/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_02-list_nr.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-c7b2d19 [2022-03-15 15:09:03,011 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-15 15:09:03,012 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-15 15:09:03,049 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-15 15:09:03,049 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-15 15:09:03,050 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-15 15:09:03,051 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-15 15:09:03,053 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-15 15:09:03,055 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-15 15:09:03,066 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-15 15:09:03,067 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-15 15:09:03,068 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-15 15:09:03,068 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-15 15:09:03,069 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-15 15:09:03,070 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-15 15:09:03,071 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-15 15:09:03,075 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-15 15:09:03,076 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-15 15:09:03,077 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-15 15:09:03,079 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-15 15:09:03,080 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-15 15:09:03,085 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-15 15:09:03,086 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-15 15:09:03,087 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-15 15:09:03,089 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-03-15 15:09:03,090 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-03-15 15:09:03,090 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-03-15 15:09:03,090 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-03-15 15:09:03,091 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-03-15 15:09:03,092 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2022-03-15 15:09:03,100 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-15 15:09:03,101 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-15 15:09:03,102 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-15 15:09:03,103 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 15:09:03,134 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-15 15:09:03,135 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-15 15:09:03,135 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-15 15:09:03,135 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-15 15:09:03,136 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-15 15:09:03,136 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-15 15:09:03,137 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-15 15:09:03,137 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-15 15:09:03,137 INFO L138 SettingsManager]: * Use SBE=true [2022-03-15 15:09:03,137 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-15 15:09:03,138 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-15 15:09:03,138 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-15 15:09:03,138 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-15 15:09:03,138 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-15 15:09:03,138 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-15 15:09:03,138 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-15 15:09:03,139 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-15 15:09:03,139 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-15 15:09:03,139 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-15 15:09:03,139 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-15 15:09:03,139 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-15 15:09:03,139 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-15 15:09:03,139 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-15 15:09:03,139 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-15 15:09:03,140 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-15 15:09:03,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-15 15:09:03,140 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-15 15:09:03,140 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-15 15:09:03,140 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-15 15:09:03,140 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-15 15:09:03,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-15 15:09:03,141 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-15 15:09:03,141 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-15 15:09:03,141 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-03-15 15:09:03,373 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-15 15:09:03,400 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-15 15:09:03,402 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-15 15:09:03,403 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-15 15:09:03,403 INFO L275 PluginConnector]: CDTParser initialized [2022-03-15 15:09:03,404 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/09-regions_02-list_nr.i [2022-03-15 15:09:03,459 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a19d5d26/b25c6c3098694630b364e8a623e90333/FLAGd0883a584 [2022-03-15 15:09:03,945 INFO L306 CDTParser]: Found 1 translation units. [2022-03-15 15:09:03,946 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/09-regions_02-list_nr.i [2022-03-15 15:09:03,972 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a19d5d26/b25c6c3098694630b364e8a623e90333/FLAGd0883a584 [2022-03-15 15:09:04,476 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9a19d5d26/b25c6c3098694630b364e8a623e90333 [2022-03-15 15:09:04,478 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-15 15:09:04,480 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-15 15:09:04,481 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-15 15:09:04,481 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-15 15:09:04,490 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-15 15:09:04,490 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 03:09:04" (1/1) ... [2022-03-15 15:09:04,491 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ef38f5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 03:09:04, skipping insertion in model container [2022-03-15 15:09:04,491 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 03:09:04" (1/1) ... [2022-03-15 15:09:04,509 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-15 15:09:04,539 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-15 15:09:04,982 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-15 15:09:04,991 INFO L203 MainTranslator]: Completed pre-run [2022-03-15 15:09:05,038 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-15 15:09:05,105 INFO L208 MainTranslator]: Completed translation [2022-03-15 15:09:05,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 03:09:05 WrapperNode [2022-03-15 15:09:05,105 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-15 15:09:05,106 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-15 15:09:05,107 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-15 15:09:05,107 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-15 15:09:05,113 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 03:09:05" (1/1) ... [2022-03-15 15:09:05,138 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 03:09:05" (1/1) ... [2022-03-15 15:09:05,171 INFO L137 Inliner]: procedures = 368, calls = 34, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 177 [2022-03-15 15:09:05,171 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-15 15:09:05,172 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-15 15:09:05,172 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-15 15:09:05,172 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-15 15:09:05,178 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 03:09:05" (1/1) ... [2022-03-15 15:09:05,179 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 03:09:05" (1/1) ... [2022-03-15 15:09:05,185 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 03:09:05" (1/1) ... [2022-03-15 15:09:05,185 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 03:09:05" (1/1) ... [2022-03-15 15:09:05,200 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 03:09:05" (1/1) ... [2022-03-15 15:09:05,201 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 03:09:05" (1/1) ... [2022-03-15 15:09:05,204 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 03:09:05" (1/1) ... [2022-03-15 15:09:05,207 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-15 15:09:05,208 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-15 15:09:05,208 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-15 15:09:05,208 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-15 15:09:05,209 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 03:09:05" (1/1) ... [2022-03-15 15:09:05,238 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-15 15:09:05,247 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 15:09:05,259 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 15:09:05,280 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 15:09:05,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-15 15:09:05,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-03-15 15:09:05,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-15 15:09:05,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-15 15:09:05,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-15 15:09:05,299 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-03-15 15:09:05,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-03-15 15:09:05,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-15 15:09:05,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-03-15 15:09:05,300 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-03-15 15:09:05,300 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-03-15 15:09:05,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-15 15:09:05,300 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-15 15:09:05,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-15 15:09:05,301 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 15:09:05,426 INFO L234 CfgBuilder]: Building ICFG [2022-03-15 15:09:05,428 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-15 15:09:05,783 INFO L275 CfgBuilder]: Performing block encoding [2022-03-15 15:09:05,792 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-15 15:09:05,792 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-15 15:09:05,794 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 03:09:05 BoogieIcfgContainer [2022-03-15 15:09:05,794 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-15 15:09:05,800 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-15 15:09:05,800 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-15 15:09:05,803 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-15 15:09:05,803 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.03 03:09:04" (1/3) ... [2022-03-15 15:09:05,804 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e5f6346 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 03:09:05, skipping insertion in model container [2022-03-15 15:09:05,804 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 03:09:05" (2/3) ... [2022-03-15 15:09:05,804 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e5f6346 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 03:09:05, skipping insertion in model container [2022-03-15 15:09:05,804 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 03:09:05" (3/3) ... [2022-03-15 15:09:05,809 INFO L111 eAbstractionObserver]: Analyzing ICFG 09-regions_02-list_nr.i [2022-03-15 15:09:05,815 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-15 15:09:05,815 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-15 15:09:05,815 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 18 error locations. [2022-03-15 15:09:05,815 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-15 15:09:05,891 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,892 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,892 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,892 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,892 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,892 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,892 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,892 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,893 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,893 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,893 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,893 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,894 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,894 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,894 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,894 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,894 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,894 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,894 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,894 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,894 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,895 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,895 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,895 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,895 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,895 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,895 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,895 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,895 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,896 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,896 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,896 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,896 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,896 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,896 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,896 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,896 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,897 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,897 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,897 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,897 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,897 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,897 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,897 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,897 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,897 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,898 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,898 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,898 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,898 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,898 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,898 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,898 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,898 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,898 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,899 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,899 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,899 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,899 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,899 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,899 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,899 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,900 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,900 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,900 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,900 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,900 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,900 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,900 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,901 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,901 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,901 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,901 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,901 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,901 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,901 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,901 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,902 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,902 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,902 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,902 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,902 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,902 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,903 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,903 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,903 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,908 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,908 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,909 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,910 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,912 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,912 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,913 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,913 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,913 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,914 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,914 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,914 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,914 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,914 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,914 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,915 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,915 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,915 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,915 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,915 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,915 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,915 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,916 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,916 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,916 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,916 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,916 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,916 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,916 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,917 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,917 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,917 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,917 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,917 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,917 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,917 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,917 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,918 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,918 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,918 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,918 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,918 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,918 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,918 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,918 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,919 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,919 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,919 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,919 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,919 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,919 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,919 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,919 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,920 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,920 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,920 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,920 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,920 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,920 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,921 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,921 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,921 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,921 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,921 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,921 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,921 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,922 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,922 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,922 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,922 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,922 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,922 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,930 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,931 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,931 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,931 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,931 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,931 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,931 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,931 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,931 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,931 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,932 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,932 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,932 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,932 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,932 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,932 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,934 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,934 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,934 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,935 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,935 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,935 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,936 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,936 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,936 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,936 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,936 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,936 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,937 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,937 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,937 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,937 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,937 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,937 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,937 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,938 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,938 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,938 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,939 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,939 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,939 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,944 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,944 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,945 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,945 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,945 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,945 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,945 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,945 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,946 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,946 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,946 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,946 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,946 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,946 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,947 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,947 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,947 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,948 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,950 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,950 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,950 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,950 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,952 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,952 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,952 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,953 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,953 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,953 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,953 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,953 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,953 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,953 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,954 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,954 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,954 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,954 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,954 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,954 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,954 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,954 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,955 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,955 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,955 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,957 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,957 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,958 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,958 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,958 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,958 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,958 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,958 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,958 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,958 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,958 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,959 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,959 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,959 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,959 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,959 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,959 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,959 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,959 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,959 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,960 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,960 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,960 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 15:09:05,961 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-03-15 15:09:06,007 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-15 15:09:06,013 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 15:09:06,013 INFO L340 AbstractCegarLoop]: Starting to check reachability of 26 error locations. [2022-03-15 15:09:06,027 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 213 places, 209 transitions, 423 flow [2022-03-15 15:09:06,132 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 2308 states, 2269 states have (on average 1.9418245923314235) internal successors, (4406), 2307 states have internal predecessors, (4406), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:06,138 INFO L276 IsEmpty]: Start isEmpty. Operand has 2308 states, 2269 states have (on average 1.9418245923314235) internal successors, (4406), 2307 states have internal predecessors, (4406), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:06,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-03-15 15:09:06,145 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:06,145 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:06,145 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:09:06,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:06,150 INFO L85 PathProgramCache]: Analyzing trace with hash -1671993755, now seen corresponding path program 1 times [2022-03-15 15:09:06,157 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:06,157 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898900877] [2022-03-15 15:09:06,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:06,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:06,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:06,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:06,588 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:06,588 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898900877] [2022-03-15 15:09:06,591 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1898900877] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:06,591 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:06,591 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 15:09:06,593 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [812495001] [2022-03-15 15:09:06,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:06,598 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 15:09:06,598 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:06,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 15:09:06,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 15:09:06,631 INFO L87 Difference]: Start difference. First operand has 2308 states, 2269 states have (on average 1.9418245923314235) internal successors, (4406), 2307 states have internal predecessors, (4406), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 6 states, 5 states have (on average 9.2) internal successors, (46), 6 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:06,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:06,901 INFO L93 Difference]: Finished difference Result 2306 states and 4404 transitions. [2022-03-15 15:09:06,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 15:09:06,905 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 9.2) internal successors, (46), 6 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 46 [2022-03-15 15:09:06,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:06,929 INFO L225 Difference]: With dead ends: 2306 [2022-03-15 15:09:06,929 INFO L226 Difference]: Without dead ends: 2306 [2022-03-15 15:09:06,931 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 15:09:06,934 INFO L933 BasicCegarLoop]: 197 mSDtfsCounter, 6 mSDsluCounter, 248 mSDsCounter, 0 mSdLazyCounter, 161 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 443 SdHoareTripleChecker+Invalid, 173 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 161 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:06,935 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 443 Invalid, 173 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 161 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 15:09:06,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2306 states. [2022-03-15 15:09:07,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2306 to 2306. [2022-03-15 15:09:07,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2306 states, 2269 states have (on average 1.9409431467606875) internal successors, (4404), 2305 states have internal predecessors, (4404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:07,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2306 states to 2306 states and 4404 transitions. [2022-03-15 15:09:07,068 INFO L78 Accepts]: Start accepts. Automaton has 2306 states and 4404 transitions. Word has length 46 [2022-03-15 15:09:07,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:07,068 INFO L470 AbstractCegarLoop]: Abstraction has 2306 states and 4404 transitions. [2022-03-15 15:09:07,069 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 9.2) internal successors, (46), 6 states have internal predecessors, (46), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:07,069 INFO L276 IsEmpty]: Start isEmpty. Operand 2306 states and 4404 transitions. [2022-03-15 15:09:07,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-03-15 15:09:07,070 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:07,070 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:07,070 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-15 15:09:07,070 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:09:07,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:07,071 INFO L85 PathProgramCache]: Analyzing trace with hash -43577554, now seen corresponding path program 1 times [2022-03-15 15:09:07,071 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:07,071 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [567178506] [2022-03-15 15:09:07,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:07,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:07,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:07,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:07,222 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:07,222 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [567178506] [2022-03-15 15:09:07,222 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [567178506] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:07,222 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:07,222 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 15:09:07,223 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656714406] [2022-03-15 15:09:07,223 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:07,224 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 15:09:07,224 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:07,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 15:09:07,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 15:09:07,225 INFO L87 Difference]: Start difference. First operand 2306 states and 4404 transitions. Second operand has 6 states, 5 states have (on average 10.8) internal successors, (54), 6 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:07,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:07,408 INFO L93 Difference]: Finished difference Result 2304 states and 4402 transitions. [2022-03-15 15:09:07,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 15:09:07,409 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 10.8) internal successors, (54), 6 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 54 [2022-03-15 15:09:07,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:07,419 INFO L225 Difference]: With dead ends: 2304 [2022-03-15 15:09:07,419 INFO L226 Difference]: Without dead ends: 2304 [2022-03-15 15:09:07,421 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 15:09:07,422 INFO L933 BasicCegarLoop]: 195 mSDtfsCounter, 2 mSDsluCounter, 248 mSDsCounter, 0 mSdLazyCounter, 163 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 441 SdHoareTripleChecker+Invalid, 175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 163 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:07,423 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 441 Invalid, 175 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 163 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 15:09:07,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2304 states. [2022-03-15 15:09:07,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2304 to 2304. [2022-03-15 15:09:07,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2304 states, 2269 states have (on average 1.9400617011899515) internal successors, (4402), 2303 states have internal predecessors, (4402), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:07,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2304 states to 2304 states and 4402 transitions. [2022-03-15 15:09:07,479 INFO L78 Accepts]: Start accepts. Automaton has 2304 states and 4402 transitions. Word has length 54 [2022-03-15 15:09:07,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:07,480 INFO L470 AbstractCegarLoop]: Abstraction has 2304 states and 4402 transitions. [2022-03-15 15:09:07,480 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 10.8) internal successors, (54), 6 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:07,480 INFO L276 IsEmpty]: Start isEmpty. Operand 2304 states and 4402 transitions. [2022-03-15 15:09:07,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-03-15 15:09:07,483 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:07,484 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:07,484 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-15 15:09:07,484 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:09:07,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:07,485 INFO L85 PathProgramCache]: Analyzing trace with hash -479096798, now seen corresponding path program 1 times [2022-03-15 15:09:07,485 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:07,485 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [806230028] [2022-03-15 15:09:07,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:07,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:07,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:07,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:07,552 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:07,553 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [806230028] [2022-03-15 15:09:07,553 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [806230028] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:07,553 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:07,553 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-15 15:09:07,553 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1356205271] [2022-03-15 15:09:07,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:07,554 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-15 15:09:07,554 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:07,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-15 15:09:07,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 15:09:07,557 INFO L87 Difference]: Start difference. First operand 2304 states and 4402 transitions. Second operand has 3 states, 2 states have (on average 30.5) internal successors, (61), 3 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:07,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:07,587 INFO L93 Difference]: Finished difference Result 2303 states and 4401 transitions. [2022-03-15 15:09:07,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-15 15:09:07,588 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 30.5) internal successors, (61), 3 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 61 [2022-03-15 15:09:07,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:07,598 INFO L225 Difference]: With dead ends: 2303 [2022-03-15 15:09:07,598 INFO L226 Difference]: Without dead ends: 2303 [2022-03-15 15:09:07,599 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 15:09:07,601 INFO L933 BasicCegarLoop]: 201 mSDtfsCounter, 2 mSDsluCounter, 182 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 382 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:07,602 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 382 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-15 15:09:07,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2303 states. [2022-03-15 15:09:07,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2303 to 2303. [2022-03-15 15:09:07,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2303 states, 2269 states have (on average 1.9396209784045835) internal successors, (4401), 2302 states have internal predecessors, (4401), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:07,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2303 states to 2303 states and 4401 transitions. [2022-03-15 15:09:07,679 INFO L78 Accepts]: Start accepts. Automaton has 2303 states and 4401 transitions. Word has length 61 [2022-03-15 15:09:07,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:07,679 INFO L470 AbstractCegarLoop]: Abstraction has 2303 states and 4401 transitions. [2022-03-15 15:09:07,680 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 30.5) internal successors, (61), 3 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:07,680 INFO L276 IsEmpty]: Start isEmpty. Operand 2303 states and 4401 transitions. [2022-03-15 15:09:07,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-03-15 15:09:07,680 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:07,680 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:07,681 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-15 15:09:07,681 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:09:07,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:07,681 INFO L85 PathProgramCache]: Analyzing trace with hash -1298097445, now seen corresponding path program 1 times [2022-03-15 15:09:07,681 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:07,682 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1365037074] [2022-03-15 15:09:07,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:07,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:07,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:07,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:07,746 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:07,746 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1365037074] [2022-03-15 15:09:07,746 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1365037074] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:07,747 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:07,747 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-15 15:09:07,747 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [436341674] [2022-03-15 15:09:07,747 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:07,747 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-15 15:09:07,747 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:07,748 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-15 15:09:07,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 15:09:07,748 INFO L87 Difference]: Start difference. First operand 2303 states and 4401 transitions. Second operand has 3 states, 2 states have (on average 32.5) internal successors, (65), 3 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:07,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:07,775 INFO L93 Difference]: Finished difference Result 2169 states and 4138 transitions. [2022-03-15 15:09:07,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-15 15:09:07,776 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 32.5) internal successors, (65), 3 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 65 [2022-03-15 15:09:07,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:07,785 INFO L225 Difference]: With dead ends: 2169 [2022-03-15 15:09:07,785 INFO L226 Difference]: Without dead ends: 2169 [2022-03-15 15:09:07,788 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 15:09:07,793 INFO L933 BasicCegarLoop]: 192 mSDtfsCounter, 130 mSDsluCounter, 61 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 253 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:07,794 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [130 Valid, 253 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-15 15:09:07,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2169 states. [2022-03-15 15:09:07,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2169 to 2169. [2022-03-15 15:09:07,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2169 states, 2151 states have (on average 1.9237563923756393) internal successors, (4138), 2168 states have internal predecessors, (4138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:07,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2169 states to 2169 states and 4138 transitions. [2022-03-15 15:09:07,843 INFO L78 Accepts]: Start accepts. Automaton has 2169 states and 4138 transitions. Word has length 65 [2022-03-15 15:09:07,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:07,843 INFO L470 AbstractCegarLoop]: Abstraction has 2169 states and 4138 transitions. [2022-03-15 15:09:07,843 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 32.5) internal successors, (65), 3 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:07,844 INFO L276 IsEmpty]: Start isEmpty. Operand 2169 states and 4138 transitions. [2022-03-15 15:09:07,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-03-15 15:09:07,849 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:07,849 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:07,849 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-03-15 15:09:07,849 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:09:07,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:07,851 INFO L85 PathProgramCache]: Analyzing trace with hash 380722992, now seen corresponding path program 1 times [2022-03-15 15:09:07,851 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:07,851 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1870640014] [2022-03-15 15:09:07,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:07,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:07,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:08,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:08,004 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:08,004 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1870640014] [2022-03-15 15:09:08,004 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1870640014] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:08,004 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:08,004 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 15:09:08,004 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [117040221] [2022-03-15 15:09:08,004 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:08,005 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 15:09:08,005 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:08,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 15:09:08,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 15:09:08,005 INFO L87 Difference]: Start difference. First operand 2169 states and 4138 transitions. Second operand has 6 states, 5 states have (on average 19.2) internal successors, (96), 6 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:08,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:08,160 INFO L93 Difference]: Finished difference Result 2168 states and 4137 transitions. [2022-03-15 15:09:08,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 15:09:08,161 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 19.2) internal successors, (96), 6 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 96 [2022-03-15 15:09:08,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:08,168 INFO L225 Difference]: With dead ends: 2168 [2022-03-15 15:09:08,168 INFO L226 Difference]: Without dead ends: 2168 [2022-03-15 15:09:08,169 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 15:09:08,169 INFO L933 BasicCegarLoop]: 192 mSDtfsCounter, 2 mSDsluCounter, 360 mSDsCounter, 0 mSdLazyCounter, 228 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 549 SdHoareTripleChecker+Invalid, 231 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 228 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:08,169 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 549 Invalid, 231 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 228 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 15:09:08,174 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2168 states. [2022-03-15 15:09:08,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2168 to 2168. [2022-03-15 15:09:08,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2168 states, 2151 states have (on average 1.9232914923291493) internal successors, (4137), 2167 states have internal predecessors, (4137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:08,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2168 states to 2168 states and 4137 transitions. [2022-03-15 15:09:08,212 INFO L78 Accepts]: Start accepts. Automaton has 2168 states and 4137 transitions. Word has length 96 [2022-03-15 15:09:08,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:08,213 INFO L470 AbstractCegarLoop]: Abstraction has 2168 states and 4137 transitions. [2022-03-15 15:09:08,213 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 19.2) internal successors, (96), 6 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:08,213 INFO L276 IsEmpty]: Start isEmpty. Operand 2168 states and 4137 transitions. [2022-03-15 15:09:08,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-03-15 15:09:08,214 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:08,214 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:08,214 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-03-15 15:09:08,214 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:09:08,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:08,215 INFO L85 PathProgramCache]: Analyzing trace with hash 1045888503, now seen corresponding path program 1 times [2022-03-15 15:09:08,215 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:08,215 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [859423673] [2022-03-15 15:09:08,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:08,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:08,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:08,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:08,343 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:08,343 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [859423673] [2022-03-15 15:09:08,343 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [859423673] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:08,343 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:08,343 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 15:09:08,343 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777536313] [2022-03-15 15:09:08,343 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:08,344 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 15:09:08,344 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:08,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 15:09:08,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 15:09:08,345 INFO L87 Difference]: Start difference. First operand 2168 states and 4137 transitions. Second operand has 6 states, 5 states have (on average 22.6) internal successors, (113), 6 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:08,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:08,781 INFO L93 Difference]: Finished difference Result 3300 states and 6314 transitions. [2022-03-15 15:09:08,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 15:09:08,782 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 22.6) internal successors, (113), 6 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 113 [2022-03-15 15:09:08,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:08,797 INFO L225 Difference]: With dead ends: 3300 [2022-03-15 15:09:08,797 INFO L226 Difference]: Without dead ends: 3300 [2022-03-15 15:09:08,797 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 15:09:08,798 INFO L933 BasicCegarLoop]: 306 mSDtfsCounter, 289 mSDsluCounter, 374 mSDsCounter, 0 mSdLazyCounter, 440 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 289 SdHoareTripleChecker+Valid, 678 SdHoareTripleChecker+Invalid, 503 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 440 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:08,798 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [289 Valid, 678 Invalid, 503 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 440 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-03-15 15:09:08,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3300 states. [2022-03-15 15:09:08,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3300 to 2302. [2022-03-15 15:09:08,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2302 states, 2288 states have (on average 1.9230769230769231) internal successors, (4400), 2301 states have internal predecessors, (4400), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:08,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2302 states to 2302 states and 4400 transitions. [2022-03-15 15:09:08,867 INFO L78 Accepts]: Start accepts. Automaton has 2302 states and 4400 transitions. Word has length 113 [2022-03-15 15:09:08,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:08,868 INFO L470 AbstractCegarLoop]: Abstraction has 2302 states and 4400 transitions. [2022-03-15 15:09:08,868 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 22.6) internal successors, (113), 6 states have internal predecessors, (113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:08,868 INFO L276 IsEmpty]: Start isEmpty. Operand 2302 states and 4400 transitions. [2022-03-15 15:09:08,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-03-15 15:09:08,869 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:08,869 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:08,869 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-03-15 15:09:08,870 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:09:08,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:08,870 INFO L85 PathProgramCache]: Analyzing trace with hash -677895904, now seen corresponding path program 1 times [2022-03-15 15:09:08,870 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:08,870 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958756056] [2022-03-15 15:09:08,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:08,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:08,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:08,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:08,990 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:08,991 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1958756056] [2022-03-15 15:09:08,991 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1958756056] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:08,991 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:08,991 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 15:09:08,991 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [708016529] [2022-03-15 15:09:08,991 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:08,991 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 15:09:08,992 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:08,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 15:09:08,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 15:09:08,992 INFO L87 Difference]: Start difference. First operand 2302 states and 4400 transitions. Second operand has 6 states, 5 states have (on average 23.6) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:09,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:09,272 INFO L93 Difference]: Finished difference Result 2416 states and 4623 transitions. [2022-03-15 15:09:09,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 15:09:09,273 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 23.6) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 118 [2022-03-15 15:09:09,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:09,282 INFO L225 Difference]: With dead ends: 2416 [2022-03-15 15:09:09,282 INFO L226 Difference]: Without dead ends: 2416 [2022-03-15 15:09:09,282 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 15:09:09,283 INFO L933 BasicCegarLoop]: 266 mSDtfsCounter, 94 mSDsluCounter, 445 mSDsCounter, 0 mSdLazyCounter, 379 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 711 SdHoareTripleChecker+Invalid, 384 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 379 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:09,283 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [94 Valid, 711 Invalid, 384 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 379 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-03-15 15:09:09,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2416 states. [2022-03-15 15:09:09,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2416 to 2389. [2022-03-15 15:09:09,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2389 states, 2375 states have (on average 1.9242105263157894) internal successors, (4570), 2388 states have internal predecessors, (4570), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:09,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2389 states to 2389 states and 4570 transitions. [2022-03-15 15:09:09,333 INFO L78 Accepts]: Start accepts. Automaton has 2389 states and 4570 transitions. Word has length 118 [2022-03-15 15:09:09,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:09,333 INFO L470 AbstractCegarLoop]: Abstraction has 2389 states and 4570 transitions. [2022-03-15 15:09:09,333 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 23.6) internal successors, (118), 6 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:09,333 INFO L276 IsEmpty]: Start isEmpty. Operand 2389 states and 4570 transitions. [2022-03-15 15:09:09,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-03-15 15:09:09,334 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:09,334 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:09,335 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-03-15 15:09:09,335 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:09:09,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:09,335 INFO L85 PathProgramCache]: Analyzing trace with hash 1148431168, now seen corresponding path program 1 times [2022-03-15 15:09:09,335 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:09,335 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [798718057] [2022-03-15 15:09:09,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:09,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:09,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:09,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:09,483 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:09,483 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [798718057] [2022-03-15 15:09:09,483 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [798718057] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:09,483 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:09,483 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 15:09:09,483 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1402332814] [2022-03-15 15:09:09,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:09,484 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 15:09:09,484 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:09,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 15:09:09,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 15:09:09,484 INFO L87 Difference]: Start difference. First operand 2389 states and 4570 transitions. Second operand has 6 states, 5 states have (on average 24.4) internal successors, (122), 6 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:09,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:09,855 INFO L93 Difference]: Finished difference Result 3033 states and 5790 transitions. [2022-03-15 15:09:09,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 15:09:09,856 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 24.4) internal successors, (122), 6 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2022-03-15 15:09:09,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:09,875 INFO L225 Difference]: With dead ends: 3033 [2022-03-15 15:09:09,875 INFO L226 Difference]: Without dead ends: 2928 [2022-03-15 15:09:09,875 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 15:09:09,876 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 194 mSDsluCounter, 388 mSDsCounter, 0 mSdLazyCounter, 447 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 194 SdHoareTripleChecker+Valid, 717 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 447 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:09,876 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [194 Valid, 717 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 447 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-03-15 15:09:09,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2928 states. [2022-03-15 15:09:09,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2928 to 2478. [2022-03-15 15:09:09,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2478 states, 2464 states have (on average 1.9232954545454546) internal successors, (4739), 2477 states have internal predecessors, (4739), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:09,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2478 states to 2478 states and 4739 transitions. [2022-03-15 15:09:09,937 INFO L78 Accepts]: Start accepts. Automaton has 2478 states and 4739 transitions. Word has length 122 [2022-03-15 15:09:09,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:09,937 INFO L470 AbstractCegarLoop]: Abstraction has 2478 states and 4739 transitions. [2022-03-15 15:09:09,938 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 24.4) internal successors, (122), 6 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:09,938 INFO L276 IsEmpty]: Start isEmpty. Operand 2478 states and 4739 transitions. [2022-03-15 15:09:09,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:09:09,942 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:09,942 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:09,942 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-03-15 15:09:09,942 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:09:09,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:09,942 INFO L85 PathProgramCache]: Analyzing trace with hash 963978148, now seen corresponding path program 1 times [2022-03-15 15:09:09,943 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:09,943 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558556801] [2022-03-15 15:09:09,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:09,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:09,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:10,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:10,198 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:10,198 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1558556801] [2022-03-15 15:09:10,198 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1558556801] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:10,198 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:10,199 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:09:10,199 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1825061795] [2022-03-15 15:09:10,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:10,199 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:09:10,199 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:10,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:09:10,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:09:10,200 INFO L87 Difference]: Start difference. First operand 2478 states and 4739 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:11,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:11,628 INFO L93 Difference]: Finished difference Result 3529 states and 6695 transitions. [2022-03-15 15:09:11,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-15 15:09:11,629 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:09:11,629 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:11,639 INFO L225 Difference]: With dead ends: 3529 [2022-03-15 15:09:11,640 INFO L226 Difference]: Without dead ends: 3494 [2022-03-15 15:09:11,640 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 315 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=256, Invalid=1076, Unknown=0, NotChecked=0, Total=1332 [2022-03-15 15:09:11,641 INFO L933 BasicCegarLoop]: 278 mSDtfsCounter, 839 mSDsluCounter, 1900 mSDsCounter, 0 mSdLazyCounter, 1613 mSolverCounterSat, 236 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 839 SdHoareTripleChecker+Valid, 2176 SdHoareTripleChecker+Invalid, 1849 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 236 IncrementalHoareTripleChecker+Valid, 1613 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:11,641 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [839 Valid, 2176 Invalid, 1849 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [236 Valid, 1613 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:09:11,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3494 states. [2022-03-15 15:09:11,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3494 to 2506. [2022-03-15 15:09:11,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2506 states, 2492 states have (on average 1.9241573033707866) internal successors, (4795), 2505 states have internal predecessors, (4795), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:11,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2506 states to 2506 states and 4795 transitions. [2022-03-15 15:09:11,697 INFO L78 Accepts]: Start accepts. Automaton has 2506 states and 4795 transitions. Word has length 126 [2022-03-15 15:09:11,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:11,698 INFO L470 AbstractCegarLoop]: Abstraction has 2506 states and 4795 transitions. [2022-03-15 15:09:11,698 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:11,698 INFO L276 IsEmpty]: Start isEmpty. Operand 2506 states and 4795 transitions. [2022-03-15 15:09:11,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:09:11,699 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:11,700 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:11,700 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-03-15 15:09:11,700 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:09:11,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:11,700 INFO L85 PathProgramCache]: Analyzing trace with hash 1852694232, now seen corresponding path program 1 times [2022-03-15 15:09:11,700 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:11,700 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057149647] [2022-03-15 15:09:11,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:11,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:11,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:11,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:11,920 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:11,920 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1057149647] [2022-03-15 15:09:11,920 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1057149647] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:11,920 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:11,920 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:09:11,920 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059443893] [2022-03-15 15:09:11,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:11,921 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:09:11,921 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:11,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:09:11,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:09:11,921 INFO L87 Difference]: Start difference. First operand 2506 states and 4795 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:12,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:12,864 INFO L93 Difference]: Finished difference Result 2795 states and 5310 transitions. [2022-03-15 15:09:12,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-15 15:09:12,865 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:09:12,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:12,871 INFO L225 Difference]: With dead ends: 2795 [2022-03-15 15:09:12,871 INFO L226 Difference]: Without dead ends: 2795 [2022-03-15 15:09:12,871 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 158 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=201, Invalid=669, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:09:12,875 INFO L933 BasicCegarLoop]: 296 mSDtfsCounter, 686 mSDsluCounter, 2084 mSDsCounter, 0 mSdLazyCounter, 1279 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 686 SdHoareTripleChecker+Valid, 2379 SdHoareTripleChecker+Invalid, 1339 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 1279 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:12,875 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [686 Valid, 2379 Invalid, 1339 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 1279 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:09:12,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2795 states. [2022-03-15 15:09:12,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2795 to 2441. [2022-03-15 15:09:12,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2441 states, 2428 states have (on average 1.921334431630972) internal successors, (4665), 2440 states have internal predecessors, (4665), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:12,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2441 states to 2441 states and 4665 transitions. [2022-03-15 15:09:12,919 INFO L78 Accepts]: Start accepts. Automaton has 2441 states and 4665 transitions. Word has length 126 [2022-03-15 15:09:12,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:12,920 INFO L470 AbstractCegarLoop]: Abstraction has 2441 states and 4665 transitions. [2022-03-15 15:09:12,920 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:12,920 INFO L276 IsEmpty]: Start isEmpty. Operand 2441 states and 4665 transitions. [2022-03-15 15:09:12,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:09:12,922 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:12,922 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:12,922 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-03-15 15:09:12,922 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:09:12,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:12,923 INFO L85 PathProgramCache]: Analyzing trace with hash -952036443, now seen corresponding path program 1 times [2022-03-15 15:09:12,923 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:12,923 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [243271475] [2022-03-15 15:09:12,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:12,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:12,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:13,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:13,029 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:13,029 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [243271475] [2022-03-15 15:09:13,029 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [243271475] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:13,030 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:13,030 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-15 15:09:13,030 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [393444424] [2022-03-15 15:09:13,030 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:13,030 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 15:09:13,030 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:13,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 15:09:13,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-15 15:09:13,031 INFO L87 Difference]: Start difference. First operand 2441 states and 4665 transitions. Second operand has 6 states, 5 states have (on average 25.2) internal successors, (126), 6 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:13,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:13,302 INFO L93 Difference]: Finished difference Result 2569 states and 4916 transitions. [2022-03-15 15:09:13,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 15:09:13,302 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 25.2) internal successors, (126), 6 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:09:13,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:13,309 INFO L225 Difference]: With dead ends: 2569 [2022-03-15 15:09:13,309 INFO L226 Difference]: Without dead ends: 2569 [2022-03-15 15:09:13,309 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 15:09:13,310 INFO L933 BasicCegarLoop]: 267 mSDtfsCounter, 93 mSDsluCounter, 