15:24:15,288 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:24:15,289 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [902288083] [2022-03-15 15:24:15,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:24:15,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:24:15,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:24:16,169 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:24:16,169 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:24:16,169 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [902288083] [2022-03-15 15:24:16,169 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [902288083] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:24:16,169 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:24:16,170 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:24:16,170 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1607193365] [2022-03-15 15:24:16,170 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:24:16,170 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:24:16,170 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:24:16,170 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:24:16,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1094, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:24:16,171 INFO L87 Difference]: Start difference. First operand 4029 states and 7714 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:24:20,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:24:20,946 INFO L93 Difference]: Finished difference Result 4840 states and 9326 transitions. [2022-03-15 15:24:20,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-15 15:24:20,946 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:24:20,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:24:20,952 INFO L225 Difference]: With dead ends: 4840 [2022-03-15 15:24:20,953 INFO L226 Difference]: Without dead ends: 4840 [2022-03-15 15:24:20,953 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1492 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=929, Invalid=6043, Unknown=0, NotChecked=0, Total=6972 [2022-03-15 15:24:20,953 INFO L933 BasicCegarLoop]: 254 mSDtfsCounter, 2135 mSDsluCounter, 4773 mSDsCounter, 0 mSdLazyCounter, 5601 mSolverCounterSat, 190 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2135 SdHoareTripleChecker+Valid, 5022 SdHoareTripleChecker+Invalid, 5791 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 190 IncrementalHoareTripleChecker+Valid, 5601 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:24:20,953 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2135 Valid, 5022 Invalid, 5791 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [190 Valid, 5601 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-15 15:24:20,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4840 states. [2022-03-15 15:24:20,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4840 to 4035. [2022-03-15 15:24:20,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4035 states, 4018 states have (on average 1.92284718765555) internal successors, (7726), 4034 states have internal predecessors, (7726), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:24:21,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4035 states to 4035 states and 7726 transitions. [2022-03-15 15:24:21,003 INFO L78 Accepts]: Start accepts. Automaton has 4035 states and 7726 transitions. Word has length 234 [2022-03-15 15:24:21,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:24:21,004 INFO L470 AbstractCegarLoop]: Abstraction has 4035 states and 7726 transitions. [2022-03-15 15:24:21,004 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:24:21,013 INFO L276 IsEmpty]: Start isEmpty. Operand 4035 states and 7726 transitions. [2022-03-15 15:24:21,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:24:21,028 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:24:21,028 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:24:21,028 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable146 [2022-03-15 15:24:21,028 INFO L402 AbstractCegarLoop]: === Iteration 148 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:24:21,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:24:21,029 INFO L85 PathProgramCache]: Analyzing trace with hash 1556333264, now seen corresponding path program 42 times [2022-03-15 15:24:21,029 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:24:21,029 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1599463761] [2022-03-15 15:24:21,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:24:21,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:24:21,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:24:21,876 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:24:21,876 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:24:21,876 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1599463761] [2022-03-15 15:24:21,876 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1599463761] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:24:21,876 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:24:21,876 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:24:21,876 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1058473744] [2022-03-15 15:24:21,876 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:24:21,876 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:24:21,877 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:24:21,877 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:24:21,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:24:21,877 INFO L87 Difference]: Start difference. First operand 4035 states and 7726 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:24:27,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:24:27,199 INFO L93 Difference]: Finished difference Result 4761 states and 9172 transitions. [2022-03-15 15:24:27,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-15 15:24:27,200 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:24:27,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:24:27,205 INFO L225 Difference]: With dead ends: 4761 [2022-03-15 15:24:27,205 INFO L226 Difference]: Without dead ends: 4761 [2022-03-15 15:24:27,205 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1370 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=886, Invalid=5594, Unknown=0, NotChecked=0, Total=6480 [2022-03-15 15:24:27,205 INFO L933 BasicCegarLoop]: 251 mSDtfsCounter, 1912 mSDsluCounter, 4333 mSDsCounter, 0 mSdLazyCounter, 4806 mSolverCounterSat, 164 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1912 SdHoareTripleChecker+Valid, 4579 SdHoareTripleChecker+Invalid, 4970 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 164 IncrementalHoareTripleChecker+Valid, 4806 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:24:27,205 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1912 Valid, 4579 Invalid, 4970 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [164 Valid, 4806 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-15 15:24:27,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4761 states. [2022-03-15 15:24:27,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4761 to 4029. [2022-03-15 15:24:27,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4029 states, 4012 states have (on average 1.9227318045862414) internal successors, (7714), 4028 states have internal predecessors, (7714), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:24:27,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4029 states to 4029 states and 7714 transitions. [2022-03-15 15:24:27,245 INFO L78 Accepts]: Start accepts. Automaton has 4029 states and 7714 transitions. Word has length 234 [2022-03-15 15:24:27,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:24:27,246 INFO L470 AbstractCegarLoop]: Abstraction has 4029 states and 7714 transitions. [2022-03-15 15:24:27,246 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:24:27,246 INFO L276 IsEmpty]: Start isEmpty. Operand 4029 states and 7714 transitions. [2022-03-15 15:24:27,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:24:27,247 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:24:27,248 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:24:27,248 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable147 [2022-03-15 15:24:27,248 INFO L402 AbstractCegarLoop]: === Iteration 149 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:24:27,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:24:27,248 INFO L85 PathProgramCache]: Analyzing trace with hash 130186284, now seen corresponding path program 43 times [2022-03-15 15:24:27,248 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:24:27,248 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1122151558] [2022-03-15 15:24:27,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:24:27,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:24:27,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:24:28,016 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:24:28,016 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:24:28,016 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1122151558] [2022-03-15 15:24:28,016 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1122151558] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:24:28,016 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:24:28,016 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:24:28,016 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1970376404] [2022-03-15 15:24:28,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:24:28,017 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:24:28,017 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:24:28,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:24:28,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1093, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:24:28,017 INFO L87 Difference]: Start difference. First operand 4029 states and 7714 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:24:33,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:24:33,651 INFO L93 Difference]: Finished difference Result 5365 states and 10354 transitions. [2022-03-15 15:24:33,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-15 15:24:33,651 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:24:33,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:24:33,658 INFO L225 Difference]: With dead ends: 5365 [2022-03-15 15:24:33,658 INFO L226 Difference]: Without dead ends: 5365 [2022-03-15 15:24:33,658 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1765 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=1066, Invalid=6766, Unknown=0, NotChecked=0, Total=7832 [2022-03-15 15:24:33,658 INFO L933 BasicCegarLoop]: 299 mSDtfsCounter, 2312 mSDsluCounter, 5169 mSDsCounter, 0 mSdLazyCounter, 5383 mSolverCounterSat, 198 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2312 SdHoareTripleChecker+Valid, 5464 SdHoareTripleChecker+Invalid, 5581 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 198 IncrementalHoareTripleChecker+Valid, 5383 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:24:33,659 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2312 Valid, 5464 Invalid, 5581 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [198 Valid, 5383 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-15 15:24:33,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5365 states. [2022-03-15 15:24:33,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5365 to 4059. [2022-03-15 15:24:33,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4059 states, 4042 states have (on average 1.9233052944087086) internal successors, (7774), 4058 states have internal predecessors, (7774), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:24:33,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4059 states to 4059 states and 7774 transitions. [2022-03-15 15:24:33,711 INFO L78 Accepts]: Start accepts. Automaton has 4059 states and 7774 transitions. Word has length 234 [2022-03-15 15:24:33,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:24:33,711 INFO L470 AbstractCegarLoop]: Abstraction has 4059 states and 7774 transitions. [2022-03-15 15:24:33,712 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:24:33,712 INFO L276 IsEmpty]: Start isEmpty. Operand 4059 states and 7774 transitions. [2022-03-15 15:24:33,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:24:33,714 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:24:33,714 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:24:33,714 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable148 [2022-03-15 15:24:33,714 INFO L402 AbstractCegarLoop]: === Iteration 150 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:24:33,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:24:33,714 INFO L85 PathProgramCache]: Analyzing trace with hash 1425458350, now seen corresponding path program 44 times [2022-03-15 15:24:33,714 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:24:33,715 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1778348523] [2022-03-15 15:24:33,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:24:33,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:24:33,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:24:34,559 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:24:34,560 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:24:34,560 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1778348523] [2022-03-15 15:24:34,560 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1778348523] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:24:34,560 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:24:34,560 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:24:34,560 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [464202083] [2022-03-15 15:24:34,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:24:34,560 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:24:34,560 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:24:34,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:24:34,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=1095, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:24:34,561 INFO L87 Difference]: Start difference. First operand 4059 states and 7774 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:24:41,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:24:41,298 INFO L93 Difference]: Finished difference Result 5327 states and 10280 transitions. [2022-03-15 15:24:41,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-15 15:24:41,298 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:24:41,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:24:41,304 INFO L225 Difference]: With dead ends: 5327 [2022-03-15 15:24:41,304 INFO L226 Difference]: Without dead ends: 5327 [2022-03-15 15:24:41,305 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1650 