464 mSDsCounter, 0 mSdLazyCounter, 385 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 93 SdHoareTripleChecker+Valid, 731 SdHoareTripleChecker+Invalid, 390 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 385 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:13,310 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [93 Valid, 731 Invalid, 390 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 385 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-03-15 15:09:13,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2569 states. [2022-03-15 15:09:13,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2569 to 2539. [2022-03-15 15:09:13,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2539 states, 2526 states have (on average 1.9228028503562946) internal successors, (4857), 2538 states have internal predecessors, (4857), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:13,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2539 states to 2539 states and 4857 transitions. [2022-03-15 15:09:13,353 INFO L78 Accepts]: Start accepts. Automaton has 2539 states and 4857 transitions. Word has length 126 [2022-03-15 15:09:13,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:13,353 INFO L470 AbstractCegarLoop]: Abstraction has 2539 states and 4857 transitions. [2022-03-15 15:09:13,353 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 25.2) internal successors, (126), 6 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:13,353 INFO L276 IsEmpty]: Start isEmpty. Operand 2539 states and 4857 transitions. [2022-03-15 15:09:13,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:09:13,355 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:13,355 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:13,355 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-03-15 15:09:13,355 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:09:13,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:13,355 INFO L85 PathProgramCache]: Analyzing trace with hash -1371791128, now seen corresponding path program 2 times [2022-03-15 15:09:13,355 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:13,356 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1474313357] [2022-03-15 15:09:13,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:13,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:13,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:13,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:13,560 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:13,560 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1474313357] [2022-03-15 15:09:13,560 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1474313357] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:13,560 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:13,560 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:09:13,560 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [129443690] [2022-03-15 15:09:13,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:13,561 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:09:13,561 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:13,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:09:13,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:09:13,561 INFO L87 Difference]: Start difference. First operand 2539 states and 4857 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:14,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:14,996 INFO L93 Difference]: Finished difference Result 4948 states and 9469 transitions. [2022-03-15 15:09:14,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-15 15:09:14,996 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:09:14,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:15,007 INFO L225 Difference]: With dead ends: 4948 [2022-03-15 15:09:15,008 INFO L226 Difference]: Without dead ends: 4948 [2022-03-15 15:09:15,008 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 295 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=257, Invalid=1003, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 15:09:15,009 INFO L933 BasicCegarLoop]: 313 mSDtfsCounter, 987 mSDsluCounter, 1775 mSDsCounter, 0 mSdLazyCounter, 1546 mSolverCounterSat, 326 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 987 SdHoareTripleChecker+Valid, 2086 SdHoareTripleChecker+Invalid, 1872 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 326 IncrementalHoareTripleChecker+Valid, 1546 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:15,009 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [987 Valid, 2086 Invalid, 1872 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [326 Valid, 1546 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:09:15,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4948 states. [2022-03-15 15:09:15,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4948 to 2547. [2022-03-15 15:09:15,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2547 states, 2534 states have (on average 1.9230465666929755) internal successors, (4873), 2546 states have internal predecessors, (4873), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:15,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2547 states to 2547 states and 4873 transitions. [2022-03-15 15:09:15,072 INFO L78 Accepts]: Start accepts. Automaton has 2547 states and 4873 transitions. Word has length 126 [2022-03-15 15:09:15,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:15,073 INFO L470 AbstractCegarLoop]: Abstraction has 2547 states and 4873 transitions. [2022-03-15 15:09:15,073 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:15,073 INFO L276 IsEmpty]: Start isEmpty. Operand 2547 states and 4873 transitions. [2022-03-15 15:09:15,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:09:15,075 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:15,075 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:15,075 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-03-15 15:09:15,075 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:09:15,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:15,075 INFO L85 PathProgramCache]: Analyzing trace with hash 1190560958, now seen corresponding path program 3 times [2022-03-15 15:09:15,075 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:15,076 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [706815057] [2022-03-15 15:09:15,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:15,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:15,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:15,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:15,296 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:15,296 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [706815057] [2022-03-15 15:09:15,296 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [706815057] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:15,296 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:15,296 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:09:15,296 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897706808] [2022-03-15 15:09:15,296 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:15,297 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:09:15,297 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:15,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:09:15,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:09:15,297 INFO L87 Difference]: Start difference. First operand 2547 states and 4873 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:16,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:16,714 INFO L93 Difference]: Finished difference Result 5040 states and 9653 transitions. [2022-03-15 15:09:16,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-15 15:09:16,714 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:09:16,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:16,726 INFO L225 Difference]: With dead ends: 5040 [2022-03-15 15:09:16,726 INFO L226 Difference]: Without dead ends: 5040 [2022-03-15 15:09:16,726 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 322 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=270, Invalid=1062, Unknown=0, NotChecked=0, Total=1332 [2022-03-15 15:09:16,727 INFO L933 BasicCegarLoop]: 323 mSDtfsCounter, 783 mSDsluCounter, 2123 mSDsCounter, 0 mSdLazyCounter, 1937 mSolverCounterSat, 224 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 783 SdHoareTripleChecker+Valid, 2444 SdHoareTripleChecker+Invalid, 2161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 224 IncrementalHoareTripleChecker+Valid, 1937 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:16,727 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [783 Valid, 2444 Invalid, 2161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [224 Valid, 1937 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:09:16,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5040 states. [2022-03-15 15:09:16,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5040 to 2547. [2022-03-15 15:09:16,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2547 states, 2534 states have (on average 1.9230465666929755) internal successors, (4873), 2546 states have internal predecessors, (4873), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:16,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2547 states to 2547 states and 4873 transitions. [2022-03-15 15:09:16,778 INFO L78 Accepts]: Start accepts. Automaton has 2547 states and 4873 transitions. Word has length 126 [2022-03-15 15:09:16,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:16,779 INFO L470 AbstractCegarLoop]: Abstraction has 2547 states and 4873 transitions. [2022-03-15 15:09:16,779 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:16,779 INFO L276 IsEmpty]: Start isEmpty. Operand 2547 states and 4873 transitions. [2022-03-15 15:09:16,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:09:16,780 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:16,781 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:16,781 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-03-15 15:09:16,781 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:09:16,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:16,781 INFO L85 PathProgramCache]: Analyzing trace with hash -1073073130, now seen corresponding path program 4 times [2022-03-15 15:09:16,781 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:16,781 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1927632212] [2022-03-15 15:09:16,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:16,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:16,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:16,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:16,985 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:16,985 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1927632212] [2022-03-15 15:09:16,985 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1927632212] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:16,985 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:16,985 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:09:16,985 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [993358748] [2022-03-15 15:09:16,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:16,985 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:09:16,985 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:16,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:09:16,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:09:16,986 INFO L87 Difference]: Start difference. First operand 2547 states and 4873 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:18,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:18,281 INFO L93 Difference]: Finished difference Result 5088 states and 9749 transitions. [2022-03-15 15:09:18,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-15 15:09:18,281 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:09:18,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:18,293 INFO L225 Difference]: With dead ends: 5088 [2022-03-15 15:09:18,293 INFO L226 Difference]: Without dead ends: 5088 [2022-03-15 15:09:18,294 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 302 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=250, Invalid=1010, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 15:09:18,294 INFO L933 BasicCegarLoop]: 302 mSDtfsCounter, 875 mSDsluCounter, 1925 mSDsCounter, 0 mSdLazyCounter, 1699 mSolverCounterSat, 291 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 875 SdHoareTripleChecker+Valid, 2225 SdHoareTripleChecker+Invalid, 1990 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 291 IncrementalHoareTripleChecker+Valid, 1699 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:18,294 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [875 Valid, 2225 Invalid, 1990 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [291 Valid, 1699 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:09:18,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5088 states. [2022-03-15 15:09:18,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5088 to 2547. [2022-03-15 15:09:18,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2547 states, 2534 states have (on average 1.9230465666929755) internal successors, (4873), 2546 states have internal predecessors, (4873), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:18,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2547 states to 2547 states and 4873 transitions. [2022-03-15 15:09:18,344 INFO L78 Accepts]: Start accepts. Automaton has 2547 states and 4873 transitions. Word has length 126 [2022-03-15 15:09:18,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:18,344 INFO L470 AbstractCegarLoop]: Abstraction has 2547 states and 4873 transitions. [2022-03-15 15:09:18,344 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:18,345 INFO L276 IsEmpty]: Start isEmpty. Operand 2547 states and 4873 transitions. [2022-03-15 15:09:18,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:09:18,346 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:18,346 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:18,346 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-03-15 15:09:18,346 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:09:18,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:18,347 INFO L85 PathProgramCache]: Analyzing trace with hash -1124784860, now seen corresponding path program 5 times [2022-03-15 15:09:18,347 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:18,347 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1201064265] [2022-03-15 15:09:18,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:18,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:18,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:18,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:18,526 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:18,526 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1201064265] [2022-03-15 15:09:18,526 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1201064265] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:18,526 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:18,526 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:09:18,527 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [485438591] [2022-03-15 15:09:18,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:18,527 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:09:18,527 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:18,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:09:18,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:09:18,528 INFO L87 Difference]: Start difference. First operand 2547 states and 4873 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:19,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:19,685 INFO L93 Difference]: Finished difference Result 5064 states and 9704 transitions. [2022-03-15 15:09:19,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-15 15:09:19,685 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:09:19,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:19,696 INFO L225 Difference]: With dead ends: 5064 [2022-03-15 15:09:19,696 INFO L226 Difference]: Without dead ends: 5064 [2022-03-15 15:09:19,697 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 278 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=233, Invalid=957, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:09:19,697 INFO L933 BasicCegarLoop]: 293 mSDtfsCounter, 815 mSDsluCounter, 1702 mSDsCounter, 0 mSdLazyCounter, 1535 mSolverCounterSat, 258 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 815 SdHoareTripleChecker+Valid, 1993 SdHoareTripleChecker+Invalid, 1793 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 258 IncrementalHoareTripleChecker+Valid, 1535 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:19,697 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [815 Valid, 1993 Invalid, 1793 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [258 Valid, 1535 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:09:19,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5064 states. [2022-03-15 15:09:19,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5064 to 2547. [2022-03-15 15:09:19,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2547 states, 2534 states have (on average 1.9230465666929755) internal successors, (4873), 2546 states have internal predecessors, (4873), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:19,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2547 states to 2547 states and 4873 transitions. [2022-03-15 15:09:19,750 INFO L78 Accepts]: Start accepts. Automaton has 2547 states and 4873 transitions. Word has length 126 [2022-03-15 15:09:19,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:19,750 INFO L470 AbstractCegarLoop]: Abstraction has 2547 states and 4873 transitions. [2022-03-15 15:09:19,750 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:19,750 INFO L276 IsEmpty]: Start isEmpty. Operand 2547 states and 4873 transitions. [2022-03-15 15:09:19,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:09:19,752 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:19,752 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:19,752 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-03-15 15:09:19,752 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:09:19,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:19,753 INFO L85 PathProgramCache]: Analyzing trace with hash -1936746230, now seen corresponding path program 6 times [2022-03-15 15:09:19,753 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:19,753 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1870552414] [2022-03-15 15:09:19,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:19,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:19,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:19,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:19,977 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:19,977 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1870552414] [2022-03-15 15:09:19,977 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1870552414] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:19,977 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:19,977 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:09:19,977 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [278302713] [2022-03-15 15:09:19,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:19,978 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:09:19,978 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:19,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:09:19,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:09:19,979 INFO L87 Difference]: Start difference. First operand 2547 states and 4873 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:20,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:20,983 INFO L93 Difference]: Finished difference Result 5010 states and 9591 transitions. [2022-03-15 15:09:20,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-15 15:09:20,987 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:09:20,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:20,997 INFO L225 Difference]: With dead ends: 5010 [2022-03-15 15:09:20,998 INFO L226 Difference]: Without dead ends: 5010 [2022-03-15 15:09:20,998 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 191 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=239, Invalid=817, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:09:20,998 INFO L933 BasicCegarLoop]: 322 mSDtfsCounter, 777 mSDsluCounter, 1391 mSDsCounter, 0 mSdLazyCounter, 1258 mSolverCounterSat, 274 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 777 SdHoareTripleChecker+Valid, 1711 SdHoareTripleChecker+Invalid, 1532 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 274 IncrementalHoareTripleChecker+Valid, 1258 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:20,999 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [777 Valid, 1711 Invalid, 1532 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [274 Valid, 1258 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:09:21,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5010 states. [2022-03-15 15:09:21,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5010 to 2563. [2022-03-15 15:09:21,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2563 states, 2550 states have (on average 1.923529411764706) internal successors, (4905), 2562 states have internal predecessors, (4905), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:21,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2563 states to 2563 states and 4905 transitions. [2022-03-15 15:09:21,043 INFO L78 Accepts]: Start accepts. Automaton has 2563 states and 4905 transitions. Word has length 126 [2022-03-15 15:09:21,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:21,043 INFO L470 AbstractCegarLoop]: Abstraction has 2563 states and 4905 transitions. [2022-03-15 15:09:21,043 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:21,043 INFO L276 IsEmpty]: Start isEmpty. Operand 2563 states and 4905 transitions. [2022-03-15 15:09:21,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:09:21,045 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:21,045 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:21,045 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-03-15 15:09:21,045 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:09:21,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:21,045 INFO L85 PathProgramCache]: Analyzing trace with hash -2022057188, now seen corresponding path program 7 times [2022-03-15 15:09:21,046 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:21,046 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2103019187] [2022-03-15 15:09:21,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:21,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:21,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:21,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:21,256 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:21,256 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2103019187] [2022-03-15 15:09:21,257 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2103019187] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:21,257 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:21,257 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:09:21,257 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1004222929] [2022-03-15 15:09:21,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:21,257 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:09:21,257 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:21,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:09:21,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:09:21,258 INFO L87 Difference]: Start difference. First operand 2563 states and 4905 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:22,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:22,504 INFO L93 Difference]: Finished difference Result 5121 states and 9809 transitions. [2022-03-15 15:09:22,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-03-15 15:09:22,504 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:09:22,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:22,515 INFO L225 Difference]: With dead ends: 5121 [2022-03-15 15:09:22,515 INFO L226 Difference]: Without dead ends: 5121 [2022-03-15 15:09:22,516 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 234 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=260, Invalid=930, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:09:22,516 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 937 mSDsluCounter, 1871 mSDsCounter, 0 mSdLazyCounter, 1688 mSolverCounterSat, 345 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 937 SdHoareTripleChecker+Valid, 2195 SdHoareTripleChecker+Invalid, 2033 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 345 IncrementalHoareTripleChecker+Valid, 1688 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:22,516 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [937 Valid, 2195 Invalid, 2033 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [345 Valid, 1688 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:09:22,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5121 states. [2022-03-15 15:09:22,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5121 to 2565. [2022-03-15 15:09:22,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2565 states, 2552 states have (on average 1.92358934169279) internal successors, (4909), 2564 states have internal predecessors, (4909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:22,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 2565 states and 4909 transitions. [2022-03-15 15:09:22,569 INFO L78 Accepts]: Start accepts. Automaton has 2565 states and 4909 transitions. Word has length 126 [2022-03-15 15:09:22,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:22,569 INFO L470 AbstractCegarLoop]: Abstraction has 2565 states and 4909 transitions. [2022-03-15 15:09:22,569 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:22,569 INFO L276 IsEmpty]: Start isEmpty. Operand 2565 states and 4909 transitions. [2022-03-15 15:09:22,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:09:22,571 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:22,571 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:22,571 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-03-15 15:09:22,573 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:09:22,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:22,573 INFO L85 PathProgramCache]: Analyzing trace with hash 1808491582, now seen corresponding path program 8 times [2022-03-15 15:09:22,573 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:22,573 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2096408135] [2022-03-15 15:09:22,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:22,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:22,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:22,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:22,768 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:22,768 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2096408135] [2022-03-15 15:09:22,768 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2096408135] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:22,768 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:22,768 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:09:22,768 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1758367359] [2022-03-15 15:09:22,768 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:22,768 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:09:22,768 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:22,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:09:22,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:09:22,769 INFO L87 Difference]: Start difference. First operand 2565 states and 4909 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:24,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:24,113 INFO L93 Difference]: Finished difference Result 5104 states and 9779 transitions. [2022-03-15 15:09:24,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-03-15 15:09:24,114 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:09:24,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:24,124 INFO L225 Difference]: With dead ends: 5104 [2022-03-15 15:09:24,124 INFO L226 Difference]: Without dead ends: 5104 [2022-03-15 15:09:24,124 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 252 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=272, Invalid=988, Unknown=0, NotChecked=0, Total=1260 [2022-03-15 15:09:24,125 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 797 mSDsluCounter, 2175 mSDsCounter, 0 mSdLazyCounter, 2044 mSolverCounterSat, 280 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 797 SdHoareTripleChecker+Valid, 2506 SdHoareTripleChecker+Invalid, 2324 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 280 IncrementalHoareTripleChecker+Valid, 2044 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:24,125 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [797 Valid, 2506 Invalid, 2324 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [280 Valid, 2044 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:09:24,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5104 states. [2022-03-15 15:09:24,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5104 to 2563. [2022-03-15 15:09:24,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2563 states, 2550 states have (on average 1.923529411764706) internal successors, (4905), 2562 states have internal predecessors, (4905), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:24,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2563 states to 2563 states and 4905 transitions. [2022-03-15 15:09:24,174 INFO L78 Accepts]: Start accepts. Automaton has 2563 states and 4905 transitions. Word has length 126 [2022-03-15 15:09:24,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:24,174 INFO L470 AbstractCegarLoop]: Abstraction has 2563 states and 4905 transitions. [2022-03-15 15:09:24,175 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:24,175 INFO L276 IsEmpty]: Start isEmpty. Operand 2563 states and 4905 transitions. [2022-03-15 15:09:24,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:09:24,176 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:24,176 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:24,176 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-03-15 15:09:24,176 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:09:24,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:24,177 INFO L85 PathProgramCache]: Analyzing trace with hash 1247088696, now seen corresponding path program 9 times [2022-03-15 15:09:24,177 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:24,177 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1955549627] [2022-03-15 15:09:24,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:24,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:24,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:24,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:24,372 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:24,372 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1955549627] [2022-03-15 15:09:24,372 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1955549627] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:24,372 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:24,372 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:09:24,372 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1727478213] [2022-03-15 15:09:24,372 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:24,373 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:09:24,373 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:24,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:09:24,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:09:24,373 INFO L87 Difference]: Start difference. First operand 2563 states and 4905 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:25,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:25,653 INFO L93 Difference]: Finished difference Result 5084 states and 9735 transitions. [2022-03-15 15:09:25,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-15 15:09:25,653 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:09:25,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:25,661 INFO L225 Difference]: With dead ends: 5084 [2022-03-15 15:09:25,661 INFO L226 Difference]: Without dead ends: 5084 [2022-03-15 15:09:25,662 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 224 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=236, Invalid=886, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:09:25,662 INFO L933 BasicCegarLoop]: 293 mSDtfsCounter, 657 mSDsluCounter, 2315 mSDsCounter, 0 mSdLazyCounter, 1982 mSolverCounterSat, 204 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 657 SdHoareTripleChecker+Valid, 2606 SdHoareTripleChecker+Invalid, 2186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 204 IncrementalHoareTripleChecker+Valid, 1982 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:25,663 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [657 Valid, 2606 Invalid, 2186 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [204 Valid, 1982 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:09:25,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5084 states. [2022-03-15 15:09:25,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5084 to 2567. [2022-03-15 15:09:25,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2567 states, 2554 states have (on average 1.923649177760376) internal successors, (4913), 2566 states have internal predecessors, (4913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:25,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2567 states and 4913 transitions. [2022-03-15 15:09:25,707 INFO L78 Accepts]: Start accepts. Automaton has 2567 states and 4913 transitions. Word has length 126 [2022-03-15 15:09:25,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:25,708 INFO L470 AbstractCegarLoop]: Abstraction has 2567 states and 4913 transitions. [2022-03-15 15:09:25,708 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:25,708 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 4913 transitions. [2022-03-15 15:09:25,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:09:25,709 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:25,709 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:25,709 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-03-15 15:09:25,710 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:09:25,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:25,710 INFO L85 PathProgramCache]: Analyzing trace with hash 782670170, now seen corresponding path program 10 times [2022-03-15 15:09:25,710 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:25,710 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2075808497] [2022-03-15 15:09:25,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:25,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:25,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:25,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:25,897 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:25,897 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2075808497] [2022-03-15 15:09:25,897 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2075808497] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:25,897 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:25,897 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:09:25,898 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [337047181] [2022-03-15 15:09:25,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:25,898 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:09:25,898 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:25,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:09:25,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:09:25,899 INFO L87 Difference]: Start difference. First operand 2567 states and 4913 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:27,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:27,014 INFO L93 Difference]: Finished difference Result 5176 states and 9919 transitions. [2022-03-15 15:09:27,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-15 15:09:27,014 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:09:27,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:27,021 INFO L225 Difference]: With dead ends: 5176 [2022-03-15 15:09:27,021 INFO L226 Difference]: Without dead ends: 5176 [2022-03-15 15:09:27,021 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 242 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=247, Invalid=943, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:09:27,022 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 802 mSDsluCounter, 1762 mSDsCounter, 0 mSdLazyCounter, 1581 mSolverCounterSat, 285 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 802 SdHoareTripleChecker+Valid, 2060 SdHoareTripleChecker+Invalid, 1866 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 285 IncrementalHoareTripleChecker+Valid, 1581 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:27,022 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [802 Valid, 2060 Invalid, 1866 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [285 Valid, 1581 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:09:27,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5176 states. [2022-03-15 15:09:27,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5176 to 2565. [2022-03-15 15:09:27,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2565 states, 2552 states have (on average 1.92358934169279) internal successors, (4909), 2564 states have internal predecessors, (4909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:27,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 2565 states and 4909 transitions. [2022-03-15 15:09:27,068 INFO L78 Accepts]: Start accepts. Automaton has 2565 states and 4909 transitions. Word has length 126 [2022-03-15 15:09:27,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:27,068 INFO L470 AbstractCegarLoop]: Abstraction has 2565 states and 4909 transitions. [2022-03-15 15:09:27,068 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:27,069 INFO L276 IsEmpty]: Start isEmpty. Operand 2565 states and 4909 transitions. [2022-03-15 15:09:27,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:09:27,070 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:27,070 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:27,070 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-03-15 15:09:27,070 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:09:27,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:27,071 INFO L85 PathProgramCache]: Analyzing trace with hash 616120888, now seen corresponding path program 11 times [2022-03-15 15:09:27,071 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:27,071 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1916662400] [2022-03-15 15:09:27,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:27,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:27,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:27,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:27,285 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:27,285 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1916662400] [2022-03-15 15:09:27,285 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1916662400] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:27,285 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:27,285 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:09:27,285 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1218875744] [2022-03-15 15:09:27,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:27,287 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:09:27,287 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:27,288 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:09:27,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:09:27,288 INFO L87 Difference]: Start difference. First operand 2565 states and 4909 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:28,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:28,609 INFO L93 Difference]: Finished difference Result 5154 states and 9879 transitions. [2022-03-15 15:09:28,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-15 15:09:28,609 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:09:28,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:28,614 INFO L225 Difference]: With dead ends: 5154 [2022-03-15 15:09:28,614 INFO L226 Difference]: Without dead ends: 5154 [2022-03-15 15:09:28,615 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 244 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=245, Invalid=945, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:09:28,615 INFO L933 BasicCegarLoop]: 308 mSDtfsCounter, 814 mSDsluCounter, 2090 mSDsCounter, 0 mSdLazyCounter, 2000 mSolverCounterSat, 301 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 814 SdHoareTripleChecker+Valid, 2396 SdHoareTripleChecker+Invalid, 2301 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 301 IncrementalHoareTripleChecker+Valid, 2000 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:28,616 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [814 Valid, 2396 Invalid, 2301 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [301 Valid, 2000 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:09:28,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5154 states. [2022-03-15 15:09:28,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5154 to 2563. [2022-03-15 15:09:28,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2563 states, 2550 states have (on average 1.923529411764706) internal successors, (4905), 2562 states have internal predecessors, (4905), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:28,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2563 states to 2563 states and 4905 transitions. [2022-03-15 15:09:28,659 INFO L78 Accepts]: Start accepts. Automaton has 2563 states and 4905 transitions. Word has length 126 [2022-03-15 15:09:28,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:28,659 INFO L470 AbstractCegarLoop]: Abstraction has 2563 states and 4905 transitions. [2022-03-15 15:09:28,659 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:28,660 INFO L276 IsEmpty]: Start isEmpty. Operand 2563 states and 4905 transitions. [2022-03-15 15:09:28,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:09:28,661 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:28,661 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:28,661 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-03-15 15:09:28,661 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:09:28,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:28,662 INFO L85 PathProgramCache]: Analyzing trace with hash 1997632130, now seen corresponding path program 12 times [2022-03-15 15:09:28,662 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:28,662 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [896165489] [2022-03-15 15:09:28,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:28,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:28,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:28,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:28,851 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:28,851 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [896165489] [2022-03-15 15:09:28,851 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [896165489] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:28,851 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:28,851 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:09:28,851 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1130848970] [2022-03-15 15:09:28,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:28,852 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:09:28,852 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:28,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:09:28,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:09:28,852 INFO L87 Difference]: Start difference. First operand 2563 states and 4905 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:29,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:29,796 INFO L93 Difference]: Finished difference Result 4991 states and 9552 transitions. [2022-03-15 15:09:29,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-15 15:09:29,796 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:09:29,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:29,801 INFO L225 Difference]: With dead ends: 4991 [2022-03-15 15:09:29,801 INFO L226 Difference]: Without dead ends: 4991 [2022-03-15 15:09:29,801 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 211 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=217, Invalid=839, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:09:29,802 INFO L933 BasicCegarLoop]: 274 mSDtfsCounter, 761 mSDsluCounter, 1628 mSDsCounter, 0 mSdLazyCounter, 1310 mSolverCounterSat, 269 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 761 SdHoareTripleChecker+Valid, 1900 SdHoareTripleChecker+Invalid, 1579 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 269 IncrementalHoareTripleChecker+Valid, 1310 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:29,802 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [761 Valid, 1900 Invalid, 1579 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [269 Valid, 1310 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:09:29,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4991 states. [2022-03-15 15:09:29,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4991 to 2569. [2022-03-15 15:09:29,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2569 states, 2556 states have (on average 1.9237089201877935) internal successors, (4917), 2568 states have internal predecessors, (4917), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:29,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2569 states to 2569 states and 4917 transitions. [2022-03-15 15:09:29,848 INFO L78 Accepts]: Start accepts. Automaton has 2569 states and 4917 transitions. Word has length 126 [2022-03-15 15:09:29,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:29,849 INFO L470 AbstractCegarLoop]: Abstraction has 2569 states and 4917 transitions. [2022-03-15 15:09:29,849 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:29,849 INFO L276 IsEmpty]: Start isEmpty. Operand 2569 states and 4917 transitions. [2022-03-15 15:09:29,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:09:29,850 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:29,850 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:29,850 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-03-15 15:09:29,850 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:09:29,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:29,851 INFO L85 PathProgramCache]: Analyzing trace with hash 1533213604, now seen corresponding path program 13 times [2022-03-15 15:09:29,851 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:29,851 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1471434151] [2022-03-15 15:09:29,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:29,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:29,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:30,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:30,034 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:30,034 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1471434151] [2022-03-15 15:09:30,034 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1471434151] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:30,034 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:30,034 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:09:30,034 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2010749442] [2022-03-15 15:09:30,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:30,035 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:09:30,035 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:30,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:09:30,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:09:30,035 INFO L87 Difference]: Start difference. First operand 2569 states and 4917 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:31,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:31,026 INFO L93 Difference]: Finished difference Result 5083 states and 9736 transitions. [2022-03-15 15:09:31,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-15 15:09:31,026 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:09:31,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:31,032 INFO L225 Difference]: With dead ends: 5083 [2022-03-15 15:09:31,032 INFO L226 Difference]: Without dead ends: 5083 [2022-03-15 15:09:31,033 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 229 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=227, Invalid=895, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:09:31,033 INFO L933 BasicCegarLoop]: 281 mSDtfsCounter, 820 mSDsluCounter, 1582 mSDsCounter, 0 mSdLazyCounter, 1338 mSolverCounterSat, 298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 820 SdHoareTripleChecker+Valid, 1861 SdHoareTripleChecker+Invalid, 1636 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 298 IncrementalHoareTripleChecker+Valid, 1338 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:31,033 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [820 Valid, 1861 Invalid, 1636 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 1338 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:09:31,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5083 states. [2022-03-15 15:09:31,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5083 to 2567. [2022-03-15 15:09:31,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2567 states, 2554 states have (on average 1.923649177760376) internal successors, (4913), 2566 states have internal predecessors, (4913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:31,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2567 states and 4913 transitions. [2022-03-15 15:09:31,088 INFO L78 Accepts]: Start accepts. Automaton has 2567 states and 4913 transitions. Word has length 126 [2022-03-15 15:09:31,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:31,088 INFO L470 AbstractCegarLoop]: Abstraction has 2567 states and 4913 transitions. [2022-03-15 15:09:31,088 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:31,088 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 4913 transitions. [2022-03-15 15:09:31,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:09:31,089 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:31,089 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:31,090 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-03-15 15:09:31,090 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:09:31,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:31,090 INFO L85 PathProgramCache]: Analyzing trace with hash 1366664322, now seen corresponding path program 14 times [2022-03-15 15:09:31,090 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:31,090 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1686435260] [2022-03-15 15:09:31,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:31,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:31,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:31,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:31,315 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:31,315 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1686435260] [2022-03-15 15:09:31,315 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1686435260] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:31,315 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:31,315 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:09:31,317 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088579936] [2022-03-15 15:09:31,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:31,317 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:09:31,317 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:31,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:09:31,317 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:09:31,318 INFO L87 Difference]: Start difference. First operand 2567 states and 4913 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:32,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:32,407 INFO L93 Difference]: Finished difference Result 5157 states and 9884 transitions. [2022-03-15 15:09:32,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-15 15:09:32,408 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:09:32,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:32,413 INFO L225 Difference]: With dead ends: 5157 [2022-03-15 15:09:32,413 INFO L226 Difference]: Without dead ends: 5157 [2022-03-15 15:09:32,414 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 232 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=224, Invalid=898, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:09:32,414 INFO L933 BasicCegarLoop]: 289 mSDtfsCounter, 771 mSDsluCounter, 1774 mSDsCounter, 0 mSdLazyCounter, 1634 mSolverCounterSat, 284 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 771 SdHoareTripleChecker+Valid, 2061 SdHoareTripleChecker+Invalid, 1918 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 284 IncrementalHoareTripleChecker+Valid, 1634 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:32,414 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [771 Valid, 2061 Invalid, 1918 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [284 Valid, 1634 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:09:32,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5157 states. [2022-03-15 15:09:32,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5157 to 2565. [2022-03-15 15:09:32,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2565 states, 2552 states have (on average 1.92358934169279) internal successors, (4909), 2564 states have internal predecessors, (4909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:32,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 2565 states and 4909 transitions. [2022-03-15 15:09:32,471 INFO L78 Accepts]: Start accepts. Automaton has 2565 states and 4909 transitions. Word has length 126 [2022-03-15 15:09:32,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:32,471 INFO L470 AbstractCegarLoop]: Abstraction has 2565 states and 4909 transitions. [2022-03-15 15:09:32,471 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:32,471 INFO L276 IsEmpty]: Start isEmpty. Operand 2565 states and 4909 transitions. [2022-03-15 15:09:32,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:09:32,475 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:32,475 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:32,475 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-03-15 15:09:32,475 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:09:32,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:32,476 INFO L85 PathProgramCache]: Analyzing trace with hash -1899051996, now seen corresponding path program 15 times [2022-03-15 15:09:32,476 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:32,476 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1551411698] [2022-03-15 15:09:32,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:32,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:32,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:32,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:32,656 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:32,656 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1551411698] [2022-03-15 15:09:32,656 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1551411698] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:32,656 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:32,656 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:09:32,656 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1056249240] [2022-03-15 15:09:32,656 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:32,656 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:09:32,656 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:32,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:09:32,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:09:32,657 INFO L87 Difference]: Start difference. First operand 2565 states and 4909 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:33,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:33,845 INFO L93 Difference]: Finished difference Result 5124 states and 9822 transitions. [2022-03-15 15:09:33,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-15 15:09:33,846 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:09:33,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:33,851 INFO L225 Difference]: With dead ends: 5124 [2022-03-15 15:09:33,851 INFO L226 Difference]: Without dead ends: 5124 [2022-03-15 15:09:33,852 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 233 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=223, Invalid=899, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:09:33,852 INFO L933 BasicCegarLoop]: 295 mSDtfsCounter, 704 mSDsluCounter, 2044 mSDsCounter, 0 mSdLazyCounter, 1890 mSolverCounterSat, 264 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 704 SdHoareTripleChecker+Valid, 2337 SdHoareTripleChecker+Invalid, 2154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 264 IncrementalHoareTripleChecker+Valid, 1890 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:33,852 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [704 Valid, 2337 Invalid, 2154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [264 Valid, 1890 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:09:33,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5124 states. [2022-03-15 15:09:33,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5124 to 2563. [2022-03-15 15:09:33,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2563 states, 2550 states have (on average 1.923529411764706) internal successors, (4905), 2562 states have internal predecessors, (4905), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:33,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2563 states to 2563 states and 4905 transitions. [2022-03-15 15:09:33,908 INFO L78 Accepts]: Start accepts. Automaton has 2563 states and 4905 transitions. Word has length 126 [2022-03-15 15:09:33,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:33,909 INFO L470 AbstractCegarLoop]: Abstraction has 2563 states and 4905 transitions. [2022-03-15 15:09:33,909 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:33,909 INFO L276 IsEmpty]: Start isEmpty. Operand 2563 states and 4905 transitions. [2022-03-15 15:09:33,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:09:33,910 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:33,910 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:33,910 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-03-15 15:09:33,910 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:09:33,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:33,911 INFO L85 PathProgramCache]: Analyzing trace with hash 1952751484, now seen corresponding path program 16 times [2022-03-15 15:09:33,911 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:33,911 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [528654930] [2022-03-15 15:09:33,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:33,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:33,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:34,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:34,125 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:34,125 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [528654930] [2022-03-15 15:09:34,125 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [528654930] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:34,125 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:34,125 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:09:34,125 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [586878066] [2022-03-15 15:09:34,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:34,126 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:09:34,126 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:34,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:09:34,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:09:34,126 INFO L87 Difference]: Start difference. First operand 2563 states and 4905 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:34,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:34,915 INFO L93 Difference]: Finished difference Result 4545 states and 8752 transitions. [2022-03-15 15:09:34,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-15 15:09:34,915 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:09:34,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:34,920 INFO L225 Difference]: With dead ends: 4545 [2022-03-15 15:09:34,920 INFO L226 Difference]: Without dead ends: 4545 [2022-03-15 15:09:34,921 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 172 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=198, Invalid=732, Unknown=0, NotChecked=0, Total=930 [2022-03-15 15:09:34,921 INFO L933 BasicCegarLoop]: 256 mSDtfsCounter, 464 mSDsluCounter, 1380 mSDsCounter, 0 mSdLazyCounter, 1039 mSolverCounterSat, 151 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 464 SdHoareTripleChecker+Valid, 1634 SdHoareTripleChecker+Invalid, 1190 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 151 IncrementalHoareTripleChecker+Valid, 1039 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:34,921 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [464 Valid, 1634 Invalid, 1190 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [151 Valid, 1039 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-15 15:09:34,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4545 states. [2022-03-15 15:09:34,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4545 to 2573. [2022-03-15 15:09:34,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2573 states, 2560 states have (on average 1.923828125) internal successors, (4925), 2572 states have internal predecessors, (4925), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:34,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 2573 states and 4925 transitions. [2022-03-15 15:09:34,955 INFO L78 Accepts]: Start accepts. Automaton has 2573 states and 4925 transitions. Word has length 126 [2022-03-15 15:09:34,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:34,956 INFO L470 AbstractCegarLoop]: Abstraction has 2573 states and 4925 transitions. [2022-03-15 15:09:34,956 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:34,956 INFO L276 IsEmpty]: Start isEmpty. Operand 2573 states and 4925 transitions. [2022-03-15 15:09:34,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:09:34,957 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:34,957 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:34,957 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-03-15 15:09:34,957 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:09:34,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:34,958 INFO L85 PathProgramCache]: Analyzing trace with hash 1906827166, now seen corresponding path program 17 times [2022-03-15 15:09:34,958 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:34,958 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1341725816] [2022-03-15 15:09:34,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:34,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:34,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:35,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:35,181 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:35,181 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1341725816] [2022-03-15 15:09:35,181 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1341725816] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:35,181 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:35,181 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:09:35,181 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [676180483] [2022-03-15 15:09:35,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:35,182 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:09:35,182 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:35,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:09:35,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:09:35,182 INFO L87 Difference]: Start difference. First operand 2573 states and 4925 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:36,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:36,059 INFO L93 Difference]: Finished difference Result 4656 states and 8970 transitions. [2022-03-15 15:09:36,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-15 15:09:36,061 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:09:36,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:36,066 INFO L225 Difference]: With dead ends: 4656 [2022-03-15 15:09:36,066 INFO L226 Difference]: Without dead ends: 4656 [2022-03-15 15:09:36,066 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 215 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=215, Invalid=841, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:09:36,067 INFO L933 BasicCegarLoop]: 255 mSDtfsCounter, 493 mSDsluCounter, 1542 mSDsCounter, 0 mSdLazyCounter, 1182 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 493 SdHoareTripleChecker+Valid, 1795 SdHoareTripleChecker+Invalid, 1343 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 1182 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:36,067 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [493 Valid, 1795 Invalid, 1343 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 1182 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-15 15:09:36,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4656 states. [2022-03-15 15:09:36,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4656 to 2575. [2022-03-15 15:09:36,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2575 states, 2562 states have (on average 1.923887587822014) internal successors, (4929), 2574 states have internal predecessors, (4929), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:36,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 2575 states and 4929 transitions. [2022-03-15 15:09:36,098 INFO L78 Accepts]: Start accepts. Automaton has 2575 states and 4929 transitions. Word has length 126 [2022-03-15 15:09:36,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:36,099 INFO L470 AbstractCegarLoop]: Abstraction has 2575 states and 4929 transitions. [2022-03-15 15:09:36,099 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:36,099 INFO L276 IsEmpty]: Start isEmpty. Operand 2575 states and 4929 transitions. [2022-03-15 15:09:36,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:09:36,100 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:36,100 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:36,100 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-03-15 15:09:36,100 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:09:36,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:36,101 INFO L85 PathProgramCache]: Analyzing trace with hash 1442408640, now seen corresponding path program 18 times [2022-03-15 15:09:36,101 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:36,101 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1509293169] [2022-03-15 15:09:36,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:36,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:36,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:36,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:36,312 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:36,312 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1509293169] [2022-03-15 15:09:36,312 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1509293169] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:36,312 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:36,312 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:09:36,312 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1353547285] [2022-03-15 15:09:36,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:36,313 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:09:36,313 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:36,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:09:36,313 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:09:36,313 INFO L87 Difference]: Start difference. First operand 2575 states and 4929 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:37,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:37,231 INFO L93 Difference]: Finished difference Result 4639 states and 8940 transitions. [2022-03-15 15:09:37,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-15 15:09:37,232 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:09:37,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:37,237 INFO L225 Difference]: With dead ends: 4639 [2022-03-15 15:09:37,237 INFO L226 Difference]: Without dead ends: 4639 [2022-03-15 15:09:37,238 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 235 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=223, Invalid=899, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:09:37,238 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 626 mSDsluCounter, 1530 mSDsCounter, 0 mSdLazyCounter, 1240 mSolverCounterSat, 237 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 626 SdHoareTripleChecker+Valid, 1790 SdHoareTripleChecker+Invalid, 1477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 237 IncrementalHoareTripleChecker+Valid, 1240 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:37,238 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [626 Valid, 1790 Invalid, 1477 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [237 Valid, 1240 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:09:37,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4639 states. [2022-03-15 15:09:37,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4639 to 2569. [2022-03-15 15:09:37,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2569 states, 2556 states have (on average 1.9237089201877935) internal successors, (4917), 2568 states have internal predecessors, (4917), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:37,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2569 states to 2569 states and 4917 transitions. [2022-03-15 15:09:37,270 INFO L78 Accepts]: Start accepts. Automaton has 2569 states and 4917 transitions. Word has length 126 [2022-03-15 15:09:37,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:37,270 INFO L470 AbstractCegarLoop]: Abstraction has 2569 states and 4917 transitions. [2022-03-15 15:09:37,271 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:37,271 INFO L276 IsEmpty]: Start isEmpty. Operand 2569 states and 4917 transitions. [2022-03-15 15:09:37,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:09:37,271 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:37,272 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:37,272 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-03-15 15:09:37,272 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:09:37,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:37,272 INFO L85 PathProgramCache]: Analyzing trace with hash 745750908, now seen corresponding path program 19 times [2022-03-15 15:09:37,272 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:37,272 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1044430692] [2022-03-15 15:09:37,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:37,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:37,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:37,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:37,483 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:37,483 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1044430692] [2022-03-15 15:09:37,483 