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=1022, Invalid=6460, Unknown=0, NotChecked=0, Total=7482 [2022-03-15 15:24:41,305 INFO L933 BasicCegarLoop]: 294 mSDtfsCounter, 2458 mSDsluCounter, 5238 mSDsCounter, 0 mSdLazyCounter, 5583 mSolverCounterSat, 192 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2458 SdHoareTripleChecker+Valid, 5528 SdHoareTripleChecker+Invalid, 5775 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 192 IncrementalHoareTripleChecker+Valid, 5583 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:24:41,305 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2458 Valid, 5528 Invalid, 5775 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [192 Valid, 5583 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-03-15 15:24:41,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5327 states. [2022-03-15 15:24:41,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5327 to 4065. [2022-03-15 15:24:41,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4065 states, 4048 states have (on average 1.9234189723320159) internal successors, (7786), 4064 states have internal predecessors, (7786), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:24:41,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4065 states to 4065 states and 7786 transitions. [2022-03-15 15:24:41,353 INFO L78 Accepts]: Start accepts. Automaton has 4065 states and 7786 transitions. Word has length 234 [2022-03-15 15:24:41,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:24:41,354 INFO L470 AbstractCegarLoop]: Abstraction has 4065 states and 7786 transitions. [2022-03-15 15:24:41,354 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:24:41,354 INFO L276 IsEmpty]: Start isEmpty. Operand 4065 states and 7786 transitions. [2022-03-15 15:24:41,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:24:41,356 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:24:41,356 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:24:41,356 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable149 [2022-03-15 15:24:41,356 INFO L402 AbstractCegarLoop]: === Iteration 151 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:24:41,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:24:41,356 INFO L85 PathProgramCache]: Analyzing trace with hash -202589332, now seen corresponding path program 45 times [2022-03-15 15:24:41,356 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:24:41,356 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1564584062] [2022-03-15 15:24:41,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:24:41,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:24:41,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:24:42,443 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:24:42,443 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:24:42,443 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1564584062] [2022-03-15 15:24:42,443 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1564584062] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:24:42,443 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:24:42,443 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:24:42,443 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071339203] [2022-03-15 15:24:42,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:24:42,447 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:24:42,447 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:24:42,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:24:42,447 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=1095, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:24:42,447 INFO L87 Difference]: Start difference. First operand 4065 states and 7786 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:24:47,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:24:47,876 INFO L93 Difference]: Finished difference Result 5251 states and 10132 transitions. [2022-03-15 15:24:47,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-15 15:24:47,876 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:24:47,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:24:47,882 INFO L225 Difference]: With dead ends: 5251 [2022-03-15 15:24:47,882 INFO L226 Difference]: Without dead ends: 5251 [2022-03-15 15:24:47,882 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1541 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=989, Invalid=6151, Unknown=0, NotChecked=0, Total=7140 [2022-03-15 15:24:47,883 INFO L933 BasicCegarLoop]: 291 mSDtfsCounter, 2058 mSDsluCounter, 6337 mSDsCounter, 0 mSdLazyCounter, 6584 mSolverCounterSat, 157 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2058 SdHoareTripleChecker+Valid, 6623 SdHoareTripleChecker+Invalid, 6741 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 157 IncrementalHoareTripleChecker+Valid, 6584 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:24:47,883 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2058 Valid, 6623 Invalid, 6741 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [157 Valid, 6584 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-03-15 15:24:47,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5251 states. [2022-03-15 15:24:47,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5251 to 4053. [2022-03-15 15:24:47,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4053 states, 4036 states have (on average 1.923191278493558) internal successors, (7762), 4052 states have internal predecessors, (7762), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:24:47,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4053 states to 4053 states and 7762 transitions. [2022-03-15 15:24:47,924 INFO L78 Accepts]: Start accepts. Automaton has 4053 states and 7762 transitions. Word has length 234 [2022-03-15 15:24:47,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:24:47,924 INFO L470 AbstractCegarLoop]: Abstraction has 4053 states and 7762 transitions. [2022-03-15 15:24:47,924 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:24:47,924 INFO L276 IsEmpty]: Start isEmpty. Operand 4053 states and 7762 transitions. [2022-03-15 15:24:47,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:24:47,926 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:24:47,926 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:24:47,926 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable150 [2022-03-15 15:24:47,926 INFO L402 AbstractCegarLoop]: === Iteration 152 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:24:47,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:24:47,927 INFO L85 PathProgramCache]: Analyzing trace with hash -1270447988, now seen corresponding path program 46 times [2022-03-15 15:24:47,927 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:24:47,927 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1318495491] [2022-03-15 15:24:47,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:24:47,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:24:47,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:24:48,670 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:24:48,670 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:24:48,671 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1318495491] [2022-03-15 15:24:48,671 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1318495491] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:24:48,671 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:24:48,671 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:24:48,671 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [353699562] [2022-03-15 15:24:48,671 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:24:48,671 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:24:48,671 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:24:48,671 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:24:48,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1090, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:24:48,672 INFO L87 Difference]: Start difference. First operand 4053 states and 7762 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:24:55,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:24:55,517 INFO L93 Difference]: Finished difference Result 6726 states and 12979 transitions. [2022-03-15 15:24:55,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2022-03-15 15:24:55,517 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:24:55,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:24:55,524 INFO L225 Difference]: With dead ends: 6726 [2022-03-15 15:24:55,524 INFO L226 Difference]: Without dead ends: 6726 [2022-03-15 15:24:55,524 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 98 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2396 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=1430, Invalid=8470, Unknown=0, NotChecked=0, Total=9900 [2022-03-15 15:24:55,524 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 2718 mSDsluCounter, 6507 mSDsCounter, 0 mSdLazyCounter, 5911 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2718 SdHoareTripleChecker+Valid, 6849 SdHoareTripleChecker+Invalid, 6086 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 5911 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:24:55,525 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2718 Valid, 6849 Invalid, 6086 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 5911 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2022-03-15 15:24:55,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6726 states. [2022-03-15 15:24:55,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6726 to 4088. [2022-03-15 15:24:55,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4088 states, 4071 states have (on average 1.9238516335052813) internal successors, (7832), 4087 states have internal predecessors, (7832), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:24:55,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4088 states to 4088 states and 7832 transitions. [2022-03-15 15:24:55,570 INFO L78 Accepts]: Start accepts. Automaton has 4088 states and 7832 transitions. Word has length 234 [2022-03-15 15:24:55,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:24:55,571 INFO L470 AbstractCegarLoop]: Abstraction has 4088 states and 7832 transitions. [2022-03-15 15:24:55,571 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:24:55,571 INFO L276 IsEmpty]: Start isEmpty. Operand 4088 states and 7832 transitions. [2022-03-15 15:24:55,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:24:55,573 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:24:55,573 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:24:55,573 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable151 [2022-03-15 15:24:55,573 INFO L402 AbstractCegarLoop]: === Iteration 153 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:24:55,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:24:55,573 INFO L85 PathProgramCache]: Analyzing trace with hash -1078973015, now seen corresponding path program 22 times [2022-03-15 15:24:55,573 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:24:55,573 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [286867689] [2022-03-15 15:24:55,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:24:55,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:24:55,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:24:56,430 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:24:56,431 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:24:56,431 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [286867689] [2022-03-15 15:24:56,431 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [286867689] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:24:56,431 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:24:56,431 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:24:56,431 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [348061227] [2022-03-15 15:24:56,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:24:56,431 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:24:56,431 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:24:56,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:24:56,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1090, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:24:56,432 INFO L87 Difference]: Start difference. First operand 4088 states and 7832 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:25:03,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:25:03,639 INFO L93 Difference]: Finished difference Result 7129 states and 13702 transitions. [2022-03-15 15:25:03,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-03-15 15:25:03,640 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:25:03,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:25:03,648 INFO L225 Difference]: With dead ends: 7129 [2022-03-15 15:25:03,648 INFO L226 Difference]: Without dead ends: 7129 [2022-03-15 15:25:03,649 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2181 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=1553, Invalid=7953, Unknown=0, NotChecked=0, Total=9506 [2022-03-15 15:25:03,649 INFO L933 BasicCegarLoop]: 403 mSDtfsCounter, 2922 mSDsluCounter, 6790 mSDsCounter, 0 mSdLazyCounter, 7799 mSolverCounterSat, 326 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2922 SdHoareTripleChecker+Valid, 7188 SdHoareTripleChecker+Invalid, 8125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 326 IncrementalHoareTripleChecker+Valid, 7799 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:25:03,649 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2922 Valid, 7188 Invalid, 8125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [326 Valid, 7799 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-03-15 15:25:03,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7129 states. [2022-03-15 15:25:03,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7129 to 4028. [2022-03-15 15:25:03,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4028 states, 4011 states have (on average 1.9237097980553477) internal successors, (7716), 4027 states have internal predecessors, (7716), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:25:03,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4028 states to 4028 states and 7716 transitions. [2022-03-15 15:25:03,704 INFO L78 Accepts]: Start accepts. Automaton has 4028 states and 7716 transitions. Word has length 234 [2022-03-15 15:25:03,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:25:03,704 INFO L470 AbstractCegarLoop]: Abstraction has 4028 states and 7716 transitions. [2022-03-15 15:25:03,704 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:25:03,704 INFO L276 IsEmpty]: Start isEmpty. Operand 4028 states and 7716 transitions. [2022-03-15 15:25:03,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:25:03,706 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:25:03,706 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:25:03,706 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable152 [2022-03-15 15:25:03,706 INFO L402 AbstractCegarLoop]: === Iteration 154 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:25:03,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:25:03,707 INFO L85 PathProgramCache]: Analyzing trace with hash 286806510, now seen corresponding path program 47 times [2022-03-15 15:25:03,707 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:25:03,707 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1333372871] [2022-03-15 15:25:03,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:25:03,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:25:03,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:25:04,842 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:25:04,843 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:25:04,843 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1333372871] [2022-03-15 15:25:04,843 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1333372871] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:25:04,843 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:25:04,843 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:25:04,843 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [83627945] [2022-03-15 15:25:04,843 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:25:04,843 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:25:04,843 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:25:04,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:25:04,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=1089, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:25:04,844 INFO L87 Difference]: Start difference. First operand 4028 states and 7716 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:25:10,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:25:10,322 INFO L93 Difference]: Finished difference Result 5756 states and 11166 transitions. [2022-03-15 15:25:10,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-15 15:25:10,322 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:25:10,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:25:10,329 INFO L225 Difference]: With dead ends: 5756 [2022-03-15 15:25:10,329 INFO L226 Difference]: Without dead ends: 5756 [2022-03-15 15:25:10,330 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1167 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=952, Invalid=4900, Unknown=0, NotChecked=0, Total=5852 [2022-03-15 15:25:10,330 INFO L933 BasicCegarLoop]: 238 mSDtfsCounter, 2699 mSDsluCounter, 3629 mSDsCounter, 0 mSdLazyCounter, 3374 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2699 SdHoareTripleChecker+Valid, 3862 SdHoareTripleChecker+Invalid, 3580 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 3374 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:25:10,330 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2699 Valid, 3862 Invalid, 3580 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 3374 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:25:10,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5756 states. [2022-03-15 15:25:10,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5756 to 4022. [2022-03-15 15:25:10,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4022 states, 4005 states have (on average 1.9235955056179774) internal successors, (7704), 4021 states have internal predecessors, (7704), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:25:10,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4022 states to 4022 states and 7704 transitions. [2022-03-15 15:25:10,390 INFO L78 Accepts]: Start accepts. Automaton has 4022 states and 7704 transitions. Word has length 234 [2022-03-15 15:25:10,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:25:10,390 INFO L470 AbstractCegarLoop]: Abstraction has 4022 states and 7704 transitions. [2022-03-15 15:25:10,390 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:25:10,390 INFO L276 IsEmpty]: Start isEmpty. Operand 4022 states and 7704 transitions. [2022-03-15 15:25:10,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:25:10,392 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:25:10,392 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:25:10,392 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable153 [2022-03-15 15:25:10,392 INFO L402 AbstractCegarLoop]: === Iteration 155 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:25:10,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:25:10,392 INFO L85 PathProgramCache]: Analyzing trace with hash 402482290, now seen corresponding path program 48 times [2022-03-15 15:25:10,393 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:25:10,393 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1477945311] [2022-03-15 15:25:10,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:25:10,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:25:10,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:25:11,281 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:25:11,281 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:25:11,281 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1477945311] [2022-03-15 15:25:11,281 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1477945311] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:25:11,281 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:25:11,281 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:25:11,281 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [451668399] [2022-03-15 15:25:11,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:25:11,282 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:25:11,282 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:25:11,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:25:11,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1094, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:25:11,282 INFO L87 Difference]: Start difference. First operand 4022 states and 7704 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:25:16,451 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:25:16,452 INFO L93 Difference]: Finished difference Result 5802 states and 11256 transitions. [2022-03-15 15:25:16,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-15 15:25:16,452 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:25:16,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:25:16,458 INFO L225 Difference]: With dead ends: 5802 [2022-03-15 15:25:16,458 INFO L226 Difference]: Without dead ends: 5802 [2022-03-15 15:25:16,459 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1422 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=1110, Invalid=5696, Unknown=0, NotChecked=0, Total=6806 [2022-03-15 15:25:16,459 INFO L933 BasicCegarLoop]: 245 mSDtfsCounter, 2728 mSDsluCounter, 4191 mSDsCounter, 0 mSdLazyCounter, 4622 mSolverCounterSat, 224 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2728 SdHoareTripleChecker+Valid, 4432 SdHoareTripleChecker+Invalid, 4846 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 224 IncrementalHoareTripleChecker+Valid, 4622 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:25:16,459 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2728 Valid, 4432 Invalid, 4846 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [224 Valid, 4622 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:25:16,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5802 states. [2022-03-15 15:25:16,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5802 to 4016. [2022-03-15 15:25:16,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4016 states, 3999 states have (on average 1.9234808702175543) internal successors, (7692), 4015 states have internal predecessors, (7692), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:25:16,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4016 states to 4016 states and 7692 transitions. [2022-03-15 15:25:16,504 INFO L78 Accepts]: Start accepts. Automaton has 4016 states and 7692 transitions. Word has length 234 [2022-03-15 15:25:16,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:25:16,504 INFO L470 AbstractCegarLoop]: Abstraction has 4016 states and 7692 transitions. [2022-03-15 15:25:16,505 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:25:16,505 INFO L276 IsEmpty]: Start isEmpty. Operand 4016 states and 7692 transitions. [2022-03-15 15:25:16,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:25:16,506 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:25:16,507 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:25:16,507 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable154 [2022-03-15 15:25:16,507 INFO L402 AbstractCegarLoop]: === Iteration 156 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:25:16,507 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:25:16,507 INFO L85 PathProgramCache]: Analyzing trace with hash 1200092462, now seen corresponding path program 49 times [2022-03-15 15:25:16,507 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:25:16,507 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [647298693] [2022-03-15 15:25:16,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:25:16,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:25:16,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:25:17,413 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:25:17,413 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:25:17,413 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [647298693] [2022-03-15 15:25:17,413 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [647298693] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:25:17,413 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:25:17,413 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:25:17,413 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1219842109] [2022-03-15 15:25:17,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:25:17,414 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:25:17,414 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:25:17,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:25:17,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=1094, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:25:17,414 INFO L87 Difference]: Start difference. First operand 4016 states and 7692 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:25:23,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:25:23,179 INFO L93 Difference]: Finished difference Result 5921 states and 11487 transitions. [2022-03-15 15:25:23,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-15 15:25:23,180 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:25:23,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:25:23,185 INFO L225 Difference]: With dead ends: 5921 [2022-03-15 15:25:23,185 INFO L226 Difference]: Without dead ends: 5921 [2022-03-15 15:25:23,185 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1619 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=1221, Invalid=6261, Unknown=0, NotChecked=0, Total=7482 [2022-03-15 15:25:23,186 INFO L933 BasicCegarLoop]: 253 mSDtfsCounter, 2552 mSDsluCounter, 4998 mSDsCounter, 0 mSdLazyCounter, 5661 mSolverCounterSat, 227 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2552 SdHoareTripleChecker+Valid, 5246 SdHoareTripleChecker+Invalid, 5888 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 227 IncrementalHoareTripleChecker+Valid, 5661 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:25:23,186 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2552 Valid, 5246 Invalid, 5888 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [227 Valid, 5661 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-15 15:25:23,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5921 states. [2022-03-15 15:25:23,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5921 to 4022. [2022-03-15 15:25:23,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4022 states, 4005 states have (on average 1.9235955056179774) internal successors, (7704), 4021 states have internal predecessors, (7704), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:25:23,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4022 states to 4022 states and 7704 transitions. [2022-03-15 15:25:23,225 INFO L78 Accepts]: Start accepts. Automaton has 4022 states and 7704 transitions. Word has length 234 [2022-03-15 15:25:23,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:25:23,225 INFO L470 AbstractCegarLoop]: Abstraction has 4022 states and 7704 transitions. [2022-03-15 15:25:23,225 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:25:23,225 INFO L276 IsEmpty]: Start isEmpty. Operand 4022 states and 7704 transitions. [2022-03-15 15:25:23,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:25:23,227 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:25:23,227 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:25:23,227 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable155 [2022-03-15 15:25:23,227 INFO L402 AbstractCegarLoop]: === Iteration 157 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:25:23,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:25:23,227 INFO L85 PathProgramCache]: Analyzing trace with hash -427955220, now seen corresponding path program 50 times [2022-03-15 15:25:23,227 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:25:23,227 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613222505] [2022-03-15 15:25:23,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:25:23,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:25:23,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:25:24,277 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:25:24,277 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:25:24,277 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1613222505] [2022-03-15 15:25:24,277 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1613222505] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:25:24,277 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:25:24,277 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:25:24,277 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1830673350] [2022-03-15 15:25:24,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:25:24,278 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:25:24,278 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:25:24,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:25:24,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=1095, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:25:24,278 INFO L87 Difference]: Start difference. First operand 4022 states and 7704 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:25:30,779 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:25:30,780 INFO L93 Difference]: Finished difference Result 5765 states and 