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1044430692] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:37,483 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:37,483 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:09:37,483 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297925980] [2022-03-15 15:09:37,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:37,484 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:09:37,484 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:37,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:09:37,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:09:37,484 INFO L87 Difference]: Start difference. First operand 2569 states and 4917 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:38,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:38,384 INFO L93 Difference]: Finished difference Result 4519 states and 8702 transitions. [2022-03-15 15:09:38,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-15 15:09:38,385 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:09:38,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:38,389 INFO L225 Difference]: With dead ends: 4519 [2022-03-15 15:09:38,390 INFO L226 Difference]: Without dead ends: 4519 [2022-03-15 15:09:38,390 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 205 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=195, Invalid=797, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:09:38,390 INFO L933 BasicCegarLoop]: 255 mSDtfsCounter, 536 mSDsluCounter, 1373 mSDsCounter, 0 mSdLazyCounter, 1067 mSolverCounterSat, 196 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 536 SdHoareTripleChecker+Valid, 1626 SdHoareTripleChecker+Invalid, 1263 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 196 IncrementalHoareTripleChecker+Valid, 1067 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:38,391 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [536 Valid, 1626 Invalid, 1263 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [196 Valid, 1067 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-15 15:09:38,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4519 states. [2022-03-15 15:09:38,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4519 to 2573. [2022-03-15 15:09:38,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2573 states, 2560 states have (on average 1.923828125) internal successors, (4925), 2572 states have internal predecessors, (4925), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:38,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 2573 states and 4925 transitions. [2022-03-15 15:09:38,422 INFO L78 Accepts]: Start accepts. Automaton has 2573 states and 4925 transitions. Word has length 126 [2022-03-15 15:09:38,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:38,422 INFO L470 AbstractCegarLoop]: Abstraction has 2573 states and 4925 transitions. [2022-03-15 15:09:38,422 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:38,422 INFO L276 IsEmpty]: Start isEmpty. Operand 2573 states and 4925 transitions. [2022-03-15 15:09:38,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:09:38,424 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:38,424 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:38,424 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-03-15 15:09:38,424 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:09:38,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:38,424 INFO L85 PathProgramCache]: Analyzing trace with hash 281332382, now seen corresponding path program 20 times [2022-03-15 15:09:38,424 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:38,425 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [618088061] [2022-03-15 15:09:38,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:38,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:38,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:38,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:38,630 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:38,630 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [618088061] [2022-03-15 15:09:38,630 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [618088061] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:38,630 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:38,630 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:09:38,630 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1823461010] [2022-03-15 15:09:38,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:38,631 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:09:38,631 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:38,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:09:38,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:09:38,631 INFO L87 Difference]: Start difference. First operand 2573 states and 4925 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:39,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:39,735 INFO L93 Difference]: Finished difference Result 4611 states and 8886 transitions. [2022-03-15 15:09:39,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-15 15:09:39,735 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:09:39,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:39,740 INFO L225 Difference]: With dead ends: 4611 [2022-03-15 15:09:39,740 INFO L226 Difference]: Without dead ends: 4611 [2022-03-15 15:09:39,740 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 225 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=202, Invalid=854, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:09:39,741 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 501 mSDsluCounter, 1909 mSDsCounter, 0 mSdLazyCounter, 1593 mSolverCounterSat, 172 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 501 SdHoareTripleChecker+Valid, 2169 SdHoareTripleChecker+Invalid, 1765 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 172 IncrementalHoareTripleChecker+Valid, 1593 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:39,741 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [501 Valid, 2169 Invalid, 1765 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [172 Valid, 1593 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:09:39,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4611 states. [2022-03-15 15:09:39,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4611 to 2571. [2022-03-15 15:09:39,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2571 states, 2558 states have (on average 1.9237685691946833) internal successors, (4921), 2570 states have internal predecessors, (4921), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:39,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2571 states to 2571 states and 4921 transitions. [2022-03-15 15:09:39,772 INFO L78 Accepts]: Start accepts. Automaton has 2571 states and 4921 transitions. Word has length 126 [2022-03-15 15:09:39,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:39,772 INFO L470 AbstractCegarLoop]: Abstraction has 2571 states and 4921 transitions. [2022-03-15 15:09:39,772 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:39,772 INFO L276 IsEmpty]: Start isEmpty. Operand 2571 states and 4921 transitions. [2022-03-15 15:09:39,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:09:39,774 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:39,774 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:39,774 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-03-15 15:09:39,774 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:09:39,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:39,774 INFO L85 PathProgramCache]: Analyzing trace with hash 114783100, now seen corresponding path program 21 times [2022-03-15 15:09:39,774 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:39,775 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [384794573] [2022-03-15 15:09:39,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:39,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:39,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:39,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:39,987 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:39,987 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [384794573] [2022-03-15 15:09:39,987 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [384794573] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:39,987 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:39,987 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:09:39,987 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [161913652] [2022-03-15 15:09:39,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:39,988 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:09:39,988 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:39,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:09:39,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:09:39,988 INFO L87 Difference]: Start difference. First operand 2571 states and 4921 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:41,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:41,006 INFO L93 Difference]: Finished difference Result 4675 states and 9010 transitions. [2022-03-15 15:09:41,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-15 15:09:41,006 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:09:41,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:41,012 INFO L225 Difference]: With dead ends: 4675 [2022-03-15 15:09:41,012 INFO L226 Difference]: Without dead ends: 4675 [2022-03-15 15:09:41,012 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 227 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=200, Invalid=856, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:09:41,012 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 523 mSDsluCounter, 1567 mSDsCounter, 0 mSdLazyCounter, 1389 mSolverCounterSat, 192 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 523 SdHoareTripleChecker+Valid, 1835 SdHoareTripleChecker+Invalid, 1581 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 192 IncrementalHoareTripleChecker+Valid, 1389 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:41,013 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [523 Valid, 1835 Invalid, 1581 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [192 Valid, 1389 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:09:41,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4675 states. [2022-03-15 15:09:41,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4675 to 2565. [2022-03-15 15:09:41,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2565 states, 2552 states have (on average 1.92358934169279) internal successors, (4909), 2564 states have internal predecessors, (4909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:41,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 2565 states and 4909 transitions. [2022-03-15 15:09:41,061 INFO L78 Accepts]: Start accepts. Automaton has 2565 states and 4909 transitions. Word has length 126 [2022-03-15 15:09:41,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:41,062 INFO L470 AbstractCegarLoop]: Abstraction has 2565 states and 4909 transitions. [2022-03-15 15:09:41,062 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:41,062 INFO L276 IsEmpty]: Start isEmpty. Operand 2565 states and 4909 transitions. [2022-03-15 15:09:41,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:09:41,063 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:41,063 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:41,063 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-03-15 15:09:41,063 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:09:41,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:41,064 INFO L85 PathProgramCache]: Analyzing trace with hash -444993970, now seen corresponding path program 22 times [2022-03-15 15:09:41,064 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:41,064 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [416052569] [2022-03-15 15:09:41,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:41,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:41,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:41,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:41,275 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:41,275 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [416052569] [2022-03-15 15:09:41,275 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [416052569] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:41,275 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:41,275 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:09:41,275 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [716207847] [2022-03-15 15:09:41,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:41,275 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:09:41,276 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:41,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:09:41,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:09:41,276 INFO L87 Difference]: Start difference. First operand 2565 states and 4909 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:41,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:41,958 INFO L93 Difference]: Finished difference Result 4409 states and 8486 transitions. [2022-03-15 15:09:41,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 15:09:41,958 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:09:41,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:41,964 INFO L225 Difference]: With dead ends: 4409 [2022-03-15 15:09:41,964 INFO L226 Difference]: Without dead ends: 4409 [2022-03-15 15:09:41,965 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=153, Invalid=549, Unknown=0, NotChecked=0, Total=702 [2022-03-15 15:09:41,965 INFO L933 BasicCegarLoop]: 250 mSDtfsCounter, 448 mSDsluCounter, 1239 mSDsCounter, 0 mSdLazyCounter, 930 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 448 SdHoareTripleChecker+Valid, 1487 SdHoareTripleChecker+Invalid, 1076 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 930 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:41,965 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [448 Valid, 1487 Invalid, 1076 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 930 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-03-15 15:09:41,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4409 states. [2022-03-15 15:09:41,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4409 to 2567. [2022-03-15 15:09:42,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2567 states, 2554 states have (on average 1.923649177760376) internal successors, (4913), 2566 states have internal predecessors, (4913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:42,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2567 states and 4913 transitions. [2022-03-15 15:09:42,004 INFO L78 Accepts]: Start accepts. Automaton has 2567 states and 4913 transitions. Word has length 126 [2022-03-15 15:09:42,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:42,005 INFO L470 AbstractCegarLoop]: Abstraction has 2567 states and 4913 transitions. [2022-03-15 15:09:42,005 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:42,005 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 4913 transitions. [2022-03-15 15:09:42,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:09:42,006 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:42,006 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:42,006 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-03-15 15:09:42,006 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:09:42,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:42,006 INFO L85 PathProgramCache]: Analyzing trace with hash 1663783640, now seen corresponding path program 23 times [2022-03-15 15:09:42,006 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:42,007 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [162524715] [2022-03-15 15:09:42,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:42,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:42,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:42,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:42,237 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:42,237 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [162524715] [2022-03-15 15:09:42,237 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [162524715] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:42,237 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:42,237 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:09:42,237 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [917850268] [2022-03-15 15:09:42,237 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:42,238 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:09:42,238 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:42,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:09:42,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:09:42,238 INFO L87 Difference]: Start difference. First operand 2567 states and 4913 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:43,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:43,144 INFO L93 Difference]: Finished difference Result 4566 states and 8794 transitions. [2022-03-15 15:09:43,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-15 15:09:43,145 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:09:43,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:43,150 INFO L225 Difference]: With dead ends: 4566 [2022-03-15 15:09:43,150 INFO L226 Difference]: Without dead ends: 4566 [2022-03-15 15:09:43,150 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 159 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=185, Invalid=685, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:09:43,151 INFO L933 BasicCegarLoop]: 258 mSDtfsCounter, 533 mSDsluCounter, 1507 mSDsCounter, 0 mSdLazyCounter, 1149 mSolverCounterSat, 178 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 533 SdHoareTripleChecker+Valid, 1763 SdHoareTripleChecker+Invalid, 1327 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 178 IncrementalHoareTripleChecker+Valid, 1149 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:43,151 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [533 Valid, 1763 Invalid, 1327 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [178 Valid, 1149 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:09:43,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4566 states. [2022-03-15 15:09:43,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4566 to 2571. [2022-03-15 15:09:43,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2571 states, 2558 states have (on average 1.9237685691946833) internal successors, (4921), 2570 states have internal predecessors, (4921), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:43,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2571 states to 2571 states and 4921 transitions. [2022-03-15 15:09:43,183 INFO L78 Accepts]: Start accepts. Automaton has 2571 states and 4921 transitions. Word has length 126 [2022-03-15 15:09:43,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:43,183 INFO L470 AbstractCegarLoop]: Abstraction has 2571 states and 4921 transitions. [2022-03-15 15:09:43,183 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:43,183 INFO L276 IsEmpty]: Start isEmpty. Operand 2571 states and 4921 transitions. [2022-03-15 15:09:43,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:09:43,184 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:43,184 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:43,184 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-03-15 15:09:43,184 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:09:43,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:43,184 INFO L85 PathProgramCache]: Analyzing trace with hash -216929764, now seen corresponding path program 24 times [2022-03-15 15:09:43,184 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:43,185 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261838535] [2022-03-15 15:09:43,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:43,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:43,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:43,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:43,389 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:43,389 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [261838535] [2022-03-15 15:09:43,389 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [261838535] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:43,389 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:43,389 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:09:43,389 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1568762353] [2022-03-15 15:09:43,389 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:43,389 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:09:43,390 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:43,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:09:43,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:09:43,390 INFO L87 Difference]: Start difference. First operand 2571 states and 4921 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:44,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:44,342 INFO L93 Difference]: Finished difference Result 4524 states and 8712 transitions. [2022-03-15 15:09:44,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-15 15:09:44,342 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:09:44,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:44,347 INFO L225 Difference]: With dead ends: 4524 [2022-03-15 15:09:44,347 INFO L226 Difference]: Without dead ends: 4524 [2022-03-15 15:09:44,347 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 202 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=200, Invalid=792, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:09:44,348 INFO L933 BasicCegarLoop]: 257 mSDtfsCounter, 448 mSDsluCounter, 1870 mSDsCounter, 0 mSdLazyCounter, 1456 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 448 SdHoareTripleChecker+Valid, 2125 SdHoareTripleChecker+Invalid, 1600 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 1456 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:44,349 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [448 Valid, 2125 Invalid, 1600 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 1456 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:09:44,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4524 states. [2022-03-15 15:09:44,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4524 to 2573. [2022-03-15 15:09:44,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2573 states, 2560 states have (on average 1.923828125) internal successors, (4925), 2572 states have internal predecessors, (4925), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:44,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 2573 states and 4925 transitions. [2022-03-15 15:09:44,384 INFO L78 Accepts]: Start accepts. Automaton has 2573 states and 4925 transitions. Word has length 126 [2022-03-15 15:09:44,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:44,385 INFO L470 AbstractCegarLoop]: Abstraction has 2573 states and 4925 transitions. [2022-03-15 15:09:44,385 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:44,385 INFO L276 IsEmpty]: Start isEmpty. Operand 2573 states and 4925 transitions. [2022-03-15 15:09:44,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:09:44,386 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:44,386 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:44,386 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-03-15 15:09:44,386 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:09:44,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:44,387 INFO L85 PathProgramCache]: Analyzing trace with hash -681348290, now seen corresponding path program 25 times [2022-03-15 15:09:44,387 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:44,387 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [310888322] [2022-03-15 15:09:44,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:44,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:44,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:44,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:44,613 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:44,613 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [310888322] [2022-03-15 15:09:44,613 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [310888322] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:44,613 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:44,613 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:09:44,613 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [991479909] [2022-03-15 15:09:44,613 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:44,613 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:09:44,613 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:44,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:09:44,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:09:44,614 INFO L87 Difference]: Start difference. First operand 2573 states and 4925 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:45,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:45,521 INFO L93 Difference]: Finished difference Result 4507 states and 8682 transitions. [2022-03-15 15:09:45,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-15 15:09:45,521 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:09:45,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:45,526 INFO L225 Difference]: With dead ends: 4507 [2022-03-15 15:09:45,526 INFO L226 Difference]: Without dead ends: 4507 [2022-03-15 15:09:45,526 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 223 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=206, Invalid=850, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:09:45,527 INFO L933 BasicCegarLoop]: 264 mSDtfsCounter, 479 mSDsluCounter, 1587 mSDsCounter, 0 mSdLazyCounter, 1280 mSolverCounterSat, 183 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 479 SdHoareTripleChecker+Valid, 1849 SdHoareTripleChecker+Invalid, 1463 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 183 IncrementalHoareTripleChecker+Valid, 1280 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:45,527 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [479 Valid, 1849 Invalid, 1463 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [183 Valid, 1280 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:09:45,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4507 states. [2022-03-15 15:09:45,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4507 to 2567. [2022-03-15 15:09:45,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2567 states, 2554 states have (on average 1.923649177760376) internal successors, (4913), 2566 states have internal predecessors, (4913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:45,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2567 states and 4913 transitions. [2022-03-15 15:09:45,557 INFO L78 Accepts]: Start accepts. Automaton has 2567 states and 4913 transitions. Word has length 126 [2022-03-15 15:09:45,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:45,557 INFO L470 AbstractCegarLoop]: Abstraction has 2567 states and 4913 transitions. [2022-03-15 15:09:45,557 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:45,557 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 4913 transitions. [2022-03-15 15:09:45,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:09:45,558 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:45,558 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:45,559 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-03-15 15:09:45,559 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:09:45,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:45,559 INFO L85 PathProgramCache]: Analyzing trace with hash 1815890494, now seen corresponding path program 26 times [2022-03-15 15:09:45,559 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:45,559 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1257985068] [2022-03-15 15:09:45,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:45,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:45,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:45,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:45,766 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:45,766 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1257985068] [2022-03-15 15:09:45,766 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1257985068] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:45,766 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:45,766 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:09:45,767 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293396950] [2022-03-15 15:09:45,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:45,767 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:09:45,767 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:45,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:09:45,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:09:45,768 INFO L87 Difference]: Start difference. First operand 2567 states and 4913 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:46,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:46,650 INFO L93 Difference]: Finished difference Result 4561 states and 8784 transitions. [2022-03-15 15:09:46,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-15 15:09:46,650 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:09:46,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:46,670 INFO L225 Difference]: With dead ends: 4561 [2022-03-15 15:09:46,670 INFO L226 Difference]: Without dead ends: 4561 [2022-03-15 15:09:46,670 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 184 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=216, Invalid=776, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:09:46,670 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 624 mSDsluCounter, 1591 mSDsCounter, 0 mSdLazyCounter, 1213 mSolverCounterSat, 223 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 624 SdHoareTripleChecker+Valid, 1852 SdHoareTripleChecker+Invalid, 1436 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 223 IncrementalHoareTripleChecker+Valid, 1213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:46,671 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [624 Valid, 1852 Invalid, 1436 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [223 Valid, 1213 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:09:46,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4561 states. [2022-03-15 15:09:46,691 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4561 to 2579. [2022-03-15 15:09:46,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2579 states, 2566 states have (on average 1.9240062353858145) internal successors, (4937), 2578 states have internal predecessors, (4937), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:46,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2579 states to 2579 states and 4937 transitions. [2022-03-15 15:09:46,696 INFO L78 Accepts]: Start accepts. Automaton has 2579 states and 4937 transitions. Word has length 126 [2022-03-15 15:09:46,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:46,696 INFO L470 AbstractCegarLoop]: Abstraction has 2579 states and 4937 transitions. [2022-03-15 15:09:46,696 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:46,696 INFO L276 IsEmpty]: Start isEmpty. Operand 2579 states and 4937 transitions. [2022-03-15 15:09:46,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:09:46,697 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:46,697 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:46,697 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-03-15 15:09:46,697 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:09:46,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:46,698 INFO L85 PathProgramCache]: Analyzing trace with hash 1769966176, now seen corresponding path program 27 times [2022-03-15 15:09:46,698 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:46,698 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1240595942] [2022-03-15 15:09:46,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:46,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:46,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:46,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:46,893 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:46,893 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1240595942] [2022-03-15 15:09:46,893 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1240595942] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:46,893 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:46,893 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:09:46,893 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [134015953] [2022-03-15 15:09:46,894 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:46,894 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:09:46,894 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:46,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:09:46,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:09:46,895 INFO L87 Difference]: Start difference. First operand 2579 states and 4937 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:47,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:47,710 INFO L93 Difference]: Finished difference Result 4672 states and 9002 transitions. [2022-03-15 15:09:47,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-15 15:09:47,712 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:09:47,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:47,719 INFO L225 Difference]: With dead ends: 4672 [2022-03-15 15:09:47,719 INFO L226 Difference]: Without dead ends: 4672 [2022-03-15 15:09:47,719 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 227 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=235, Invalid=887, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:09:47,720 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 636 mSDsluCounter, 1356 mSDsCounter, 0 mSdLazyCounter, 1045 mSolverCounterSat, 219 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 636 SdHoareTripleChecker+Valid, 1616 SdHoareTripleChecker+Invalid, 1264 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 219 IncrementalHoareTripleChecker+Valid, 1045 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:47,720 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [636 Valid, 1616 Invalid, 1264 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [219 Valid, 1045 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-15 15:09:47,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4672 states. [2022-03-15 15:09:47,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4672 to 2581. [2022-03-15 15:09:47,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2581 states, 2568 states have (on average 1.9240654205607477) internal successors, (4941), 2580 states have internal predecessors, (4941), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:47,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2581 states to 2581 states and 4941 transitions. [2022-03-15 15:09:47,752 INFO L78 Accepts]: Start accepts. Automaton has 2581 states and 4941 transitions. Word has length 126 [2022-03-15 15:09:47,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:47,752 INFO L470 AbstractCegarLoop]: Abstraction has 2581 states and 4941 transitions. [2022-03-15 15:09:47,752 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:47,752 INFO L276 IsEmpty]: Start isEmpty. Operand 2581 states and 4941 transitions. [2022-03-15 15:09:47,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:09:47,753 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:47,753 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:47,753 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-03-15 15:09:47,754 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:09:47,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:47,754 INFO L85 PathProgramCache]: Analyzing trace with hash 1305547650, now seen corresponding path program 28 times [2022-03-15 15:09:47,754 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:47,754 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1842660517] [2022-03-15 15:09:47,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:47,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:47,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:47,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:47,970 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:47,971 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1842660517] [2022-03-15 15:09:47,971 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1842660517] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:47,971 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:47,971 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:09:47,971 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1968916910] [2022-03-15 15:09:47,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:47,971 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:09:47,971 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:47,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:09:47,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:09:47,972 INFO L87 Difference]: Start difference. First operand 2581 states and 4941 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:48,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:48,909 INFO L93 Difference]: Finished difference Result 4655 states and 8972 transitions. [2022-03-15 15:09:48,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-15 15:09:48,909 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:09:48,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:48,915 INFO L225 Difference]: With dead ends: 4655 [2022-03-15 15:09:48,915 INFO L226 Difference]: Without dead ends: 4655 [2022-03-15 15:09:48,915 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 246 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=245, Invalid=945, Unknown=0, NotChecked=0, Total=1190 [2022-03-15 15:09:48,915 INFO L933 BasicCegarLoop]: 269 mSDtfsCounter, 575 mSDsluCounter, 1655 mSDsCounter, 0 mSdLazyCounter, 1343 mSolverCounterSat, 212 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 575 SdHoareTripleChecker+Valid, 1922 SdHoareTripleChecker+Invalid, 1555 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 212 IncrementalHoareTripleChecker+Valid, 1343 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:48,916 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [575 Valid, 1922 Invalid, 1555 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [212 Valid, 1343 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:09:48,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4655 states. [2022-03-15 15:09:48,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4655 to 2575. [2022-03-15 15:09:48,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2575 states, 2562 states have (on average 1.923887587822014) internal successors, (4929), 2574 states have internal predecessors, (4929), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:48,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 2575 states and 4929 transitions. [2022-03-15 15:09:48,948 INFO L78 Accepts]: Start accepts. Automaton has 2575 states and 4929 transitions. Word has length 126 [2022-03-15 15:09:48,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:48,948 INFO L470 AbstractCegarLoop]: Abstraction has 2575 states and 4929 transitions. [2022-03-15 15:09:48,948 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:48,948 INFO L276 IsEmpty]: Start isEmpty. Operand 2575 states and 4929 transitions. [2022-03-15 15:09:48,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:09:48,949 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:48,949 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:48,949 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2022-03-15 15:09:48,949 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:09:48,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:48,950 INFO L85 PathProgramCache]: Analyzing trace with hash 608889918, now seen corresponding path program 29 times [2022-03-15 15:09:48,950 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:48,950 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1790714173] [2022-03-15 15:09:48,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:48,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:48,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:49,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:49,193 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:49,193 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1790714173] [2022-03-15 15:09:49,193 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1790714173] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:49,193 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:49,193 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:09:49,193 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [361718863] [2022-03-15 15:09:49,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:49,194 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:09:49,194 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:49,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:09:49,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:09:49,194 INFO L87 Difference]: Start difference. First operand 2575 states and 4929 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:50,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:50,106 INFO L93 Difference]: Finished difference Result 4661 states and 8980 transitions. [2022-03-15 15:09:50,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-15 15:09:50,106 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:09:50,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:50,112 INFO L225 Difference]: With dead ends: 4661 [2022-03-15 15:09:50,112 INFO L226 Difference]: Without dead ends: 4661 [2022-03-15 15:09:50,113 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 217 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=213, Invalid=843, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:09:50,113 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 580 mSDsluCounter, 1705 mSDsCounter, 0 mSdLazyCounter, 1356 mSolverCounterSat, 211 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 580 SdHoareTripleChecker+Valid, 1965 SdHoareTripleChecker+Invalid, 1567 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 211 IncrementalHoareTripleChecker+Valid, 1356 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:50,113 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [580 Valid, 1965 Invalid, 1567 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [211 Valid, 1356 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:09:50,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4661 states. [2022-03-15 15:09:50,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4661 to 2579. [2022-03-15 15:09:50,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2579 states, 2566 states have (on average 1.9240062353858145) internal successors, (4937), 2578 states have internal predecessors, (4937), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:50,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2579 states to 2579 states and 4937 transitions. [2022-03-15 15:09:50,150 INFO L78 Accepts]: Start accepts. Automaton has 2579 states and 4937 transitions. Word has length 126 [2022-03-15 15:09:50,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:50,150 INFO L470 AbstractCegarLoop]: Abstraction has 2579 states and 4937 transitions. [2022-03-15 15:09:50,150 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:50,150 INFO L276 IsEmpty]: Start isEmpty. Operand 2579 states and 4937 transitions. [2022-03-15 15:09:50,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:09:50,151 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:50,151 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:50,151 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2022-03-15 15:09:50,151 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:09:50,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:50,152 INFO L85 PathProgramCache]: Analyzing trace with hash 144471392, now seen corresponding path program 30 times [2022-03-15 15:09:50,152 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:50,152 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [598532316] [2022-03-15 15:09:50,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:50,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:50,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:50,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:50,353 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:50,353 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [598532316] [2022-03-15 15:09:50,353 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [598532316] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:50,353 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:50,353 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:09:50,353 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [893098968] [2022-03-15 15:09:50,354 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:50,354 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:09:50,354 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:50,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:09:50,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:09:50,354 INFO L87 Difference]: Start difference. First operand 2579 states and 4937 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:51,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:51,306 INFO L93 Difference]: Finished difference Result 4753 states and 9164 transitions. [2022-03-15 15:09:51,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-15 15:09:51,308 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:09:51,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:51,314 INFO L225 Difference]: With dead ends: 4753 [2022-03-15 15:09:51,314 INFO L226 Difference]: Without dead ends: 4753 [2022-03-15 15:09:51,315 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 236 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=222, Invalid=900, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:09:51,315 INFO L933 BasicCegarLoop]: 269 mSDtfsCounter, 627 mSDsluCounter, 1551 mSDsCounter, 0 mSdLazyCounter, 1270 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 627 SdHoareTripleChecker+Valid, 1818 SdHoareTripleChecker+Invalid, 1512 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 242 IncrementalHoareTripleChecker+Valid, 1270 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:51,315 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [627 Valid, 1818 Invalid, 1512 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 1270 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:09:51,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4753 states. [2022-03-15 15:09:51,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4753 to 2577. [2022-03-15 15:09:51,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2577 states, 2564 states have (on average 1.923946957878315) internal successors, (4933), 2576 states have internal predecessors, (4933), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:51,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2577 states to 2577 states and 4933 transitions. [2022-03-15 15:09:51,351 INFO L78 Accepts]: Start accepts. Automaton has 2577 states and 4933 transitions. Word has length 126 [2022-03-15 15:09:51,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:51,351 INFO L470 AbstractCegarLoop]: Abstraction has 2577 states and 4933 transitions. [2022-03-15 15:09:51,351 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:51,351 INFO L276 IsEmpty]: Start isEmpty. Operand 2577 states and 4933 transitions. [2022-03-15 15:09:51,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:09:51,352 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:51,352 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:51,352 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2022-03-15 15:09:51,353 INFO L402 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:09:51,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:51,353 INFO L85 PathProgramCache]: Analyzing trace with hash -22077890, now seen corresponding path program 31 times [2022-03-15 15:09:51,353 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:51,353 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95108991] [2022-03-15 15:09:51,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:51,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:51,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:51,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:51,566 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:51,566 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [95108991] [2022-03-15 15:09:51,566 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [95108991] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:51,566 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:51,566 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:09:51,566 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1599737220] [2022-03-15 15:09:51,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:51,566 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:09:51,566 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:51,567 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:09:51,567 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:09:51,567 INFO L87 Difference]: Start difference. First operand 2577 states and 4933 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:52,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:52,639 INFO L93 Difference]: Finished difference Result 4731 states and 9124 transitions. [2022-03-15 15:09:52,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-15 15:09:52,640 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:09:52,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:52,645 INFO L225 Difference]: With dead ends: 4731 [2022-03-15 15:09:52,645 INFO L226 Difference]: Without dead ends: 4731 [2022-03-15 15:09:52,645 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 238 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=220, Invalid=902, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:09:52,646 INFO L933 BasicCegarLoop]: 277 mSDtfsCounter, 518 mSDsluCounter, 1967 mSDsCounter, 0 mSdLazyCounter, 1723 mSolverCounterSat, 195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 518 SdHoareTripleChecker+Valid, 2242 SdHoareTripleChecker+Invalid, 1918 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 195 IncrementalHoareTripleChecker+Valid, 1723 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:52,646 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [518 Valid, 2242 Invalid, 1918 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [195 Valid, 1723 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:09:52,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4731 states. [2022-03-15 15:09:52,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4731 to 2571. [2022-03-15 15:09:52,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2571 states, 2558 states have (on average 1.9237685691946833) internal successors, (4921), 2570 states have internal predecessors, (4921), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:52,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2571 states to 2571 states and 4921 transitions. [2022-03-15 15:09:52,678 INFO L78 Accepts]: Start accepts. Automaton has 2571 states and 4921 transitions. Word has length 126 [2022-03-15 15:09:52,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:52,678 INFO L470 AbstractCegarLoop]: Abstraction has 2571 states and 4921 transitions. [2022-03-15 15:09:52,678 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:52,678 INFO L276 IsEmpty]: Start isEmpty. Operand 2571 states and 4921 transitions. [2022-03-15 15:09:52,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:09:52,679 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:52,680 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:52,680 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2022-03-15 15:09:52,680 INFO L402 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:09:52,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:52,680 INFO L85 PathProgramCache]: Analyzing trace with hash -2030686078, now seen corresponding path program 32 times [2022-03-15 15:09:52,680 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:52,680 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1377090177] [2022-03-15 15:09:52,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:52,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:52,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:52,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:52,873 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:52,873 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1377090177] [2022-03-15 15:09:52,874 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1377090177] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:52,874 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:52,874 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:09:52,874 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1841592561] [2022-03-15 15:09:52,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:52,874 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:09:52,874 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:52,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:09:52,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:09:52,875 INFO L87 Difference]: Start difference. First operand 2571 states and 4921 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:53,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:53,859 INFO L93 Difference]: Finished difference Result 4511 states and 8686 transitions. [2022-03-15 15:09:53,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-15 15:09:53,860 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:09:53,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:53,864 INFO L225 Difference]: With dead ends: 4511 [2022-03-15 15:09:53,864 INFO L226 Difference]: Without dead ends: 4511 [2022-03-15 15:09:53,864 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 203 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=196, Invalid=796, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:09:53,865 INFO L933 BasicCegarLoop]: 258 mSDtfsCounter, 511 mSDsluCounter, 1864 mSDsCounter, 0 mSdLazyCounter, 1497 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 511 SdHoareTripleChecker+Valid, 2120 SdHoareTripleChecker+Invalid, 1673 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 1497 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:53,865 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [511 Valid, 2120 Invalid, 1673 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 1497 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:09:53,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4511 states. [2022-03-15 15:09:53,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4511 to 2577. [2022-03-15 15:09:53,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2577 states, 2564 states have (on average 1.923946957878315) internal successors, (4933), 2576 states have internal predecessors, (4933), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:53,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2577 states to 2577 states and 4933 transitions. [2022-03-15 15:09:53,892 INFO L78 Accepts]: Start accepts. Automaton has 2577 states and 4933 transitions. Word has length 126 [2022-03-15 15:09:53,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:53,892 INFO L470 AbstractCegarLoop]: Abstraction has 2577 states and 4933 transitions. [2022-03-15 15:09:53,892 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:53,892 INFO L276 IsEmpty]: Start isEmpty. Operand 2577 states and 4933 transitions. [2022-03-15 15:09:53,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:09:53,893 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:53,893 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:53,893 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2022-03-15 15:09:53,893 INFO L402 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:09:53,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:53,894 INFO L85 PathProgramCache]: Analyzing trace with hash 1799862692, now seen corresponding path program 33 times [2022-03-15 15:09:53,894 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:53,894 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2029728683] [2022-03-15 15:09:53,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:53,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:53,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:54,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:54,073 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:54,073 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2029728683] [2022-03-15 15:09:54,073 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2029728683] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:54,073 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:54,073 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:09:54,073 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [193113127] [2022-03-15 15:09:54,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:54,074 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:09:54,074 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:54,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:09:54,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:09:54,074 INFO L87 Difference]: Start difference. First operand 2577 states and 4933 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:55,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:55,070 INFO L93 Difference]: Finished difference Result 4603 states and 8870 transitions. [2022-03-15 15:09:55,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-15 15:09:55,071 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:09:55,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:55,076 INFO L225 Difference]: With dead ends: 4603 [2022-03-15 15:09:55,076 INFO L226 Difference]: Without dead ends: 4603 [2022-03-15 15:09:55,076 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 222 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=204, Invalid=852, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:09:55,077 INFO L933 BasicCegarLoop]: 265 mSDtfsCounter, 538 mSDsluCounter, 1706 mSDsCounter, 0 mSdLazyCounter, 1435 mSolverCounterSat, 199 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 538 SdHoareTripleChecker+Valid, 1969 SdHoareTripleChecker+Invalid, 1634 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 199 IncrementalHoareTripleChecker+Valid, 1435 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:55,077 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [538 Valid, 1969 Invalid, 1634 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [199 Valid, 1435 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:09:55,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4603 states. [2022-03-15 15:09:55,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4603 to 2575. [2022-03-15 15:09:55,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2575 states, 2562 states have (on average 1.923887587822014) internal successors, (4929), 2574 states have internal predecessors, (4929), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:55,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 2575 states and 4929 transitions. [2022-03-15 15:09:55,120 INFO L78 Accepts]: Start accepts. Automaton has 2575 states and 4929 transitions. Word has length 126 [2022-03-15 15:09:55,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:55,120 INFO L470 AbstractCegarLoop]: Abstraction has 2575 states and 4929 transitions. [2022-03-15 15:09:55,120 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:55,120 INFO L276 IsEmpty]: Start isEmpty. Operand 2575 states and 4929 transitions. [2022-03-15 15:09:55,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:09:55,121 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:55,121 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:55,122 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2022-03-15 15:09:55,122 INFO L402 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:09:55,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:55,122 INFO L85 PathProgramCache]: Analyzing trace with hash 1633313410, now seen corresponding path program 34 times [2022-03-15 15:09:55,122 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:55,122 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [934722537] [2022-03-15 15:09:55,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:55,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:55,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:55,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:55,323 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:55,323 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [934722537] [2022-03-15 15:09:55,323 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [934722537] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:55,323 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:55,323 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:09:55,323 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648548291] [2022-03-15 15:09:55,323 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:55,323 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:09:55,324 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:55,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:09:55,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:09:55,324 INFO L87 Difference]: Start difference. First operand 2575 states and 4929 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:56,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:56,353 INFO L93 Difference]: Finished difference Result 4677 states and 9018 transitions. [2022-03-15 15:09:56,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-15 15:09:56,354 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:09:56,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:56,359 INFO L225 Difference]: With dead ends: 4677 [2022-03-15 15:09:56,359 INFO L226 Difference]: Without dead ends: 4677 [2022-03-15 15:09:56,359 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 225 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=201, Invalid=855, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:09:56,359 INFO L933 BasicCegarLoop]: 273 mSDtfsCounter, 590 mSDsluCounter, 1757 mSDsCounter, 0 mSdLazyCounter, 1562 mSolverCounterSat, 241 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 590 SdHoareTripleChecker+Valid, 2028 SdHoareTripleChecker+Invalid, 1803 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 241 IncrementalHoareTripleChecker+Valid, 1562 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:56,360 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [590 Valid, 2028 Invalid, 1803 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [241 Valid, 1562 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:09:56,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4677 states. [2022-03-15 15:09:56,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4677 to 2573. [2022-03-15 15:09:56,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2573 states, 2560 states have (on average 1.923828125) internal successors, (4925), 2572 states have internal predecessors, (4925), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:56,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 2573 states and 4925 transitions. [2022-03-15 15:09:56,408 INFO L78 Accepts]: Start accepts. Automaton has 2573 states and 4925 transitions. Word has length 126 [2022-03-15 15:09:56,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:56,408 INFO L470 AbstractCegarLoop]: Abstraction has 2573 states and 4925 transitions. [2022-03-15 15:09:56,409 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:56,409 INFO L276 IsEmpty]: Start isEmpty. Operand 2573 states and 4925 transitions. [2022-03-15 15:09:56,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:09:56,409 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:56,409 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:56,409 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2022-03-15 15:09:56,410 INFO L402 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:09:56,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:56,410 INFO L85 PathProgramCache]: Analyzing trace with hash -1632402908, now seen corresponding path program 35 times [2022-03-15 15:09:56,410 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:56,410 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [887614969] [2022-03-15 15:09:56,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:56,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:56,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:56,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:56,576 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:56,576 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [887614969] [2022-03-15 15:09:56,576 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [887614969] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:56,576 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:56,576 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:09:56,576 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [799004660] [2022-03-15 15:09:56,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:56,577 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:09:56,577 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:56,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:09:56,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:09:56,577 INFO L87 Difference]: Start difference. First operand 2573 states and 4925 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:57,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:57,597 INFO L93 Difference]: Finished difference Result 4644 states and 8956 transitions. [2022-03-15 15:09:57,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-15 15:09:57,598 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:09:57,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:57,602 INFO L225 Difference]: With dead ends: 4644 [2022-03-15 15:09:57,602 INFO L226 Difference]: Without dead ends: 4644 [2022-03-15 15:09:57,603 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 226 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=200, Invalid=856, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:09:57,603 INFO L933 BasicCegarLoop]: 279 mSDtfsCounter, 529 mSDsluCounter, 1787 mSDsCounter, 0 mSdLazyCounter, 1645 mSolverCounterSat, 223 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 529 SdHoareTripleChecker+Valid, 2064 SdHoareTripleChecker+Invalid, 1868 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 223 IncrementalHoareTripleChecker+Valid, 1645 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:57,603 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [529 Valid, 2064 Invalid, 1868 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [223 Valid, 1645 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:09:57,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4644 states. [2022-03-15 15:09:57,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4644 to 2567. [2022-03-15 15:09:57,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2567 states, 2554 states have (on average 1.923649177760376) internal successors, (4913), 2566 states have internal predecessors, (4913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:57,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2567 states and 4913 transitions. [2022-03-15 15:09:57,633 INFO L78 Accepts]: Start accepts. Automaton has 2567 states and 4913 transitions. Word has length 126 [2022-03-15 15:09:57,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:57,633 INFO L470 AbstractCegarLoop]: Abstraction has 2567 states and 4913 transitions. [2022-03-15 15:09:57,633 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:57,633 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 4913 transitions. [2022-03-15 15:09:57,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:09:57,634 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:57,634 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:57,634 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2022-03-15 15:09:57,634 INFO L402 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:09:57,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:57,635 INFO L85 PathProgramCache]: Analyzing trace with hash 273582876, now seen corresponding path program 36 times [2022-03-15 15:09:57,635 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:57,635 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [122196854] [2022-03-15 15:09:57,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:57,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:57,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:57,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:57,855 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:57,855 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [122196854] [2022-03-15 15:09:57,855 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [122196854] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:57,855 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:57,856 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:09:57,856 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [556588833] [2022-03-15 15:09:57,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:57,856 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:09:57,856 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:57,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:09:57,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:09:57,857 INFO L87 Difference]: Start difference. First operand 2567 states and 4913 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:58,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:09:58,853 INFO L93 Difference]: Finished difference Result 4840 states and 9329 transitions. [2022-03-15 15:09:58,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-15 15:09:58,853 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:09:58,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:09:58,859 INFO L225 Difference]: With dead ends: 4840 [2022-03-15 15:09:58,859 INFO L226 Difference]: Without dead ends: 4840 [2022-03-15 15:09:58,859 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 138 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=186, Invalid=626, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:09:58,859 INFO L933 BasicCegarLoop]: 302 mSDtfsCounter, 546 mSDsluCounter, 1616 mSDsCounter, 0 mSdLazyCounter, 1508 mSolverCounterSat, 188 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 546 SdHoareTripleChecker+Valid, 1914 SdHoareTripleChecker+Invalid, 1696 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 188 IncrementalHoareTripleChecker+Valid, 1508 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:09:58,859 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [546 Valid, 1914 Invalid, 1696 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [188 Valid, 1508 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:09:58,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4840 states. [2022-03-15 15:09:58,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4840 to 2576. [2022-03-15 15:09:58,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2576 states, 2563 states have (on average 1.9239172844323058) internal successors, (4931), 2575 states have internal predecessors, (4931), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:58,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2576 states to 2576 states and 4931 transitions. [2022-03-15 15:09:58,891 INFO L78 Accepts]: Start accepts. Automaton has 2576 states and 4931 transitions. Word has length 126 [2022-03-15 