11183 transitions. [2022-03-15 15:25:30,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-15 15:25:30,780 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:25:30,780 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:25:30,786 INFO L225 Difference]: With dead ends: 5765 [2022-03-15 15:25:30,786 INFO L226 Difference]: Without dead ends: 5765 [2022-03-15 15:25:30,787 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1405 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=1245, Invalid=5561, Unknown=0, NotChecked=0, Total=6806 [2022-03-15 15:25:30,787 INFO L933 BasicCegarLoop]: 248 mSDtfsCounter, 2762 mSDsluCounter, 4077 mSDsCounter, 0 mSdLazyCounter, 4070 mSolverCounterSat, 243 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2762 SdHoareTripleChecker+Valid, 4321 SdHoareTripleChecker+Invalid, 4313 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 243 IncrementalHoareTripleChecker+Valid, 4070 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:25:30,787 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2762 Valid, 4321 Invalid, 4313 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [243 Valid, 4070 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-15 15:25:30,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5765 states. [2022-03-15 15:25:30,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5765 to 4010. [2022-03-15 15:25:30,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4010 states, 3993 states have (on average 1.923365890308039) internal successors, (7680), 4009 states have internal predecessors, (7680), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:25:30,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4010 states to 4010 states and 7680 transitions. [2022-03-15 15:25:30,829 INFO L78 Accepts]: Start accepts. Automaton has 4010 states and 7680 transitions. Word has length 234 [2022-03-15 15:25:30,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:25:30,829 INFO L470 AbstractCegarLoop]: Abstraction has 4010 states and 7680 transitions. [2022-03-15 15:25:30,829 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:25:30,829 INFO L276 IsEmpty]: Start isEmpty. Operand 4010 states and 7680 transitions. [2022-03-15 15:25:30,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:25:30,831 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:25:30,831 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:25:30,831 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable156 [2022-03-15 15:25:30,831 INFO L402 AbstractCegarLoop]: === Iteration 158 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:25:30,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:25:30,831 INFO L85 PathProgramCache]: Analyzing trace with hash -382959310, now seen corresponding path program 51 times [2022-03-15 15:25:30,832 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:25:30,832 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [380303680] [2022-03-15 15:25:30,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:25:30,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:25:30,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:25:31,860 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:25:31,861 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:25:31,861 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [380303680] [2022-03-15 15:25:31,861 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [380303680] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:25:31,861 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:25:31,861 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [35] imperfect sequences [] total 35 [2022-03-15 15:25:31,861 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [590285252] [2022-03-15 15:25:31,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:25:31,861 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2022-03-15 15:25:31,861 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:25:31,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2022-03-15 15:25:31,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=1158, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 15:25:31,862 INFO L87 Difference]: Start difference. First operand 4010 states and 7680 transitions. Second operand has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:25:42,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:25:42,079 INFO L93 Difference]: Finished difference Result 5881 states and 11400 transitions. [2022-03-15 15:25:42,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-15 15:25:42,080 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:25:42,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:25:42,086 INFO L225 Difference]: With dead ends: 5881 [2022-03-15 15:25:42,086 INFO L226 Difference]: Without dead ends: 5881 [2022-03-15 15:25:42,087 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1684 ImplicationChecksByTransitivity, 7.7s TimeCoverageRelationStatistics Valid=1414, Invalid=6418, Unknown=0, NotChecked=0, Total=7832 [2022-03-15 15:25:42,087 INFO L933 BasicCegarLoop]: 255 mSDtfsCounter, 3052 mSDsluCounter, 5167 mSDsCounter, 0 mSdLazyCounter, 5588 mSolverCounterSat, 289 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3052 SdHoareTripleChecker+Valid, 5417 SdHoareTripleChecker+Invalid, 5877 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 289 IncrementalHoareTripleChecker+Valid, 5588 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:25:42,087 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3052 Valid, 5417 Invalid, 5877 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [289 Valid, 5588 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2022-03-15 15:25:42,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5881 states. [2022-03-15 15:25:42,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5881 to 4001. [2022-03-15 15:25:42,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4001 states, 3984 states have (on average 1.9231927710843373) internal successors, (7662), 4000 states have internal predecessors, (7662), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:25:42,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4001 states to 4001 states and 7662 transitions. [2022-03-15 15:25:42,137 INFO L78 Accepts]: Start accepts. Automaton has 4001 states and 7662 transitions. Word has length 234 [2022-03-15 15:25:42,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:25:42,137 INFO L470 AbstractCegarLoop]: Abstraction has 4001 states and 7662 transitions. [2022-03-15 15:25:42,137 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:25:42,137 INFO L276 IsEmpty]: Start isEmpty. Operand 4001 states and 7662 transitions. [2022-03-15 15:25:42,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:25:42,139 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:25:42,139 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:25:42,139 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable157 [2022-03-15 15:25:42,139 INFO L402 AbstractCegarLoop]: === Iteration 159 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:25:42,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:25:42,139 INFO L85 PathProgramCache]: Analyzing trace with hash 912312756, now seen corresponding path program 52 times [2022-03-15 15:25:42,139 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:25:42,139 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1419378289] [2022-03-15 15:25:42,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:25:42,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:25:42,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:25:43,171 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:25:43,171 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:25:43,171 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1419378289] [2022-03-15 15:25:43,171 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1419378289] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:25:43,171 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:25:43,171 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [35] imperfect sequences [] total 35 [2022-03-15 15:25:43,171 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1311411585] [2022-03-15 15:25:43,171 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:25:43,172 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2022-03-15 15:25:43,172 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:25:43,172 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2022-03-15 15:25:43,172 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=1138, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 15:25:43,172 INFO L87 Difference]: Start difference. First operand 4001 states and 7662 transitions. Second operand has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:25:50,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:25:50,798 INFO L93 Difference]: Finished difference Result 5905 states and 11451 transitions. [2022-03-15 15:25:50,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-03-15 15:25:50,798 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:25:50,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:25:50,805 INFO L225 Difference]: With dead ends: 5905 [2022-03-15 15:25:50,805 INFO L226 Difference]: Without dead ends: 5905 [2022-03-15 15:25:50,806 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1957 ImplicationChecksByTransitivity, 5.8s TimeCoverageRelationStatistics Valid=1351, Invalid=6839, Unknown=0, NotChecked=0, Total=8190 [2022-03-15 15:25:50,806 INFO L933 BasicCegarLoop]: 255 mSDtfsCounter, 2533 mSDsluCounter, 4388 mSDsCounter, 0 mSdLazyCounter, 5006 mSolverCounterSat, 236 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2533 SdHoareTripleChecker+Valid, 4638 SdHoareTripleChecker+Invalid, 5242 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 236 IncrementalHoareTripleChecker+Valid, 5006 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:25:50,806 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2533 Valid, 4638 Invalid, 5242 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [236 Valid, 5006 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-15 15:25:50,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5905 states. [2022-03-15 15:25:50,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5905 to 3992. [2022-03-15 15:25:50,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3992 states, 3975 states have (on average 1.9230188679245284) internal successors, (7644), 3991 states have internal predecessors, (7644), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:25:50,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3992 states to 3992 states and 7644 transitions. [2022-03-15 15:25:50,849 INFO L78 Accepts]: Start accepts. Automaton has 3992 states and 7644 transitions. Word has length 234 [2022-03-15 15:25:50,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:25:50,849 INFO L470 AbstractCegarLoop]: Abstraction has 3992 states and 7644 transitions. [2022-03-15 15:25:50,849 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 35 states have (on average 5.4) internal successors, (189), 36 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:25:50,849 INFO L276 IsEmpty]: Start isEmpty. Operand 3992 states and 7644 transitions. [2022-03-15 15:25:50,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:25:50,851 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:25:50,851 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:25:50,851 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable158 [2022-03-15 15:25:50,851 INFO L402 AbstractCegarLoop]: === Iteration 160 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:25:50,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:25:50,852 INFO L85 PathProgramCache]: Analyzing trace with hash -715734926, now seen corresponding path program 53 times [2022-03-15 15:25:50,852 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:25:50,852 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851245192] [2022-03-15 15:25:50,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:25:50,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:25:50,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:25:51,743 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:25:51,743 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:25:51,743 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [851245192] [2022-03-15 15:25:51,743 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [851245192] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:25:51,743 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:25:51,743 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:25:51,743 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266623643] [2022-03-15 15:25:51,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:25:51,744 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:25:51,744 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:25:51,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:25:51,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=1072, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:25:51,744 INFO L87 Difference]: Start difference. First operand 3992 states and 7644 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:25:57,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:25:57,352 INFO L93 Difference]: Finished difference Result 5787 states and 11222 transitions. [2022-03-15 15:25:57,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-15 15:25:57,353 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:25:57,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:25:57,358 INFO L225 Difference]: With dead ends: 5787 [2022-03-15 15:25:57,358 INFO L226 Difference]: Without dead ends: 5787 [2022-03-15 15:25:57,359 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1754 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=1262, Invalid=6220, Unknown=0, NotChecked=0, Total=7482 [2022-03-15 15:25:57,359 INFO L933 BasicCegarLoop]: 252 mSDtfsCounter, 2249 mSDsluCounter, 4677 mSDsCounter, 0 mSdLazyCounter, 5014 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2249 SdHoareTripleChecker+Valid, 4924 SdHoareTripleChecker+Invalid, 5220 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 5014 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:25:57,359 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2249 Valid, 4924 Invalid, 5220 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 5014 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-15 15:25:57,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5787 states. [2022-03-15 15:25:57,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5787 to 3928. [2022-03-15 15:25:57,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3928 states, 3911 states have (on average 1.9207363845563794) internal successors, (7512), 3927 states have internal