15:09:58,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:09:58,891 INFO L470 AbstractCegarLoop]: Abstraction has 2576 states and 4931 transitions. [2022-03-15 15:09:58,891 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:09:58,891 INFO L276 IsEmpty]: Start isEmpty. Operand 2576 states and 4931 transitions. [2022-03-15 15:09:58,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:09:58,892 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:09:58,892 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:09:58,892 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2022-03-15 15:09:58,892 INFO L402 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:09:58,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:09:58,892 INFO L85 PathProgramCache]: Analyzing trace with hash 227658558, now seen corresponding path program 37 times [2022-03-15 15:09:58,892 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:09:58,892 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94116418] [2022-03-15 15:09:58,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:09:58,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:09:58,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:09:59,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:09:59,104 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:09:59,104 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [94116418] [2022-03-15 15:09:59,104 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [94116418] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:09:59,104 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:09:59,104 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:09:59,105 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1039488444] [2022-03-15 15:09:59,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:09:59,105 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:09:59,105 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:09:59,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:09:59,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:09:59,105 INFO L87 Difference]: Start difference. First operand 2576 states and 4931 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:00,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:00,189 INFO L93 Difference]: Finished difference Result 4951 states and 9547 transitions. [2022-03-15 15:10:00,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-15 15:10:00,190 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:10:00,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:00,195 INFO L225 Difference]: With dead ends: 4951 [2022-03-15 15:10:00,195 INFO L226 Difference]: Without dead ends: 4951 [2022-03-15 15:10:00,196 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 175 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=205, Invalid=725, Unknown=0, NotChecked=0, Total=930 [2022-03-15 15:10:00,196 INFO L933 BasicCegarLoop]: 301 mSDtfsCounter, 711 mSDsluCounter, 1666 mSDsCounter, 0 mSdLazyCounter, 1540 mSolverCounterSat, 263 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 711 SdHoareTripleChecker+Valid, 1963 SdHoareTripleChecker+Invalid, 1803 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 263 IncrementalHoareTripleChecker+Valid, 1540 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:00,196 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [711 Valid, 1963 Invalid, 1803 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [263 Valid, 1540 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:10:00,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4951 states. [2022-03-15 15:10:00,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4951 to 2578. [2022-03-15 15:10:00,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2578 states, 2565 states have (on average 1.9239766081871346) internal successors, (4935), 2577 states have internal predecessors, (4935), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:00,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2578 states to 2578 states and 4935 transitions. [2022-03-15 15:10:00,225 INFO L78 Accepts]: Start accepts. Automaton has 2578 states and 4935 transitions. Word has length 126 [2022-03-15 15:10:00,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:00,226 INFO L470 AbstractCegarLoop]: Abstraction has 2578 states and 4935 transitions. [2022-03-15 15:10:00,226 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:00,226 INFO L276 IsEmpty]: Start isEmpty. Operand 2578 states and 4935 transitions. [2022-03-15 15:10:00,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:10:00,227 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:00,227 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:00,227 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2022-03-15 15:10:00,227 INFO L402 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:10:00,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:00,227 INFO L85 PathProgramCache]: Analyzing trace with hash -236759968, now seen corresponding path program 38 times [2022-03-15 15:10:00,227 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:00,227 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1382414800] [2022-03-15 15:10:00,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:00,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:00,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:00,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:00,429 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:00,429 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1382414800] [2022-03-15 15:10:00,429 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1382414800] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:00,429 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:00,429 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:10:00,429 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [54844250] [2022-03-15 15:10:00,429 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:00,429 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:10:00,429 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:00,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:10:00,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:10:00,430 INFO L87 Difference]: Start difference. First operand 2578 states and 4935 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:01,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:01,638 INFO L93 Difference]: Finished difference Result 4934 states and 9517 transitions. [2022-03-15 15:10:01,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-15 15:10:01,638 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:10:01,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:01,644 INFO L225 Difference]: With dead ends: 4934 [2022-03-15 15:10:01,644 INFO L226 Difference]: Without dead ends: 4934 [2022-03-15 15:10:01,644 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 191 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=215, Invalid=777, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:10:01,645 INFO L933 BasicCegarLoop]: 308 mSDtfsCounter, 670 mSDsluCounter, 1903 mSDsCounter, 0 mSdLazyCounter, 1843 mSolverCounterSat, 255 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 670 SdHoareTripleChecker+Valid, 2208 SdHoareTripleChecker+Invalid, 2098 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 255 IncrementalHoareTripleChecker+Valid, 1843 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:01,645 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [670 Valid, 2208 Invalid, 2098 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [255 Valid, 1843 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:10:01,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4934 states. [2022-03-15 15:10:01,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4934 to 2572. [2022-03-15 15:10:01,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2572 states, 2559 states have (on average 1.9237983587338805) internal successors, (4923), 2571 states have internal predecessors, (4923), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:01,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2572 states to 2572 states and 4923 transitions. [2022-03-15 15:10:01,675 INFO L78 Accepts]: Start accepts. Automaton has 2572 states and 4923 transitions. Word has length 126 [2022-03-15 15:10:01,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:01,675 INFO L470 AbstractCegarLoop]: Abstraction has 2572 states and 4923 transitions. [2022-03-15 15:10:01,675 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:01,675 INFO L276 IsEmpty]: Start isEmpty. Operand 2572 states and 4923 transitions. [2022-03-15 15:10:01,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:10:01,676 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:01,676 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:01,677 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2022-03-15 15:10:01,677 INFO L402 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:10:01,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:01,677 INFO L85 PathProgramCache]: Analyzing trace with hash -933417700, now seen corresponding path program 39 times [2022-03-15 15:10:01,677 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:01,677 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [129434179] [2022-03-15 15:10:01,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:01,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:01,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:01,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:01,859 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:01,859 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [129434179] [2022-03-15 15:10:01,859 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [129434179] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:01,860 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:01,860 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:10:01,860 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1363062023] [2022-03-15 15:10:01,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:01,860 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:10:01,860 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:01,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:10:01,861 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:10:01,861 INFO L87 Difference]: Start difference. First operand 2572 states and 4923 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:02,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:02,981 INFO L93 Difference]: Finished difference Result 4814 states and 9279 transitions. [2022-03-15 15:10:02,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-15 15:10:02,982 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:10:02,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:02,987 INFO L225 Difference]: With dead ends: 4814 [2022-03-15 15:10:02,987 INFO L226 Difference]: Without dead ends: 4814 [2022-03-15 15:10:02,988 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 165 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=187, Invalid=683, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:10:02,988 INFO L933 BasicCegarLoop]: 301 mSDtfsCounter, 579 mSDsluCounter, 1920 mSDsCounter, 0 mSdLazyCounter, 1788 mSolverCounterSat, 204 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 579 SdHoareTripleChecker+Valid, 2217 SdHoareTripleChecker+Invalid, 1992 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 204 IncrementalHoareTripleChecker+Valid, 1788 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:02,988 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [579 Valid, 2217 Invalid, 1992 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [204 Valid, 1788 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:10:02,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4814 states. [2022-03-15 15:10:03,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4814 to 2576. [2022-03-15 15:10:03,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2576 states, 2563 states have (on average 1.9239172844323058) internal successors, (4931), 2575 states have internal predecessors, (4931), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:03,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2576 states to 2576 states and 4931 transitions. [2022-03-15 15:10:03,018 INFO L78 Accepts]: Start accepts. Automaton has 2576 states and 4931 transitions. Word has length 126 [2022-03-15 15:10:03,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:03,018 INFO L470 AbstractCegarLoop]: Abstraction has 2576 states and 4931 transitions. [2022-03-15 15:10:03,018 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:03,018 INFO L276 IsEmpty]: Start isEmpty. Operand 2576 states and 4931 transitions. [2022-03-15 15:10:03,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:10:03,019 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:03,019 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:03,019 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2022-03-15 15:10:03,019 INFO L402 AbstractCegarLoop]: === Iteration 50 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:10:03,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:03,019 INFO L85 PathProgramCache]: Analyzing trace with hash -1397836226, now seen corresponding path program 40 times [2022-03-15 15:10:03,019 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:03,019 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1431127000] [2022-03-15 15:10:03,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:03,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:03,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:03,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:03,192 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:03,193 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1431127000] [2022-03-15 15:10:03,193 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1431127000] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:03,193 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:03,193 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:10:03,193 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1253207576] [2022-03-15 15:10:03,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:03,193 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:10:03,193 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:03,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:10:03,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:10:03,194 INFO L87 Difference]: Start difference. First operand 2576 states and 4931 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:04,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:04,441 INFO L93 Difference]: Finished difference Result 4906 states and 9463 transitions. [2022-03-15 15:10:04,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-15 15:10:04,441 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:10:04,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:04,447 INFO L225 Difference]: With dead ends: 4906 [2022-03-15 15:10:04,447 INFO L226 Difference]: Without dead ends: 4906 [2022-03-15 15:10:04,447 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 181 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=196, Invalid=734, Unknown=0, NotChecked=0, Total=930 [2022-03-15 15:10:04,448 INFO L933 BasicCegarLoop]: 308 mSDtfsCounter, 598 mSDsluCounter, 2062 mSDsCounter, 0 mSdLazyCounter, 2015 mSolverCounterSat, 219 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 598 SdHoareTripleChecker+Valid, 2366 SdHoareTripleChecker+Invalid, 2234 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 219 IncrementalHoareTripleChecker+Valid, 2015 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:04,448 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [598 Valid, 2366 Invalid, 2234 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [219 Valid, 2015 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:10:04,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4906 states. [2022-03-15 15:10:04,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4906 to 2574. [2022-03-15 15:10:04,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2574 states, 2561 states have (on average 1.9238578680203047) internal successors, (4927), 2573 states have internal predecessors, (4927), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:04,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2574 states to 2574 states and 4927 transitions. [2022-03-15 15:10:04,489 INFO L78 Accepts]: Start accepts. Automaton has 2574 states and 4927 transitions. Word has length 126 [2022-03-15 15:10:04,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:04,489 INFO L470 AbstractCegarLoop]: Abstraction has 2574 states and 4927 transitions. [2022-03-15 15:10:04,489 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:04,489 INFO L276 IsEmpty]: Start isEmpty. Operand 2574 states and 4927 transitions. [2022-03-15 15:10:04,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:10:04,490 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:04,490 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:04,491 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2022-03-15 15:10:04,491 INFO L402 AbstractCegarLoop]: === Iteration 51 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:10:04,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:04,491 INFO L85 PathProgramCache]: Analyzing trace with hash -1564385508, now seen corresponding path program 41 times [2022-03-15 15:10:04,491 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:04,491 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [148597202] [2022-03-15 15:10:04,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:04,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:04,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:04,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:04,672 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:04,672 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [148597202] [2022-03-15 15:10:04,672 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [148597202] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:04,672 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:04,672 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:10:04,673 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1976045975] [2022-03-15 15:10:04,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:04,673 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:10:04,673 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:04,673 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:10:04,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:10:04,673 INFO L87 Difference]: Start difference. First operand 2574 states and 4927 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:05,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:05,853 INFO L93 Difference]: Finished difference Result 4970 states and 9587 transitions. [2022-03-15 15:10:05,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-15 15:10:05,853 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:10:05,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:05,859 INFO L225 Difference]: With dead ends: 4970 [2022-03-15 15:10:05,859 INFO L226 Difference]: Without dead ends: 4970 [2022-03-15 15:10:05,859 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 183 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=194, Invalid=736, Unknown=0, NotChecked=0, Total=930 [2022-03-15 15:10:05,860 INFO L933 BasicCegarLoop]: 316 mSDtfsCounter, 629 mSDsluCounter, 1860 mSDsCounter, 0 mSdLazyCounter, 1864 mSolverCounterSat, 240 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 629 SdHoareTripleChecker+Valid, 2172 SdHoareTripleChecker+Invalid, 2104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 240 IncrementalHoareTripleChecker+Valid, 1864 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:05,860 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [629 Valid, 2172 Invalid, 2104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [240 Valid, 1864 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:10:05,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4970 states. [2022-03-15 15:10:05,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4970 to 2568. [2022-03-15 15:10:05,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2568 states, 2555 states have (on average 1.923679060665362) internal successors, (4915), 2567 states have internal predecessors, (4915), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:05,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2568 states to 2568 states and 4915 transitions. [2022-03-15 15:10:05,900 INFO L78 Accepts]: Start accepts. Automaton has 2568 states and 4915 transitions. Word has length 126 [2022-03-15 15:10:05,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:05,901 INFO L470 AbstractCegarLoop]: Abstraction has 2568 states and 4915 transitions. [2022-03-15 15:10:05,901 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:05,901 INFO L276 IsEmpty]: Start isEmpty. Operand 2568 states and 4915 transitions. [2022-03-15 15:10:05,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:10:05,902 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:05,902 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:05,902 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2022-03-15 15:10:05,902 INFO L402 AbstractCegarLoop]: === Iteration 52 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:10:05,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:05,903 INFO L85 PathProgramCache]: Analyzing trace with hash -2124162578, now seen corresponding path program 42 times [2022-03-15 15:10:05,903 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:05,903 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [8773916] [2022-03-15 15:10:05,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:05,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:05,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:06,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:06,090 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:06,090 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [8773916] [2022-03-15 15:10:06,090 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [8773916] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:06,090 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:06,090 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:10:06,091 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1660135213] [2022-03-15 15:10:06,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:06,091 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:10:06,091 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:06,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:10:06,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:10:06,092 INFO L87 Difference]: Start difference. First operand 2568 states and 4915 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:06,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:06,982 INFO L93 Difference]: Finished difference Result 4731 states and 9116 transitions. [2022-03-15 15:10:06,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 15:10:06,983 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:10:06,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:06,988 INFO L225 Difference]: With dead ends: 4731 [2022-03-15 15:10:06,989 INFO L226 Difference]: Without dead ends: 4731 [2022-03-15 15:10:06,989 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=137, Invalid=463, Unknown=0, NotChecked=0, Total=600 [2022-03-15 15:10:06,989 INFO L933 BasicCegarLoop]: 296 mSDtfsCounter, 515 mSDsluCounter, 1475 mSDsCounter, 0 mSdLazyCounter, 1365 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 515 SdHoareTripleChecker+Valid, 1767 SdHoareTripleChecker+Invalid, 1540 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 1365 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:06,989 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [515 Valid, 1767 Invalid, 1540 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 1365 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:10:06,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4731 states. [2022-03-15 15:10:07,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4731 to 2569. [2022-03-15 15:10:07,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2569 states, 2556 states have (on average 1.9237089201877935) internal successors, (4917), 2568 states have internal predecessors, (4917), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:07,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2569 states to 2569 states and 4917 transitions. [2022-03-15 15:10:07,021 INFO L78 Accepts]: Start accepts. Automaton has 2569 states and 4917 transitions. Word has length 126 [2022-03-15 15:10:07,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:07,021 INFO L470 AbstractCegarLoop]: Abstraction has 2569 states and 4917 transitions. [2022-03-15 15:10:07,021 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:07,022 INFO L276 IsEmpty]: Start isEmpty. Operand 2569 states and 4917 transitions. [2022-03-15 15:10:07,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:10:07,022 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:07,022 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:07,022 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2022-03-15 15:10:07,023 INFO L402 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:10:07,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:07,023 INFO L85 PathProgramCache]: Analyzing trace with hash -15384968, now seen corresponding path program 43 times [2022-03-15 15:10:07,023 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:07,023 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [116483348] [2022-03-15 15:10:07,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:07,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:07,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:07,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:07,225 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:07,225 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [116483348] [2022-03-15 15:10:07,225 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [116483348] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:07,225 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:07,225 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:10:07,225 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1753996992] [2022-03-15 15:10:07,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:07,225 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:10:07,226 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:07,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:10:07,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:10:07,226 INFO L87 Difference]: Start difference. First operand 2569 states and 4917 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:08,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:08,236 INFO L93 Difference]: Finished difference Result 4877 states and 9402 transitions. [2022-03-15 15:10:08,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-15 15:10:08,237 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:10:08,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:08,242 INFO L225 Difference]: With dead ends: 4877 [2022-03-15 15:10:08,243 INFO L226 Difference]: Without dead ends: 4877 [2022-03-15 15:10:08,243 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 131 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=169, Invalid=587, Unknown=0, NotChecked=0, Total=756 [2022-03-15 15:10:08,243 INFO L933 BasicCegarLoop]: 304 mSDtfsCounter, 536 mSDsluCounter, 1721 mSDsCounter, 0 mSdLazyCounter, 1575 mSolverCounterSat, 180 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 536 SdHoareTripleChecker+Valid, 2021 SdHoareTripleChecker+Invalid, 1755 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 180 IncrementalHoareTripleChecker+Valid, 1575 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:08,243 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [536 Valid, 2021 Invalid, 1755 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [180 Valid, 1575 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:10:08,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4877 states. [2022-03-15 15:10:08,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4877 to 2573. [2022-03-15 15:10:08,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2573 states, 2560 states have (on average 1.923828125) internal successors, (4925), 2572 states have internal predecessors, (4925), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:08,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 2573 states and 4925 transitions. [2022-03-15 15:10:08,275 INFO L78 Accepts]: Start accepts. Automaton has 2573 states and 4925 transitions. Word has length 126 [2022-03-15 15:10:08,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:08,275 INFO L470 AbstractCegarLoop]: Abstraction has 2573 states and 4925 transitions. [2022-03-15 15:10:08,275 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:08,275 INFO L276 IsEmpty]: Start isEmpty. Operand 2573 states and 4925 transitions. [2022-03-15 15:10:08,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:10:08,276 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:08,276 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:08,276 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2022-03-15 15:10:08,276 INFO L402 AbstractCegarLoop]: === Iteration 54 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:10:08,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:08,277 INFO L85 PathProgramCache]: Analyzing trace with hash -1896098372, now seen corresponding path program 44 times [2022-03-15 15:10:08,277 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:08,277 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1784764559] [2022-03-15 15:10:08,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:08,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:08,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:08,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:08,492 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:08,493 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1784764559] [2022-03-15 15:10:08,493 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1784764559] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:08,493 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:08,493 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:10:08,493 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065781482] [2022-03-15 15:10:08,493 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:08,493 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:10:08,493 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:08,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:10:08,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:10:08,493 INFO L87 Difference]: Start difference. First operand 2573 states and 4925 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:09,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:09,650 INFO L93 Difference]: Finished difference Result 4835 states and 9320 transitions. [2022-03-15 15:10:09,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-15 15:10:09,651 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:10:09,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:09,656 INFO L225 Difference]: With dead ends: 4835 [2022-03-15 15:10:09,656 INFO L226 Difference]: Without dead ends: 4835 [2022-03-15 15:10:09,656 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=186, Invalid=684, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:10:09,657 INFO L933 BasicCegarLoop]: 303 mSDtfsCounter, 594 mSDsluCounter, 1945 mSDsCounter, 0 mSdLazyCounter, 1842 mSolverCounterSat, 213 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 594 SdHoareTripleChecker+Valid, 2244 SdHoareTripleChecker+Invalid, 2055 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 213 IncrementalHoareTripleChecker+Valid, 1842 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:09,657 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [594 Valid, 2244 Invalid, 2055 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [213 Valid, 1842 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:10:09,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4835 states. [2022-03-15 15:10:09,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4835 to 2575. [2022-03-15 15:10:09,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2575 states, 2562 states have (on average 1.923887587822014) internal successors, (4929), 2574 states have internal predecessors, (4929), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:09,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 2575 states and 4929 transitions. [2022-03-15 15:10:09,699 INFO L78 Accepts]: Start accepts. Automaton has 2575 states and 4929 transitions. Word has length 126 [2022-03-15 15:10:09,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:09,699 INFO L470 AbstractCegarLoop]: Abstraction has 2575 states and 4929 transitions. [2022-03-15 15:10:09,699 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:09,699 INFO L276 IsEmpty]: Start isEmpty. Operand 2575 states and 4929 transitions. [2022-03-15 15:10:09,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:10:09,700 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:09,700 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:09,701 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2022-03-15 15:10:09,701 INFO L402 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:10:09,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:09,701 INFO L85 PathProgramCache]: Analyzing trace with hash 1934450398, now seen corresponding path program 45 times [2022-03-15 15:10:09,701 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:09,701 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [576298967] [2022-03-15 15:10:09,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:09,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:09,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:09,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:09,884 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:09,884 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [576298967] [2022-03-15 15:10:09,884 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [576298967] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:09,884 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:09,884 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:10:09,884 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [998601883] [2022-03-15 15:10:09,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:09,885 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:10:09,885 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:09,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:10:09,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:10:09,885 INFO L87 Difference]: Start difference. First operand 2575 states and 4929 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:11,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:11,014 INFO L93 Difference]: Finished difference Result 4818 states and 9290 transitions. [2022-03-15 15:10:11,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-15 15:10:11,014 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:10:11,015 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:11,019 INFO L225 Difference]: With dead ends: 4818 [2022-03-15 15:10:11,020 INFO L226 Difference]: Without dead ends: 4818 [2022-03-15 15:10:11,020 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 185 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=194, Invalid=736, Unknown=0, NotChecked=0, Total=930 [2022-03-15 15:10:11,020 INFO L933 BasicCegarLoop]: 310 mSDtfsCounter, 590 mSDsluCounter, 1825 mSDsCounter, 0 mSdLazyCounter, 1744 mSolverCounterSat, 229 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 590 SdHoareTripleChecker+Valid, 2131 SdHoareTripleChecker+Invalid, 1973 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 229 IncrementalHoareTripleChecker+Valid, 1744 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:11,020 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [590 Valid, 2131 Invalid, 1973 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [229 Valid, 1744 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:10:11,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4818 states. [2022-03-15 15:10:11,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4818 to 2567. [2022-03-15 15:10:11,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2567 states, 2554 states have (on average 1.923649177760376) internal successors, (4913), 2566 states have internal predecessors, (4913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:11,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2567 states and 4913 transitions. [2022-03-15 15:10:11,047 INFO L78 Accepts]: Start accepts. Automaton has 2567 states and 4913 transitions. Word has length 126 [2022-03-15 15:10:11,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:11,047 INFO L470 AbstractCegarLoop]: Abstraction has 2567 states and 4913 transitions. [2022-03-15 15:10:11,047 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:11,047 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 4913 transitions. [2022-03-15 15:10:11,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:10:11,048 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:11,048 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:11,048 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2022-03-15 15:10:11,048 INFO L402 AbstractCegarLoop]: === Iteration 56 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:10:11,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:11,049 INFO L85 PathProgramCache]: Analyzing trace with hash 630322972, now seen corresponding path program 46 times [2022-03-15 15:10:11,049 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:11,049 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [49049897] [2022-03-15 15:10:11,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:11,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:11,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:11,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:11,248 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:11,249 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [49049897] [2022-03-15 15:10:11,249 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [49049897] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:11,249 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:11,249 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:10:11,249 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606790376] [2022-03-15 15:10:11,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:11,249 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:10:11,249 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:11,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:10:11,249 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:10:11,250 INFO L87 Difference]: Start difference. First operand 2567 states and 4913 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:12,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:12,102 INFO L93 Difference]: Finished difference Result 4710 states and 9075 transitions. [2022-03-15 15:10:12,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-15 15:10:12,103 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:10:12,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:12,107 INFO L225 Difference]: With dead ends: 4710 [2022-03-15 15:10:12,107 INFO L226 Difference]: Without dead ends: 4710 [2022-03-15 15:10:12,107 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=117, Invalid=345, Unknown=0, NotChecked=0, Total=462 [2022-03-15 15:10:12,108 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 618 mSDsluCounter, 1328 mSDsCounter, 0 mSdLazyCounter, 1281 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 618 SdHoareTripleChecker+Valid, 1655 SdHoareTripleChecker+Invalid, 1487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 1281 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:12,108 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [618 Valid, 1655 Invalid, 1487 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 1281 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:10:12,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4710 states. [2022-03-15 15:10:12,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4710 to 2567. [2022-03-15 15:10:12,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2567 states, 2554 states have (on average 1.923649177760376) internal successors, (4913), 2566 states have internal predecessors, (4913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:12,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2567 states and 4913 transitions. [2022-03-15 15:10:12,136 INFO L78 Accepts]: Start accepts. Automaton has 2567 states and 4913 transitions. Word has length 126 [2022-03-15 15:10:12,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:12,136 INFO L470 AbstractCegarLoop]: Abstraction has 2567 states and 4913 transitions. [2022-03-15 15:10:12,137 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:12,137 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 4913 transitions. [2022-03-15 15:10:12,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:10:12,138 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:12,138 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:12,138 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2022-03-15 15:10:12,138 INFO L402 AbstractCegarLoop]: === Iteration 57 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:10:12,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:12,138 INFO L85 PathProgramCache]: Analyzing trace with hash 1790075060, now seen corresponding path program 47 times [2022-03-15 15:10:12,139 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:12,139 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [381209015] [2022-03-15 15:10:12,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:12,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:12,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:12,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:12,328 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:12,328 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [381209015] [2022-03-15 15:10:12,328 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [381209015] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:12,328 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:12,328 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:10:12,328 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [984721895] [2022-03-15 15:10:12,328 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:12,328 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:10:12,328 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:12,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:10:12,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:10:12,329 INFO L87 Difference]: Start difference. First operand 2567 states and 4913 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:13,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:13,494 INFO L93 Difference]: Finished difference Result 4765 states and 9184 transitions. [2022-03-15 15:10:13,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 15:10:13,495 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:10:13,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:13,499 INFO L225 Difference]: With dead ends: 4765 [2022-03-15 15:10:13,499 INFO L226 Difference]: Without dead ends: 4765 [2022-03-15 15:10:13,499 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=132, Invalid=420, Unknown=0, NotChecked=0, Total=552 [2022-03-15 15:10:13,500 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 566 mSDsluCounter, 2011 mSDsCounter, 0 mSdLazyCounter, 1931 mSolverCounterSat, 190 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 566 SdHoareTripleChecker+Valid, 2338 SdHoareTripleChecker+Invalid, 2121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 190 IncrementalHoareTripleChecker+Valid, 1931 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:13,500 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [566 Valid, 2338 Invalid, 2121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [190 Valid, 1931 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:10:13,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4765 states. [2022-03-15 15:10:13,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4765 to 2568. [2022-03-15 15:10:13,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2568 states, 2555 states have (on average 1.923679060665362) internal successors, (4915), 2567 states have internal predecessors, (4915), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:13,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2568 states to 2568 states and 4915 transitions. [2022-03-15 15:10:13,526 INFO L78 Accepts]: Start accepts. Automaton has 2568 states and 4915 transitions. Word has length 126 [2022-03-15 15:10:13,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:13,527 INFO L470 AbstractCegarLoop]: Abstraction has 2568 states and 4915 transitions. [2022-03-15 15:10:13,527 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:13,527 INFO L276 IsEmpty]: Start isEmpty. Operand 2568 states and 4915 transitions. [2022-03-15 15:10:13,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:10:13,527 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:13,527 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:13,528 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2022-03-15 15:10:13,528 INFO L402 AbstractCegarLoop]: === Iteration 58 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:10:13,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:13,528 INFO L85 PathProgramCache]: Analyzing trace with hash -396114626, now seen corresponding path program 48 times [2022-03-15 15:10:13,528 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:13,528 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [789921891] [2022-03-15 15:10:13,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:13,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:13,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:13,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:13,750 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:13,750 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [789921891] [2022-03-15 15:10:13,750 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [789921891] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:13,750 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:13,750 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:10:13,750 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114354170] [2022-03-15 15:10:13,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:13,751 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:10:13,751 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:13,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:10:13,751 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:10:13,751 INFO L87 Difference]: Start difference. First operand 2568 states and 4915 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:14,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:14,988 INFO L93 Difference]: Finished difference Result 4868 states and 9385 transitions. [2022-03-15 15:10:14,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-15 15:10:14,988 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:10:14,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:14,993 INFO L225 Difference]: With dead ends: 4868 [2022-03-15 15:10:14,993 INFO L226 Difference]: Without dead ends: 4868 [2022-03-15 15:10:14,993 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=164, Invalid=538, Unknown=0, NotChecked=0, Total=702 [2022-03-15 15:10:14,993 INFO L933 BasicCegarLoop]: 338 mSDtfsCounter, 646 mSDsluCounter, 2000 mSDsCounter, 0 mSdLazyCounter, 1895 mSolverCounterSat, 212 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 646 SdHoareTripleChecker+Valid, 2334 SdHoareTripleChecker+Invalid, 2107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 212 IncrementalHoareTripleChecker+Valid, 1895 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:14,993 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [646 Valid, 2334 Invalid, 2107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [212 Valid, 1895 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:10:14,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4868 states. [2022-03-15 15:10:15,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4868 to 2572. [2022-03-15 15:10:15,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2572 states, 2559 states have (on average 1.9237983587338805) internal successors, (4923), 2571 states have internal predecessors, (4923), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:15,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2572 states to 2572 states and 4923 transitions. [2022-03-15 15:10:15,020 INFO L78 Accepts]: Start accepts. Automaton has 2572 states and 4923 transitions. Word has length 126 [2022-03-15 15:10:15,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:15,020 INFO L470 AbstractCegarLoop]: Abstraction has 2572 states and 4923 transitions. [2022-03-15 15:10:15,020 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:15,020 INFO L276 IsEmpty]: Start isEmpty. Operand 2572 states and 4923 transitions. [2022-03-15 15:10:15,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:10:15,021 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:15,021 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:15,021 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2022-03-15 15:10:15,021 INFO L402 AbstractCegarLoop]: === Iteration 59 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:10:15,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:15,022 INFO L85 PathProgramCache]: Analyzing trace with hash 2018139266, now seen corresponding path program 49 times [2022-03-15 15:10:15,022 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:15,022 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1336775365] [2022-03-15 15:10:15,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:15,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:15,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:15,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:15,228 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:15,228 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1336775365] [2022-03-15 15:10:15,229 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1336775365] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:15,229 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:15,229 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:10:15,229 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1085990430] [2022-03-15 15:10:15,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:15,229 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:10:15,229 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:15,229 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:10:15,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:10:15,230 INFO L87 Difference]: Start difference. First operand 2572 states and 4923 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:16,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:16,441 INFO L93 Difference]: Finished difference Result 4826 states and 9303 transitions. [2022-03-15 15:10:16,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-15 15:10:16,442 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:10:16,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:16,447 INFO L225 Difference]: With dead ends: 4826 [2022-03-15 15:10:16,447 INFO L226 Difference]: Without dead ends: 4826 [2022-03-15 15:10:16,447 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 150 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=182, Invalid=630, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:10:16,447 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 599 mSDsluCounter, 1799 mSDsCounter, 0 mSdLazyCounter, 1791 mSolverCounterSat, 218 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 599 SdHoareTripleChecker+Valid, 2132 SdHoareTripleChecker+Invalid, 2009 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 218 IncrementalHoareTripleChecker+Valid, 1791 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:16,448 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [599 Valid, 2132 Invalid, 2009 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [218 Valid, 1791 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:10:16,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4826 states. [2022-03-15 15:10:16,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4826 to 2574. [2022-03-15 15:10:16,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2574 states, 2561 states have (on average 1.9238578680203047) internal successors, (4927), 2573 states have internal predecessors, (4927), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:16,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2574 states to 2574 states and 4927 transitions. [2022-03-15 15:10:16,472 INFO L78 Accepts]: Start accepts. Automaton has 2574 states and 4927 transitions. Word has length 126 [2022-03-15 15:10:16,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:16,472 INFO L470 AbstractCegarLoop]: Abstraction has 2574 states and 4927 transitions. [2022-03-15 15:10:16,473 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:16,473 INFO L276 IsEmpty]: Start isEmpty. Operand 2574 states and 4927 transitions. [2022-03-15 15:10:16,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:10:16,473 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:16,473 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:16,473 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2022-03-15 15:10:16,474 INFO L402 AbstractCegarLoop]: === Iteration 60 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:10:16,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:16,474 INFO L85 PathProgramCache]: Analyzing trace with hash 1553720740, now seen corresponding path program 50 times [2022-03-15 15:10:16,474 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:16,474 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931740112] [2022-03-15 15:10:16,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:16,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:16,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:16,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:16,649 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:16,650 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [931740112] [2022-03-15 15:10:16,650 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [931740112] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:16,650 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:16,650 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:10:16,650 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99926243] [2022-03-15 15:10:16,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:16,650 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:10:16,650 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:16,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:10:16,650 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:10:16,651 INFO L87 Difference]: Start difference. First operand 2574 states and 4927 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:18,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:18,098 INFO L93 Difference]: Finished difference Result 4809 states and 9273 transitions. [2022-03-15 15:10:18,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-15 15:10:18,098 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:10:18,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:18,104 INFO L225 Difference]: With dead ends: 4809 [2022-03-15 15:10:18,104 INFO L226 Difference]: Without dead ends: 4809 [2022-03-15 15:10:18,104 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 165 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=191, Invalid=679, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:10:18,104 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 563 mSDsluCounter, 2491 mSDsCounter, 0 mSdLazyCounter, 2505 mSolverCounterSat, 190 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 563 SdHoareTripleChecker+Valid, 2830 SdHoareTripleChecker+Invalid, 2695 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 190 IncrementalHoareTripleChecker+Valid, 2505 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:18,104 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [563 Valid, 2830 Invalid, 2695 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [190 Valid, 2505 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:10:18,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4809 states. [2022-03-15 15:10:18,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4809 to 2567. [2022-03-15 15:10:18,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2567 states, 2554 states have (on average 1.923649177760376) internal successors, (4913), 2566 states have internal predecessors, (4913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:18,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2567 states and 4913 transitions. [2022-03-15 15:10:18,132 INFO L78 Accepts]: Start accepts. Automaton has 2567 states and 4913 transitions. Word has length 126 [2022-03-15 15:10:18,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:18,132 INFO L470 AbstractCegarLoop]: Abstraction has 2567 states and 4913 transitions. [2022-03-15 15:10:18,132 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:18,132 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 4913 transitions. [2022-03-15 15:10:18,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:10:18,133 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:18,133 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:18,133 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2022-03-15 15:10:18,133 INFO L402 AbstractCegarLoop]: === Iteration 61 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:10:18,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:18,133 INFO L85 PathProgramCache]: Analyzing trace with hash -1951021828, now seen corresponding path program 51 times [2022-03-15 15:10:18,133 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:18,133 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780586921] [2022-03-15 15:10:18,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:18,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:18,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:18,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:18,316 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:18,317 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [780586921] [2022-03-15 15:10:18,317 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [780586921] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:18,317 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:18,317 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:10:18,317 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1386571481] [2022-03-15 15:10:18,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:18,317 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:10:18,317 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:18,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:10:18,317 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:10:18,317 INFO L87 Difference]: Start difference. First operand 2567 states and 4913 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:19,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:19,426 INFO L93 Difference]: Finished difference Result 4795 states and 9238 transitions. [2022-03-15 15:10:19,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-15 15:10:19,426 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:10:19,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:19,432 INFO L225 Difference]: With dead ends: 4795 [2022-03-15 15:10:19,433 INFO L226 Difference]: Without dead ends: 4795 [2022-03-15 15:10:19,433 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 155 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=191, Invalid=679, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:10:19,433 INFO L933 BasicCegarLoop]: 277 mSDtfsCounter, 500 mSDsluCounter, 2059 mSDsCounter, 0 mSdLazyCounter, 1831 mSolverCounterSat, 179 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 500 SdHoareTripleChecker+Valid, 2333 SdHoareTripleChecker+Invalid, 2010 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 179 IncrementalHoareTripleChecker+Valid, 1831 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:19,433 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [500 Valid, 2333 Invalid, 2010 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [179 Valid, 1831 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:10:19,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4795 states. [2022-03-15 15:10:19,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4795 to 2575. [2022-03-15 15:10:19,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2575 states, 2562 states have (on average 1.923887587822014) internal successors, (4929), 2574 states have internal predecessors, (4929), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:19,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 2575 states and 4929 transitions. [2022-03-15 15:10:19,463 INFO L78 Accepts]: Start accepts. Automaton has 2575 states and 4929 transitions. Word has length 126 [2022-03-15 15:10:19,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:19,463 INFO L470 AbstractCegarLoop]: Abstraction has 2575 states and 4929 transitions. [2022-03-15 15:10:19,463 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:19,463 INFO L276 IsEmpty]: Start isEmpty. Operand 2575 states and 4929 transitions. [2022-03-15 15:10:19,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:10:19,464 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:19,464 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:19,464 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2022-03-15 15:10:19,464 INFO L402 AbstractCegarLoop]: === Iteration 62 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:10:19,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:19,464 INFO L85 PathProgramCache]: Analyzing trace with hash -1996946146, now seen corresponding path program 52 times [2022-03-15 15:10:19,465 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:19,465 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [513516668] [2022-03-15 15:10:19,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:19,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:19,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:19,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:19,653 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:19,653 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [513516668] [2022-03-15 15:10:19,653 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [513516668] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:19,653 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:19,654 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:10:19,654 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326023138] [2022-03-15 15:10:19,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:19,654 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:10:19,654 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:19,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:10:19,654 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:10:19,654 INFO L87 Difference]: Start difference. First operand 2575 states and 4929 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:20,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:20,618 INFO L93 Difference]: Finished difference Result 4906 states and 9456 transitions. [2022-03-15 15:10:20,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-15 15:10:20,618 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:10:20,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:20,623 INFO L225 Difference]: With dead ends: 4906 [2022-03-15 15:10:20,623 INFO L226 Difference]: Without dead ends: 4906 [2022-03-15 15:10:20,623 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 195 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=209, Invalid=783, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:10:20,624 INFO L933 BasicCegarLoop]: 276 mSDtfsCounter, 612 mSDsluCounter, 1510 mSDsCounter, 0 mSdLazyCounter, 1354 mSolverCounterSat, 234 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 612 SdHoareTripleChecker+Valid, 1783 SdHoareTripleChecker+Invalid, 1588 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 234 IncrementalHoareTripleChecker+Valid, 1354 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:20,624 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [612 Valid, 1783 Invalid, 1588 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [234 Valid, 1354 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:10:20,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4906 states. [2022-03-15 15:10:20,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4906 to 2577. [2022-03-15 15:10:20,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2577 states, 2564 states have (on average 1.923946957878315) internal successors, (4933), 2576 states have internal predecessors, (4933), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:20,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2577 states to 2577 states and 4933 transitions. [2022-03-15 15:10:20,651 INFO L78 Accepts]: Start accepts. Automaton has 2577 states and 4933 transitions. Word has length 126 [2022-03-15 15:10:20,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:20,652 INFO L470 AbstractCegarLoop]: Abstraction has 2577 states and 4933 transitions. [2022-03-15 15:10:20,652 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:20,652 INFO L276 IsEmpty]: Start isEmpty. Operand 2577 states and 4933 transitions. [2022-03-15 15:10:20,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:10:20,653 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:20,653 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:20,653 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2022-03-15 15:10:20,653 INFO L402 AbstractCegarLoop]: === Iteration 63 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:10:20,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:20,653 INFO L85 PathProgramCache]: Analyzing trace with hash 1833602624, now seen corresponding path program 53 times [2022-03-15 15:10:20,653 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:20,653 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57607555] [2022-03-15 15:10:20,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:20,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:20,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:20,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:20,863 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:20,863 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [57607555] [2022-03-15 15:10:20,863 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [57607555] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:20,863 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:20,863 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:10:20,864 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1991521013] [2022-03-15 15:10:20,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:20,864 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:10:20,864 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:20,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:10:20,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:10:20,864 INFO L87 Difference]: Start difference. First operand 2577 states and 4933 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:22,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:22,139 INFO L93 Difference]: Finished difference Result 4889 states and 9426 transitions. [2022-03-15 15:10:22,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-15 15:10:22,139 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:10:22,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:22,144 INFO L225 Difference]: With dead ends: 4889 [2022-03-15 15:10:22,144 INFO L226 Difference]: Without dead ends: 4889 [2022-03-15 15:10:22,145 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 213 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=218, Invalid=838, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:10:22,145 INFO L933 BasicCegarLoop]: 283 mSDtfsCounter, 521 mSDsluCounter, 2101 mSDsCounter, 0 mSdLazyCounter, 1959 mSolverCounterSat, 194 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 521 SdHoareTripleChecker+Valid, 2381 SdHoareTripleChecker+Invalid, 2153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 194 IncrementalHoareTripleChecker+Valid, 1959 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:22,145 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [521 Valid, 2381 Invalid, 2153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [194 Valid, 1959 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:10:22,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4889 states. [2022-03-15 15:10:22,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4889 to 2571. [2022-03-15 15:10:22,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2571 states, 2558 states have (on average 1.9237685691946833) internal successors, (4921), 2570 states have internal predecessors, (4921), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:22,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2571 states to 2571 states and 4921 transitions. [2022-03-15 15:10:22,177 INFO L78 Accepts]: Start accepts. Automaton has 2571 states and 4921 transitions. Word has length 126 [2022-03-15 15:10:22,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:22,177 INFO L470 AbstractCegarLoop]: Abstraction has 2571 states and 4921 transitions. [2022-03-15 15:10:22,177 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:22,177 INFO L276 IsEmpty]: Start isEmpty. Operand 2571 states and 4921 transitions. [2022-03-15 15:10:22,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:10:22,178 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:22,178 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:22,178 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2022-03-15 15:10:22,178 INFO L402 AbstractCegarLoop]: === Iteration 64 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:10:22,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:22,178 INFO L85 PathProgramCache]: Analyzing trace with hash 1136944892, now seen corresponding path program 54 times [2022-03-15 15:10:22,178 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:22,178 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850349483] [2022-03-15 15:10:22,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:22,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:22,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:22,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:22,352 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:22,352 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1850349483] [2022-03-15 15:10:22,352 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1850349483] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:22,352 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:22,352 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:10:22,352 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [263775184] [2022-03-15 15:10:22,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:22,352 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:10:22,353 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:22,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:10:22,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:10:22,353 INFO L87 Difference]: Start difference. First operand 2571 states and 4921 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:23,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:23,487 INFO L93 Difference]: Finished difference Result 4769 states and 9188 transitions. [2022-03-15 15:10:23,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-15 15:10:23,488 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:10:23,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:23,492 INFO L225 Difference]: With dead ends: 4769 [2022-03-15 15:10:23,492 INFO L226 Difference]: Without dead ends: 4769 [2022-03-15 15:10:23,493 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 185 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=190, Invalid=740, Unknown=0, NotChecked=0, Total=930 [2022-03-15 15:10:23,493 INFO L933 BasicCegarLoop]: 277 mSDtfsCounter, 489 mSDsluCounter, 1874 mSDsCounter, 0 mSdLazyCounter, 1701 mSolverCounterSat, 178 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 489 SdHoareTripleChecker+Valid, 2148 SdHoareTripleChecker+Invalid, 1879 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 178 IncrementalHoareTripleChecker+Valid, 1701 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:23,493 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [489 Valid, 2148 Invalid, 1879 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [178 Valid, 1701 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:10:23,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4769 states. [2022-03-15 15:10:23,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4769 to 2575. [2022-03-15 15:10:23,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2575 states, 2562 states have (on average 1.923887587822014) internal successors, (4929), 2574 states have internal predecessors, (4929), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:23,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 2575 states and 4929 transitions. [2022-03-15 15:10:23,527 INFO L78 Accepts]: Start accepts. Automaton has 2575 states and 4929 transitions. Word has length 126 [2022-03-15 15:10:23,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:23,527 INFO L470 AbstractCegarLoop]: Abstraction has 2575 states and 4929 transitions. [2022-03-15 15:10:23,527 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:23,527 INFO L276 IsEmpty]: Start isEmpty. Operand 2575 states and 4929 transitions. [2022-03-15 15:10:23,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:10:23,528 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:23,528 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:23,528 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2022-03-15 15:10:23,528 INFO L402 AbstractCegarLoop]: === Iteration 65 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:10:23,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:23,529 INFO L85 PathProgramCache]: Analyzing trace with hash 672526366, now seen corresponding path program 55 times [2022-03-15 15:10:23,529 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:23,529 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [184100509] [2022-03-15 15:10:23,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:23,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:23,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:23,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:23,720 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:23,720 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [184100509] [2022-03-15 15:10:23,720 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [184100509] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:23,720 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:23,720 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:10:23,720 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [636474267] [2022-03-15 15:10:23,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:23,720 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:10:23,720 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:23,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:10:23,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:10:23,721 INFO L87 Difference]: Start difference. First operand 2575 states and 4929 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:24,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:24,892 INFO L93 Difference]: Finished difference Result 4861 states and 9372 transitions. [2022-03-15 15:10:24,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-15 15:10:24,893 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:10:24,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:24,898 INFO L225 Difference]: With dead ends: 4861 [2022-03-15 15:10:24,898 INFO L226 Difference]: Without dead ends: 4861 [2022-03-15 15:10:24,898 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 203 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=198, Invalid=794, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:10:24,898 INFO L933 BasicCegarLoop]: 284 mSDtfsCounter, 611 mSDsluCounter, 1803 mSDsCounter, 0 mSdLazyCounter, 1670 mSolverCounterSat, 247 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 611 SdHoareTripleChecker+Valid, 2084 SdHoareTripleChecker+Invalid, 1917 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 247 IncrementalHoareTripleChecker+Valid, 1670 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:24,898 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [611 Valid, 2084 Invalid, 1917 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [247 Valid, 1670 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:10:24,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4861 states. [2022-03-15 15:10:24,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4861 to 2573. [2022-03-15 15:10:24,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2573 states, 2560 states have (on average 1.923828125) internal successors, (4925), 2572 states have internal predecessors, (4925), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:24,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 2573 states and 4925 transitions. [2022-03-15 15:10:24,930 INFO L78 Accepts]: Start accepts. Automaton has 2573 states and 4925 transitions. Word has length 126 [2022-03-15 15:10:24,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:24,930 INFO L470 AbstractCegarLoop]: Abstraction has 2573 states and 4925 transitions. [2022-03-15 15:10:24,931 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:24,931 INFO L276 IsEmpty]: Start isEmpty. Operand 2573 states and 4925 transitions. [2022-03-15 15:10:24,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:10:24,931 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:24,931 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:24,932 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2022-03-15 15:10:24,932 INFO L402 AbstractCegarLoop]: === Iteration 66 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:10:24,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:24,932 INFO L85 PathProgramCache]: Analyzing trace with hash 505977084, now seen corresponding path program 56 times [2022-03-15 15:10:24,932 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:24,932 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2055981509] [2022-03-15 15:10:24,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:24,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:24,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:25,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:25,093 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:25,093 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2055981509] [2022-03-15 15:10:25,093 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2055981509] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:25,093 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:25,093 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:10:25,093 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1183933240] [2022-03-15 15:10:25,093 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:25,094 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:10:25,094 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:25,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:10:25,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:10:25,094 INFO L87 Difference]: Start difference. First operand 2573 states and 4925 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:26,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:26,273 INFO L93 Difference]: Finished difference Result 4925 states and 9496 transitions. [2022-03-15 15:10:26,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-15 15:10:26,273 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:10:26,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:26,278 INFO L225 Difference]: With dead ends: 4925 [2022-03-15 15:10:26,278 INFO L226 Difference]: Without dead ends: 4925 [2022-03-15 15:10:26,278 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 205 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=196, Invalid=796, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:10:26,278 INFO L933 BasicCegarLoop]: 292 mSDtfsCounter, 517 mSDsluCounter, 1951 mSDsCounter, 0 mSdLazyCounter, 1918 mSolverCounterSat, 203 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 517 SdHoareTripleChecker+Valid, 2240 SdHoareTripleChecker+Invalid, 2121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 203 IncrementalHoareTripleChecker+Valid, 1918 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:26,278 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [517 Valid, 2240 Invalid, 2121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [203 Valid, 1918 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:10:26,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4925 states. [2022-03-15 15:10:26,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4925 to 2567. [2022-03-15 15:10:26,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2567 states, 2554 states have (on average 1.923649177760376) internal successors, (4913), 2566 states have internal predecessors, (4913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:26,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2567 states and 4913 transitions. [2022-03-15 15:10:26,308 INFO L78 Accepts]: Start accepts. Automaton has 2567 states and 4913 transitions. Word has length 126 [2022-03-15 15:10:26,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:26,308 INFO L470 AbstractCegarLoop]: Abstraction has 2567 states and 4913 transitions. [2022-03-15 15:10:26,308 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:26,308 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 4913 transitions. [2022-03-15 15:10:26,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:10:26,309 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:26,309 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:26,309 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2022-03-15 15:10:26,309 INFO L402 AbstractCegarLoop]: === Iteration 67 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:10:26,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:26,309 INFO L85 PathProgramCache]: Analyzing trace with hash -53799986, now seen corresponding path program 57 times [2022-03-15 15:10:26,310 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:26,310 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1132044965] [2022-03-15 15:10:26,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:26,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:26,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:26,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:26,494 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:26,494 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1132044965] [2022-03-15 15:10:26,494 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1132044965] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:26,494 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:26,494 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:10:26,494 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560027946] [2022-03-15 15:10:26,494 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:26,495 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:10:26,495 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:26,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:10:26,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:10:26,495 INFO L87 Difference]: Start difference. First operand 2567 states and 4913 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:27,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:27,343 INFO L93 Difference]: Finished difference Result 4662 states and 8978 transitions. [2022-03-15 15:10:27,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-15 15:10:27,344 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:10:27,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:27,349 INFO L225 Difference]: With dead ends: 4662 [2022-03-15 15:10:27,349 INFO L226 Difference]: Without dead ends: 4662 [2022-03-15 15:10:27,350 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=144, Invalid=506, Unknown=0, NotChecked=0, Total=650 [2022-03-15 15:10:27,350 INFO L933 BasicCegarLoop]: 271 mSDtfsCounter, 480 mSDsluCounter, 1400 mSDsCounter, 0 mSdLazyCounter, 1229 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 480 SdHoareTripleChecker+Valid, 1668 SdHoareTripleChecker+Invalid, 1399 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 1229 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:27,350 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [480 Valid, 1668 Invalid, 1399 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 1229 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:10:27,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4662 states. [2022-03-15 15:10:27,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4662 to 2566. [2022-03-15 15:10:27,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2566 states, 2553 states have (on average 1.9236192714453584) internal successors, (4911), 2565 states have internal predecessors, (4911), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:27,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2566 states to 2566 states and 4911 transitions. [2022-03-15 15:10:27,397 INFO L78 Accepts]: Start accepts. Automaton has 2566 states and 4911 transitions. Word has length 126 [2022-03-15 15:10:27,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:27,397 INFO L470 AbstractCegarLoop]: Abstraction has 2566 states and 4911 transitions. [2022-03-15 15:10:27,397 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:27,397 INFO L276 IsEmpty]: Start isEmpty. Operand 2566 states and 4911 transitions. [2022-03-15 15:10:27,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:10:27,398 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:27,398 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:27,398 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2022-03-15 15:10:27,398 INFO L402 AbstractCegarLoop]: === Iteration 68 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:10:27,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:27,399 INFO L85 PathProgramCache]: Analyzing trace with hash 2054977624, now seen corresponding path program 58 times [2022-03-15 15:10:27,399 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:27,399 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [908559233] [2022-03-15 15:10:27,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:27,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:27,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:27,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:27,576 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:27,576 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [908559233] [2022-03-15 15:10:27,576 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [908559233] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:27,576 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:27,576 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:10:27,576 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1332899929] [2022-03-15 15:10:27,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:27,577 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:10:27,577 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:27,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:10:27,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:10:27,577 INFO L87 Difference]: Start difference. First operand 2566 states and 4911 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:28,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:28,511 INFO L93 Difference]: Finished difference Result 4819 states and 9286 transitions. [2022-03-15 15:10:28,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-15 15:10:28,511 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:10:28,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:28,517 INFO L225 Difference]: With dead ends: 4819 [2022-03-15 15:10:28,517 INFO L226 Difference]: Without dead ends: 4819 [2022-03-15 15:10:28,518 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 145 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=176, Invalid=636, Unknown=0, NotChecked=0, Total=812 [2022-03-15 15:10:28,518 INFO L933 BasicCegarLoop]: 279 mSDtfsCounter, 568 mSDsluCounter, 1574 mSDsCounter, 0 mSdLazyCounter, 1386 mSolverCounterSat, 202 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 568 SdHoareTripleChecker+Valid, 1850 SdHoareTripleChecker+Invalid, 1588 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 202 IncrementalHoareTripleChecker+Valid, 1386 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:28,518 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [568 Valid, 1850 Invalid, 1588 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [202 Valid, 1386 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:10:28,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4819 states. [2022-03-15 15:10:28,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4819 to 2570. [2022-03-15 15:10:28,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2570 states, 2557 states have (on average 1.9237387563551036) internal successors, (4919), 2569 states have internal predecessors, (4919), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:28,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2570 states to 2570 states and 4919 transitions. [2022-03-15 15:10:28,551 INFO L78 Accepts]: Start accepts. Automaton has 2570 states and 4919 transitions. Word has length 126 [2022-03-15 15:10:28,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:28,552 INFO L470 AbstractCegarLoop]: Abstraction has 2570 states and 4919 transitions. [2022-03-15 15:10:28,552 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:28,552 INFO L276 IsEmpty]: Start isEmpty. Operand 2570 states and 4919 transitions. [2022-03-15 15:10:28,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:10:28,552 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:28,553 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:28,553 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2022-03-15 15:10:28,553 INFO L402 AbstractCegarLoop]: === Iteration 69 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:10:28,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:28,553 INFO L85 PathProgramCache]: Analyzing trace with hash 174264220, now seen corresponding path program 59 times [2022-03-15 15:10:28,553 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:28,553 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1767443297] [2022-03-15 15:10:28,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:28,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:28,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:28,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:28,763 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:28,763 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1767443297] [2022-03-15 15:10:28,763 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1767443297] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:28,763 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:28,763 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:10:28,763 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1789425351] [2022-03-15 15:10:28,763 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:28,764 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:10:28,764 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:28,764 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:10:28,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:10:28,764 INFO L87 Difference]: Start difference. First operand 2570 states and 4919 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:29,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:29,724 INFO L93 Difference]: Finished difference Result 4777 states and 9204 transitions. [2022-03-15 15:10:29,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-15 15:10:29,725 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:10:29,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:29,730 INFO L225 Difference]: With dead ends: 4777 [2022-03-15 15:10:29,730 INFO L226 Difference]: Without dead ends: 4777 [2022-03-15 15:10:29,730 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 185 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=192, Invalid=738, Unknown=0, NotChecked=0, Total=930 [2022-03-15 15:10:29,731 INFO L933 BasicCegarLoop]: 278 mSDtfsCounter, 558 mSDsluCounter, 1559 mSDsCounter, 0 mSdLazyCounter, 1386 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 558 SdHoareTripleChecker+Valid, 1834 SdHoareTripleChecker+Invalid, 1592 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 1386 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:29,731 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [558 Valid, 1834 Invalid, 1592 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 1386 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:10:29,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4777 states. [2022-03-15 15:10:29,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4777 to 2572. [2022-03-15 15:10:29,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2572 states, 2559 states have (on average 1.9237983587338805) internal successors, (4923), 2571 states have internal predecessors, (4923), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:29,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2572 states to 2572 states and 4923 transitions. [2022-03-15 15:10:29,772 INFO L78 Accepts]: Start accepts. Automaton has 2572 states and 4923 transitions. Word has length 126 [2022-03-15 15:10:29,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:29,772 INFO L470 AbstractCegarLoop]: Abstraction has 2572 states and 4923 transitions. [2022-03-15 15:10:29,772 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:29,773 INFO L276 IsEmpty]: Start isEmpty. Operand 2572 states and 4923 transitions. [2022-03-15 15:10:29,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:10:29,773 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:29,773 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:29,773 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2022-03-15 15:10:29,774 INFO L402 AbstractCegarLoop]: === Iteration 70 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:10:29,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:29,774 INFO L85 PathProgramCache]: Analyzing trace with hash -290154306, now seen corresponding path program 60 times [2022-03-15 15:10:29,774 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:29,774 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1293604142] [2022-03-15 15:10:29,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:29,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:29,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:29,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:29,958 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:29,958 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1293604142] [2022-03-15 15:10:29,958 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1293604142] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:29,958 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:29,958 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:10:29,958 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460225780] [2022-03-15 15:10:29,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:29,959 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:10:29,959 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:29,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:10:29,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:10:29,959 INFO L87 Difference]: Start difference. First operand 2572 states and 4923 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:31,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:31,073 INFO L93 Difference]: Finished difference Result 4760 states and 9174 transitions. [2022-03-15 15:10:31,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-15 15:10:31,073 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:10:31,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:31,079 INFO L225 Difference]: With dead ends: 4760 [2022-03-15 15:10:31,079 INFO L226 Difference]: Without dead ends: 4760 [2022-03-15 15:10:31,079 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 204 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=199, Invalid=793, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:10:31,079 INFO L933 BasicCegarLoop]: 285 mSDtfsCounter, 547 mSDsluCounter, 1912 mSDsCounter, 0 mSdLazyCounter, 1768 mSolverCounterSat, 222 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 547 SdHoareTripleChecker+Valid, 2194 SdHoareTripleChecker+Invalid, 1990 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 222 IncrementalHoareTripleChecker+Valid, 1768 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:31,079 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [547 Valid, 2194 Invalid, 1990 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [222 Valid, 1768 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:10:31,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4760 states. [2022-03-15 15:10:31,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4760 to 2564. [2022-03-15 15:10:31,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2564 states, 2551 states have (on average 1.9235593884751079) internal successors, (4907), 2563 states have internal predecessors, (4907), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:31,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2564 states to 2564 states and 4907 transitions. [2022-03-15 15:10:31,111 INFO L78 Accepts]: Start accepts. Automaton has 2564 states and 4907 transitions. Word has length 126 [2022-03-15 15:10:31,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:31,111 INFO L470 AbstractCegarLoop]: Abstraction has 2564 states and 4907 transitions. [2022-03-15 15:10:31,111 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:31,111 INFO L276 IsEmpty]: Start isEmpty. Operand 2564 states and 4907 transitions. [2022-03-15 15:10:31,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:10:31,112 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:31,112 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:31,112 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2022-03-15 15:10:31,112 INFO L402 AbstractCegarLoop]: === Iteration 71 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:10:31,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:31,112 INFO L85 PathProgramCache]: Analyzing trace with hash -2087882818, now seen corresponding path program 61 times [2022-03-15 15:10:31,112 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:31,112 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1365471404] [2022-03-15 15:10:31,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:31,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:31,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:31,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:31,300 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:31,300 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1365471404] [2022-03-15 15:10:31,300 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1365471404] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:31,300 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:31,300 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:10:31,300 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271191505] [2022-03-15 15:10:31,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:31,300 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:10:31,300 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:31,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:10:31,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:10:31,301 INFO L87 Difference]: Start difference. First operand 2564 states and 4907 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:32,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:32,134 INFO L93 Difference]: Finished difference Result 4751 states and 9151 transitions. [2022-03-15 15:10:32,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-15 15:10:32,134 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:10:32,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:32,140 INFO L225 Difference]: With dead ends: 4751 [2022-03-15 15:10:32,140 INFO L226 Difference]: Without dead ends: 4751 [2022-03-15 15:10:32,140 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 164 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=211, Invalid=719, Unknown=0, NotChecked=0, Total=930 [2022-03-15 15:10:32,140 INFO L933 BasicCegarLoop]: 284 mSDtfsCounter, 678 mSDsluCounter, 1332 mSDsCounter, 0 mSdLazyCounter, 1137 mSolverCounterSat, 259 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 678 SdHoareTripleChecker+Valid, 1613 SdHoareTripleChecker+Invalid, 1396 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 259 IncrementalHoareTripleChecker+Valid, 1137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:32,141 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [678 Valid, 1613 Invalid, 1396 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [259 Valid, 1137 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-15 15:10:32,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4751 states. [2022-03-15 15:10:32,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4751 to 2560. [2022-03-15 15:10:32,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2560 states, 2547 states have (on average 1.923439340400471) internal successors, (4899), 2559 states have internal predecessors, (4899), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:32,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2560 states to 2560 states and 4899 transitions. [2022-03-15 15:10:32,173 INFO L78 Accepts]: Start accepts. Automaton has 2560 states and 4899 transitions. Word has length 126 [2022-03-15 15:10:32,173 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:32,173 INFO L470 AbstractCegarLoop]: Abstraction has 2560 states and 4899 transitions. [2022-03-15 15:10:32,173 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:32,174 INFO L276 IsEmpty]: Start isEmpty. Operand 2560 states and 4899 transitions. [2022-03-15 15:10:32,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:10:32,174 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:32,174 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:32,174 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2022-03-15 15:10:32,174 INFO L402 AbstractCegarLoop]: === Iteration 72 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:10:32,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:32,175 INFO L85 PathProgramCache]: Analyzing trace with hash -2133807136, now seen corresponding path program 62 times [2022-03-15 15:10:32,175 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:32,175 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [590044650] [2022-03-15 15:10:32,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:32,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:32,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:32,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:32,348 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:32,348 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [590044650] [2022-03-15 15:10:32,348 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [590044650] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:32,348 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:32,348 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:10:32,348 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [11418653] [2022-03-15 15:10:32,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:32,348 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:10:32,349 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:32,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:10:32,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:10:32,349 INFO L87 Difference]: Start difference. First operand 2560 states and 4899 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:33,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:33,312 INFO L93 Difference]: Finished difference Result 4862 states and 9369 transitions. [2022-03-15 15:10:33,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-15 15:10:33,313 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:10:33,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:33,318 INFO L225 Difference]: With dead ends: 4862 [2022-03-15 15:10:33,319 INFO L226 Difference]: Without dead ends: 4862 [2022-03-15 15:10:33,319 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 204 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=231, Invalid=825, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:10:33,319 INFO L933 BasicCegarLoop]: 283 mSDtfsCounter, 672 mSDsluCounter, 1506 mSDsCounter, 0 mSdLazyCounter, 1345 mSolverCounterSat, 245 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 672 SdHoareTripleChecker+Valid, 1786 SdHoareTripleChecker+Invalid, 1590 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 245 IncrementalHoareTripleChecker+Valid, 1345 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:33,319 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [672 Valid, 1786 Invalid, 1590 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [245 Valid, 1345 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:10:33,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4862 states. [2022-03-15 15:10:33,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4862 to 2562. [2022-03-15 15:10:33,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2562 states, 2549 states have (on average 1.9234994115339348) internal successors, (4903), 2561 states have internal predecessors, (4903), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:33,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2562 states to 2562 states and 4903 transitions. [2022-03-15 15:10:33,353 INFO L78 Accepts]: Start accepts. Automaton has 2562 states and 4903 transitions. Word has length 126 [2022-03-15 15:10:33,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:33,353 INFO L470 AbstractCegarLoop]: Abstraction has 2562 states and 4903 transitions. [2022-03-15 15:10:33,353 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:33,353 INFO L276 IsEmpty]: Start isEmpty. Operand 2562 states and 4903 transitions. [2022-03-15 15:10:33,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:10:33,354 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:33,354 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:33,354 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2022-03-15 15:10:33,354 INFO L402 AbstractCegarLoop]: === Iteration 73 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:10:33,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:33,355 INFO L85 PathProgramCache]: Analyzing trace with hash 1696741634, now seen corresponding path program 63 times [2022-03-15 15:10:33,355 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:33,355 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94071921] [2022-03-15 15:10:33,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:33,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:33,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:33,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:33,548 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:33,548 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [94071921] [2022-03-15 15:10:33,548 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [94071921] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:33,548 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:33,548 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:10:33,548 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524191189] [2022-03-15 15:10:33,548 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:33,549 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:10:33,549 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:33,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:10:33,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:10:33,549 INFO L87 Difference]: Start difference. First operand 2562 states and 4903 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:34,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:34,715 INFO L93 Difference]: Finished difference Result 4845 states and 9339 transitions. [2022-03-15 15:10:34,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-15 15:10:34,715 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:10:34,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:34,721 INFO L225 Difference]: With dead ends: 4845 [2022-03-15 15:10:34,721 INFO L226 Difference]: Without dead ends: 4845 [2022-03-15 15:10:34,722 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 221 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=242, Invalid=880, Unknown=0, NotChecked=0, Total=1122 [2022-03-15 15:10:34,722 INFO L933 BasicCegarLoop]: 290 mSDtfsCounter, 569 mSDsluCounter, 1990 mSDsCounter, 0 mSdLazyCounter, 1799 mSolverCounterSat, 220 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 569 SdHoareTripleChecker+Valid, 2277 SdHoareTripleChecker+Invalid, 2019 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 220 IncrementalHoareTripleChecker+Valid, 1799 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:34,722 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [569 Valid, 2277 Invalid, 2019 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [220 Valid, 1799 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:10:34,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4845 states. [2022-03-15 15:10:34,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4845 to 2556. [2022-03-15 15:10:34,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2556 states, 2543 states have (on average 1.9233189146677152) internal successors, (4891), 2555 states have internal predecessors, (4891), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:34,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2556 states to 2556 states and 4891 transitions. [2022-03-15 15:10:34,758 INFO L78 Accepts]: Start accepts. Automaton has 2556 states and 4891 transitions. Word has length 126 [2022-03-15 15:10:34,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:34,758 INFO L470 AbstractCegarLoop]: Abstraction has 2556 states and 4891 transitions. [2022-03-15 15:10:34,758 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:34,758 INFO L276 IsEmpty]: Start isEmpty. Operand 2556 states and 4891 transitions. [2022-03-15 15:10:34,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:10:34,759 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:34,759 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:34,759 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72 [2022-03-15 15:10:34,759 INFO L402 AbstractCegarLoop]: === Iteration 74 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:10:34,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:34,759 INFO L85 PathProgramCache]: Analyzing trace with hash 1000083902, now seen corresponding path program 64 times [2022-03-15 15:10:34,759 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:34,759 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1351597990] [2022-03-15 15:10:34,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:34,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:34,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:34,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:34,924 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:34,925 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1351597990] [2022-03-15 15:10:34,925 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1351597990] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:34,925 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:34,925 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:10:34,925 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [350958724] [2022-03-15 15:10:34,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:34,925 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:10:34,925 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:34,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:10:34,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:10:34,925 INFO L87 Difference]: Start difference. First operand 2556 states and 4891 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:35,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:35,985 INFO L93 Difference]: Finished difference Result 4851 states and 9347 transitions. [2022-03-15 15:10:35,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-15 15:10:35,985 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:10:35,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:35,990 INFO L225 Difference]: With dead ends: 4851 [2022-03-15 15:10:35,990 INFO L226 Difference]: Without dead ends: 4851 [2022-03-15 15:10:35,991 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 194 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=210, Invalid=782, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:10:35,991 INFO L933 BasicCegarLoop]: 283 mSDtfsCounter, 569 mSDsluCounter, 1850 mSDsCounter, 0 mSdLazyCounter, 1622 mSolverCounterSat, 224 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 569 SdHoareTripleChecker+Valid, 2130 SdHoareTripleChecker+Invalid, 1846 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 224 IncrementalHoareTripleChecker+Valid, 1622 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:35,991 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [569 Valid, 2130 Invalid, 1846 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [224 Valid, 1622 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:10:35,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4851 states. [2022-03-15 15:10:36,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4851 to 2560. [2022-03-15 15:10:36,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2560 states, 2547 states have (on average 1.923439340400471) internal successors, (4899), 2559 states have internal predecessors, (4899), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:36,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2560 states to 2560 states and 4899 transitions. [2022-03-15 15:10:36,022 INFO L78 Accepts]: Start accepts. Automaton has 2560 states and 4899 transitions. Word has length 126 [2022-03-15 15:10:36,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:36,022 INFO L470 AbstractCegarLoop]: Abstraction has 2560 states and 4899 transitions. [2022-03-15 15:10:36,022 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:36,022 INFO L276 IsEmpty]: Start isEmpty. Operand 2560 states and 4899 transitions. [2022-03-15 15:10:36,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:10:36,023 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:36,023 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:36,023 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73 [2022-03-15 15:10:36,023 INFO L402 AbstractCegarLoop]: === Iteration 75 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:10:36,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:36,024 INFO L85 PathProgramCache]: Analyzing trace with hash 535665376, now seen corresponding path program 65 times [2022-03-15 15:10:36,024 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:36,024 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [157671133] [2022-03-15 15:10:36,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:36,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:36,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:36,191 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:36,191 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:36,191 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [157671133] [2022-03-15 15:10:36,192 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [157671133] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:36,192 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:36,192 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:10:36,192 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955400266] [2022-03-15 15:10:36,192 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:36,192 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:10:36,192 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:36,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:10:36,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:10:36,193 INFO L87 Difference]: Start difference. First operand 2560 states and 4899 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:37,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:37,292 INFO L93 Difference]: Finished difference Result 4943 states and 9531 transitions. [2022-03-15 15:10:37,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-15 15:10:37,292 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:10:37,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:37,297 INFO L225 Difference]: With dead ends: 4943 [2022-03-15 15:10:37,297 INFO L226 Difference]: Without dead ends: 4943 [2022-03-15 15:10:37,298 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 211 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=220, Invalid=836, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:10:37,298 INFO L933 BasicCegarLoop]: 290 mSDtfsCounter, 645 mSDsluCounter, 1827 mSDsCounter, 0 mSdLazyCounter, 1665 mSolverCounterSat, 258 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 645 SdHoareTripleChecker+Valid, 2114 SdHoareTripleChecker+Invalid, 1923 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 258 IncrementalHoareTripleChecker+Valid, 1665 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:37,298 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [645 Valid, 2114 Invalid, 1923 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [258 Valid, 1665 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:10:37,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4943 states. [2022-03-15 15:10:37,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4943 to 2558. [2022-03-15 15:10:37,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2558 states, 2545 states have (on average 1.9233791748526523) internal successors, (4895), 2557 states have internal predecessors, (4895), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:37,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2558 states to 2558 states and 4895 transitions. [2022-03-15 15:10:37,329 INFO L78 Accepts]: Start accepts. Automaton has 2558 states and 4895 transitions. Word has length 126 [2022-03-15 15:10:37,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:37,330 INFO L470 AbstractCegarLoop]: Abstraction has 2558 states and 4895 transitions. [2022-03-15 15:10:37,330 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:37,330 INFO L276 IsEmpty]: Start isEmpty. Operand 2558 states and 4895 transitions. [2022-03-15 15:10:37,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:10:37,330 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:37,331 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:37,331 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2022-03-15 15:10:37,331 INFO L402 AbstractCegarLoop]: === Iteration 76 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:10:37,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:37,331 INFO L85 PathProgramCache]: Analyzing trace with hash 369116094, now seen corresponding path program 66 times [2022-03-15 15:10:37,331 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:37,331 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [209748950] [2022-03-15 15:10:37,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:37,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:37,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:37,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:37,532 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:37,532 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [209748950] [2022-03-15 15:10:37,532 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [209748950] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:37,532 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:37,532 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:10:37,532 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [98545856] [2022-03-15 15:10:37,532 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:37,533 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:10:37,533 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:37,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:10:37,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:10:37,533 INFO L87 Difference]: Start difference. First operand 2558 states and 4895 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:38,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:38,792 INFO L93 Difference]: Finished difference Result 4921 states and 9491 transitions. [2022-03-15 15:10:38,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-15 15:10:38,792 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:10:38,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:38,797 INFO L225 Difference]: With dead ends: 4921 [2022-03-15 15:10:38,797 INFO L226 Difference]: Without dead ends: 4921 [2022-03-15 15:10:38,798 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 213 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=218, Invalid=838, Unknown=0, NotChecked=0, Total=1056 [2022-03-15 15:10:38,798 INFO L933 BasicCegarLoop]: 298 mSDtfsCounter, 569 mSDsluCounter, 1937 mSDsCounter, 0 mSdLazyCounter, 1882 mSolverCounterSat, 229 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 569 SdHoareTripleChecker+Valid, 2232 SdHoareTripleChecker+Invalid, 2111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 229 IncrementalHoareTripleChecker+Valid, 1882 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:38,798 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [569 Valid, 2232 Invalid, 2111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [229 Valid, 1882 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:10:38,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4921 states. [2022-03-15 15:10:38,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4921 to 2552. [2022-03-15 15:10:38,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2552 states, 2539 states have (on average 1.923198109491926) internal successors, (4883), 2551 states have internal predecessors, (4883), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:38,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2552 states to 2552 states and 4883 transitions. [2022-03-15 15:10:38,830 INFO L78 Accepts]: Start accepts. Automaton has 2552 states and 4883 transitions. Word has length 126 [2022-03-15 15:10:38,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:38,830 INFO L470 AbstractCegarLoop]: Abstraction has 2552 states and 4883 transitions. [2022-03-15 15:10:38,830 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:38,831 INFO L276 IsEmpty]: Start isEmpty. Operand 2552 states and 4883 transitions. [2022-03-15 15:10:38,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:10:38,831 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:38,831 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:38,832 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75 [2022-03-15 15:10:38,832 INFO L402 AbstractCegarLoop]: === Iteration 77 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:10:38,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:38,832 INFO L85 PathProgramCache]: Analyzing trace with hash -1639492094, now seen corresponding path program 67 times [2022-03-15 15:10:38,832 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:38,832 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [843251111] [2022-03-15 15:10:38,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:38,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:38,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:39,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:39,011 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:39,011 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [843251111] [2022-03-15 15:10:39,011 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [843251111] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:39,011 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:39,011 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:10:39,011 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [682552652] [2022-03-15 15:10:39,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:39,012 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:10:39,012 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:39,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:10:39,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:10:39,012 INFO L87 Difference]: Start difference. First operand 2552 states and 4883 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:40,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:40,116 INFO L93 Difference]: Finished difference Result 4701 states and 9053 transitions. [2022-03-15 15:10:40,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-15 15:10:40,117 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:10:40,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:40,122 INFO L225 Difference]: With dead ends: 4701 [2022-03-15 15:10:40,122 INFO L226 Difference]: Without dead ends: 4701 [2022-03-15 15:10:40,122 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 180 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=194, Invalid=736, Unknown=0, NotChecked=0, Total=930 [2022-03-15 15:10:40,122 INFO L933 BasicCegarLoop]: 279 mSDtfsCounter, 537 mSDsluCounter, 1967 mSDsCounter, 0 mSdLazyCounter, 1759 mSolverCounterSat, 200 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 537 SdHoareTripleChecker+Valid, 2243 SdHoareTripleChecker+Invalid, 1959 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 200 IncrementalHoareTripleChecker+Valid, 1759 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:40,122 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [537 Valid, 2243 Invalid, 1959 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [200 Valid, 1759 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:10:40,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4701 states. [2022-03-15 15:10:40,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4701 to 2550. [2022-03-15 15:10:40,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2550 states, 2537 states have (on average 1.9231375640520298) internal successors, (4879), 2549 states have internal predecessors, (4879), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:40,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2550 states to 2550 states and 4879 transitions. [2022-03-15 15:10:40,155 INFO L78 Accepts]: Start accepts. Automaton has 2550 states and 4879 transitions. Word has length 126 [2022-03-15 15:10:40,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:40,156 INFO L470 AbstractCegarLoop]: Abstraction has 2550 states and 4879 transitions. [2022-03-15 15:10:40,156 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:40,156 INFO L276 IsEmpty]: Start isEmpty. Operand 2550 states and 4879 transitions. [2022-03-15 15:10:40,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:10:40,157 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:40,157 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:40,157 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76 [2022-03-15 15:10:40,157 INFO L402 AbstractCegarLoop]: === Iteration 78 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:10:40,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:40,157 INFO L85 PathProgramCache]: Analyzing trace with hash -2103910620, now seen corresponding path program 68 times [2022-03-15 15:10:40,157 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:40,157 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [407020551] [2022-03-15 15:10:40,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:40,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:40,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:40,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:40,325 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:40,325 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [407020551] [2022-03-15 15:10:40,326 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [407020551] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:40,326 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:40,326 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:10:40,326 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1458824416] [2022-03-15 15:10:40,326 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:40,326 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:10:40,326 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:40,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:10:40,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:10:40,327 INFO L87 Difference]: Start difference. First operand 2550 states and 4879 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:41,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:41,413 INFO L93 Difference]: Finished difference Result 4793 states and 9237 transitions. [2022-03-15 15:10:41,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-15 15:10:41,413 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:10:41,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:41,418 INFO L225 Difference]: With dead ends: 4793 [2022-03-15 15:10:41,418 INFO L226 Difference]: Without dead ends: 4793 [2022-03-15 15:10:41,418 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 197 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=203, Invalid=789, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:10:41,418 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 571 mSDsluCounter, 1860 mSDsCounter, 0 mSdLazyCounter, 1703 mSolverCounterSat, 233 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 571 SdHoareTripleChecker+Valid, 2143 SdHoareTripleChecker+Invalid, 1936 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 233 IncrementalHoareTripleChecker+Valid, 1703 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:41,418 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [571 Valid, 2143 Invalid, 1936 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [233 Valid, 1703 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:10:41,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4793 states. [2022-03-15 15:10:41,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4793 to 2548. [2022-03-15 15:10:41,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2548 states, 2535 states have (on average 1.9230769230769231) internal successors, (4875), 2547 states have internal predecessors, (4875), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:41,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2548 states to 2548 states and 4875 transitions. [2022-03-15 15:10:41,445 INFO L78 Accepts]: Start accepts. Automaton has 2548 states and 4875 transitions. Word has length 126 [2022-03-15 15:10:41,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:41,445 INFO L470 AbstractCegarLoop]: Abstraction has 2548 states and 4875 transitions. [2022-03-15 15:10:41,445 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:41,445 INFO L276 IsEmpty]: Start isEmpty. Operand 2548 states and 4875 transitions. [2022-03-15 15:10:41,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:10:41,446 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:41,446 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:41,446 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2022-03-15 15:10:41,446 INFO L402 AbstractCegarLoop]: === Iteration 79 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:10:41,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:41,446 INFO L85 PathProgramCache]: Analyzing trace with hash 2024507394, now seen corresponding path program 69 times [2022-03-15 15:10:41,446 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:41,446 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [838888214] [2022-03-15 15:10:41,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:41,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:41,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:41,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:41,601 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:41,601 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [838888214] [2022-03-15 15:10:41,601 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [838888214] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:41,601 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:41,601 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:10:41,601 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1316314548] [2022-03-15 15:10:41,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:41,601 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:10:41,602 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:41,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:10:41,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:10:41,602 INFO L87 Difference]: Start difference. First operand 2548 states and 4875 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:42,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:42,760 INFO L93 Difference]: Finished difference Result 4867 states and 9385 transitions. [2022-03-15 15:10:42,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-15 15:10:42,760 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:10:42,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:42,765 INFO L225 Difference]: With dead ends: 4867 [2022-03-15 15:10:42,765 INFO L226 Difference]: Without dead ends: 4867 [2022-03-15 15:10:42,766 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 200 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=200, Invalid=792, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:10:42,766 INFO L933 BasicCegarLoop]: 294 mSDtfsCounter, 577 mSDsluCounter, 1910 mSDsCounter, 0 mSdLazyCounter, 1865 mSolverCounterSat, 246 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 577 SdHoareTripleChecker+Valid, 2201 SdHoareTripleChecker+Invalid, 2111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 246 IncrementalHoareTripleChecker+Valid, 1865 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:42,766 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [577 Valid, 2201 Invalid, 2111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [246 Valid, 1865 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:10:42,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4867 states. [2022-03-15 15:10:42,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4867 to 2546. [2022-03-15 15:10:42,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2546 states, 2533 states have (on average 1.923016186340308) internal successors, (4871), 2545 states have internal predecessors, (4871), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:42,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2546 states to 2546 states and 4871 transitions. [2022-03-15 15:10:42,796 INFO L78 Accepts]: Start accepts. Automaton has 2546 states and 4871 transitions. Word has length 126 [2022-03-15 15:10:42,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:42,796 INFO L470 AbstractCegarLoop]: Abstraction has 2546 states and 4871 transitions. [2022-03-15 15:10:42,796 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:42,797 INFO L276 IsEmpty]: Start isEmpty. Operand 2546 states and 4871 transitions. [2022-03-15 15:10:42,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-15 15:10:42,797 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:42,797 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:42,797 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable78 [2022-03-15 15:10:42,797 INFO L402 AbstractCegarLoop]: === Iteration 80 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:10:42,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:42,798 INFO L85 PathProgramCache]: Analyzing trace with hash -1241208924, now seen corresponding path program 70 times [2022-03-15 15:10:42,798 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:42,798 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [661062219] [2022-03-15 15:10:42,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:42,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:42,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:42,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:42,955 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:42,955 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [661062219] [2022-03-15 15:10:42,955 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [661062219] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:42,955 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:42,955 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:10:42,955 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1799182539] [2022-03-15 15:10:42,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:42,956 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:10:42,956 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:42,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:10:42,956 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:10:42,956 INFO L87 Difference]: Start difference. First operand 2546 states and 4871 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:44,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:44,062 INFO L93 Difference]: Finished difference Result 4697 states and 9057 transitions. [2022-03-15 15:10:44,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-15 15:10:44,062 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 126 [2022-03-15 15:10:44,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:44,068 INFO L225 Difference]: With dead ends: 4697 [2022-03-15 15:10:44,068 INFO L226 Difference]: Without dead ends: 4697 [2022-03-15 15:10:44,068 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 201 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=199, Invalid=793, Unknown=0, NotChecked=0, Total=992 [2022-03-15 15:10:44,069 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 568 mSDsluCounter, 1747 mSDsCounter, 0 mSdLazyCounter, 1783 mSolverCounterSat, 238 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 568 SdHoareTripleChecker+Valid, 2044 SdHoareTripleChecker+Invalid, 2021 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 238 IncrementalHoareTripleChecker+Valid, 1783 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:44,069 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [568 Valid, 2044 Invalid, 2021 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [238 Valid, 1783 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:10:44,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4697 states. [2022-03-15 15:10:44,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4697 to 2386. [2022-03-15 15:10:44,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2386 states, 2374 states have (on average 1.9203875315922494) internal successors, (4559), 2385 states have internal predecessors, (4559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:44,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2386 states to 2386 states and 4559 transitions. [2022-03-15 15:10:44,110 INFO L78 Accepts]: Start accepts. Automaton has 2386 states and 4559 transitions. Word has length 126 [2022-03-15 15:10:44,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:44,110 INFO L470 AbstractCegarLoop]: Abstraction has 2386 states and 4559 transitions. [2022-03-15 15:10:44,110 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:44,110 INFO L276 IsEmpty]: Start isEmpty. Operand 2386 states and 4559 transitions. [2022-03-15 15:10:44,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-03-15 15:10:44,111 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:44,111 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:44,111 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79 [2022-03-15 15:10:44,111 INFO L402 AbstractCegarLoop]: === Iteration 81 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:10:44,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:44,111 INFO L85 PathProgramCache]: Analyzing trace with hash 97758263, now seen corresponding path program 1 times [2022-03-15 15:10:44,111 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:44,112 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1226788605] [2022-03-15 15:10:44,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:44,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:44,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:44,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:44,247 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:44,247 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1226788605] [2022-03-15 15:10:44,247 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1226788605] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:44,247 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:44,247 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-15 15:10:44,247 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [967645393] [2022-03-15 15:10:44,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:44,248 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-15 15:10:44,248 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:44,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-15 15:10:44,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-15 15:10:44,248 INFO L87 Difference]: Start difference. First operand 2386 states and 4559 transitions. Second operand has 13 states, 12 states have (on average 11.166666666666666) internal successors, (134), 13 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:44,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:44,944 INFO L93 Difference]: Finished difference Result 2674 states and 5073 transitions. [2022-03-15 15:10:44,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-15 15:10:44,944 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 11.166666666666666) internal successors, (134), 13 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 134 [2022-03-15 15:10:44,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:44,947 INFO L225 Difference]: With dead ends: 2674 [2022-03-15 15:10:44,947 INFO L226 Difference]: Without dead ends: 2674 [2022-03-15 15:10:44,947 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 161 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=204, Invalid=666, Unknown=0, NotChecked=0, Total=870 [2022-03-15 15:10:44,947 INFO L933 BasicCegarLoop]: 297 mSDtfsCounter, 674 mSDsluCounter, 1923 mSDsCounter, 0 mSdLazyCounter, 1124 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 674 SdHoareTripleChecker+Valid, 2219 SdHoareTripleChecker+Invalid, 1200 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 1124 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:44,948 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [674 Valid, 2219 Invalid, 1200 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 1124 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-03-15 15:10:44,950 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2674 states. [2022-03-15 15:10:44,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2674 to 2341. [2022-03-15 15:10:44,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2341 states, 2329 states have (on average 1.9188492915414341) internal successors, (4469), 2340 states have internal