predecessors, (7512), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:25:57,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3928 states to 3928 states and 7512 transitions. [2022-03-15 15:25:57,399 INFO L78 Accepts]: Start accepts. Automaton has 3928 states and 7512 transitions. Word has length 234 [2022-03-15 15:25:57,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:25:57,399 INFO L470 AbstractCegarLoop]: Abstraction has 3928 states and 7512 transitions. [2022-03-15 15:25:57,400 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:25:57,400 INFO L276 IsEmpty]: Start isEmpty. Operand 3928 states and 7512 transitions. [2022-03-15 15:25:57,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:25:57,401 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:25:57,401 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:25:57,401 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable159 [2022-03-15 15:25:57,402 INFO L402 AbstractCegarLoop]: === Iteration 161 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:25:57,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:25:57,402 INFO L85 PathProgramCache]: Analyzing trace with hash 879843408, now seen corresponding path program 54 times [2022-03-15 15:25:57,402 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:25:57,402 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [911036757] [2022-03-15 15:25:57,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:25:57,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:25:57,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:25:58,086 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:25:58,086 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:25:58,086 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [911036757] [2022-03-15 15:25:58,086 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [911036757] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:25:58,086 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:25:58,086 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:25:58,086 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1666149611] [2022-03-15 15:25:58,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:25:58,087 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:25:58,087 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:25:58,087 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:25:58,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=1027, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:25:58,087 INFO L87 Difference]: Start difference. First operand 3928 states and 7512 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:26:01,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:26:01,996 INFO L93 Difference]: Finished difference Result 4749 states and 9122 transitions. [2022-03-15 15:26:01,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-15 15:26:01,996 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:26:01,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:26:02,001 INFO L225 Difference]: With dead ends: 4749 [2022-03-15 15:26:02,001 INFO L226 Difference]: Without dead ends: 4749 [2022-03-15 15:26:02,002 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1593 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=957, Invalid=6015, Unknown=0, NotChecked=0, Total=6972 [2022-03-15 15:26:02,002 INFO L933 BasicCegarLoop]: 282 mSDtfsCounter, 1831 mSDsluCounter, 5072 mSDsCounter, 0 mSdLazyCounter, 4796 mSolverCounterSat, 168 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1831 SdHoareTripleChecker+Valid, 5350 SdHoareTripleChecker+Invalid, 4964 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 168 IncrementalHoareTripleChecker+Valid, 4796 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:26:02,002 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1831 Valid, 5350 Invalid, 4964 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [168 Valid, 4796 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:26:02,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4749 states. [2022-03-15 15:26:02,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4749 to 3999. [2022-03-15 15:26:02,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3999 states, 3982 states have (on average 1.922149673530889) internal successors, (7654), 3998 states have internal predecessors, (7654), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:26:02,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3999 states to 3999 states and 7654 transitions. [2022-03-15 15:26:02,041 INFO L78 Accepts]: Start accepts. Automaton has 3999 states and 7654 transitions. Word has length 234 [2022-03-15 15:26:02,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:26:02,041 INFO L470 AbstractCegarLoop]: Abstraction has 3999 states and 7654 transitions. [2022-03-15 15:26:02,041 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:26:02,041 INFO L276 IsEmpty]: Start isEmpty. Operand 3999 states and 7654 transitions. [2022-03-15 15:26:02,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:26:02,043 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:26:02,043 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:26:02,043 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable160 [2022-03-15 15:26:02,043 INFO L402 AbstractCegarLoop]: === Iteration 162 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:26:02,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:26:02,044 INFO L85 PathProgramCache]: Analyzing trace with hash -2119851822, now seen corresponding path program 55 times [2022-03-15 15:26:02,044 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:26:02,044 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [142262773] [2022-03-15 15:26:02,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:26:02,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:26:02,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:26:03,140 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:26:03,141 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:26:03,141 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [142262773] [2022-03-15 15:26:03,141 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [142262773] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:26:03,141 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:26:03,141 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:26:03,141 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1545289888] [2022-03-15 15:26:03,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:26:03,141 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:26:03,141 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:26:03,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:26:03,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:26:03,142 INFO L87 Difference]: Start difference. First operand 3999 states and 7654 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:26:08,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:26:08,228 INFO L93 Difference]: Finished difference Result 4720 states and 9066 transitions. [2022-03-15 15:26:08,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-15 15:26:08,229 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:26:08,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:26:08,234 INFO L225 Difference]: With dead ends: 4720 [2022-03-15 15:26:08,234 INFO L226 Difference]: Without dead ends: 4720 [2022-03-15 15:26:08,234 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1429 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=912, Invalid=5730, Unknown=0, NotChecked=0, Total=6642 [2022-03-15 15:26:08,234 INFO L933 BasicCegarLoop]: 277 mSDtfsCounter, 1784 mSDsluCounter, 5628 mSDsCounter, 0 mSdLazyCounter, 5452 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1784 SdHoareTripleChecker+Valid, 5900 SdHoareTripleChecker+Invalid, 5598 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 5452 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:26:08,235 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1784 Valid, 5900 Invalid, 5598 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 5452 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-15 15:26:08,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4720 states. [2022-03-15 15:26:08,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4720 to 4011. [2022-03-15 15:26:08,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4011 states, 3994 states have (on average 1.9223835753630445) internal successors, (7678), 4010 states have internal predecessors, (7678), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:26:08,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4011 states to 4011 states and 7678 transitions. [2022-03-15 15:26:08,273 INFO L78 Accepts]: Start accepts. Automaton has 4011 states and 7678 transitions. Word has length 234 [2022-03-15 15:26:08,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:26:08,273 INFO L470 AbstractCegarLoop]: Abstraction has 4011 states and 7678 transitions. [2022-03-15 15:26:08,273 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:26:08,273 INFO L276 IsEmpty]: Start isEmpty. Operand 4011 states and 7678 transitions. [2022-03-15 15:26:08,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:26:08,275 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:26:08,275 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:26:08,275 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable161 [2022-03-15 15:26:08,275 INFO L402 AbstractCegarLoop]: === Iteration 163 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:26:08,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:26:08,276 INFO L85 PathProgramCache]: Analyzing trace with hash 547067792, now seen corresponding path program 56 times [2022-03-15 15:26:08,276 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:26:08,276 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1414930971] [2022-03-15 15:26:08,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:26:08,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:26:08,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:26:08,973 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:26:08,973 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:26:08,973 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1414930971] [2022-03-15 15:26:08,973 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1414930971] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:26:08,973 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:26:08,973 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:26:08,973 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [204701006] [2022-03-15 15:26:08,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:26:08,973 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:26:08,973 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:26:08,974 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:26:08,974 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:26:08,974 INFO L87 Difference]: Start difference. First operand 4011 states and 7678 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:26:13,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:26:13,832 INFO L93 Difference]: Finished difference Result 4678 states and 8986 transitions. [2022-03-15 15:26:13,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-15 15:26:13,832 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:26:13,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:26:13,838 INFO L225 Difference]: With dead ends: 4678 [2022-03-15 15:26:13,838 INFO L226 Difference]: Without dead ends: 4678 [2022-03-15 15:26:13,838 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1328 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=879, Invalid=5441, Unknown=0, NotChecked=0, Total=6320 [2022-03-15 15:26:13,839 INFO L933 BasicCegarLoop]: 274 mSDtfsCounter, 2139 mSDsluCounter, 4552 mSDsCounter, 0 mSdLazyCounter, 4069 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2139 SdHoareTripleChecker+Valid, 4821 SdHoareTripleChecker+Invalid, 4218 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 4069 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:26:13,839 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2139 Valid, 4821 Invalid, 4218 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 4069 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-15 15:26:13,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4678 states. [2022-03-15 15:26:13,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4678 to 4017. [2022-03-15 15:26:13,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4017 states, 4000 states have (on average 1.9225) internal successors, (7690), 4016 states have internal predecessors, (7690), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:26:13,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4017 states to 4017 states and 7690 transitions. [2022-03-15 15:26:13,887 INFO L78 Accepts]: Start accepts. Automaton has 4017 states and 7690 transitions. Word has length 234 [2022-03-15 15:26:13,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:26:13,888 INFO L470 AbstractCegarLoop]: Abstraction has 4017 states and 7690 transitions. [2022-03-15 15:26:13,888 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:26:13,888 INFO L276 IsEmpty]: Start isEmpty. Operand 4017 states and 7690 transitions. [2022-03-15 15:26:13,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:26:13,890 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:26:13,890 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:26:13,890 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable162 [2022-03-15 15:26:13,890 INFO L402 AbstractCegarLoop]: === Iteration 164 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:26:13,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:26:13,890 INFO L85 PathProgramCache]: Analyzing trace with hash -520790864, now seen corresponding path program 57 times [2022-03-15 15:26:13,890 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:26:13,890 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [112496098] [2022-03-15 15:26:13,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:26:13,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:26:13,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:26:14,736 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:26:14,737 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:26:14,737 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [112496098] [2022-03-15 15:26:14,737 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [112496098] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:26:14,737 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:26:14,737 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:26:14,737 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2081877227] [2022-03-15 15:26:14,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:26:14,737 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:26:14,737 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:26:14,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:26:14,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:26:14,738 INFO L87 Difference]: Start difference. First operand 4017 states and 7690 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:26:21,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:26:21,123 INFO L93 Difference]: Finished difference Result 6281 states and 12087 transitions. [2022-03-15 15:26:21,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-03-15 15:26:21,124 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:26:21,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:26:21,131 INFO L225 Difference]: With dead ends: 6281 [2022-03-15 15:26:21,131 INFO L226 Difference]: Without dead ends: 6281 [2022-03-15 15:26:21,132 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2315 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=1402, Invalid=8104, Unknown=0, NotChecked=0, Total=9506 [2022-03-15 15:26:21,132 INFO L933 BasicCegarLoop]: 332 mSDtfsCounter, 2393 mSDsluCounter, 6336 mSDsCounter, 0 mSdLazyCounter, 5696 mSolverCounterSat, 154 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2393 SdHoareTripleChecker+Valid, 6663 SdHoareTripleChecker+Invalid, 5850 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 154 IncrementalHoareTripleChecker+Valid, 5696 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:26:21,132 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2393 Valid, 6663 Invalid, 5850 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [154 Valid, 5696 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-15 15:26:21,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6281 states. [2022-03-15 15:26:21,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6281 to 4052. [2022-03-15 15:26:21,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4052 states, 4035 states have (on average 1.923172242874845) internal successors, (7760), 4051 states have internal predecessors, (7760), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:26:21,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4052 states to 4052 states and 7760 transitions. [2022-03-15 15:26:21,203 INFO L78 Accepts]: Start accepts. Automaton has 4052 states and 7760 transitions. Word has length 234 [2022-03-15 15:26:21,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:26:21,203 INFO L470 AbstractCegarLoop]: Abstraction has 4052 states and 7760 transitions. [2022-03-15 15:26:21,203 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:26:21,203 INFO L276 IsEmpty]: Start isEmpty. Operand 4052 states and 7760 transitions. [2022-03-15 15:26:21,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:26:21,205 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:26:21,205 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:26:21,205 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable163 [2022-03-15 15:26:21,205 INFO L402 AbstractCegarLoop]: === Iteration 165 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:26:21,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:26:21,206 INFO L85 PathProgramCache]: Analyzing trace with hash -329315891, now seen corresponding path program 23 times [2022-03-15 15:26:21,206 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:26:21,206 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [248641927] [2022-03-15 15:26:21,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:26:21,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:26:21,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:26:22,134 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:26:22,134 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:26:22,134 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [248641927] [2022-03-15 15:26:22,134 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [248641927] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:26:22,134 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:26:22,134 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:26:22,134 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98333460] [2022-03-15 15:26:22,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:26:22,135 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:26:22,135 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:26:22,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:26:22,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:26:22,135 INFO L87 Difference]: Start difference. First operand 4052 states and 7760 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:26:30,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:26:30,740 INFO L93 Difference]: Finished difference Result 6690 states and 12822 transitions. [2022-03-15 15:26:30,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2022-03-15 15:26:30,740 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:26:30,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:26:30,747 INFO L225 Difference]: With dead ends: 6690 [2022-03-15 15:26:30,747 INFO L226 Difference]: Without dead ends: 6690 [2022-03-15 15:26:30,748 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2099 ImplicationChecksByTransitivity, 6.2s TimeCoverageRelationStatistics Valid=1538, Invalid=7582, Unknown=0, NotChecked=0, Total=9120 [2022-03-15 15:26:30,748 INFO L933 BasicCegarLoop]: 388 mSDtfsCounter, 2838 mSDsluCounter, 6268 mSDsCounter, 0 mSdLazyCounter, 6845 mSolverCounterSat, 337 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2838 SdHoareTripleChecker+Valid, 6651 SdHoareTripleChecker+Invalid, 7182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 337 IncrementalHoareTripleChecker+Valid, 6845 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:26:30,748 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2838 Valid, 6651 Invalid, 7182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [337 Valid, 6845 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-03-15 15:26:30,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6690 states. [2022-03-15 15:26:30,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6690 to 4004. [2022-03-15 15:26:30,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4004 states, 3987 states have (on average 1.9232505643340858) internal successors, (7668), 4003 states have internal predecessors, (7668), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:26:30,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4004 states to 4004 states and 7668 transitions. [2022-03-15 15:26:30,789 INFO L78 Accepts]: Start accepts. Automaton has 4004 states and 7668 transitions. Word has length 234 [2022-03-15 15:26:30,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:26:30,789 INFO L470 AbstractCegarLoop]: Abstraction has 4004 states and 7668 transitions. [2022-03-15 15:26:30,789 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:26:30,789 INFO L276 IsEmpty]: Start isEmpty. Operand 4004 states and 7668 transitions. [2022-03-15 15:26:30,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:26:30,791 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:26:30,791 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:26:30,791 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable164 [2022-03-15 15:26:30,791 INFO L402 AbstractCegarLoop]: === Iteration 166 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:26:30,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:26:30,792 INFO L85 PathProgramCache]: Analyzing trace with hash 1579118258, now seen corresponding path program 58 times [2022-03-15 15:26:30,792 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:26:30,792 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1069674134] [2022-03-15 15:26:30,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:26:30,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:26:30,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:26:31,512 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:26:31,512 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:26:31,512 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1069674134] [2022-03-15 15:26:31,512 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1069674134] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:26:31,512 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:26:31,512 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [34] imperfect sequences [] total 34 [2022-03-15 15:26:31,512 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [775881746] [2022-03-15 15:26:31,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:26:31,513 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-03-15 15:26:31,513 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:26:31,513 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-03-15 15:26:31,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=1092, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:26:31,513 INFO L87 Difference]: Start difference. First operand 4004 states and 7668 transitions. Second operand has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:26:35,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:26:35,633 INFO L93 Difference]: Finished difference Result 4820 states and 9258 transitions. [2022-03-15 15:26:35,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-15 15:26:35,634 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:26:35,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:26:35,639 INFO L225 Difference]: With dead ends: 4820 [2022-03-15 15:26:35,640 INFO L226 Difference]: Without dead ends: 4820 [2022-03-15 15:26:35,640 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1555 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=966, Invalid=6174, Unknown=0, NotChecked=0, Total=7140 [2022-03-15 15:26:35,640 INFO L933 BasicCegarLoop]: 282 mSDtfsCounter, 1786 mSDsluCounter, 5330 mSDsCounter, 0 mSdLazyCounter, 5059 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1786 SdHoareTripleChecker+Valid, 5607 SdHoareTripleChecker+Invalid, 5222 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 5059 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:26:35,641 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1786 Valid, 5607 Invalid, 5222 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 5059 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:26:35,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4820 states. [2022-03-15 15:26:35,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4820 to 3986. [2022-03-15 15:26:35,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3986 states, 3969 states have (on average 1.9229024943310657) internal successors, (7632), 3985 states have internal predecessors, (7632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:26:35,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3986 states to 3986 states and 7632 transitions. [2022-03-15 15:26:35,684 INFO L78 Accepts]: Start accepts. Automaton has 3986 states and 7632 transitions. Word has length 234 [2022-03-15 15:26:35,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:26:35,684 INFO L470 AbstractCegarLoop]: Abstraction has 3986 states and 7632 transitions. [2022-03-15 15:26:35,684 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 34 states have (on average 5.5588235294117645) internal successors, (189), 35 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:26:35,684 INFO L276 IsEmpty]: Start isEmpty. Operand 3986 states and 7632 transitions. [2022-03-15 15:26:35,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:26:35,686 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:26:35,686 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:26:35,686 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable165 [2022-03-15 15:26:35,686 INFO L402 AbstractCegarLoop]: === Iteration 167 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:26:35,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:26:35,686 INFO L85 PathProgramCache]: Analyzing trace with hash 1246342642, now seen corresponding path program 59 times [2022-03-15 15:26:35,687 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:26:35,687 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [299981594] [2022-03-15 15:26:35,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:26:35,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:26:35,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:26:36,458 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:26:36,459 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:26:36,459 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [299981594] [2022-03-15 15:26:36,459 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [299981594] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:26:36,459 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:26:36,459 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:26:36,459 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1200987167] [2022-03-15 15:26:36,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:26:36,459 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:26:36,459 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:26:36,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:26:36,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=1030, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:26:36,460 INFO L87 Difference]: Start difference. First operand 3986 states and 7632 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:26:40,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:26:40,374 INFO L93 Difference]: Finished difference Result 4651 states and 8930 transitions. [2022-03-15 15:26:40,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-15 15:26:40,375 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:26:40,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:26:40,380 INFO L225 Difference]: With dead ends: 4651 [2022-03-15 15:26:40,380 INFO L226 Difference]: Without dead ends: 4651 [2022-03-15 15:26:40,380 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1328 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=879, Invalid=5441, Unknown=0, NotChecked=0, Total=6320 [2022-03-15 15:26:40,380 INFO L933 BasicCegarLoop]: 274 mSDtfsCounter, 2062 mSDsluCounter, 4892 mSDsCounter, 0 mSdLazyCounter, 4598 mSolverCounterSat, 148 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2062 SdHoareTripleChecker+Valid, 5161 SdHoareTripleChecker+Invalid, 4746 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 148 IncrementalHoareTripleChecker+Valid, 4598 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:26:40,380 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2062 Valid, 5161 Invalid, 4746 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [148 Valid, 4598 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:26:40,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4651 states. [2022-03-15 15:26:40,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4651 