predecessors, (4469), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:44,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2341 states to 2341 states and 4469 transitions. [2022-03-15 15:10:44,968 INFO L78 Accepts]: Start accepts. Automaton has 2341 states and 4469 transitions. Word has length 134 [2022-03-15 15:10:44,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:44,968 INFO L470 AbstractCegarLoop]: Abstraction has 2341 states and 4469 transitions. [2022-03-15 15:10:44,968 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 11.166666666666666) internal successors, (134), 13 states have internal predecessors, (134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:44,968 INFO L276 IsEmpty]: Start isEmpty. Operand 2341 states and 4469 transitions. [2022-03-15 15:10:44,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:10:44,969 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:44,969 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:44,969 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2022-03-15 15:10:44,970 INFO L402 AbstractCegarLoop]: === Iteration 82 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:10:44,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:44,970 INFO L85 PathProgramCache]: Analyzing trace with hash 1646698479, now seen corresponding path program 1 times [2022-03-15 15:10:44,970 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:44,970 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1285378517] [2022-03-15 15:10:44,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:44,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:44,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:45,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:45,327 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:45,327 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1285378517] [2022-03-15 15:10:45,327 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1285378517] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:45,327 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:45,327 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:10:45,327 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516158903] [2022-03-15 15:10:45,328 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:45,328 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:10:45,328 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:45,328 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:10:45,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:10:45,328 INFO L87 Difference]: Start difference. First operand 2341 states and 4469 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:47,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:47,716 INFO L93 Difference]: Finished difference Result 4575 states and 8747 transitions. [2022-03-15 15:10:47,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-15 15:10:47,716 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:10:47,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:47,721 INFO L225 Difference]: With dead ends: 4575 [2022-03-15 15:10:47,721 INFO L226 Difference]: Without dead ends: 4575 [2022-03-15 15:10:47,721 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1298 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=631, Invalid=4061, Unknown=0, NotChecked=0, Total=4692 [2022-03-15 15:10:47,721 INFO L933 BasicCegarLoop]: 384 mSDtfsCounter, 1484 mSDsluCounter, 4018 mSDsCounter, 0 mSdLazyCounter, 3829 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1484 SdHoareTripleChecker+Valid, 4399 SdHoareTripleChecker+Invalid, 4004 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 3829 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:47,721 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1484 Valid, 4399 Invalid, 4004 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 3829 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:10:47,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4575 states. [2022-03-15 15:10:47,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4575 to 2583. [2022-03-15 15:10:47,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2583 states, 2571 states have (on average 1.9280435628160248) internal successors, (4957), 2582 states have internal predecessors, (4957), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:47,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2583 states to 2583 states and 4957 transitions. [2022-03-15 15:10:47,750 INFO L78 Accepts]: Start accepts. Automaton has 2583 states and 4957 transitions. Word has length 135 [2022-03-15 15:10:47,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:47,750 INFO L470 AbstractCegarLoop]: Abstraction has 2583 states and 4957 transitions. [2022-03-15 15:10:47,750 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:47,750 INFO L276 IsEmpty]: Start isEmpty. Operand 2583 states and 4957 transitions. [2022-03-15 15:10:47,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:10:47,751 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:47,751 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:47,751 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81 [2022-03-15 15:10:47,751 INFO L402 AbstractCegarLoop]: === Iteration 83 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:10:47,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:47,752 INFO L85 PathProgramCache]: Analyzing trace with hash 817943701, now seen corresponding path program 1 times [2022-03-15 15:10:47,752 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:47,752 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [760628335] [2022-03-15 15:10:47,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:47,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:47,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:48,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:48,075 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:48,075 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [760628335] [2022-03-15 15:10:48,075 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [760628335] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:48,075 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:48,075 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:10:48,076 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [9688054] [2022-03-15 15:10:48,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:48,076 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:10:48,076 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:48,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:10:48,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:10:48,077 INFO L87 Difference]: Start difference. First operand 2583 states and 4957 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:49,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:49,770 INFO L93 Difference]: Finished difference Result 3958 states and 7592 transitions. [2022-03-15 15:10:49,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-15 15:10:49,770 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:10:49,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:49,775 INFO L225 Difference]: With dead ends: 3958 [2022-03-15 15:10:49,775 INFO L226 Difference]: Without dead ends: 3958 [2022-03-15 15:10:49,775 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1061 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=508, Invalid=3398, Unknown=0, NotChecked=0, Total=3906 [2022-03-15 15:10:49,776 INFO L933 BasicCegarLoop]: 341 mSDtfsCounter, 1212 mSDsluCounter, 3506 mSDsCounter, 0 mSdLazyCounter, 2505 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1212 SdHoareTripleChecker+Valid, 3845 SdHoareTripleChecker+Invalid, 2603 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 2505 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:49,776 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1212 Valid, 3845 Invalid, 2603 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 2505 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:10:49,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3958 states. [2022-03-15 15:10:49,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3958 to 2599. [2022-03-15 15:10:49,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2599 states, 2587 states have (on average 1.9284885968303054) internal successors, (4989), 2598 states have internal predecessors, (4989), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:49,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2599 states to 2599 states and 4989 transitions. [2022-03-15 15:10:49,806 INFO L78 Accepts]: Start accepts. Automaton has 2599 states and 4989 transitions. Word has length 135 [2022-03-15 15:10:49,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:49,806 INFO L470 AbstractCegarLoop]: Abstraction has 2599 states and 4989 transitions. [2022-03-15 15:10:49,806 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:49,807 INFO L276 IsEmpty]: Start isEmpty. Operand 2599 states and 4989 transitions. [2022-03-15 15:10:49,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:10:49,808 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:49,808 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:49,808 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2022-03-15 15:10:49,808 INFO L402 AbstractCegarLoop]: === Iteration 84 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:10:49,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:49,808 INFO L85 PathProgramCache]: Analyzing trace with hash 720795997, now seen corresponding path program 2 times [2022-03-15 15:10:49,808 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:49,808 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [794798378] [2022-03-15 15:10:49,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:49,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:49,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:50,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:50,126 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:50,126 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [794798378] [2022-03-15 15:10:50,126 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [794798378] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:50,126 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:50,126 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:10:50,126 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1708688127] [2022-03-15 15:10:50,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:50,126 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:10:50,126 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:50,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:10:50,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:10:50,127 INFO L87 Difference]: Start difference. First operand 2599 states and 4989 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:51,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:51,586 INFO L93 Difference]: Finished difference Result 3089 states and 5946 transitions. [2022-03-15 15:10:51,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-15 15:10:51,586 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:10:51,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:51,590 INFO L225 Difference]: With dead ends: 3089 [2022-03-15 15:10:51,590 INFO L226 Difference]: Without dead ends: 3089 [2022-03-15 15:10:51,590 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 932 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=479, Invalid=3061, Unknown=0, NotChecked=0, Total=3540 [2022-03-15 15:10:51,591 INFO L933 BasicCegarLoop]: 288 mSDtfsCounter, 847 mSDsluCounter, 3002 mSDsCounter, 0 mSdLazyCounter, 2236 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 847 SdHoareTripleChecker+Valid, 3288 SdHoareTripleChecker+Invalid, 2293 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 2236 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:51,591 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [847 Valid, 3288 Invalid, 2293 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 2236 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:10:51,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3089 states. [2022-03-15 15:10:51,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3089 to 2607. [2022-03-15 15:10:51,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2607 states, 2595 states have (on average 1.928709055876686) internal successors, (5005), 2606 states have internal predecessors, (5005), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:51,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2607 states to 2607 states and 5005 transitions. [2022-03-15 15:10:51,618 INFO L78 Accepts]: Start accepts. Automaton has 2607 states and 5005 transitions. Word has length 135 [2022-03-15 15:10:51,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:51,618 INFO L470 AbstractCegarLoop]: Abstraction has 2607 states and 5005 transitions. [2022-03-15 15:10:51,618 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:51,618 INFO L276 IsEmpty]: Start isEmpty. Operand 2607 states and 5005 transitions. [2022-03-15 15:10:51,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:10:51,620 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:51,620 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:51,620 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83 [2022-03-15 15:10:51,620 INFO L402 AbstractCegarLoop]: === Iteration 85 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:10:51,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:51,620 INFO L85 PathProgramCache]: Analyzing trace with hash -994574479, now seen corresponding path program 3 times [2022-03-15 15:10:51,620 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:51,620 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238378219] [2022-03-15 15:10:51,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:51,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:51,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:51,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:51,952 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:51,952 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238378219] [2022-03-15 15:10:51,952 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1238378219] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:51,952 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:51,952 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:10:51,953 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [245449748] [2022-03-15 15:10:51,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:51,953 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:10:51,953 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:51,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:10:51,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:10:51,953 INFO L87 Difference]: Start difference. First operand 2607 states and 5005 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:53,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:53,527 INFO L93 Difference]: Finished difference Result 3123 states and 6012 transitions. [2022-03-15 15:10:53,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-15 15:10:53,527 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:10:53,528 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:53,531 INFO L225 Difference]: With dead ends: 3123 [2022-03-15 15:10:53,531 INFO L226 Difference]: Without dead ends: 3123 [2022-03-15 15:10:53,531 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1016 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=494, Invalid=3288, Unknown=0, NotChecked=0, Total=3782 [2022-03-15 15:10:53,532 INFO L933 BasicCegarLoop]: 297 mSDtfsCounter, 998 mSDsluCounter, 3115 mSDsCounter, 0 mSdLazyCounter, 2353 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 998 SdHoareTripleChecker+Valid, 3410 SdHoareTripleChecker+Invalid, 2424 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 2353 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:53,532 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [998 Valid, 3410 Invalid, 2424 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 2353 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:10:53,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3123 states. [2022-03-15 15:10:53,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3123 to 2607. [2022-03-15 15:10:53,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2607 states, 2595 states have (on average 1.928709055876686) internal successors, (5005), 2606 states have internal predecessors, (5005), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:53,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2607 states to 2607 states and 5005 transitions. [2022-03-15 15:10:53,559 INFO L78 Accepts]: Start accepts. Automaton has 2607 states and 5005 transitions. Word has length 135 [2022-03-15 15:10:53,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:53,559 INFO L470 AbstractCegarLoop]: Abstraction has 2607 states and 5005 transitions. [2022-03-15 15:10:53,559 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:53,559 INFO L276 IsEmpty]: Start isEmpty. Operand 2607 states and 5005 transitions. [2022-03-15 15:10:53,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:10:53,561 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:53,561 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:53,561 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84 [2022-03-15 15:10:53,561 INFO L402 AbstractCegarLoop]: === Iteration 86 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:10:53,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:53,561 INFO L85 PathProgramCache]: Analyzing trace with hash -1776145029, now seen corresponding path program 4 times [2022-03-15 15:10:53,561 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:53,561 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [389972052] [2022-03-15 15:10:53,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:53,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:53,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:53,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:53,876 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:53,876 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [389972052] [2022-03-15 15:10:53,876 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [389972052] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:53,876 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:53,876 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:10:53,876 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1693581729] [2022-03-15 15:10:53,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:53,877 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:10:53,877 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:53,877 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:10:53,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:10:53,877 INFO L87 Difference]: Start difference. First operand 2607 states and 5005 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:55,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:55,455 INFO L93 Difference]: Finished difference Result 3151 states and 6066 transitions. [2022-03-15 15:10:55,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-15 15:10:55,455 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:10:55,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:55,459 INFO L225 Difference]: With dead ends: 3151 [2022-03-15 15:10:55,459 INFO L226 Difference]: Without dead ends: 3151 [2022-03-15 15:10:55,459 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1021 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=482, Invalid=3300, Unknown=0, NotChecked=0, Total=3782 [2022-03-15 15:10:55,459 INFO L933 BasicCegarLoop]: 302 mSDtfsCounter, 1016 mSDsluCounter, 2965 mSDsCounter, 0 mSdLazyCounter, 2235 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1016 SdHoareTripleChecker+Valid, 3265 SdHoareTripleChecker+Invalid, 2318 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 2235 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:55,460 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1016 Valid, 3265 Invalid, 2318 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 2235 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:10:55,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3151 states. [2022-03-15 15:10:55,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3151 to 2607. [2022-03-15 15:10:55,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2607 states, 2595 states have (on average 1.928709055876686) internal successors, (5005), 2606 states have internal predecessors, (5005), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:55,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2607 states to 2607 states and 5005 transitions. [2022-03-15 15:10:55,488 INFO L78 Accepts]: Start accepts. Automaton has 2607 states and 5005 transitions. Word has length 135 [2022-03-15 15:10:55,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:55,488 INFO L470 AbstractCegarLoop]: Abstraction has 2607 states and 5005 transitions. [2022-03-15 15:10:55,488 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:55,488 INFO L276 IsEmpty]: Start isEmpty. Operand 2607 states and 5005 transitions. [2022-03-15 15:10:55,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:10:55,489 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:55,489 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:55,490 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85 [2022-03-15 15:10:55,490 INFO L402 AbstractCegarLoop]: === Iteration 87 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:10:55,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:55,490 INFO L85 PathProgramCache]: Analyzing trace with hash 509674195, now seen corresponding path program 5 times [2022-03-15 15:10:55,490 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:55,490 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086882730] [2022-03-15 15:10:55,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:55,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:55,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:55,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:55,801 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:55,802 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2086882730] [2022-03-15 15:10:55,802 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2086882730] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:55,802 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:55,802 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:10:55,802 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2110825925] [2022-03-15 15:10:55,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:55,802 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:10:55,802 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:55,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:10:55,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:10:55,803 INFO L87 Difference]: Start difference. First operand 2607 states and 5005 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:57,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:57,331 INFO L93 Difference]: Finished difference Result 3181 states and 6124 transitions. [2022-03-15 15:10:57,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-15 15:10:57,331 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:10:57,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:57,335 INFO L225 Difference]: With dead ends: 3181 [2022-03-15 15:10:57,335 INFO L226 Difference]: Without dead ends: 3181 [2022-03-15 15:10:57,335 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1021 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=478, Invalid=3304, Unknown=0, NotChecked=0, Total=3782 [2022-03-15 15:10:57,336 INFO L933 BasicCegarLoop]: 310 mSDtfsCounter, 1025 mSDsluCounter, 2855 mSDsCounter, 0 mSdLazyCounter, 2080 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1025 SdHoareTripleChecker+Valid, 3163 SdHoareTripleChecker+Invalid, 2175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 2080 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:57,336 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1025 Valid, 3163 Invalid, 2175 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 2080 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:10:57,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3181 states. [2022-03-15 15:10:57,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3181 to 2607. [2022-03-15 15:10:57,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2607 states, 2595 states have (on average 1.928709055876686) internal successors, (5005), 2606 states have internal predecessors, (5005), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:57,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2607 states to 2607 states and 5005 transitions. [2022-03-15 15:10:57,365 INFO L78 Accepts]: Start accepts. Automaton has 2607 states and 5005 transitions. Word has length 135 [2022-03-15 15:10:57,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:57,365 INFO L470 AbstractCegarLoop]: Abstraction has 2607 states and 5005 transitions. [2022-03-15 15:10:57,366 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:57,366 INFO L276 IsEmpty]: Start isEmpty. Operand 2607 states and 5005 transitions. [2022-03-15 15:10:57,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:10:57,367 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:57,367 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:57,367 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86 [2022-03-15 15:10:57,367 INFO L402 AbstractCegarLoop]: === Iteration 88 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:10:57,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:57,367 INFO L85 PathProgramCache]: Analyzing trace with hash -709907509, now seen corresponding path program 6 times [2022-03-15 15:10:57,367 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:57,368 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1113272799] [2022-03-15 15:10:57,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:57,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:57,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:10:57,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:10:57,824 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:10:57,824 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1113272799] [2022-03-15 15:10:57,824 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1113272799] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:10:57,825 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:10:57,825 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-15 15:10:57,825 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [902040560] [2022-03-15 15:10:57,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:10:57,825 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-15 15:10:57,825 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:10:57,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-15 15:10:57,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=364, Unknown=0, NotChecked=0, Total=420 [2022-03-15 15:10:57,826 INFO L87 Difference]: Start difference. First operand 2607 states and 5005 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:59,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:10:59,558 INFO L93 Difference]: Finished difference Result 3365 states and 6466 transitions. [2022-03-15 15:10:59,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-15 15:10:59,558 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:10:59,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:10:59,562 INFO L225 Difference]: With dead ends: 3365 [2022-03-15 15:10:59,562 INFO L226 Difference]: Without dead ends: 3365 [2022-03-15 15:10:59,562 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1206 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=762, Invalid=3528, Unknown=0, NotChecked=0, Total=4290 [2022-03-15 15:10:59,563 INFO L933 BasicCegarLoop]: 275 mSDtfsCounter, 1698 mSDsluCounter, 2421 mSDsCounter, 0 mSdLazyCounter, 1728 mSolverCounterSat, 180 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1698 SdHoareTripleChecker+Valid, 2694 SdHoareTripleChecker+Invalid, 1908 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 180 IncrementalHoareTripleChecker+Valid, 1728 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:10:59,563 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1698 Valid, 2694 Invalid, 1908 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [180 Valid, 1728 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:10:59,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3365 states. [2022-03-15 15:10:59,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3365 to 2649. [2022-03-15 15:10:59,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2649 states, 2637 states have (on average 1.9298445202882062) internal successors, (5089), 2648 states have internal predecessors, (5089), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:59,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2649 states to 2649 states and 5089 transitions. [2022-03-15 15:10:59,604 INFO L78 Accepts]: Start accepts. Automaton has 2649 states and 5089 transitions. Word has length 135 [2022-03-15 15:10:59,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:10:59,604 INFO L470 AbstractCegarLoop]: Abstraction has 2649 states and 5089 transitions. [2022-03-15 15:10:59,604 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:10:59,604 INFO L276 IsEmpty]: Start isEmpty. Operand 2649 states and 5089 transitions. [2022-03-15 15:10:59,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:10:59,606 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:10:59,606 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:10:59,606 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable87 [2022-03-15 15:10:59,606 INFO L402 AbstractCegarLoop]: === Iteration 89 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:10:59,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:10:59,607 INFO L85 PathProgramCache]: Analyzing trace with hash 1696441619, now seen corresponding path program 7 times [2022-03-15 15:10:59,607 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:10:59,607 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [982473412] [2022-03-15 15:10:59,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:10:59,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:10:59,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:11:00,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:11:00,006 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:11:00,006 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [982473412] [2022-03-15 15:11:00,006 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [982473412] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:11:00,006 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:11:00,006 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-15 15:11:00,006 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2106307646] [2022-03-15 15:11:00,006 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:11:00,007 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-15 15:11:00,007 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:11:00,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-15 15:11:00,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-15 15:11:00,007 INFO L87 Difference]: Start difference. First operand 2649 states and 5089 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:02,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:11:02,194 INFO L93 Difference]: Finished difference Result 3423 states and 6580 transitions. [2022-03-15 15:11:02,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-15 15:11:02,195 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:11:02,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:11:02,200 INFO L225 Difference]: With dead ends: 3423 [2022-03-15 15:11:02,200 INFO L226 Difference]: Without dead ends: 3423 [2022-03-15 15:11:02,200 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1404 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=842, Invalid=3988, Unknown=0, NotChecked=0, Total=4830 [2022-03-15 15:11:02,201 INFO L933 BasicCegarLoop]: 284 mSDtfsCounter, 1579 mSDsluCounter, 3379 mSDsCounter, 0 mSdLazyCounter, 2696 mSolverCounterSat, 162 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1579 SdHoareTripleChecker+Valid, 3661 SdHoareTripleChecker+Invalid, 2858 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 162 IncrementalHoareTripleChecker+Valid, 2696 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:11:02,201 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1579 Valid, 3661 Invalid, 2858 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [162 Valid, 2696 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:11:02,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3423 states. [2022-03-15 15:11:02,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3423 to 2658. [2022-03-15 15:11:02,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2658 states, 2646 states have (on average 1.9300831443688586) internal successors, (5107), 2657 states have internal predecessors, (5107), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:02,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2658 states to 2658 states and 5107 transitions. [2022-03-15 15:11:02,229 INFO L78 Accepts]: Start accepts. Automaton has 2658 states and 5107 transitions. Word has length 135 [2022-03-15 15:11:02,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:11:02,230 INFO L470 AbstractCegarLoop]: Abstraction has 2658 states and 5107 transitions. [2022-03-15 15:11:02,230 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:02,230 INFO L276 IsEmpty]: Start isEmpty. Operand 2658 states and 5107 transitions. [2022-03-15 15:11:02,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:11:02,231 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:11:02,231 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:11:02,231 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable88 [2022-03-15 15:11:02,231 INFO L402 AbstractCegarLoop]: === Iteration 90 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:11:02,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:11:02,232 INFO L85 PathProgramCache]: Analyzing trace with hash 583862411, now seen corresponding path program 8 times [2022-03-15 15:11:02,232 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:11:02,232 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [375440588] [2022-03-15 15:11:02,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:11:02,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:11:02,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:11:02,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:11:02,604 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:11:02,604 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [375440588] [2022-03-15 15:11:02,604 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [375440588] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:11:02,604 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:11:02,604 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-15 15:11:02,604 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [621019547] [2022-03-15 15:11:02,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:11:02,604 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-15 15:11:02,604 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:11:02,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-15 15:11:02,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2022-03-15 15:11:02,605 INFO L87 Difference]: Start difference. First operand 2658 states and 5107 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:04,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:11:04,758 INFO L93 Difference]: Finished difference Result 3506 states and 6742 transitions. [2022-03-15 15:11:04,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-15 15:11:04,759 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:11:04,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:11:04,763 INFO L225 Difference]: With dead ends: 3506 [2022-03-15 15:11:04,763 INFO L226 Difference]: Without dead ends: 3506 [2022-03-15 15:11:04,764 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1504 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=868, Invalid=4244, Unknown=0, NotChecked=0, Total=5112 [2022-03-15 15:11:04,764 INFO L933 BasicCegarLoop]: 289 mSDtfsCounter, 1711 mSDsluCounter, 3133 mSDsCounter, 0 mSdLazyCounter, 2471 mSolverCounterSat, 204 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1711 SdHoareTripleChecker+Valid, 3420 SdHoareTripleChecker+Invalid, 2675 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 204 IncrementalHoareTripleChecker+Valid, 2471 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:11:04,764 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1711 Valid, 3420 Invalid, 2675 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [204 Valid, 2471 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:11:04,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3506 states. [2022-03-15 15:11:04,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3506 to 2667. [2022-03-15 15:11:04,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2667 states, 2655 states have (on average 1.9303201506591336) internal successors, (5125), 2666 states have internal predecessors, (5125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:04,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2667 states to 2667 states and 5125 transitions. [2022-03-15 15:11:04,795 INFO L78 Accepts]: Start accepts. Automaton has 2667 states and 5125 transitions. Word has length 135 [2022-03-15 15:11:04,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:11:04,795 INFO L470 AbstractCegarLoop]: Abstraction has 2667 states and 5125 transitions. [2022-03-15 15:11:04,795 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:04,795 INFO L276 IsEmpty]: Start isEmpty. Operand 2667 states and 5125 transitions. [2022-03-15 15:11:04,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:11:04,796 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:11:04,796 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:11:04,796 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89 [2022-03-15 15:11:04,797 INFO L402 AbstractCegarLoop]: === Iteration 91 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:11:04,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:11:04,797 INFO L85 PathProgramCache]: Analyzing trace with hash 1506903891, now seen corresponding path program 9 times [2022-03-15 15:11:04,797 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:11:04,797 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453260685] [2022-03-15 15:11:04,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:11:04,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:11:04,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:11:05,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:11:05,189 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:11:05,189 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1453260685] [2022-03-15 15:11:05,189 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1453260685] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:11:05,189 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:11:05,189 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-15 15:11:05,189 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067064913] [2022-03-15 15:11:05,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:11:05,189 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-15 15:11:05,189 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:11:05,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-15 15:11:05,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-15 15:11:05,190 INFO L87 Difference]: Start difference. First operand 2667 states and 5125 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:07,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:11:07,412 INFO L93 Difference]: Finished difference Result 3549 states and 6821 transitions. [2022-03-15 15:11:07,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-15 15:11:07,415 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:11:07,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:11:07,420 INFO L225 Difference]: With dead ends: 3549 [2022-03-15 15:11:07,420 INFO L226 Difference]: Without dead ends: 3549 [2022-03-15 15:11:07,420 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1608 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=911, Invalid=4491, Unknown=0, NotChecked=0, Total=5402 [2022-03-15 15:11:07,420 INFO L933 BasicCegarLoop]: 297 mSDtfsCounter, 1734 mSDsluCounter, 2994 mSDsCounter, 0 mSdLazyCounter, 2312 mSolverCounterSat, 218 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1734 SdHoareTripleChecker+Valid, 3289 SdHoareTripleChecker+Invalid, 2530 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 218 IncrementalHoareTripleChecker+Valid, 2312 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:11:07,420 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1734 Valid, 3289 Invalid, 2530 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [218 Valid, 2312 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:11:07,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3549 states. [2022-03-15 15:11:07,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3549 to 2644. [2022-03-15 15:11:07,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2644 states, 2632 states have (on average 1.928191489361702) internal successors, (5075), 2643 states have internal predecessors, (5075), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:07,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2644 states to 2644 states and 5075 transitions. [2022-03-15 15:11:07,449 INFO L78 Accepts]: Start accepts. Automaton has 2644 states and 5075 transitions. Word has length 135 [2022-03-15 15:11:07,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:11:07,449 INFO L470 AbstractCegarLoop]: Abstraction has 2644 states and 5075 transitions. [2022-03-15 15:11:07,449 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:07,449 INFO L276 IsEmpty]: Start isEmpty. Operand 2644 states and 5075 transitions. [2022-03-15 15:11:07,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:11:07,451 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:11:07,451 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:11:07,451 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90 [2022-03-15 15:11:07,451 INFO L402 AbstractCegarLoop]: === Iteration 92 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:11:07,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:11:07,451 INFO L85 PathProgramCache]: Analyzing trace with hash -1951368575, now seen corresponding path program 10 times [2022-03-15 15:11:07,451 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:11:07,451 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1064857260] [2022-03-15 15:11:07,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:11:07,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:11:07,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:11:07,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:11:07,937 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:11:07,937 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1064857260] [2022-03-15 15:11:07,937 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1064857260] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:11:07,937 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:11:07,937 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2022-03-15 15:11:07,937 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279979072] [2022-03-15 15:11:07,937 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:11:07,938 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-03-15 15:11:07,938 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:11:07,938 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-03-15 15:11:07,938 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=441, Unknown=0, NotChecked=0, Total=506 [2022-03-15 15:11:07,938 INFO L87 Difference]: Start difference. First operand 2644 states and 5075 transitions. Second operand has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:10,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:11:10,270 INFO L93 Difference]: Finished difference Result 2969 states and 5678 transitions. [2022-03-15 15:11:10,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-15 15:11:10,271 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:11:10,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:11:10,274 INFO L225 Difference]: With dead ends: 2969 [2022-03-15 15:11:10,274 INFO L226 Difference]: Without dead ends: 2969 [2022-03-15 15:11:10,274 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1468 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=868, Invalid=4244, Unknown=0, NotChecked=0, Total=5112 [2022-03-15 15:11:10,274 INFO L933 BasicCegarLoop]: 297 mSDtfsCounter, 1303 mSDsluCounter, 3392 mSDsCounter, 0 mSdLazyCounter, 2802 mSolverCounterSat, 174 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1303 SdHoareTripleChecker+Valid, 3685 SdHoareTripleChecker+Invalid, 2976 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 174 IncrementalHoareTripleChecker+Valid, 2802 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:11:10,274 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1303 Valid, 3685 Invalid, 2976 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [174 Valid, 2802 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:11:10,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2969 states. [2022-03-15 15:11:10,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2969 to 2644. [2022-03-15 15:11:10,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2644 states, 2632 states have (on average 1.928191489361702) internal successors, (5075), 2643 states have internal predecessors, (5075), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:10,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2644 states to 2644 states and 5075 transitions. [2022-03-15 15:11:10,298 INFO L78 Accepts]: Start accepts. Automaton has 2644 states and 5075 transitions. Word has length 135 [2022-03-15 15:11:10,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:11:10,298 INFO L470 AbstractCegarLoop]: Abstraction has 2644 states and 5075 transitions. [2022-03-15 15:11:10,298 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:10,298 INFO L276 IsEmpty]: Start isEmpty. Operand 2644 states and 5075 transitions. [2022-03-15 15:11:10,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:11:10,299 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:11:10,299 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:11:10,300 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91 [2022-03-15 15:11:10,300 INFO L402 AbstractCegarLoop]: === Iteration 93 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:11:10,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:11:10,300 INFO L85 PathProgramCache]: Analyzing trace with hash 96426549, now seen corresponding path program 11 times [2022-03-15 15:11:10,300 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:11:10,300 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880480545] [2022-03-15 15:11:10,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:11:10,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:11:10,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:11:10,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:11:10,753 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:11:10,753 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1880480545] [2022-03-15 15:11:10,753 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1880480545] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:11:10,753 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:11:10,753 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2022-03-15 15:11:10,753 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [932738700] [2022-03-15 15:11:10,754 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:11:10,754 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-03-15 15:11:10,754 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:11:10,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-03-15 15:11:10,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=445, Unknown=0, NotChecked=0, Total=506 [2022-03-15 15:11:10,755 INFO L87 Difference]: Start difference. First operand 2644 states and 5075 transitions. Second operand has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:13,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:11:13,135 INFO L93 Difference]: Finished difference Result 3001 states and 5741 transitions. [2022-03-15 15:11:13,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-15 15:11:13,135 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:11:13,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:11:13,138 INFO L225 Difference]: With dead ends: 3001 [2022-03-15 15:11:13,138 INFO L226 Difference]: Without dead ends: 3001 [2022-03-15 15:11:13,138 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1649 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=971, Invalid=4579, Unknown=0, NotChecked=0, Total=5550 [2022-03-15 15:11:13,138 INFO L933 BasicCegarLoop]: 298 mSDtfsCounter, 1202 mSDsluCounter, 3482 mSDsCounter, 0 mSdLazyCounter, 2886 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1202 SdHoareTripleChecker+Valid, 3776 SdHoareTripleChecker+Invalid, 3067 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 2886 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:11:13,138 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1202 Valid, 3776 Invalid, 3067 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 2886 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:11:13,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3001 states. [2022-03-15 15:11:13,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3001 to 2650. [2022-03-15 15:11:13,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2650 states, 2638 states have (on average 1.928354814253222) internal successors, (5087), 2649 states have internal predecessors, (5087), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:13,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2650 states to 2650 states and 5087 transitions. [2022-03-15 15:11:13,162 INFO L78 Accepts]: Start accepts. Automaton has 2650 states and 5087 transitions. Word has length 135 [2022-03-15 15:11:13,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:11:13,162 INFO L470 AbstractCegarLoop]: Abstraction has 2650 states and 5087 transitions. [2022-03-15 15:11:13,163 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:13,163 INFO L276 IsEmpty]: Start isEmpty. Operand 2650 states and 5087 transitions. [2022-03-15 15:11:13,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:11:13,164 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:11:13,164 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:11:13,164 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92 [2022-03-15 15:11:13,164 INFO L402 AbstractCegarLoop]: === Iteration 94 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:11:13,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:11:13,164 INFO L85 PathProgramCache]: Analyzing trace with hash -719581135, now seen corresponding path program 12 times [2022-03-15 15:11:13,164 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:11:13,164 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485436596] [2022-03-15 15:11:13,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:11:13,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:11:13,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:11:13,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:11:13,576 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:11:13,576 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485436596] [2022-03-15 15:11:13,576 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [485436596] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:11:13,576 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:11:13,576 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-15 15:11:13,576 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [140632688] [2022-03-15 15:11:13,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:11:13,576 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-15 15:11:13,576 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:11:13,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-15 15:11:13,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-15 15:11:13,576 INFO L87 Difference]: Start difference. First operand 2650 states and 5087 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:15,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:11:15,740 INFO L93 Difference]: Finished difference Result 3019 states and 5776 transitions. [2022-03-15 15:11:15,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-15 15:11:15,740 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:11:15,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:11:15,743 INFO L225 Difference]: With dead ends: 3019 [2022-03-15 15:11:15,744 INFO L226 Difference]: Without dead ends: 3019 [2022-03-15 15:11:15,744 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1483 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=973, Invalid=4139, Unknown=0, NotChecked=0, Total=5112 [2022-03-15 15:11:15,744 INFO L933 BasicCegarLoop]: 319 mSDtfsCounter, 1285 mSDsluCounter, 3152 mSDsCounter, 0 mSdLazyCounter, 2415 mSolverCounterSat, 189 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1285 SdHoareTripleChecker+Valid, 3469 SdHoareTripleChecker+Invalid, 2604 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 189 IncrementalHoareTripleChecker+Valid, 2415 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:11:15,744 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1285 Valid, 3469 Invalid, 2604 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [189 Valid, 2415 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:11:15,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3019 states. [2022-03-15 15:11:15,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3019 to 2644. [2022-03-15 15:11:15,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2644 states, 2632 states have (on average 1.928191489361702) internal successors, (5075), 2643 states have internal predecessors, (5075), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:15,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2644 states to 2644 states and 5075 transitions. [2022-03-15 15:11:15,770 INFO L78 Accepts]: Start accepts. Automaton has 2644 states and 5075 transitions. Word has length 135 [2022-03-15 15:11:15,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:11:15,770 INFO L470 AbstractCegarLoop]: Abstraction has 2644 states and 5075 transitions. [2022-03-15 15:11:15,771 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:15,771 INFO L276 IsEmpty]: Start isEmpty. Operand 2644 states and 5075 transitions. [2022-03-15 15:11:15,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:11:15,772 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:11:15,772 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:11:15,772 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93 [2022-03-15 15:11:15,772 INFO L402 AbstractCegarLoop]: === Iteration 95 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:11:15,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:11:15,773 INFO L85 PathProgramCache]: Analyzing trace with hash -1058589665, now seen corresponding path program 13 times [2022-03-15 15:11:15,773 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:11:15,773 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [385636599] [2022-03-15 15:11:15,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:11:15,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:11:15,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:11:16,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:11:16,251 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:11:16,251 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [385636599] [2022-03-15 15:11:16,251 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [385636599] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:11:16,251 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:11:16,251 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2022-03-15 15:11:16,251 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [531276504] [2022-03-15 15:11:16,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:11:16,251 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-03-15 15:11:16,252 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:11:16,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-03-15 15:11:16,252 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=446, Unknown=0, NotChecked=0, Total=506 [2022-03-15 15:11:16,252 INFO L87 Difference]: Start difference. First operand 2644 states and 5075 transitions. Second operand has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:18,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:11:18,411 INFO L93 Difference]: Finished difference Result 3002 states and 5744 transitions. [2022-03-15 15:11:18,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-15 15:11:18,411 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:11:18,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:11:18,414 INFO L225 Difference]: With dead ends: 3002 [2022-03-15 15:11:18,415 INFO L226 Difference]: Without dead ends: 3002 [2022-03-15 15:11:18,415 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1541 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=902, Invalid=4354, Unknown=0, NotChecked=0, Total=5256 [2022-03-15 15:11:18,415 INFO L933 BasicCegarLoop]: 271 mSDtfsCounter, 1280 mSDsluCounter, 2905 mSDsCounter, 0 mSdLazyCounter, 2492 mSolverCounterSat, 198 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1280 SdHoareTripleChecker+Valid, 3172 SdHoareTripleChecker+Invalid, 2690 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 198 IncrementalHoareTripleChecker+Valid, 2492 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:11:18,415 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1280 Valid, 3172 Invalid, 2690 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [198 Valid, 2492 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:11:18,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3002 states. [2022-03-15 15:11:18,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3002 to 2656. [2022-03-15 15:11:18,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2656 states, 2644 states have (on average 1.928517397881997) internal successors, (5099), 2655 states have internal predecessors, (5099), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:18,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2656 states to 2656 states and 5099 transitions. [2022-03-15 15:11:18,439 INFO L78 Accepts]: Start accepts. Automaton has 2656 states and 5099 transitions. Word has length 135 [2022-03-15 15:11:18,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:11:18,439 INFO L470 AbstractCegarLoop]: Abstraction has 2656 states and 5099 transitions. [2022-03-15 15:11:18,439 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:18,439 INFO L276 IsEmpty]: Start isEmpty. Operand 2656 states and 5099 transitions. [2022-03-15 15:11:18,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:11:18,440 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:11:18,441 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:11:18,441 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94 [2022-03-15 15:11:18,441 INFO L402 AbstractCegarLoop]: === Iteration 96 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:11:18,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:11:18,441 INFO L85 PathProgramCache]: Analyzing trace with hash -1874597349, now seen corresponding path program 14 times [2022-03-15 15:11:18,441 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:11:18,441 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1026834936] [2022-03-15 15:11:18,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:11:18,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:11:18,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:11:18,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:11:18,894 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:11:18,894 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1026834936] [2022-03-15 15:11:18,894 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1026834936] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:11:18,895 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:11:18,895 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-15 15:11:18,895 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1275825311] [2022-03-15 15:11:18,895 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:11:18,895 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-15 15:11:18,895 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:11:18,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-15 15:11:18,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-03-15 15:11:18,898 INFO L87 Difference]: Start difference. First operand 2656 states and 5099 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:21,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:11:21,061 INFO L93 Difference]: Finished difference Result 3046 states and 5830 transitions. [2022-03-15 15:11:21,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-15 15:11:21,062 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:11:21,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:11:21,065 INFO L225 Difference]: With dead ends: 3046 [2022-03-15 15:11:21,065 INFO L226 Difference]: Without dead ends: 3046 [2022-03-15 15:11:21,065 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1494 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=966, Invalid=4146, Unknown=0, NotChecked=0, Total=5112 [2022-03-15 15:11:21,066 INFO L933 BasicCegarLoop]: 292 mSDtfsCounter, 1274 mSDsluCounter, 3118 mSDsCounter, 0 mSdLazyCounter, 2352 mSolverCounterSat, 208 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1274 SdHoareTripleChecker+Valid, 3408 SdHoareTripleChecker+Invalid, 2560 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 208 IncrementalHoareTripleChecker+Valid, 2352 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:11:21,066 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1274 Valid, 3408 Invalid, 2560 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [208 Valid, 2352 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:11:21,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3046 states. [2022-03-15 15:11:21,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3046 to 2650. [2022-03-15 15:11:21,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2650 states, 2638 states have (on average 1.928354814253222) internal successors, (5087), 2649 states have internal predecessors, (5087), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:21,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2650 states to 2650 states and 5087 transitions. [2022-03-15 15:11:21,091 INFO L78 Accepts]: Start accepts. Automaton has 2650 states and 5087 transitions. Word has length 135 [2022-03-15 15:11:21,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:11:21,091 INFO L470 AbstractCegarLoop]: Abstraction has 2650 states and 5087 transitions. [2022-03-15 15:11:21,091 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:21,091 INFO L276 IsEmpty]: Start isEmpty. Operand 2650 states and 5087 transitions. [2022-03-15 15:11:21,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:11:21,092 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:11:21,092 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:11:21,093 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95 [2022-03-15 15:11:21,093 INFO L402 AbstractCegarLoop]: === Iteration 97 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:11:21,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:11:21,093 INFO L85 PathProgramCache]: Analyzing trace with hash 1713028831, now seen corresponding path program 15 times [2022-03-15 15:11:21,093 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:11:21,093 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1135070706] [2022-03-15 15:11:21,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:11:21,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:11:21,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:11:21,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:11:21,492 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:11:21,492 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1135070706] [2022-03-15 15:11:21,492 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1135070706] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:11:21,492 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:11:21,492 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-15 15:11:21,492 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1209186867] [2022-03-15 15:11:21,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:11:21,493 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-15 15:11:21,493 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:11:21,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-15 15:11:21,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2022-03-15 15:11:21,493 INFO L87 Difference]: Start difference. First operand 2650 states and 5087 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:23,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:11:23,646 INFO L93 Difference]: Finished difference Result 3069 states and 5874 transitions. [2022-03-15 15:11:23,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-15 15:11:23,646 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:11:23,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:11:23,649 INFO L225 Difference]: With dead ends: 3069 [2022-03-15 15:11:23,649 INFO L226 Difference]: Without dead ends: 3069 [2022-03-15 15:11:23,650 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1481 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=943, Invalid=4169, Unknown=0, NotChecked=0, Total=5112 [2022-03-15 15:11:23,650 INFO L933 BasicCegarLoop]: 301 mSDtfsCounter, 1278 mSDsluCounter, 3125 mSDsCounter, 0 mSdLazyCounter, 2414 mSolverCounterSat, 209 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1278 SdHoareTripleChecker+Valid, 3424 SdHoareTripleChecker+Invalid, 2623 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 209 IncrementalHoareTripleChecker+Valid, 2414 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:11:23,650 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1278 Valid, 3424 Invalid, 2623 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [209 Valid, 2414 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:11:23,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3069 states. [2022-03-15 15:11:23,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3069 to 2644. [2022-03-15 15:11:23,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2644 states, 2632 states have (on average 1.928191489361702) internal successors, (5075), 2643 states have internal predecessors, (5075), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:23,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2644 states to 2644 states and 5075 transitions. [2022-03-15 15:11:23,674 INFO L78 Accepts]: Start accepts. Automaton has 2644 states and 5075 transitions. Word has length 135 [2022-03-15 15:11:23,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:11:23,674 INFO L470 AbstractCegarLoop]: Abstraction has 2644 states and 5075 transitions. [2022-03-15 15:11:23,674 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:23,674 INFO L276 IsEmpty]: Start isEmpty. Operand 2644 states and 5075 transitions. [2022-03-15 15:11:23,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:11:23,676 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:11:23,676 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:11:23,676 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96 [2022-03-15 15:11:23,676 INFO L402 AbstractCegarLoop]: === Iteration 98 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:11:23,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:11:23,676 INFO L85 PathProgramCache]: Analyzing trace with hash -491243497, now seen corresponding path program 16 times [2022-03-15 15:11:23,676 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:11:23,676 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1363302496] [2022-03-15 15:11:23,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:11:23,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:11:23,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:11:24,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:11:24,124 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:11:24,124 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1363302496] [2022-03-15 15:11:24,124 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1363302496] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:11:24,124 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:11:24,124 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2022-03-15 15:11:24,124 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [820487797] [2022-03-15 15:11:24,124 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:11:24,125 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-03-15 15:11:24,125 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:11:24,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-03-15 15:11:24,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=445, Unknown=0, NotChecked=0, Total=506 [2022-03-15 15:11:24,125 INFO L87 Difference]: Start difference. First operand 2644 states and 5075 transitions. Second operand has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:26,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:11:26,185 INFO L93 Difference]: Finished difference Result 3016 states and 5772 transitions. [2022-03-15 15:11:26,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-15 15:11:26,185 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:11:26,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:11:26,188 INFO L225 Difference]: With dead ends: 3016 [2022-03-15 15:11:26,188 INFO L226 Difference]: Without dead ends: 3016 [2022-03-15 15:11:26,188 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1434 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=836, Invalid=4134, Unknown=0, NotChecked=0, Total=4970 [2022-03-15 15:11:26,188 INFO L933 BasicCegarLoop]: 255 mSDtfsCounter, 1396 mSDsluCounter, 2675 mSDsCounter, 0 mSdLazyCounter, 2397 mSolverCounterSat, 221 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1396 SdHoareTripleChecker+Valid, 2926 SdHoareTripleChecker+Invalid, 2618 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 221 IncrementalHoareTripleChecker+Valid, 2397 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:11:26,189 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1396 Valid, 2926 Invalid, 2618 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [221 Valid, 2397 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:11:26,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3016 states. [2022-03-15 15:11:26,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3016 to 2662. [2022-03-15 15:11:26,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2662 states, 2650 states have (on average 1.9286792452830188) internal successors, (5111), 2661 states have internal predecessors, (5111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:26,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2662 states to 2662 states and 5111 transitions. [2022-03-15 15:11:26,212 INFO L78 Accepts]: Start accepts. Automaton has 2662 states and 5111 transitions. Word has length 135 [2022-03-15 15:11:26,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:11:26,213 INFO L470 AbstractCegarLoop]: Abstraction has 2662 states and 5111 transitions. [2022-03-15 15:11:26,213 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:26,213 INFO L276 IsEmpty]: Start isEmpty. Operand 2662 states and 5111 transitions. [2022-03-15 15:11:26,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:11:26,214 