to 3928. [2022-03-15 15:26:40,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3928 states, 3911 states have (on average 1.9207363845563794) internal successors, (7512), 3927 states have internal predecessors, (7512), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:26:40,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3928 states to 3928 states and 7512 transitions. [2022-03-15 15:26:40,420 INFO L78 Accepts]: Start accepts. Automaton has 3928 states and 7512 transitions. Word has length 234 [2022-03-15 15:26:40,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:26:40,421 INFO L470 AbstractCegarLoop]: Abstraction has 3928 states and 7512 transitions. [2022-03-15 15:26:40,421 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:26:40,421 INFO L276 IsEmpty]: Start isEmpty. Operand 3928 states and 7512 transitions. [2022-03-15 15:26:40,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:26:40,422 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:26:40,423 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:26:40,423 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable166 [2022-03-15 15:26:40,423 INFO L402 AbstractCegarLoop]: === Iteration 168 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:26:40,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:26:40,423 INFO L85 PathProgramCache]: Analyzing trace with hash -763413988, now seen corresponding path program 60 times [2022-03-15 15:26:40,423 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:26:40,423 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1365300154] [2022-03-15 15:26:40,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:26:40,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:26:40,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:26:41,253 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:26:41,253 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:26:41,253 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1365300154] [2022-03-15 15:26:41,254 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1365300154] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:26:41,254 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:26:41,254 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:26:41,254 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1381253665] [2022-03-15 15:26:41,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:26:41,254 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:26:41,254 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:26:41,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:26:41,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:26:41,255 INFO L87 Difference]: Start difference. First operand 3928 states and 7512 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:26:47,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:26:47,051 INFO L93 Difference]: Finished difference Result 5489 states and 10532 transitions. [2022-03-15 15:26:47,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-15 15:26:47,052 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:26:47,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:26:47,059 INFO L225 Difference]: With dead ends: 5489 [2022-03-15 15:26:47,059 INFO L226 Difference]: Without dead ends: 5489 [2022-03-15 15:26:47,060 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1475 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=1029, Invalid=5777, Unknown=0, NotChecked=0, Total=6806 [2022-03-15 15:26:47,060 INFO L933 BasicCegarLoop]: 298 mSDtfsCounter, 2121 mSDsluCounter, 5788 mSDsCounter, 0 mSdLazyCounter, 4764 mSolverCounterSat, 130 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2121 SdHoareTripleChecker+Valid, 6081 SdHoareTripleChecker+Invalid, 4894 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 130 IncrementalHoareTripleChecker+Valid, 4764 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:26:47,060 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2121 Valid, 6081 Invalid, 4894 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [130 Valid, 4764 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-15 15:26:47,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5489 states. [2022-03-15 15:26:47,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5489 to 4008. [2022-03-15 15:26:47,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4008 states, 3991 states have (on average 1.9223252317714858) internal successors, (7672), 4007 states have internal predecessors, (7672), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:26:47,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4008 states to 4008 states and 7672 transitions. [2022-03-15 15:26:47,113 INFO L78 Accepts]: Start accepts. Automaton has 4008 states and 7672 transitions. Word has length 234 [2022-03-15 15:26:47,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:26:47,113 INFO L470 AbstractCegarLoop]: Abstraction has 4008 states and 7672 transitions. [2022-03-15 15:26:47,113 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:26:47,113 INFO L276 IsEmpty]: Start isEmpty. Operand 4008 states and 7672 transitions. [2022-03-15 15:26:47,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:26:47,115 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:26:47,115 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:26:47,115 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable167 [2022-03-15 15:26:47,116 INFO L402 AbstractCegarLoop]: === Iteration 169 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:26:47,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:26:47,116 INFO L85 PathProgramCache]: Analyzing trace with hash -571939015, now seen corresponding path program 24 times [2022-03-15 15:26:47,116 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:26:47,116 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1252055774] [2022-03-15 15:26:47,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:26:47,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:26:47,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:26:48,134 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:26:48,134 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:26:48,134 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1252055774] [2022-03-15 15:26:48,134 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1252055774] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:26:48,135 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:26:48,135 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:26:48,135 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [352694279] [2022-03-15 15:26:48,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:26:48,135 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:26:48,135 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:26:48,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:26:48,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=1025, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:26:48,136 INFO L87 Difference]: Start difference. First operand 4008 states and 7672 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:26:55,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:26:55,083 INFO L93 Difference]: Finished difference Result 5721 states and 10975 transitions. [2022-03-15 15:26:55,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-03-15 15:26:55,083 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:26:55,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:26:55,090 INFO L225 Difference]: With dead ends: 5721 [2022-03-15 15:26:55,090 INFO L226 Difference]: Without dead ends: 5721 [2022-03-15 15:26:55,090 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1824 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=1445, Invalid=6745, Unknown=0, NotChecked=0, Total=8190 [2022-03-15 15:26:55,090 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 2192 mSDsluCounter, 6367 mSDsCounter, 0 mSdLazyCounter, 7008 mSolverCounterSat, 269 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2192 SdHoareTripleChecker+Valid, 6699 SdHoareTripleChecker+Invalid, 7277 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 269 IncrementalHoareTripleChecker+Valid, 7008 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:26:55,091 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2192 Valid, 6699 Invalid, 7277 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [269 Valid, 7008 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-03-15 15:26:55,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5721 states. [2022-03-15 15:26:55,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5721 to 3952. [2022-03-15 15:26:55,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3952 states, 3935 states have (on average 1.9212198221092758) internal successors, (7560), 3951 states have internal predecessors, (7560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:26:55,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3952 states to 3952 states and 7560 transitions. [2022-03-15 15:26:55,135 INFO L78 Accepts]: Start accepts. Automaton has 3952 states and 7560 transitions. Word has length 234 [2022-03-15 15:26:55,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:26:55,135 INFO L470 AbstractCegarLoop]: Abstraction has 3952 states and 7560 transitions. [2022-03-15 15:26:55,135 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:26:55,135 INFO L276 IsEmpty]: Start isEmpty. Operand 3952 states and 7560 transitions. [2022-03-15 15:26:55,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:26:55,137 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:26:55,137 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:26:55,137 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable168 [2022-03-15 15:26:55,137 INFO L402 AbstractCegarLoop]: === Iteration 170 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:26:55,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:26:55,138 INFO L85 PathProgramCache]: Analyzing trace with hash 656484763, now seen corresponding path program 25 times [2022-03-15 15:26:55,138 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:26:55,138 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [683986014] [2022-03-15 15:26:55,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:26:55,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:26:55,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:26:56,005 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:26:56,005 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:26:56,005 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [683986014] [2022-03-15 15:26:56,005 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [683986014] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:26:56,005 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:26:56,005 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:26:56,005 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [875473854] [2022-03-15 15:26:56,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:26:56,005 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:26:56,006 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:26:56,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:26:56,006 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=1028, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:26:56,006 INFO L87 Difference]: Start difference. First operand 3952 states and 7560 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:27:03,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:27:03,551 INFO L93 Difference]: Finished difference Result 5328 states and 10190 transitions. [2022-03-15 15:27:03,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-15 15:27:03,551 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 234 [2022-03-15 15:27:03,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:27:03,557 INFO L225 Difference]: With dead ends: 5328 [2022-03-15 15:27:03,558 INFO L226 Difference]: Without dead ends: 5328 [2022-03-15 15:27:03,558 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1580 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=1289, Invalid=6193, Unknown=0, NotChecked=0, Total=7482 [2022-03-15 15:27:03,558 INFO L933 BasicCegarLoop]: 298 mSDtfsCounter, 2209 mSDsluCounter, 4867 mSDsCounter, 0 mSdLazyCounter, 5310 mSolverCounterSat, 313 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2209 SdHoareTripleChecker+Valid, 5160 SdHoareTripleChecker+Invalid, 5623 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 313 IncrementalHoareTripleChecker+Valid, 5310 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:27:03,558 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2209 Valid, 5160 Invalid, 5623 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [313 Valid, 5310 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-03-15 15:27:03,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5328 states. [2022-03-15 15:27:03,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5328 to 3944. [2022-03-15 15:27:03,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3944 states, 3927 states have (on average 1.9210593328240386) internal successors, (7544), 3943 states have internal predecessors, (7544), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:27:03,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3944 states to 3944 states and 7544 transitions. [2022-03-15 15:27:03,605 INFO L78 Accepts]: Start accepts. Automaton has 3944 states and 7544 transitions. Word has length 234 [2022-03-15 15:27:03,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:27:03,605 INFO L470 AbstractCegarLoop]: Abstraction has 3944 states and 7544 transitions. [2022-03-15 15:27:03,605 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:27:03,605 INFO L276 IsEmpty]: Start isEmpty. Operand 3944 states and 7544 transitions. [2022-03-15 15:27:03,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2022-03-15 15:27:03,607 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:27:03,607 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:27:03,607 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable169 [2022-03-15 15:27:03,607 INFO L402 AbstractCegarLoop]: === Iteration 171 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 22 more)] === [2022-03-15 15:27:03,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:27:03,608 INFO L85 PathProgramCache]: Analyzing trace with hash 402802557, now seen corresponding path program 26 times [2022-03-15 15:27:03,608 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:27:03,608 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1000183329] [2022-03-15 15:27:03,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:27:03,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:27:03,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:27:04,576 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2022-03-15 15:27:04,591 