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:11:26,214 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:11:26,214 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97 [2022-03-15 15:11:26,214 INFO L402 AbstractCegarLoop]: === Iteration 99 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:11:26,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:11:26,215 INFO L85 PathProgramCache]: Analyzing trace with hash -1307251181, now seen corresponding path program 17 times [2022-03-15 15:11:26,215 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:11:26,215 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [249414046] [2022-03-15 15:11:26,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:11:26,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:11:26,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:11:26,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:11:26,603 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:11:26,603 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [249414046] [2022-03-15 15:11:26,603 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [249414046] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:11:26,603 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:11:26,604 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-15 15:11:26,604 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1572844819] [2022-03-15 15:11:26,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:11:26,604 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-15 15:11:26,604 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:11:26,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-15 15:11:26,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-03-15 15:11:26,604 INFO L87 Difference]: Start difference. First operand 2662 states and 5111 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:28,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:11:28,548 INFO L93 Difference]: Finished difference Result 3060 states and 5858 transitions. [2022-03-15 15:11:28,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-15 15:11:28,548 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:11:28,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:11:28,551 INFO L225 Difference]: With dead ends: 3060 [2022-03-15 15:11:28,552 INFO L226 Difference]: Without dead ends: 3060 [2022-03-15 15:11:28,552 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1392 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=888, Invalid=3942, Unknown=0, NotChecked=0, Total=4830 [2022-03-15 15:11:28,552 INFO L933 BasicCegarLoop]: 276 mSDtfsCounter, 1375 mSDsluCounter, 2617 mSDsCounter, 0 mSdLazyCounter, 2007 mSolverCounterSat, 234 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1375 SdHoareTripleChecker+Valid, 2891 SdHoareTripleChecker+Invalid, 2241 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 234 IncrementalHoareTripleChecker+Valid, 2007 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:11:28,552 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1375 Valid, 2891 Invalid, 2241 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [234 Valid, 2007 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:11:28,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3060 states. [2022-03-15 15:11:28,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3060 to 2656. [2022-03-15 15:11:28,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2656 states, 2644 states have (on average 1.928517397881997) internal successors, (5099), 2655 states have internal predecessors, (5099), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:28,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2656 states to 2656 states and 5099 transitions. [2022-03-15 15:11:28,575 INFO L78 Accepts]: Start accepts. Automaton has 2656 states and 5099 transitions. Word has length 135 [2022-03-15 15:11:28,575 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:11:28,575 INFO L470 AbstractCegarLoop]: Abstraction has 2656 states and 5099 transitions. [2022-03-15 15:11:28,575 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:28,575 INFO L276 IsEmpty]: Start isEmpty. Operand 2656 states and 5099 transitions. [2022-03-15 15:11:28,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:11:28,577 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:11:28,577 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:11:28,577 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98 [2022-03-15 15:11:28,577 INFO L402 AbstractCegarLoop]: === Iteration 100 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:11:28,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:11:28,577 INFO L85 PathProgramCache]: Analyzing trace with hash -2014592297, now seen corresponding path program 18 times [2022-03-15 15:11:28,577 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:11:28,577 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1490480711] [2022-03-15 15:11:28,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:11:28,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:11:28,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:11:29,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:11:29,060 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:11:29,060 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1490480711] [2022-03-15 15:11:29,060 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1490480711] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:11:29,060 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:11:29,060 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-15 15:11:29,060 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929737217] [2022-03-15 15:11:29,060 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:11:29,060 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-15 15:11:29,061 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:11:29,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-15 15:11:29,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-03-15 15:11:29,061 INFO L87 Difference]: Start difference. First operand 2656 states and 5099 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:31,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:11:31,175 INFO L93 Difference]: Finished difference Result 3101 states and 5938 transitions. [2022-03-15 15:11:31,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-15 15:11:31,175 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:11:31,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:11:31,179 INFO L225 Difference]: With dead ends: 3101 [2022-03-15 15:11:31,179 INFO L226 Difference]: Without dead ends: 3101 [2022-03-15 15:11:31,179 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1495 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=924, Invalid=4188, Unknown=0, NotChecked=0, Total=5112 [2022-03-15 15:11:31,180 INFO L933 BasicCegarLoop]: 285 mSDtfsCounter, 1284 mSDsluCounter, 2928 mSDsCounter, 0 mSdLazyCounter, 2263 mSolverCounterSat, 223 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1284 SdHoareTripleChecker+Valid, 3211 SdHoareTripleChecker+Invalid, 2486 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 223 IncrementalHoareTripleChecker+Valid, 2263 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:11:31,180 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1284 Valid, 3211 Invalid, 2486 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [223 Valid, 2263 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:11:31,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3101 states. [2022-03-15 15:11:31,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3101 to 2650. [2022-03-15 15:11:31,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2650 states, 2638 states have (on average 1.928354814253222) internal successors, (5087), 2649 states have internal predecessors, (5087), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:31,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2650 states to 2650 states and 5087 transitions. [2022-03-15 15:11:31,207 INFO L78 Accepts]: Start accepts. Automaton has 2650 states and 5087 transitions. Word has length 135 [2022-03-15 15:11:31,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:11:31,207 INFO L470 AbstractCegarLoop]: Abstraction has 2650 states and 5087 transitions. [2022-03-15 15:11:31,207 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:31,207 INFO L276 IsEmpty]: Start isEmpty. Operand 2650 states and 5087 transitions. [2022-03-15 15:11:31,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:11:31,209 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:11:31,209 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:11:31,209 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable99 [2022-03-15 15:11:31,209 INFO L402 AbstractCegarLoop]: === Iteration 101 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:11:31,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:11:31,209 INFO L85 PathProgramCache]: Analyzing trace with hash -420732077, now seen corresponding path program 19 times [2022-03-15 15:11:31,209 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:11:31,209 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [234717897] [2022-03-15 15:11:31,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:11:31,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:11:31,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:11:31,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:11:31,570 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:11:31,570 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [234717897] [2022-03-15 15:11:31,570 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [234717897] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:11:31,570 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:11:31,570 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-15 15:11:31,570 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [117435972] [2022-03-15 15:11:31,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:11:31,571 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-15 15:11:31,571 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:11:31,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-15 15:11:31,571 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-15 15:11:31,571 INFO L87 Difference]: Start difference. First operand 2650 states and 5087 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:33,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:11:33,513 INFO L93 Difference]: Finished difference Result 3119 states and 5972 transitions. [2022-03-15 15:11:33,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-15 15:11:33,513 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:11:33,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:11:33,516 INFO L225 Difference]: With dead ends: 3119 [2022-03-15 15:11:33,516 INFO L226 Difference]: Without dead ends: 3119 [2022-03-15 15:11:33,516 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1482 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=917, Invalid=4195, Unknown=0, NotChecked=0, Total=5112 [2022-03-15 15:11:33,517 INFO L933 BasicCegarLoop]: 293 mSDtfsCounter, 1295 mSDsluCounter, 2654 mSDsCounter, 0 mSdLazyCounter, 2002 mSolverCounterSat, 226 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1295 SdHoareTripleChecker+Valid, 2945 SdHoareTripleChecker+Invalid, 2228 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 226 IncrementalHoareTripleChecker+Valid, 2002 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:11:33,517 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1295 Valid, 2945 Invalid, 2228 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [226 Valid, 2002 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:11:33,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3119 states. [2022-03-15 15:11:33,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3119 to 2644. [2022-03-15 15:11:33,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2644 states, 2632 states have (on average 1.928191489361702) internal successors, (5075), 2643 states have internal predecessors, (5075), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:33,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2644 states to 2644 states and 5075 transitions. [2022-03-15 15:11:33,539 INFO L78 Accepts]: Start accepts. Automaton has 2644 states and 5075 transitions. Word has length 135 [2022-03-15 15:11:33,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:11:33,539 INFO L470 AbstractCegarLoop]: Abstraction has 2644 states and 5075 transitions. [2022-03-15 15:11:33,539 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:33,539 INFO L276 IsEmpty]: Start isEmpty. Operand 2644 states and 5075 transitions. [2022-03-15 15:11:33,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:11:33,540 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:11:33,541 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:11:33,541 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable100 [2022-03-15 15:11:33,541 INFO L402 AbstractCegarLoop]: === Iteration 102 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:11:33,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:11:33,541 INFO L85 PathProgramCache]: Analyzing trace with hash -845890499, now seen corresponding path program 20 times [2022-03-15 15:11:33,541 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:11:33,541 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1732632867] [2022-03-15 15:11:33,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:11:33,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:11:33,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:11:33,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:11:33,848 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:11:33,848 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1732632867] [2022-03-15 15:11:33,848 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1732632867] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:11:33,848 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:11:33,848 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-15 15:11:33,848 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1788455583] [2022-03-15 15:11:33,848 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:11:33,849 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-15 15:11:33,849 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:11:33,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-15 15:11:33,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=366, Unknown=0, NotChecked=0, Total=420 [2022-03-15 15:11:33,849 INFO L87 Difference]: Start difference. First operand 2644 states and 5075 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:35,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:11:35,927 INFO L93 Difference]: Finished difference Result 4480 states and 8607 transitions. [2022-03-15 15:11:35,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-03-15 15:11:35,928 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:11:35,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:11:35,933 INFO L225 Difference]: With dead ends: 4480 [2022-03-15 15:11:35,933 INFO L226 Difference]: Without dead ends: 4480 [2022-03-15 15:11:35,933 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1669 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=936, Invalid=4614, Unknown=0, NotChecked=0, Total=5550 [2022-03-15 15:11:35,934 INFO L933 BasicCegarLoop]: 316 mSDtfsCounter, 2077 mSDsluCounter, 3221 mSDsCounter, 0 mSdLazyCounter, 2318 mSolverCounterSat, 230 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2077 SdHoareTripleChecker+Valid, 3535 SdHoareTripleChecker+Invalid, 2548 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 230 IncrementalHoareTripleChecker+Valid, 2318 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:11:35,934 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2077 Valid, 3535 Invalid, 2548 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [230 Valid, 2318 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:11:35,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4480 states. [2022-03-15 15:11:35,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4480 to 2661. [2022-03-15 15:11:35,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2661 states, 2649 states have (on average 1.928652321630804) internal successors, (5109), 2660 states have internal predecessors, (5109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:35,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2661 states to 2661 states and 5109 transitions. [2022-03-15 15:11:35,962 INFO L78 Accepts]: Start accepts. Automaton has 2661 states and 5109 transitions. Word has length 135 [2022-03-15 15:11:35,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:11:35,962 INFO L470 AbstractCegarLoop]: Abstraction has 2661 states and 5109 transitions. [2022-03-15 15:11:35,962 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:35,962 INFO L276 IsEmpty]: Start isEmpty. Operand 2661 states and 5109 transitions. [2022-03-15 15:11:35,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:11:35,963 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:11:35,963 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:11:35,963 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable101 [2022-03-15 15:11:35,964 INFO L402 AbstractCegarLoop]: === Iteration 103 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:11:35,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:11:35,964 INFO L85 PathProgramCache]: Analyzing trace with hash 1118923089, now seen corresponding path program 2 times [2022-03-15 15:11:35,964 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:11:35,964 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992157313] [2022-03-15 15:11:35,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:11:35,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:11:36,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:11:36,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:11:36,320 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:11:36,320 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [992157313] [2022-03-15 15:11:36,320 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [992157313] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:11:36,320 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:11:36,320 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2022-03-15 15:11:36,320 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [425491365] [2022-03-15 15:11:36,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:11:36,320 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-03-15 15:11:36,321 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:11:36,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-03-15 15:11:36,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=447, Unknown=0, NotChecked=0, Total=506 [2022-03-15 15:11:36,321 INFO L87 Difference]: Start difference. First operand 2661 states and 5109 transitions. Second operand has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:39,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:11:39,873 INFO L93 Difference]: Finished difference Result 4860 states and 9291 transitions. [2022-03-15 15:11:39,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2022-03-15 15:11:39,873 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:11:39,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:11:39,878 INFO L225 Difference]: With dead ends: 4860 [2022-03-15 15:11:39,879 INFO L226 Difference]: Without dead ends: 4860 [2022-03-15 15:11:39,879 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 97 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3067 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=1261, Invalid=8441, Unknown=0, NotChecked=0, Total=9702 [2022-03-15 15:11:39,879 INFO L933 BasicCegarLoop]: 338 mSDtfsCounter, 2650 mSDsluCounter, 4089 mSDsCounter, 0 mSdLazyCounter, 4611 mSolverCounterSat, 549 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2650 SdHoareTripleChecker+Valid, 4421 SdHoareTripleChecker+Invalid, 5160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 549 IncrementalHoareTripleChecker+Valid, 4611 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:11:39,879 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2650 Valid, 4421 Invalid, 5160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [549 Valid, 4611 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-15 15:11:39,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4860 states. [2022-03-15 15:11:39,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4860 to 2567. [2022-03-15 15:11:39,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2567 states, 2555 states have (on average 1.926027397260274) internal successors, (4921), 2566 states have internal predecessors, (4921), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:39,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2567 states and 4921 transitions. [2022-03-15 15:11:39,910 INFO L78 Accepts]: Start accepts. Automaton has 2567 states and 4921 transitions. Word has length 135 [2022-03-15 15:11:39,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:11:39,911 INFO L470 AbstractCegarLoop]: Abstraction has 2567 states and 4921 transitions. [2022-03-15 15:11:39,911 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:39,911 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 4921 transitions. [2022-03-15 15:11:39,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:11:39,912 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:11:39,912 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:11:39,912 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable102 [2022-03-15 15:11:39,912 INFO L402 AbstractCegarLoop]: === Iteration 104 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:11:39,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:11:39,912 INFO L85 PathProgramCache]: Analyzing trace with hash 2115436005, now seen corresponding path program 3 times [2022-03-15 15:11:39,912 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:11:39,912 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [339084111] [2022-03-15 15:11:39,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:11:39,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:11:39,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:11:40,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:11:40,152 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:11:40,152 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [339084111] [2022-03-15 15:11:40,152 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [339084111] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:11:40,152 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:11:40,152 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:11:40,152 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [162337799] [2022-03-15 15:11:40,152 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:11:40,152 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:11:40,152 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:11:40,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:11:40,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:11:40,153 INFO L87 Difference]: Start difference. First operand 2567 states and 4921 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:42,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:11:42,379 INFO L93 Difference]: Finished difference Result 5297 states and 10179 transitions. [2022-03-15 15:11:42,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-15 15:11:42,379 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:11:42,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:11:42,386 INFO L225 Difference]: With dead ends: 5297 [2022-03-15 15:11:42,386 INFO L226 Difference]: Without dead ends: 5297 [2022-03-15 15:11:42,386 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1361 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=619, Invalid=4211, Unknown=0, NotChecked=0, Total=4830 [2022-03-15 15:11:42,387 INFO L933 BasicCegarLoop]: 418 mSDtfsCounter, 1482 mSDsluCounter, 4079 mSDsCounter, 0 mSdLazyCounter, 3586 mSolverCounterSat, 186 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1482 SdHoareTripleChecker+Valid, 4494 SdHoareTripleChecker+Invalid, 3772 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 186 IncrementalHoareTripleChecker+Valid, 3586 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:11:42,387 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1482 Valid, 4494 Invalid, 3772 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [186 Valid, 3586 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:11:42,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5297 states. [2022-03-15 15:11:42,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5297 to 2699. [2022-03-15 15:11:42,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2699 states, 2687 states have (on average 1.9311499813918869) internal successors, (5189), 2698 states have internal predecessors, (5189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:42,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2699 states to 2699 states and 5189 transitions. [2022-03-15 15:11:42,442 INFO L78 Accepts]: Start accepts. Automaton has 2699 states and 5189 transitions. Word has length 135 [2022-03-15 15:11:42,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:11:42,443 INFO L470 AbstractCegarLoop]: Abstraction has 2699 states and 5189 transitions. [2022-03-15 15:11:42,443 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:42,443 INFO L276 IsEmpty]: Start isEmpty. Operand 2699 states and 5189 transitions. [2022-03-15 15:11:42,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:11:42,444 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:11:42,445 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:11:42,445 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable103 [2022-03-15 15:11:42,445 INFO L402 AbstractCegarLoop]: === Iteration 105 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:11:42,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:11:42,445 INFO L85 PathProgramCache]: Analyzing trace with hash 1286681227, now seen corresponding path program 21 times [2022-03-15 15:11:42,445 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:11:42,445 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1336616076] [2022-03-15 15:11:42,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:11:42,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:11:42,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:11:42,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:11:42,703 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:11:42,703 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1336616076] [2022-03-15 15:11:42,703 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1336616076] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:11:42,703 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:11:42,703 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:11:42,703 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355688140] [2022-03-15 15:11:42,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:11:42,703 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:11:42,703 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:11:42,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:11:42,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:11:42,704 INFO L87 Difference]: Start difference. First operand 2699 states and 5189 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:44,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:11:44,468 INFO L93 Difference]: Finished difference Result 4699 states and 9062 transitions. [2022-03-15 15:11:44,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-15 15:11:44,468 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:11:44,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:11:44,473 INFO L225 Difference]: With dead ends: 4699 [2022-03-15 15:11:44,473 INFO L226 Difference]: Without dead ends: 4699 [2022-03-15 15:11:44,474 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1291 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=579, Invalid=3977, Unknown=0, NotChecked=0, Total=4556 [2022-03-15 15:11:44,474 INFO L933 BasicCegarLoop]: 375 mSDtfsCounter, 1168 mSDsluCounter, 4036 mSDsCounter, 0 mSdLazyCounter, 2831 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1168 SdHoareTripleChecker+Valid, 4409 SdHoareTripleChecker+Invalid, 2920 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 2831 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:11:44,474 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1168 Valid, 4409 Invalid, 2920 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 2831 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:11:44,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4699 states. [2022-03-15 15:11:44,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4699 to 2659. [2022-03-15 15:11:44,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2659 states, 2647 states have (on average 1.9301095579901775) internal successors, (5109), 2658 states have internal predecessors, (5109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:44,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2659 states to 2659 states and 5109 transitions. [2022-03-15 15:11:44,504 INFO L78 Accepts]: Start accepts. Automaton has 2659 states and 5109 transitions. Word has length 135 [2022-03-15 15:11:44,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:11:44,504 INFO L470 AbstractCegarLoop]: Abstraction has 2659 states and 5109 transitions. [2022-03-15 15:11:44,504 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:44,504 INFO L276 IsEmpty]: Start isEmpty. Operand 2659 states and 5109 transitions. [2022-03-15 15:11:44,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:11:44,505 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:11:44,505 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:11:44,505 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104 [2022-03-15 15:11:44,505 INFO L402 AbstractCegarLoop]: === Iteration 106 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:11:44,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:11:44,506 INFO L85 PathProgramCache]: Analyzing trace with hash 1189533523, now seen corresponding path program 22 times [2022-03-15 15:11:44,506 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:11:44,506 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952239844] [2022-03-15 15:11:44,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:11:44,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:11:44,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:11:44,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:11:44,811 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:11:44,811 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1952239844] [2022-03-15 15:11:44,811 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1952239844] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:11:44,811 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:11:44,811 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:11:44,811 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1735237927] [2022-03-15 15:11:44,811 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:11:44,811 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:11:44,811 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:11:44,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:11:44,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:11:44,812 INFO L87 Difference]: Start difference. First operand 2659 states and 5109 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:46,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:11:46,500 INFO L93 Difference]: Finished difference Result 3671 states and 7099 transitions. [2022-03-15 15:11:46,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-15 15:11:46,501 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:11:46,501 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:11:46,505 INFO L225 Difference]: With dead ends: 3671 [2022-03-15 15:11:46,505 INFO L226 Difference]: Without dead ends: 3671 [2022-03-15 15:11:46,506 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1012 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=524, Invalid=3258, Unknown=0, NotChecked=0, Total=3782 [2022-03-15 15:11:46,506 INFO L933 BasicCegarLoop]: 307 mSDtfsCounter, 894 mSDsluCounter, 3507 mSDsCounter, 0 mSdLazyCounter, 2592 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 894 SdHoareTripleChecker+Valid, 3812 SdHoareTripleChecker+Invalid, 2647 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 2592 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:11:46,506 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [894 Valid, 3812 Invalid, 2647 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 2592 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:11:46,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3671 states. [2022-03-15 15:11:46,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3671 to 2665. [2022-03-15 15:11:46,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2665 states, 2653 states have (on average 1.9302676215604975) internal successors, (5121), 2664 states have internal predecessors, (5121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:46,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2665 states to 2665 states and 5121 transitions. [2022-03-15 15:11:46,536 INFO L78 Accepts]: Start accepts. Automaton has 2665 states and 5121 transitions. Word has length 135 [2022-03-15 15:11:46,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:11:46,536 INFO L470 AbstractCegarLoop]: Abstraction has 2665 states and 5121 transitions. [2022-03-15 15:11:46,536 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:46,536 INFO L276 IsEmpty]: Start isEmpty. Operand 2665 states and 5121 transitions. [2022-03-15 15:11:46,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:11:46,538 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:11:46,538 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:11:46,538 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable105 [2022-03-15 15:11:46,538 INFO L402 AbstractCegarLoop]: === Iteration 107 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:11:46,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:11:46,539 INFO L85 PathProgramCache]: Analyzing trace with hash -525836953, now seen corresponding path program 23 times [2022-03-15 15:11:46,539 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:11:46,539 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [13100437] [2022-03-15 15:11:46,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:11:46,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:11:46,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:11:46,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:11:46,853 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:11:46,853 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [13100437] [2022-03-15 15:11:46,853 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [13100437] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:11:46,853 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:11:46,853 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:11:46,853 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896332492] [2022-03-15 15:11:46,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:11:46,855 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:11:46,855 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:11:46,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:11:46,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:11:46,856 INFO L87 Difference]: Start difference. First operand 2665 states and 5121 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:48,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:11:48,461 INFO L93 Difference]: Finished difference Result 3705 states and 7165 transitions. [2022-03-15 15:11:48,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-15 15:11:48,462 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:11:48,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:11:48,466 INFO L225 Difference]: With dead ends: 3705 [2022-03-15 15:11:48,466 INFO L226 Difference]: Without dead ends: 3705 [2022-03-15 15:11:48,467 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1099 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=541, Invalid=3491, Unknown=0, NotChecked=0, Total=4032 [2022-03-15 15:11:48,467 INFO L933 BasicCegarLoop]: 316 mSDtfsCounter, 1062 mSDsluCounter, 3181 mSDsCounter, 0 mSdLazyCounter, 2361 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1062 SdHoareTripleChecker+Valid, 3495 SdHoareTripleChecker+Invalid, 2435 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 2361 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:11:48,467 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1062 Valid, 3495 Invalid, 2435 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 2361 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:11:48,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3705 states. [2022-03-15 15:11:48,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3705 to 2663. [2022-03-15 15:11:48,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2663 states, 2651 states have (on average 1.930215013202565) internal successors, (5117), 2662 states have internal predecessors, (5117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:48,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2663 states to 2663 states and 5117 transitions. [2022-03-15 15:11:48,514 INFO L78 Accepts]: Start accepts. Automaton has 2663 states and 5117 transitions. Word has length 135 [2022-03-15 15:11:48,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:11:48,515 INFO L470 AbstractCegarLoop]: Abstraction has 2663 states and 5117 transitions. [2022-03-15 15:11:48,515 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:48,515 INFO L276 IsEmpty]: Start isEmpty. Operand 2663 states and 5117 transitions. [2022-03-15 15:11:48,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:11:48,516 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:11:48,516 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:11:48,516 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable106 [2022-03-15 15:11:48,516 INFO L402 AbstractCegarLoop]: === Iteration 108 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:11:48,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:11:48,517 INFO L85 PathProgramCache]: Analyzing trace with hash -1307407503, now seen corresponding path program 24 times [2022-03-15 15:11:48,517 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:11:48,517 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1154547451] [2022-03-15 15:11:48,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:11:48,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:11:48,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:11:48,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:11:48,781 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:11:48,781 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1154547451] [2022-03-15 15:11:48,781 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1154547451] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:11:48,781 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:11:48,782 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:11:48,782 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1947205243] [2022-03-15 15:11:48,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:11:48,782 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:11:48,782 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:11:48,782 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:11:48,782 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:11:48,782 INFO L87 Difference]: Start difference. First operand 2663 states and 5117 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:50,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:11:50,362 INFO L93 Difference]: Finished difference Result 3730 states and 7213 transitions. [2022-03-15 15:11:50,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-15 15:11:50,363 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:11:50,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:11:50,367 INFO L225 Difference]: With dead ends: 3730 [2022-03-15 15:11:50,367 INFO L226 Difference]: Without dead ends: 3730 [2022-03-15 15:11:50,367 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1100 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=526, Invalid=3506, Unknown=0, NotChecked=0, Total=4032 [2022-03-15 15:11:50,367 INFO L933 BasicCegarLoop]: 321 mSDtfsCounter, 1073 mSDsluCounter, 3210 mSDsCounter, 0 mSdLazyCounter, 2363 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1073 SdHoareTripleChecker+Valid, 3529 SdHoareTripleChecker+Invalid, 2457 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 2363 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:11:50,368 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1073 Valid, 3529 Invalid, 2457 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 2363 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:11:50,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3730 states. [2022-03-15 15:11:50,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3730 to 2661. [2022-03-15 15:11:50,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2661 states, 2649 states have (on average 1.9301623254058136) internal successors, (5113), 2660 states have internal predecessors, (5113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:50,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2661 states to 2661 states and 5113 transitions. [2022-03-15 15:11:50,393 INFO L78 Accepts]: Start accepts. Automaton has 2661 states and 5113 transitions. Word has length 135 [2022-03-15 15:11:50,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:11:50,393 INFO L470 AbstractCegarLoop]: Abstraction has 2661 states and 5113 transitions. [2022-03-15 15:11:50,393 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:50,393 INFO L276 IsEmpty]: Start isEmpty. Operand 2661 states and 5113 transitions. [2022-03-15 15:11:50,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:11:50,394 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:11:50,394 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:11:50,395 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107 [2022-03-15 15:11:50,395 INFO L402 AbstractCegarLoop]: === Iteration 109 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:11:50,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:11:50,395 INFO L85 PathProgramCache]: Analyzing trace with hash 978411721, now seen corresponding path program 25 times [2022-03-15 15:11:50,395 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:11:50,395 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2083459450] [2022-03-15 15:11:50,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:11:50,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:11:50,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:11:50,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:11:50,659 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:11:50,659 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2083459450] [2022-03-15 15:11:50,659 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2083459450] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:11:50,659 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:11:50,659 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:11:50,659 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2059858348] [2022-03-15 15:11:50,659 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:11:50,660 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:11:50,660 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:11:50,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:11:50,660 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:11:50,660 INFO L87 Difference]: Start difference. First operand 2661 states and 5113 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:52,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:11:52,392 INFO L93 Difference]: Finished difference Result 3760 states and 7271 transitions. [2022-03-15 15:11:52,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-15 15:11:52,393 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:11:52,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:11:52,397 INFO L225 Difference]: With dead ends: 3760 [2022-03-15 15:11:52,397 INFO L226 Difference]: Without dead ends: 3760 [2022-03-15 15:11:52,398 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1100 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=519, Invalid=3513, Unknown=0, NotChecked=0, Total=4032 [2022-03-15 15:11:52,398 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 933 mSDsluCounter, 3812 mSDsCounter, 0 mSdLazyCounter, 2900 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 933 SdHoareTripleChecker+Valid, 4139 SdHoareTripleChecker+Invalid, 2990 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 2900 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:11:52,398 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [933 Valid, 4139 Invalid, 2990 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 2900 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:11:52,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3760 states. [2022-03-15 15:11:52,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3760 to 2651. [2022-03-15 15:11:52,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2651 states, 2639 states have (on average 1.929897688518378) internal successors, (5093), 2650 states have internal predecessors, (5093), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:52,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2651 states to 2651 states and 5093 transitions. [2022-03-15 15:11:52,424 INFO L78 Accepts]: Start accepts. Automaton has 2651 states and 5093 transitions. Word has length 135 [2022-03-15 15:11:52,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:11:52,424 INFO L470 AbstractCegarLoop]: Abstraction has 2651 states and 5093 transitions. [2022-03-15 15:11:52,424 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:52,424 INFO L276 IsEmpty]: Start isEmpty. Operand 2651 states and 5093 transitions. [2022-03-15 15:11:52,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:11:52,425 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:11:52,425 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:11:52,425 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108 [2022-03-15 15:11:52,425 INFO L402 AbstractCegarLoop]: === Iteration 110 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:11:52,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:11:52,426 INFO L85 PathProgramCache]: Analyzing trace with hash -50673071, now seen corresponding path program 4 times [2022-03-15 15:11:52,426 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:11:52,426 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848851295] [2022-03-15 15:11:52,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:11:52,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:11:52,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:11:52,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:11:52,683 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:11:52,683 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1848851295] [2022-03-15 15:11:52,683 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1848851295] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:11:52,683 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:11:52,683 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:11:52,683 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1147037440] [2022-03-15 15:11:52,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:11:52,683 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:11:52,683 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:11:52,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:11:52,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:11:52,684 INFO L87 Difference]: Start difference. First operand 2651 states and 5093 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:55,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:11:55,031 INFO L93 Difference]: Finished difference Result 6621 states and 12689 transitions. [2022-03-15 15:11:55,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-03-15 15:11:55,031 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:11:55,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:11:55,039 INFO L225 Difference]: With dead ends: 6621 [2022-03-15 15:11:55,039 INFO L226 Difference]: Without dead ends: 6621 [2022-03-15 15:11:55,039 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1642 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=717, Invalid=4833, Unknown=0, NotChecked=0, Total=5550 [2022-03-15 15:11:55,039 INFO L933 BasicCegarLoop]: 436 mSDtfsCounter, 1819 mSDsluCounter, 4221 mSDsCounter, 0 mSdLazyCounter, 3482 mSolverCounterSat, 232 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1819 SdHoareTripleChecker+Valid, 4654 SdHoareTripleChecker+Invalid, 3714 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 232 IncrementalHoareTripleChecker+Valid, 3482 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:11:55,039 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1819 Valid, 4654 Invalid, 3714 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [232 Valid, 3482 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:11:55,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6621 states. [2022-03-15 15:11:55,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6621 to 2699. [2022-03-15 15:11:55,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2699 states, 2687 states have (on average 1.9311499813918869) internal successors, (5189), 2698 states have internal predecessors, (5189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:55,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2699 states to 2699 states and 5189 transitions. [2022-03-15 15:11:55,081 INFO L78 Accepts]: Start accepts. Automaton has 2699 states and 5189 transitions. Word has length 135 [2022-03-15 15:11:55,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:11:55,081 INFO L470 AbstractCegarLoop]: Abstraction has 2699 states and 5189 transitions. [2022-03-15 15:11:55,081 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:55,081 INFO L276 IsEmpty]: Start isEmpty. Operand 2699 states and 5189 transitions. [2022-03-15 15:11:55,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:11:55,082 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:11:55,082 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:11:55,082 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109 [2022-03-15 15:11:55,082 INFO L402 AbstractCegarLoop]: === Iteration 111 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:11:55,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:11:55,082 INFO L85 PathProgramCache]: Analyzing trace with hash -879427849, now seen corresponding path program 26 times [2022-03-15 15:11:55,082 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:11:55,082 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [68478949] [2022-03-15 15:11:55,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:11:55,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:11:55,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:11:55,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:11:55,337 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:11:55,337 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [68478949] [2022-03-15 15:11:55,337 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [68478949] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:11:55,337 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:11:55,337 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:11:55,337 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1182254444] [2022-03-15 15:11:55,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:11:55,337 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:11:55,337 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:11:55,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:11:55,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:11:55,338 INFO L87 Difference]: Start difference. First operand 2699 states and 5189 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:57,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:11:57,076 INFO L93 Difference]: Finished difference Result 5455 states and 10503 transitions. [2022-03-15 15:11:57,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-03-15 15:11:57,076 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:11:57,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:11:57,082 INFO L225 Difference]: With dead ends: 5455 [2022-03-15 15:11:57,083 INFO L226 Difference]: Without dead ends: 5455 [2022-03-15 15:11:57,083 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1572 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=646, Invalid=4610, Unknown=0, NotChecked=0, Total=5256 [2022-03-15 15:11:57,083 INFO L933 BasicCegarLoop]: 394 mSDtfsCounter, 1238 mSDsluCounter, 4209 mSDsCounter, 0 mSdLazyCounter, 2617 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1238 SdHoareTripleChecker+Valid, 4601 SdHoareTripleChecker+Invalid, 2691 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 2617 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:11:57,084 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1238 Valid, 4601 Invalid, 2691 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 2617 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:11:57,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5455 states. [2022-03-15 15:11:57,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5455 to 2689. [2022-03-15 15:11:57,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2689 states, 2677 states have (on average 1.9308927904370563) internal successors, (5169), 2688 states have internal predecessors, (5169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:57,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2689 states to 2689 states and 5169 transitions. [2022-03-15 15:11:57,119 INFO L78 Accepts]: Start accepts. Automaton has 2689 states and 5169 transitions. Word has length 135 [2022-03-15 15:11:57,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:11:57,119 INFO L470 AbstractCegarLoop]: Abstraction has 2689 states and 5169 transitions. [2022-03-15 15:11:57,119 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:57,119 INFO L276 IsEmpty]: Start isEmpty. Operand 2689 states and 5169 transitions. [2022-03-15 15:11:57,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:11:57,120 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:11:57,120 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:11:57,121 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110 [2022-03-15 15:11:57,121 INFO L402 AbstractCegarLoop]: === Iteration 112 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:11:57,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:11:57,121 INFO L85 PathProgramCache]: Analyzing trace with hash 1188487457, now seen corresponding path program 5 times [2022-03-15 15:11:57,121 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:11:57,121 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [292021835] [2022-03-15 15:11:57,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:11:57,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:11:57,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:11:57,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:11:57,394 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:11:57,394 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [292021835] [2022-03-15 15:11:57,394 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [292021835] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:11:57,394 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:11:57,394 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:11:57,394 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139024702] [2022-03-15 15:11:57,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:11:57,394 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:11:57,394 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:11:57,395 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:11:57,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:11:57,395 INFO L87 Difference]: Start difference. First operand 2689 states and 5169 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:59,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:11:59,762 INFO L93 Difference]: Finished difference Result 5780 states and 11081 transitions. [2022-03-15 15:11:59,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-15 15:11:59,762 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:11:59,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:11:59,769 INFO L225 Difference]: With dead ends: 5780 [2022-03-15 15:11:59,769 INFO L226 Difference]: Without dead ends: 5780 [2022-03-15 15:11:59,769 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1288 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=645, Invalid=4047, Unknown=0, NotChecked=0, Total=4692 [2022-03-15 15:11:59,769 INFO L933 BasicCegarLoop]: 417 mSDtfsCounter, 1396 mSDsluCounter, 4461 mSDsCounter, 0 mSdLazyCounter, 3788 mSolverCounterSat, 183 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1396 SdHoareTripleChecker+Valid, 4875 SdHoareTripleChecker+Invalid, 3971 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 183 IncrementalHoareTripleChecker+Valid, 3788 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:11:59,769 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1396 Valid, 4875 Invalid, 3971 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [183 Valid, 3788 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:11:59,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5780 states. [2022-03-15 15:11:59,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5780 to 2691. [2022-03-15 15:11:59,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2691 states, 2679 states have (on average 1.9309443822321761) internal successors, (5173), 2690 states have internal predecessors, (5173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:59,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2691 states to 2691 states and 5173 transitions. [2022-03-15 15:11:59,807 INFO L78 Accepts]: Start accepts. Automaton has 2691 states and 5173 transitions. Word has length 135 [2022-03-15 15:11:59,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:11:59,807 INFO L470 AbstractCegarLoop]: Abstraction has 2691 states and 5173 transitions. [2022-03-15 15:11:59,807 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:11:59,807 INFO L276 IsEmpty]: Start isEmpty. Operand 2691 states and 5173 transitions. [2022-03-15 15:11:59,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:11:59,808 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:11:59,808 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:11:59,809 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable111 [2022-03-15 15:11:59,809 INFO L402 AbstractCegarLoop]: === Iteration 113 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:11:59,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:11:59,809 INFO L85 PathProgramCache]: Analyzing trace with hash 1176594537, now seen corresponding path program 6 times [2022-03-15 15:11:59,809 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:11:59,809 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [570853200] [2022-03-15 15:11:59,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:11:59,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:11:59,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:12:00,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:12:00,067 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:12:00,067 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [570853200] [2022-03-15 15:12:00,067 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [570853200] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:12:00,067 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:12:00,067 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:12:00,067 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [381176937] [2022-03-15 15:12:00,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:12:00,068 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:12:00,068 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:12:00,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:12:00,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:12:00,068 INFO L87 Difference]: Start difference. First operand 2691 states and 5173 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:02,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:12:02,709 INFO L93 Difference]: Finished difference Result 5900 states and 11316 transitions. [2022-03-15 15:12:02,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-15 15:12:02,710 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:12:02,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:12:02,716 INFO L225 Difference]: With dead ends: 5900 [2022-03-15 15:12:02,716 INFO L226 Difference]: Without dead ends: 5900 [2022-03-15 15:12:02,716 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1442 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=693, Invalid=4419, Unknown=0, NotChecked=0, Total=5112 [2022-03-15 15:12:02,717 INFO L933 BasicCegarLoop]: 434 mSDtfsCounter, 1383 mSDsluCounter, 4742 mSDsCounter, 0 mSdLazyCounter, 4299 mSolverCounterSat, 166 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1383 SdHoareTripleChecker+Valid, 5173 SdHoareTripleChecker+Invalid, 4465 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 166 IncrementalHoareTripleChecker+Valid, 4299 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:12:02,717 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1383 Valid, 5173 Invalid, 4465 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [166 Valid, 4299 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-15 15:12:02,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5900 states. [2022-03-15 15:12:02,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5900 to 2691. [2022-03-15 15:12:02,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2691 states, 2679 states have (on average 1.9309443822321761) internal successors, (5173), 2690 states have internal predecessors, (5173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:02,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2691 states to 2691 states and 5173 transitions. [2022-03-15 15:12:02,754 INFO L78 Accepts]: Start accepts. Automaton has 2691 states and 5173 transitions. Word has length 135 [2022-03-15 15:12:02,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:12:02,755 INFO L470 AbstractCegarLoop]: Abstraction has 2691 states and 5173 transitions. [2022-03-15 15:12:02,755 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:02,755 INFO L276 IsEmpty]: Start isEmpty. Operand 2691 states and 5173 transitions. [2022-03-15 15:12:02,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:12:02,756 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:12:02,756 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:12:02,756 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable112 [2022-03-15 15:12:02,756 INFO L402 AbstractCegarLoop]: === Iteration 114 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:12:02,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:12:02,756 INFO L85 PathProgramCache]: Analyzing trace with hash 1939731061, now seen corresponding path program 7 times [2022-03-15 15:12:02,756 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:12:02,756 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1905273606] [2022-03-15 15:12:02,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:12:02,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:12:02,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:12:03,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:12:03,015 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:12:03,015 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1905273606] [2022-03-15 15:12:03,015 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1905273606] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:12:03,016 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:12:03,016 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:12:03,016 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1340707052] [2022-03-15 15:12:03,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:12:03,016 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:12:03,016 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:12:03,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:12:03,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:12:03,016 INFO L87 Difference]: Start difference. First operand 2691 states and 5173 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:05,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:12:05,466 INFO L93 Difference]: Finished difference Result 5980 states and 11476 transitions. [2022-03-15 15:12:05,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-15 15:12:05,466 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:12:05,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:12:05,472 INFO L225 Difference]: With dead ends: 5980 [2022-03-15 15:12:05,472 INFO L226 Difference]: Without dead ends: 5980 [2022-03-15 15:12:05,472 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1451 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=683, Invalid=4429, Unknown=0, NotChecked=0, Total=5112 [2022-03-15 15:12:05,473 INFO L933 BasicCegarLoop]: 411 mSDtfsCounter, 1589 mSDsluCounter, 4287 mSDsCounter, 0 mSdLazyCounter, 3768 mSolverCounterSat, 215 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1589 SdHoareTripleChecker+Valid, 4695 SdHoareTripleChecker+Invalid, 3983 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 215 IncrementalHoareTripleChecker+Valid, 3768 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:12:05,473 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1589 Valid, 4695 Invalid, 3983 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [215 Valid, 3768 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:12:05,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5980 states. [2022-03-15 15:12:05,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5980 to 2691. [2022-03-15 15:12:05,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2691 states, 2679 states have (on average 1.9309443822321761) internal successors, (5173), 2690 states have internal predecessors, (5173), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:05,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2691 states to 2691 states and 5173 transitions. [2022-03-15 15:12:05,507 INFO L78 Accepts]: Start accepts. Automaton has 2691 states and 5173 transitions. Word has length 135 [2022-03-15 15:12:05,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:12:05,507 INFO L470 AbstractCegarLoop]: Abstraction has 2691 states and 5173 transitions. [2022-03-15 15:12:05,508 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:05,508 INFO L276 IsEmpty]: Start isEmpty. Operand 2691 states and 5173 transitions. [2022-03-15 15:12:05,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:12:05,509 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:12:05,509 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:12:05,509 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable113 [2022-03-15 15:12:05,509 INFO L402 AbstractCegarLoop]: === Iteration 115 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:12:05,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:12:05,509 INFO L85 PathProgramCache]: Analyzing trace with hash -1227813349, now seen corresponding path program 8 times [2022-03-15 15:12:05,509 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:12:05,509 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281713545] [2022-03-15 15:12:05,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:12:05,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:12:05,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:12:05,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:12:05,786 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:12:05,786 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [281713545] [2022-03-15 15:12:05,787 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [281713545] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:12:05,787 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:12:05,787 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:12:05,787 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086350152] [2022-03-15 15:12:05,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:12:05,787 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:12:05,787 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:12:05,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:12:05,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:12:05,788 INFO L87 Difference]: Start difference. First operand 2691 states and 5173 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:07,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:12:07,988 INFO L93 Difference]: Finished difference Result 5869 states and 11254 transitions. [2022-03-15 15:12:07,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-15 15:12:07,988 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:12:07,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:12:07,995 INFO L225 Difference]: With dead ends: 5869 [2022-03-15 15:12:07,995 INFO L226 Difference]: Without dead ends: 5869 [2022-03-15 15:12:07,995 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1458 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=675, Invalid=4437, Unknown=0, NotChecked=0, Total=5112 [2022-03-15 15:12:07,995 INFO L933 BasicCegarLoop]: 407 mSDtfsCounter, 1480 mSDsluCounter, 3993 mSDsCounter, 0 mSdLazyCounter, 3280 mSolverCounterSat, 236 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1480 SdHoareTripleChecker+Valid, 4397 SdHoareTripleChecker+Invalid, 3516 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 236 IncrementalHoareTripleChecker+Valid, 3280 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:12:07,996 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1480 Valid, 4397 Invalid, 3516 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [236 Valid, 3280 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:12:08,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5869 states. [2022-03-15 15:12:08,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5869 to 2667. [2022-03-15 15:12:08,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2667 states, 2655 states have (on average 1.9303201506591336) internal successors, (5125), 2666 states have internal predecessors, (5125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:08,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2667 states to 2667 states and 5125 transitions. [2022-03-15 15:12:08,045 INFO L78 Accepts]: Start accepts. Automaton has 2667 states and 5125 transitions. Word has length 135 [2022-03-15 15:12:08,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:12:08,045 INFO L470 AbstractCegarLoop]: Abstraction has 2667 states and 5125 transitions. [2022-03-15 15:12:08,045 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:08,045 INFO L276 IsEmpty]: Start isEmpty. Operand 2667 states and 5125 transitions. [2022-03-15 15:12:08,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:12:08,046 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:12:08,046 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:12:08,046 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable114 [2022-03-15 15:12:08,046 INFO L402 AbstractCegarLoop]: === Iteration 116 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:12:08,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:12:08,047 INFO L85 PathProgramCache]: Analyzing trace with hash 211871729, now seen corresponding path program 27 times [2022-03-15 15:12:08,047 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:12:08,047 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731751411] [2022-03-15 