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:27:04,591 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1000183329] [2022-03-15 15:27:04,591 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1000183329] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:27:04,591 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:27:04,591 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [33] imperfect sequences [] total 33 [2022-03-15 15:27:04,591 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314146994] [2022-03-15 15:27:04,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:27:04,592 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2022-03-15 15:27:04,592 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:27:04,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2022-03-15 15:27:04,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=1029, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:27:04,593 INFO L87 Difference]: Start difference. First operand 3944 states and 7544 transitions. Second operand has 34 states, 33 states have (on average 5.7272727272727275) internal successors, (189), 34 states have internal predecessors, (189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Received shutdown request... [2022-03-15 15:27:09,985 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2022-03-15 15:27:09,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-15 15:27:09,987 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1003 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=976, Invalid=4426, Unknown=0, NotChecked=0, Total=5402 [2022-03-15 15:27:09,987 INFO L933 BasicCegarLoop]: 174 mSDtfsCounter, 1724 mSDsluCounter, 2702 mSDsCounter, 0 mSdLazyCounter, 2449 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1724 SdHoareTripleChecker+Valid, 2871 SdHoareTripleChecker+Invalid, 2551 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 2449 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:27:09,987 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1724 Valid, 2871 Invalid, 2551 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 2449 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:27:09,988 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (24 of 25 remaining) [2022-03-15 15:27:09,988 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable170 [2022-03-15 15:27:09,988 WARN L594 AbstractCegarLoop]: Verification canceled: while BasicCegarLoop was constructing difference of abstraction (3944states) and FLOYD_HOARE automaton (currently 45 states, 34 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 74 known predicates. [2022-03-15 15:27:09,989 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (23 of 25 remaining) [2022-03-15 15:27:09,989 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (22 of 25 remaining) [2022-03-15 15:27:09,989 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (21 of 25 remaining) [2022-03-15 15:27:09,989 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (20 of 25 remaining) [2022-03-15 15:27:09,989 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (19 of 25 remaining) [2022-03-15 15:27:09,989 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (18 of 25 remaining) [2022-03-15 15:27:09,989 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (17 of 25 remaining) [2022-03-15 15:27:09,990 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (16 of 25 remaining) [2022-03-15 15:27:09,990 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (15 of 25 remaining) [2022-03-15 15:27:09,990 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (14 of 25 remaining) [2022-03-15 15:27:09,990 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (13 of 25 remaining) [2022-03-15 15:27:09,990 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (12 of 25 remaining) [2022-03-15 15:27:09,990 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONDATA_RACE (11 of 25 remaining) [2022-03-15 15:27:09,990 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr1ASSERT_VIOLATIONDATA_RACE (10 of 25 remaining) [2022-03-15 15:27:09,990 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr2ASSERT_VIOLATIONDATA_RACE (9 of 25 remaining) [2022-03-15 15:27:09,990 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr3ASSERT_VIOLATIONDATA_RACE (8 of 25 remaining) [2022-03-15 15:27:09,990 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr4ASSERT_VIOLATIONDATA_RACE (7 of 25 remaining) [2022-03-15 15:27:09,990 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr5ASSERT_VIOLATIONDATA_RACE (6 of 25 remaining) [2022-03-15 15:27:09,990 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONDATA_RACE (5 of 25 remaining) [2022-03-15 15:27:09,990 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr1ASSERT_VIOLATIONDATA_RACE (4 of 25 remaining) [2022-03-15 15:27:09,990 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr2ASSERT_VIOLATIONDATA_RACE (3 of 25 remaining) [2022-03-15 15:27:09,990 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr3ASSERT_VIOLATIONDATA_RACE (2 of 25 remaining) [2022-03-15 15:27:09,990 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr4ASSERT_VIOLATIONDATA_RACE (1 of 25 remaining) [2022-03-15 15:27:09,990 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr5ASSERT_VIOLATIONDATA_RACE (0 of 25 remaining) [2022-03-15 15:27:09,992 INFO L732 BasicCegarLoop]: Path program histogram: [60, 26, 18, 16, 15, 9, 9, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:27:10,007 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-15 15:27:10,007 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-15 15:27:10,009 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.03 03:27:10 BasicIcfg [2022-03-15 15:27:10,009 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-15 15:27:10,009 INFO L158 Benchmark]: Toolchain (without parser) took 836543.17ms. Allocated memory was 198.2MB in the beginning and 704.6MB in the end (delta: 506.5MB). Free memory was 169.9MB in the beginning and 575.6MB in the end (delta: -405.7MB). Peak memory consumption was 100.7MB. Max. memory is 8.0GB. [2022-03-15 15:27:10,009 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 198.2MB. Free memory is still 158.2MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-15 15:27:10,009 INFO L158 Benchmark]: CACSL2BoogieTranslator took 594.63ms. Allocated memory was 198.2MB in the beginning and 239.1MB in the end (delta: 40.9MB). Free memory was 169.4MB in the beginning and 180.3MB in the end (delta: -10.9MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. [2022-03-15 15:27:10,009 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.84ms. Allocated memory is still 239.1MB. Free memory was 180.3MB in the beginning and 176.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2022-03-15 15:27:10,009 INFO L158 Benchmark]: Boogie Preprocessor took 33.69ms. Allocated memory is still 239.1MB. Free memory was 176.1MB in the beginning and 172.5MB in the end (delta: 3.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-03-15 15:27:10,019 INFO L158 Benchmark]: RCFGBuilder took 570.51ms. Allocated memory is still 239.1MB. Free memory was 172.5MB in the beginning and 144.2MB in the end (delta: 28.3MB). Peak memory consumption was 28.3MB. Max. memory is 8.0GB. [2022-03-15 15:27:10,019 INFO L158 Benchmark]: TraceAbstraction took 835293.01ms. Allocated memory was 239.1MB in the beginning and 704.6MB in the end (delta: 465.6MB). Free memory was 143.6MB in the beginning and 575.6MB in the end (delta: -432.0MB). Peak memory consumption was 34.1MB. Max. memory is 8.0GB. [2022-03-15 15:27:10,020 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 198.2MB. Free memory is still 158.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 594.63ms. Allocated memory was 198.2MB in the beginning and 239.1MB in the end (delta: 40.9MB). Free memory was 169.4MB in the beginning and 180.3MB in the end (delta: -10.9MB). Peak memory consumption was 30.4MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 47.84ms. Allocated memory is still 239.1MB. Free memory was 180.3MB in the beginning and 176.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 33.69ms. Allocated memory is still 239.1MB. Free memory was 176.1MB in the beginning and 172.5MB in the end (delta: 3.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 570.51ms. Allocated memory is still 239.1MB. Free memory was 172.5MB in the beginning and 144.2MB in the end (delta: 28.3MB). Peak memory consumption was 28.3MB. Max. memory is 8.0GB. * TraceAbstraction took 835293.01ms. Allocated memory was 239.1MB in the beginning and 704.6MB in the end (delta: 465.6MB). Free memory was 143.6MB in the beginning and 575.6MB in the end (delta: -432.0MB). Peak memory consumption was 34.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - TimeoutResultAtElement [Line: 1267]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3944states) and FLOYD_HOARE automaton (currently 45 states, 34 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 74 known predicates. - TimeoutResultAtElement [Line: 1238]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3944states) and FLOYD_HOARE automaton (currently 45 states, 34 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 74 known predicates. - TimeoutResultAtElement [Line: 1239]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3944states) and FLOYD_HOARE automaton (currently 45 states, 34 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 74 known predicates. - TimeoutResultAtElement [Line: 1262]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3944states) and FLOYD_HOARE automaton (currently 45 states, 34 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 74 known predicates. - TimeoutResultAtElement [Line: 1238]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3944states) and FLOYD_HOARE automaton (currently 45 states, 34 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 74 known predicates. - TimeoutResultAtElement [Line: 1239]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3944states) and FLOYD_HOARE automaton (currently 45 states, 34 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 74 known predicates. - TimeoutResultAtElement [Line: 1263]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3944states) and FLOYD_HOARE automaton (currently 45 states, 34 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 74 known predicates. - TimeoutResultAtElement [Line: 1243]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3944states) and FLOYD_HOARE automaton (currently 45 states, 34 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 74 known predicates. - TimeoutResultAtElement [Line: 1244]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3944states) and FLOYD_HOARE automaton (currently 45 states, 34 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 74 known predicates. - TimeoutResultAtElement [Line: 1245]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3944states) and FLOYD_HOARE automaton (currently 45 states, 34 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 74 known predicates. - TimeoutResultAtElement [Line: 1266]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3944states) and FLOYD_HOARE automaton (currently 45 states, 34 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 74 known predicates. - TimeoutResultAtElement [Line: 1266]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3944states) and FLOYD_HOARE automaton (currently 45 states, 34 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 74 known predicates. - TimeoutResultAtElement [Line: 1264]: 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 (3944states) and FLOYD_HOARE automaton (currently 45 states, 34 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 74 known predicates. - TimeoutResultAtElement [Line: 1238]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3944states) and FLOYD_HOARE automaton (currently 45 states, 34 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 74 known predicates. - TimeoutResultAtElement [Line: 1239]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3944states) and FLOYD_HOARE automaton (currently 45 states, 34 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 74 known predicates. - TimeoutResultAtElement [Line: 1251]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3944states) and FLOYD_HOARE automaton (currently 45 states, 34 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 74 known predicates. - TimeoutResultAtElement [Line: 1243]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3944states) and FLOYD_HOARE automaton (currently 45 states, 34 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 74 known predicates. - TimeoutResultAtElement [Line: 1244]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3944states) and FLOYD_HOARE automaton (currently 45 states, 34 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 74 known predicates. - TimeoutResultAtElement [Line: 1245]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (3944states) and FLOYD_HOARE automaton (currently 45 states, 34 states before enhancement),while PredicateComparison was comparing new predicate (quantifier-free) to 74 known predicates. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 364 locations, 25 error locations. Started 1 CEGAR loops. OverallTime: 835.1s, OverallIterations: 171, TraceHistogramMax: 10, PathProgramHistogramMax: 60, EmptinessCheckTime: 0.4s, AutomataDifference: 696.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 349383 SdHoareTripleChecker+Valid, 276.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 349383 mSDsluCounter, 726912 SdHoareTripleChecker+Invalid, 235.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 676049 mSDsCounter, 33861 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 661562 IncrementalHoareTripleChecker+Invalid, 695423 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 33861 mSolverCounterUnsat, 51753 mSDtfsCounter, 661562 mSolverCounterSat, 2.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12551 GetRequests, 1382 SyntacticMatches, 11 SemanticMatches, 11157 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 185813 ImplicationChecksByTransitivity, 468.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4208occurred in iteration=45, InterpolantAutomatonStates: 7414, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 8.3s AutomataMinimizationTime, 170 MinimizatonAttempts, 271396 StatesRemovedByMinimization, 160 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.7s SsaConstructionTime, 6.3s SatisfiabilityAnalysisTime, 117.0s InterpolantComputationTime, 38284 NumberOfCodeBlocks, 38234 NumberOfCodeBlocksAsserted, 176 NumberOfCheckSat, 38322 ConstructedInterpolants, 0 QuantifiedInterpolants, 1008533 SizeOfPredicates, 23 NumberOfNonLiveVariables, 886 ConjunctsInSsa, 66 ConjunctsInUnsatCore, 179 InterpolantComputations, 168 PerfectInterpolantSequences, 38905/39428 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