15:12:08,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:12:08,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:12:08,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:12:08,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:12:08,459 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:12:08,459 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [731751411] [2022-03-15 15:12:08,459 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [731751411] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:12:08,459 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:12:08,460 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-15 15:12:08,460 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [645794839] [2022-03-15 15:12:08,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:12:08,460 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-15 15:12:08,460 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:12:08,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-15 15:12:08,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=364, Unknown=0, NotChecked=0, Total=420 [2022-03-15 15:12:08,460 INFO L87 Difference]: Start difference. First operand 2667 states and 5125 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:10,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:12:10,582 INFO L93 Difference]: Finished difference Result 4285 states and 8280 transitions. [2022-03-15 15:12:10,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-15 15:12:10,582 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:12:10,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:12:10,587 INFO L225 Difference]: With dead ends: 4285 [2022-03-15 15:12:10,587 INFO L226 Difference]: Without dead ends: 4285 [2022-03-15 15:12:10,588 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1274 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=741, Invalid=3815, Unknown=0, NotChecked=0, Total=4556 [2022-03-15 15:12:10,588 INFO L933 BasicCegarLoop]: 308 mSDtfsCounter, 1399 mSDsluCounter, 3516 mSDsCounter, 0 mSdLazyCounter, 2695 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1399 SdHoareTripleChecker+Valid, 3822 SdHoareTripleChecker+Invalid, 2813 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 2695 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:12:10,588 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1399 Valid, 3822 Invalid, 2813 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 2695 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:12:10,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4285 states. [2022-03-15 15:12:10,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4285 to 2661. [2022-03-15 15:12:10,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2661 states, 2649 states have (on average 1.9301623254058136) internal successors, (5113), 2660 states have internal predecessors, (5113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:10,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2661 states to 2661 states and 5113 transitions. [2022-03-15 15:12:10,618 INFO L78 Accepts]: Start accepts. Automaton has 2661 states and 5113 transitions. Word has length 135 [2022-03-15 15:12:10,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:12:10,618 INFO L470 AbstractCegarLoop]: Abstraction has 2661 states and 5113 transitions. [2022-03-15 15:12:10,618 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:10,618 INFO L276 IsEmpty]: Start isEmpty. Operand 2661 states and 5113 transitions. [2022-03-15 15:12:10,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:12:10,619 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:12:10,620 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:12:10,620 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable115 [2022-03-15 15:12:10,620 INFO L402 AbstractCegarLoop]: === Iteration 117 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:12:10,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:12:10,620 INFO L85 PathProgramCache]: Analyzing trace with hash -1676746439, now seen corresponding path program 28 times [2022-03-15 15:12:10,620 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:12:10,620 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1318886597] [2022-03-15 15:12:10,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:12:10,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:12:10,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:12:11,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:12:11,013 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:12:11,013 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1318886597] [2022-03-15 15:12:11,014 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1318886597] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:12:11,014 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:12:11,014 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-15 15:12:11,014 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1598689085] [2022-03-15 15:12:11,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:12:11,014 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-15 15:12:11,014 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:12:11,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-15 15:12:11,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-15 15:12:11,015 INFO L87 Difference]: Start difference. First operand 2661 states and 5113 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:13,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:12:13,199 INFO L93 Difference]: Finished difference Result 4317 states and 8342 transitions. [2022-03-15 15:12:13,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-15 15:12:13,200 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:12:13,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:12:13,204 INFO L225 Difference]: With dead ends: 4317 [2022-03-15 15:12:13,204 INFO L226 Difference]: Without dead ends: 4317 [2022-03-15 15:12:13,205 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1479 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=811, Invalid=4301, Unknown=0, NotChecked=0, Total=5112 [2022-03-15 15:12:13,205 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 1282 mSDsluCounter, 3610 mSDsCounter, 0 mSdLazyCounter, 2653 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1282 SdHoareTripleChecker+Valid, 3925 SdHoareTripleChecker+Invalid, 2781 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 2653 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:12:13,205 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1282 Valid, 3925 Invalid, 2781 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 2653 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:12:13,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4317 states. [2022-03-15 15:12:13,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4317 to 2655. [2022-03-15 15:12:13,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2655 states, 2643 states have (on average 1.930003783579266) internal successors, (5101), 2654 states have internal predecessors, (5101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:13,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2655 states to 2655 states and 5101 transitions. [2022-03-15 15:12:13,232 INFO L78 Accepts]: Start accepts. Automaton has 2655 states and 5101 transitions. Word has length 135 [2022-03-15 15:12:13,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:12:13,232 INFO L470 AbstractCegarLoop]: Abstraction has 2655 states and 5101 transitions. [2022-03-15 15:12:13,232 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:13,232 INFO L276 IsEmpty]: Start isEmpty. Operand 2655 states and 5101 transitions. [2022-03-15 15:12:13,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:12:13,233 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:12:13,233 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:12:13,233 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable116 [2022-03-15 15:12:13,233 INFO L402 AbstractCegarLoop]: === Iteration 118 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:12:13,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:12:13,233 INFO L85 PathProgramCache]: Analyzing trace with hash 1505641649, now seen corresponding path program 29 times [2022-03-15 15:12:13,233 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:12:13,233 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [602025955] [2022-03-15 15:12:13,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:12:13,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:12:13,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:12:13,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:12:13,576 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:12:13,576 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [602025955] [2022-03-15 15:12:13,576 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [602025955] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:12:13,576 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:12:13,576 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-15 15:12:13,576 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [104305876] [2022-03-15 15:12:13,577 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:12:13,577 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-15 15:12:13,577 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:12:13,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-15 15:12:13,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2022-03-15 15:12:13,577 INFO L87 Difference]: Start difference. First operand 2655 states and 5101 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:15,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:12:15,848 INFO L93 Difference]: Finished difference Result 4377 states and 8458 transitions. [2022-03-15 15:12:15,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-15 15:12:15,849 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:12:15,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:12:15,854 INFO L225 Difference]: With dead ends: 4377 [2022-03-15 15:12:15,854 INFO L226 Difference]: Without dead ends: 4377 [2022-03-15 15:12:15,854 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1584 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=828, Invalid=4574, Unknown=0, NotChecked=0, Total=5402 [2022-03-15 15:12:15,854 INFO L933 BasicCegarLoop]: 322 mSDtfsCounter, 1418 mSDsluCounter, 3671 mSDsCounter, 0 mSdLazyCounter, 2848 mSolverCounterSat, 158 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1418 SdHoareTripleChecker+Valid, 3991 SdHoareTripleChecker+Invalid, 3006 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 158 IncrementalHoareTripleChecker+Valid, 2848 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:12:15,854 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1418 Valid, 3991 Invalid, 3006 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [158 Valid, 2848 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:12:15,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4377 states. [2022-03-15 15:12:15,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4377 to 2649. [2022-03-15 15:12:15,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2649 states, 2637 states have (on average 1.9298445202882062) internal successors, (5089), 2648 states have internal predecessors, (5089), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:15,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2649 states to 2649 states and 5089 transitions. [2022-03-15 15:12:15,888 INFO L78 Accepts]: Start accepts. Automaton has 2649 states and 5089 transitions. Word has length 135 [2022-03-15 15:12:15,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:12:15,888 INFO L470 AbstractCegarLoop]: Abstraction has 2649 states and 5089 transitions. [2022-03-15 15:12:15,888 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:15,888 INFO L276 IsEmpty]: Start isEmpty. Operand 2649 states and 5089 transitions. [2022-03-15 15:12:15,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:12:15,889 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:12:15,889 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:12:15,889 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable117 [2022-03-15 15:12:15,889 INFO L402 AbstractCegarLoop]: === Iteration 119 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:12:15,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:12:15,890 INFO L85 PathProgramCache]: Analyzing trace with hash -1866284167, now seen corresponding path program 30 times [2022-03-15 15:12:15,890 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:12:15,890 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1566449667] [2022-03-15 15:12:15,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:12:15,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:12:15,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:12:16,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:12:16,215 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:12:16,215 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1566449667] [2022-03-15 15:12:16,215 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1566449667] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:12:16,215 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:12:16,215 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-15 15:12:16,215 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [320280801] [2022-03-15 15:12:16,215 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:12:16,216 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-15 15:12:16,216 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:12:16,216 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-15 15:12:16,216 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-15 15:12:16,216 INFO L87 Difference]: Start difference. First operand 2649 states and 5089 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:18,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:12:18,331 INFO L93 Difference]: Finished difference Result 4345 states and 8396 transitions. [2022-03-15 15:12:18,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-03-15 15:12:18,332 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:12:18,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:12:18,336 INFO L225 Difference]: With dead ends: 4345 [2022-03-15 15:12:18,336 INFO L226 Difference]: Without dead ends: 4345 [2022-03-15 15:12:18,336 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1695 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=862, Invalid=4838, Unknown=0, NotChecked=0, Total=5700 [2022-03-15 15:12:18,336 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 1563 mSDsluCounter, 3256 mSDsCounter, 0 mSdLazyCounter, 2437 mSolverCounterSat, 159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1563 SdHoareTripleChecker+Valid, 3584 SdHoareTripleChecker+Invalid, 2596 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 2437 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:12:18,337 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1563 Valid, 3584 Invalid, 2596 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [159 Valid, 2437 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:12:18,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4345 states. [2022-03-15 15:12:18,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4345 to 2595. [2022-03-15 15:12:18,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2595 states, 2583 states have (on average 1.9268292682926829) internal successors, (4977), 2594 states have internal predecessors, (4977), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:18,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2595 states to 2595 states and 4977 transitions. [2022-03-15 15:12:18,363 INFO L78 Accepts]: Start accepts. Automaton has 2595 states and 4977 transitions. Word has length 135 [2022-03-15 15:12:18,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:12:18,363 INFO L470 AbstractCegarLoop]: Abstraction has 2595 states and 4977 transitions. [2022-03-15 15:12:18,363 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:18,363 INFO L276 IsEmpty]: Start isEmpty. Operand 2595 states and 4977 transitions. [2022-03-15 15:12:18,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:12:18,364 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:12:18,364 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:12:18,364 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable118 [2022-03-15 15:12:18,364 INFO L402 AbstractCegarLoop]: === Iteration 120 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:12:18,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:12:18,365 INFO L85 PathProgramCache]: Analyzing trace with hash -1082715995, now seen corresponding path program 9 times [2022-03-15 15:12:18,365 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:12:18,365 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [471594508] [2022-03-15 15:12:18,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:12:18,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:12:18,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:12:18,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:12:18,612 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:12:18,612 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [471594508] [2022-03-15 15:12:18,612 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [471594508] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:12:18,612 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:12:18,612 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:12:18,612 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742938839] [2022-03-15 15:12:18,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:12:18,612 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:12:18,612 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:12:18,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:12:18,613 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:12:18,613 INFO L87 Difference]: Start difference. First operand 2595 states and 4977 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:20,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:12:20,873 INFO L93 Difference]: Finished difference Result 5353 states and 10291 transitions. [2022-03-15 15:12:20,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-15 15:12:20,873 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:12:20,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:12:20,879 INFO L225 Difference]: With dead ends: 5353 [2022-03-15 15:12:20,879 INFO L226 Difference]: Without dead ends: 5353 [2022-03-15 15:12:20,879 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1320 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=611, Invalid=4081, Unknown=0, NotChecked=0, Total=4692 [2022-03-15 15:12:20,879 INFO L933 BasicCegarLoop]: 383 mSDtfsCounter, 1745 mSDsluCounter, 3754 mSDsCounter, 0 mSdLazyCounter, 3652 mSolverCounterSat, 194 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1745 SdHoareTripleChecker+Valid, 4134 SdHoareTripleChecker+Invalid, 3846 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 194 IncrementalHoareTripleChecker+Valid, 3652 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:12:20,879 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1745 Valid, 4134 Invalid, 3846 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [194 Valid, 3652 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:12:20,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5353 states. [2022-03-15 15:12:20,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5353 to 2751. [2022-03-15 15:12:20,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2751 states, 2739 states have (on average 1.9324571011318) internal successors, (5293), 2750 states have internal predecessors, (5293), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:20,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2751 states to 2751 states and 5293 transitions. [2022-03-15 15:12:20,913 INFO L78 Accepts]: Start accepts. Automaton has 2751 states and 5293 transitions. Word has length 135 [2022-03-15 15:12:20,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:12:20,913 INFO L470 AbstractCegarLoop]: Abstraction has 2751 states and 5293 transitions. [2022-03-15 15:12:20,913 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:20,913 INFO L276 IsEmpty]: Start isEmpty. Operand 2751 states and 5293 transitions. [2022-03-15 15:12:20,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:12:20,914 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:12:20,914 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:12:20,915 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable119 [2022-03-15 15:12:20,915 INFO L402 AbstractCegarLoop]: === Iteration 121 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:12:20,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:12:20,915 INFO L85 PathProgramCache]: Analyzing trace with hash -1911470773, now seen corresponding path program 31 times [2022-03-15 15:12:20,915 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:12:20,915 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [978936812] [2022-03-15 15:12:20,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:12:20,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:12:20,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:12:21,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:12:21,202 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:12:21,202 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [978936812] [2022-03-15 15:12:21,202 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [978936812] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:12:21,202 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:12:21,202 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:12:21,202 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1298722991] [2022-03-15 15:12:21,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:12:21,202 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:12:21,202 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:12:21,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:12:21,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:12:21,203 INFO L87 Difference]: Start difference. First operand 2751 states and 5293 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:22,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:12:22,946 INFO L93 Difference]: Finished difference Result 4755 states and 9174 transitions. [2022-03-15 15:12:22,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-15 15:12:22,946 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:12:22,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:12:22,950 INFO L225 Difference]: With dead ends: 4755 [2022-03-15 15:12:22,951 INFO L226 Difference]: Without dead ends: 4755 [2022-03-15 15:12:22,951 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1289 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=603, Invalid=3953, Unknown=0, NotChecked=0, Total=4556 [2022-03-15 15:12:22,951 INFO L933 BasicCegarLoop]: 339 mSDtfsCounter, 1352 mSDsluCounter, 3517 mSDsCounter, 0 mSdLazyCounter, 2720 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1352 SdHoareTripleChecker+Valid, 3854 SdHoareTripleChecker+Invalid, 2819 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 2720 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:12:22,951 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1352 Valid, 3854 Invalid, 2819 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 2720 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:12:22,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4755 states. [2022-03-15 15:12:22,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4755 to 2711. [2022-03-15 15:12:22,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2711 states, 2699 states have (on average 1.9314560948499444) internal successors, (5213), 2710 states have internal predecessors, (5213), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:22,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2711 states to 2711 states and 5213 transitions. [2022-03-15 15:12:22,980 INFO L78 Accepts]: Start accepts. Automaton has 2711 states and 5213 transitions. Word has length 135 [2022-03-15 15:12:22,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:12:22,980 INFO L470 AbstractCegarLoop]: Abstraction has 2711 states and 5213 transitions. [2022-03-15 15:12:22,980 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:22,980 INFO L276 IsEmpty]: Start isEmpty. Operand 2711 states and 5213 transitions. [2022-03-15 15:12:22,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:12:22,981 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:12:22,981 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:12:22,981 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable120 [2022-03-15 15:12:22,981 INFO L402 AbstractCegarLoop]: === Iteration 122 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:12:22,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:12:22,982 INFO L85 PathProgramCache]: Analyzing trace with hash -2008618477, now seen corresponding path program 32 times [2022-03-15 15:12:22,982 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:12:22,982 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1056571029] [2022-03-15 15:12:22,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:12:22,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:12:23,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:12:23,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:12:23,251 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:12:23,251 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1056571029] [2022-03-15 15:12:23,251 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1056571029] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:12:23,251 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:12:23,251 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:12:23,251 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [468884319] [2022-03-15 15:12:23,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:12:23,251 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:12:23,251 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:12:23,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:12:23,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:12:23,252 INFO L87 Difference]: Start difference. First operand 2711 states and 5213 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:24,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:12:24,760 INFO L93 Difference]: Finished difference Result 3727 states and 7211 transitions. [2022-03-15 15:12:24,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-15 15:12:24,760 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:12:24,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:12:24,764 INFO L225 Difference]: With dead ends: 3727 [2022-03-15 15:12:24,764 INFO L226 Difference]: Without dead ends: 3727 [2022-03-15 15:12:24,765 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1011 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=561, Invalid=3221, Unknown=0, NotChecked=0, Total=3782 [2022-03-15 15:12:24,765 INFO L933 BasicCegarLoop]: 278 mSDtfsCounter, 1037 mSDsluCounter, 2824 mSDsCounter, 0 mSdLazyCounter, 2224 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1037 SdHoareTripleChecker+Valid, 3100 SdHoareTripleChecker+Invalid, 2297 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 2224 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:12:24,765 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1037 Valid, 3100 Invalid, 2297 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 2224 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:12:24,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3727 states. [2022-03-15 15:12:24,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3727 to 2717. [2022-03-15 15:12:24,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2717 states, 2705 states have (on average 1.9316081330868762) internal successors, (5225), 2716 states have internal predecessors, (5225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:24,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2717 states to 2717 states and 5225 transitions. [2022-03-15 15:12:24,792 INFO L78 Accepts]: Start accepts. Automaton has 2717 states and 5225 transitions. Word has length 135 [2022-03-15 15:12:24,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:12:24,792 INFO L470 AbstractCegarLoop]: Abstraction has 2717 states and 5225 transitions. [2022-03-15 15:12:24,792 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:24,792 INFO L276 IsEmpty]: Start isEmpty. Operand 2717 states and 5225 transitions. [2022-03-15 15:12:24,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:12:24,793 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:12:24,793 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:12:24,793 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable121 [2022-03-15 15:12:24,793 INFO L402 AbstractCegarLoop]: === Iteration 123 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:12:24,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:12:24,794 INFO L85 PathProgramCache]: Analyzing trace with hash 570978343, now seen corresponding path program 33 times [2022-03-15 15:12:24,794 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:12:24,794 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1647642124] [2022-03-15 15:12:24,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:12:24,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:12:24,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:12:25,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:12:25,053 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:12:25,053 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1647642124] [2022-03-15 15:12:25,053 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1647642124] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:12:25,053 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:12:25,053 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:12:25,053 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511323792] [2022-03-15 15:12:25,054 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:12:25,054 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:12:25,054 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:12:25,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:12:25,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:12:25,054 INFO L87 Difference]: Start difference. First operand 2717 states and 5225 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:26,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:12:26,653 INFO L93 Difference]: Finished difference Result 3761 states and 7277 transitions. [2022-03-15 15:12:26,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-15 15:12:26,653 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:12:26,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:12:26,658 INFO L225 Difference]: With dead ends: 3761 [2022-03-15 15:12:26,658 INFO L226 Difference]: Without dead ends: 3761 [2022-03-15 15:12:26,658 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1098 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=579, Invalid=3453, Unknown=0, NotChecked=0, Total=4032 [2022-03-15 15:12:26,659 INFO L933 BasicCegarLoop]: 287 mSDtfsCounter, 1006 mSDsluCounter, 2998 mSDsCounter, 0 mSdLazyCounter, 2366 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1006 SdHoareTripleChecker+Valid, 3283 SdHoareTripleChecker+Invalid, 2445 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 2366 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:12:26,659 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1006 Valid, 3283 Invalid, 2445 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 2366 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:12:26,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3761 states. [2022-03-15 15:12:26,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3761 to 2715. [2022-03-15 15:12:26,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2715 states, 2703 states have (on average 1.931557528671846) internal successors, (5221), 2714 states have internal predecessors, (5221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:26,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2715 states to 2715 states and 5221 transitions. [2022-03-15 15:12:26,687 INFO L78 Accepts]: Start accepts. Automaton has 2715 states and 5221 transitions. Word has length 135 [2022-03-15 15:12:26,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:12:26,687 INFO L470 AbstractCegarLoop]: Abstraction has 2715 states and 5221 transitions. [2022-03-15 15:12:26,687 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:26,687 INFO L276 IsEmpty]: Start isEmpty. Operand 2715 states and 5221 transitions. [2022-03-15 15:12:26,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:12:26,688 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:12:26,688 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:12:26,688 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable122 [2022-03-15 15:12:26,688 INFO L402 AbstractCegarLoop]: === Iteration 124 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:12:26,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:12:26,689 INFO L85 PathProgramCache]: Analyzing trace with hash -210592207, now seen corresponding path program 34 times [2022-03-15 15:12:26,689 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:12:26,689 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485912906] [2022-03-15 15:12:26,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:12:26,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:12:26,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:12:27,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:12:27,123 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:12:27,123 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485912906] [2022-03-15 15:12:27,123 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [485912906] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:12:27,123 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:12:27,123 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:12:27,123 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [761625533] [2022-03-15 15:12:27,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:12:27,124 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:12:27,124 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:12:27,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:12:27,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:12:27,124 INFO L87 Difference]: Start difference. First operand 2715 states and 5221 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:29,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:12:29,094 INFO L93 Difference]: Finished difference Result 3786 states and 7325 transitions. [2022-03-15 15:12:29,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-15 15:12:29,094 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:12:29,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:12:29,098 INFO L225 Difference]: With dead ends: 3786 [2022-03-15 15:12:29,098 INFO L226 Difference]: Without dead ends: 3786 [2022-03-15 15:12:29,099 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1099 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=563, Invalid=3469, Unknown=0, NotChecked=0, Total=4032 [2022-03-15 15:12:29,099 INFO L933 BasicCegarLoop]: 292 mSDtfsCounter, 1209 mSDsluCounter, 2938 mSDsCounter, 0 mSdLazyCounter, 2484 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1209 SdHoareTripleChecker+Valid, 3228 SdHoareTripleChecker+Invalid, 2581 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 2484 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:12:29,099 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1209 Valid, 3228 Invalid, 2581 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 2484 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:12:29,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3786 states. [2022-03-15 15:12:29,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3786 to 2713. [2022-03-15 15:12:29,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2713 states, 2701 states have (on average 1.9315068493150684) internal successors, (5217), 2712 states have internal predecessors, (5217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:29,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2713 states to 2713 states and 5217 transitions. [2022-03-15 15:12:29,127 INFO L78 Accepts]: Start accepts. Automaton has 2713 states and 5217 transitions. Word has length 135 [2022-03-15 15:12:29,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:12:29,127 INFO L470 AbstractCegarLoop]: Abstraction has 2713 states and 5217 transitions. [2022-03-15 15:12:29,127 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:29,127 INFO L276 IsEmpty]: Start isEmpty. Operand 2713 states and 5217 transitions. [2022-03-15 15:12:29,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:12:29,129 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:12:29,129 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:12:29,129 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable123 [2022-03-15 15:12:29,129 INFO L402 AbstractCegarLoop]: === Iteration 125 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:12:29,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:12:29,129 INFO L85 PathProgramCache]: Analyzing trace with hash 2075227017, now seen corresponding path program 35 times [2022-03-15 15:12:29,129 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:12:29,129 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [224425284] [2022-03-15 15:12:29,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:12:29,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:12:29,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:12:29,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:12:29,436 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:12:29,436 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [224425284] [2022-03-15 15:12:29,436 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [224425284] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:12:29,436 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:12:29,436 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:12:29,437 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [877224462] [2022-03-15 15:12:29,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:12:29,437 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:12:29,437 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:12:29,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:12:29,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:12:29,437 INFO L87 Difference]: Start difference. First operand 2713 states and 5217 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:31,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:12:31,322 INFO L93 Difference]: Finished difference Result 3816 states and 7383 transitions. [2022-03-15 15:12:31,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-15 15:12:31,323 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:12:31,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:12:31,330 INFO L225 Difference]: With dead ends: 3816 [2022-03-15 15:12:31,330 INFO L226 Difference]: Without dead ends: 3816 [2022-03-15 15:12:31,330 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1099 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=555, Invalid=3477, Unknown=0, NotChecked=0, Total=4032 [2022-03-15 15:12:31,331 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 1208 mSDsluCounter, 3425 mSDsCounter, 0 mSdLazyCounter, 2991 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1208 SdHoareTripleChecker+Valid, 3723 SdHoareTripleChecker+Invalid, 3091 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 2991 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:12:31,331 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1208 Valid, 3723 Invalid, 3091 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 2991 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:12:31,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3816 states. [2022-03-15 15:12:31,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3816 to 2703. [2022-03-15 15:12:31,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2703 states, 2691 states have (on average 1.9312523225566705) internal successors, (5197), 2702 states have internal predecessors, (5197), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:31,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2703 states to 2703 states and 5197 transitions. [2022-03-15 15:12:31,360 INFO L78 Accepts]: Start accepts. Automaton has 2703 states and 5197 transitions. Word has length 135 [2022-03-15 15:12:31,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:12:31,360 INFO L470 AbstractCegarLoop]: Abstraction has 2703 states and 5197 transitions. [2022-03-15 15:12:31,360 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:31,360 INFO L276 IsEmpty]: Start isEmpty. Operand 2703 states and 5197 transitions. [2022-03-15 15:12:31,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:12:31,361 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:12:31,361 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:12:31,361 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable124 [2022-03-15 15:12:31,362 INFO L402 AbstractCegarLoop]: === Iteration 126 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:12:31,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:12:31,362 INFO L85 PathProgramCache]: Analyzing trace with hash 1046142225, now seen corresponding path program 10 times [2022-03-15 15:12:31,362 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:12:31,362 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [534261791] [2022-03-15 15:12:31,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:12:31,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:12:31,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:12:31,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:12:31,635 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:12:31,635 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [534261791] [2022-03-15 15:12:31,635 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [534261791] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:12:31,635 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:12:31,635 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:12:31,635 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1577571164] [2022-03-15 15:12:31,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:12:31,635 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:12:31,635 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:12:31,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:12:31,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:12:31,636 INFO L87 Difference]: Start difference. First operand 2703 states and 5197 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:34,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:12:34,277 INFO L93 Difference]: Finished difference Result 7157 states and 13749 transitions. [2022-03-15 15:12:34,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2022-03-15 15:12:34,278 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:12:34,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:12:34,287 INFO L225 Difference]: With dead ends: 7157 [2022-03-15 15:12:34,287 INFO L226 Difference]: Without dead ends: 7157 [2022-03-15 15:12:34,287 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1831 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=745, Invalid=5261, Unknown=0, NotChecked=0, Total=6006 [2022-03-15 15:12:34,288 INFO L933 BasicCegarLoop]: 449 mSDtfsCounter, 1752 mSDsluCounter, 4618 mSDsCounter, 0 mSdLazyCounter, 4099 mSolverCounterSat, 184 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1752 SdHoareTripleChecker+Valid, 5064 SdHoareTripleChecker+Invalid, 4283 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 184 IncrementalHoareTripleChecker+Valid, 4099 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:12:34,288 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1752 Valid, 5064 Invalid, 4283 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [184 Valid, 4099 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:12:34,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7157 states. [2022-03-15 15:12:34,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7157 to 2751. [2022-03-15 15:12:34,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2751 states, 2739 states have (on average 1.9324571011318) internal successors, (5293), 2750 states have internal predecessors, (5293), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:34,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2751 states to 2751 states and 5293 transitions. [2022-03-15 15:12:34,332 INFO L78 Accepts]: Start accepts. Automaton has 2751 states and 5293 transitions. Word has length 135 [2022-03-15 15:12:34,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:12:34,333 INFO L470 AbstractCegarLoop]: Abstraction has 2751 states and 5293 transitions. [2022-03-15 15:12:34,333 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:34,333 INFO L276 IsEmpty]: Start isEmpty. Operand 2751 states and 5293 transitions. [2022-03-15 15:12:34,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:12:34,334 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:12:34,334 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:12:34,334 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable125 [2022-03-15 15:12:34,334 INFO L402 AbstractCegarLoop]: === Iteration 127 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:12:34,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:12:34,334 INFO L85 PathProgramCache]: Analyzing trace with hash 217387447, now seen corresponding path program 36 times [2022-03-15 15:12:34,334 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:12:34,334 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [147390260] [2022-03-15 15:12:34,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:12:34,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:12:34,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:12:34,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:12:34,606 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:12:34,606 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [147390260] [2022-03-15 15:12:34,606 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [147390260] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:12:34,606 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:12:34,606 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:12:34,607 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1566747003] [2022-03-15 15:12:34,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:12:34,607 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:12:34,607 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:12:34,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:12:34,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:12:34,607 INFO L87 Difference]: Start difference. First operand 2751 states and 5293 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:36,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:12:36,585 INFO L93 Difference]: Finished difference Result 5997 states and 11575 transitions. [2022-03-15 15:12:36,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-03-15 15:12:36,586 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:12:36,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:12:36,592 INFO L225 Difference]: With dead ends: 5997 [2022-03-15 15:12:36,592 INFO L226 Difference]: Without dead ends: 5997 [2022-03-15 15:12:36,592 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1977 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=764, Invalid=5556, Unknown=0, NotChecked=0, Total=6320 [2022-03-15 15:12:36,592 INFO L933 BasicCegarLoop]: 406 mSDtfsCounter, 1333 mSDsluCounter, 4249 mSDsCounter, 0 mSdLazyCounter, 2884 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1333 SdHoareTripleChecker+Valid, 4653 SdHoareTripleChecker+Invalid, 2976 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 2884 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:12:36,592 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1333 Valid, 4653 Invalid, 2976 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 2884 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:12:36,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5997 states. [2022-03-15 15:12:36,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5997 to 2741. [2022-03-15 15:12:36,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2741 states, 2729 states have (on average 1.9322096005862954) internal successors, (5273), 2740 states have internal predecessors, (5273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:36,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2741 states to 2741 states and 5273 transitions. [2022-03-15 15:12:36,626 INFO L78 Accepts]: Start accepts. Automaton has 2741 states and 5273 transitions. Word has length 135 [2022-03-15 15:12:36,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:12:36,626 INFO L470 AbstractCegarLoop]: Abstraction has 2741 states and 5273 transitions. [2022-03-15 15:12:36,626 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:36,626 INFO L276 IsEmpty]: Start isEmpty. Operand 2741 states and 5273 transitions. [2022-03-15 15:12:36,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:12:36,627 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:12:36,627 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:12:36,628 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable126 [2022-03-15 15:12:36,628 INFO L402 AbstractCegarLoop]: === Iteration 128 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:12:36,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:12:36,628 INFO L85 PathProgramCache]: Analyzing trace with hash -2009664543, now seen corresponding path program 11 times [2022-03-15 15:12:36,628 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:12:36,628 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [587226377] [2022-03-15 15:12:36,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:12:36,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:12:36,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:12:36,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:12:36,937 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:12:36,937 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [587226377] [2022-03-15 15:12:36,937 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [587226377] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:12:36,937 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:12:36,937 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:12:36,937 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [417895047] [2022-03-15 15:12:36,937 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:12:36,938 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:12:36,938 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:12:36,938 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:12:36,938 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:12:36,938 INFO L87 Difference]: Start difference. First operand 2741 states and 5273 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:39,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:12:39,434 INFO L93 Difference]: Finished difference Result 6316 states and 12141 transitions. [2022-03-15 15:12:39,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-03-15 15:12:39,435 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:12:39,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:12:39,459 INFO L225 Difference]: With dead ends: 6316 [2022-03-15 15:12:39,459 INFO L226 Difference]: Without dead ends: 6316 [2022-03-15 15:12:39,460 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1456 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=669, Invalid=4443, Unknown=0, NotChecked=0, Total=5112 [2022-03-15 15:12:39,460 INFO L933 BasicCegarLoop]: 436 mSDtfsCounter, 1545 mSDsluCounter, 4301 mSDsCounter, 0 mSdLazyCounter, 3816 mSolverCounterSat, 169 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1545 SdHoareTripleChecker+Valid, 4734 SdHoareTripleChecker+Invalid, 3985 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 169 IncrementalHoareTripleChecker+Valid, 3816 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:12:39,460 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1545 Valid, 4734 Invalid, 3985 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [169 Valid, 3816 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:12:39,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6316 states. [2022-03-15 15:12:39,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6316 to 2741. [2022-03-15 15:12:39,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2741 states, 2729 states have (on average 1.9322096005862954) internal successors, (5273), 2740 states have internal predecessors, (5273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:39,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2741 states to 2741 states and 5273 transitions. [2022-03-15 15:12:39,496 INFO L78 Accepts]: Start accepts. Automaton has 2741 states and 5273 transitions. Word has length 135 [2022-03-15 15:12:39,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:12:39,496 INFO L470 AbstractCegarLoop]: Abstraction has 2741 states and 5273 transitions. [2022-03-15 15:12:39,496 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:39,496 INFO L276 IsEmpty]: Start isEmpty. Operand 2741 states and 5273 transitions. [2022-03-15 15:12:39,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:12:39,498 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:12:39,498 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:12:39,498 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable127 [2022-03-15 15:12:39,498 INFO L402 AbstractCegarLoop]: === Iteration 129 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:12:39,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:12:39,498 INFO L85 PathProgramCache]: Analyzing trace with hash -2021557463, now seen corresponding path program 12 times [2022-03-15 15:12:39,498 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:12:39,499 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [835203632] [2022-03-15 15:12:39,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:12:39,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:12:39,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:12:39,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:12:39,768 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:12:39,768 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [835203632] [2022-03-15 15:12:39,768 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [835203632] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:12:39,768 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:12:39,768 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:12:39,769 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689109619] [2022-03-15 15:12:39,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:12:39,769 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:12:39,769 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:12:39,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:12:39,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:12:39,769 INFO L87 Difference]: Start difference. First operand 2741 states and 5273 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:42,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:12:42,272 INFO L93 Difference]: Finished difference Result 6436 states and 12376 transitions. [2022-03-15 15:12:42,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-03-15 15:12:42,273 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:12:42,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:12:42,280 INFO L225 Difference]: With dead ends: 6436 [2022-03-15 15:12:42,280 INFO L226 Difference]: Without dead ends: 6436 [2022-03-15 15:12:42,281 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1620 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=715, Invalid=4835, Unknown=0, NotChecked=0, Total=5550 [2022-03-15 15:12:42,281 INFO L933 BasicCegarLoop]: 453 mSDtfsCounter, 1768 mSDsluCounter, 4364 mSDsCounter, 0 mSdLazyCounter, 3939 mSolverCounterSat, 229 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1768 SdHoareTripleChecker+Valid, 4814 SdHoareTripleChecker+Invalid, 4168 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 229 IncrementalHoareTripleChecker+Valid, 3939 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:12:42,281 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1768 Valid, 4814 Invalid, 4168 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [229 Valid, 3939 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:12:42,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6436 states. [2022-03-15 15:12:42,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6436 to 2739. [2022-03-15 15:12:42,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2739 states, 2727 states have (on average 1.9321598826549322) internal successors, (5269), 2738 states have internal predecessors, (5269), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:42,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2739 states to 2739 states and 5269 transitions. [2022-03-15 15:12:42,340 INFO L78 Accepts]: Start accepts. Automaton has 2739 states and 5269 transitions. Word has length 135 [2022-03-15 15:12:42,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:12:42,340 INFO L470 AbstractCegarLoop]: Abstraction has 2739 states and 5269 transitions. [2022-03-15 15:12:42,340 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:42,340 INFO L276 IsEmpty]: Start isEmpty. Operand 2739 states and 5269 transitions. [2022-03-15 15:12:42,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:12:42,342 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:12:42,342 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:12:42,342 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable128 [2022-03-15 15:12:42,342 INFO L402 AbstractCegarLoop]: === Iteration 130 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:12:42,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:12:42,342 INFO L85 PathProgramCache]: Analyzing trace with hash -1258420939, now seen corresponding path program 13 times [2022-03-15 15:12:42,342 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:12:42,342 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1638151812] [2022-03-15 15:12:42,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:12:42,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:12:42,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:12:42,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:12:42,619 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:12:42,619 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1638151812] [2022-03-15 15:12:42,619 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1638151812] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:12:42,619 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:12:42,619 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:12:42,619 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667041512] [2022-03-15 15:12:42,619 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:12:42,620 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:12:42,620 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:12:42,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:12:42,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:12:42,620 INFO L87 Difference]: Start difference. First operand 2739 states and 5269 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:45,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:12:45,197 INFO L93 Difference]: Finished difference Result 6516 states and 12536 transitions. [2022-03-15 15:12:45,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-03-15 15:12:45,198 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:12:45,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:12:45,205 INFO L225 Difference]: With dead ends: 6516 [2022-03-15 15:12:45,206 INFO L226 Difference]: Without dead ends: 6516 [2022-03-15 15:12:45,206 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1629 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=705, Invalid=4845, Unknown=0, NotChecked=0, Total=5550 [2022-03-15 15:12:45,206 INFO L933 BasicCegarLoop]: 435 mSDtfsCounter, 1637 mSDsluCounter, 4511 mSDsCounter, 0 mSdLazyCounter, 4019 mSolverCounterSat, 211 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1637 SdHoareTripleChecker+Valid, 4943 SdHoareTripleChecker+Invalid, 4230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 211 IncrementalHoareTripleChecker+Valid, 4019 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:12:45,206 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1637 Valid, 4943 Invalid, 4230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [211 Valid, 4019 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:12:45,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6516 states. [2022-03-15 15:12:45,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6516 to 2737. [2022-03-15 15:12:45,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2737 states, 2725 states have (on average 1.9321100917431193) internal successors, (5265), 2736 states have internal predecessors, (5265), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:45,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2737 states to 2737 states and 5265 transitions. [2022-03-15 15:12:45,248 INFO L78 Accepts]: Start accepts. Automaton has 2737 states and 5265 transitions. Word has length 135 [2022-03-15 15:12:45,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:12:45,248 INFO L470 AbstractCegarLoop]: Abstraction has 2737 states and 5265 transitions. [2022-03-15 15:12:45,248 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:45,248 INFO L276 IsEmpty]: Start isEmpty. Operand 2737 states and 5265 transitions. [2022-03-15 15:12:45,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:12:45,249 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:12:45,249 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:12:45,249 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable129 [2022-03-15 15:12:45,249 INFO L402 AbstractCegarLoop]: === Iteration 131 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:12:45,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:12:45,250 INFO L85 PathProgramCache]: Analyzing trace with hash -130998053, now seen corresponding path program 14 times [2022-03-15 15:12:45,250 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:12:45,250 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [399631098] [2022-03-15 15:12:45,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:12:45,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:12:45,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:12:45,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:12:45,522 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:12:45,523 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [399631098] [2022-03-15 15:12:45,523 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [399631098] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:12:45,523 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:12:45,523 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:12:45,523 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1570418801] [2022-03-15 15:12:45,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:12:45,523 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:12:45,523 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:12:45,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:12:45,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:12:45,523 INFO L87 Difference]: Start difference. First operand 2737 states and 5265 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:48,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:12:48,217 INFO L93 Difference]: Finished difference Result 6405 states and 12314 transitions. [2022-03-15 15:12:48,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-03-15 15:12:48,218 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:12:48,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:12:48,224 INFO L225 Difference]: With dead ends: 6405 [2022-03-15 15:12:48,225 INFO L226 Difference]: Without dead ends: 6405 [2022-03-15 15:12:48,225 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1636 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=697, Invalid=4853, Unknown=0, NotChecked=0, Total=5550 [2022-03-15 15:12:48,225 INFO L933 BasicCegarLoop]: 431 mSDtfsCounter, 1527 mSDsluCounter, 5026 mSDsCounter, 0 mSdLazyCounter, 4503 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1527 SdHoareTripleChecker+Valid, 5454 SdHoareTripleChecker+Invalid, 4694 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 4503 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:12:48,225 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1527 Valid, 5454 Invalid, 4694 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 4503 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-15 15:12:48,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6405 states. [2022-03-15 15:12:48,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6405 to 2699. [2022-03-15 15:12:48,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2699 states, 2687 states have (on average 1.9311499813918869) internal successors, (5189), 2698 states have internal predecessors, (5189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:48,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2699 states to 2699 states and 5189 transitions. [2022-03-15 15:12:48,259 INFO L78 Accepts]: Start accepts. Automaton has 2699 states and 5189 transitions. Word has length 135 [2022-03-15 15:12:48,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:12:48,259 INFO L470 AbstractCegarLoop]: Abstraction has 2699 states and 5189 transitions. [2022-03-15 15:12:48,259 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:48,259 INFO L276 IsEmpty]: Start isEmpty. Operand 2699 states and 5189 transitions. [2022-03-15 15:12:48,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:12:48,261 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:12:48,261 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:12:48,261 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130 [2022-03-15 15:12:48,261 INFO L402 AbstractCegarLoop]: === Iteration 132 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:12:48,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:12:48,261 INFO L85 PathProgramCache]: Analyzing trace with hash 1540590545, now seen corresponding path program 15 times [2022-03-15 15:12:48,261 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:12:48,261 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [938295239] [2022-03-15 15:12:48,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:12:48,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:12:48,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:12:48,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:12:48,501 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:12:48,501 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [938295239] [2022-03-15 15:12:48,501 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [938295239] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:12:48,501 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:12:48,501 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:12:48,501 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [649444912] [2022-03-15 15:12:48,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:12:48,501 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:12:48,501 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:12:48,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:12:48,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:12:48,502 INFO L87 Difference]: Start difference. First operand 2699 states and 5189 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:50,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:12:50,961 INFO L93 Difference]: Finished difference Result 6795 states and 13022 transitions. [2022-03-15 15:12:50,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-03-15 15:12:50,962 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:12:50,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:12:50,971 INFO L225 Difference]: With dead ends: 6795 [2022-03-15 15:12:50,971 INFO L226 Difference]: Without dead ends: 6775 [2022-03-15 15:12:50,972 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2015 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=848, Invalid=5632, Unknown=0, NotChecked=0, Total=6480 [2022-03-15 15:12:50,972 INFO L933 BasicCegarLoop]: 420 mSDtfsCounter, 2021 mSDsluCounter, 3882 mSDsCounter, 0 mSdLazyCounter, 3486 mSolverCounterSat, 269 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2021 SdHoareTripleChecker+Valid, 4299 SdHoareTripleChecker+Invalid, 3755 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 269 IncrementalHoareTripleChecker+Valid, 3486 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:12:50,972 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2021 Valid, 4299 Invalid, 3755 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [269 Valid, 3486 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:12:50,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6775 states. [2022-03-15 15:12:51,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6775 to 2963. [2022-03-15 15:12:51,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2963 states, 2951 states have (on average 1.9400203320908167) internal successors, (5725), 2962 states have internal predecessors, (5725), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:51,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2963 states to 2963 states and 5725 transitions. [2022-03-15 15:12:51,011 INFO L78 Accepts]: Start accepts. Automaton has 2963 states and 5725 transitions. Word has length 135 [2022-03-15 15:12:51,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:12:51,011 INFO L470 AbstractCegarLoop]: Abstraction has 2963 states and 5725 transitions. [2022-03-15 15:12:51,011 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:51,011 INFO L276 IsEmpty]: Start isEmpty. Operand 2963 states and 5725 transitions. [2022-03-15 15:12:51,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:12:51,012 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:12:51,012 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:12:51,012 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable131 [2022-03-15 15:12:51,012 INFO L402 AbstractCegarLoop]: === Iteration 133 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:12:51,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:12:51,013 INFO L85 PathProgramCache]: Analyzing trace with hash 711835767, now seen corresponding path program 37 times [2022-03-15 15:12:51,013 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:12:51,013 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [980216768] [2022-03-15 15:12:51,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:12:51,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:12:51,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:12:51,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:12:51,269 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:12:51,269 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [980216768] [2022-03-15 15:12:51,269 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [980216768] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:12:51,269 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:12:51,270 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:12:51,270 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [107520507] [2022-03-15 15:12:51,270 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:12:51,271 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:12:51,271 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:12:51,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:12:51,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:12:51,271 INFO L87 Difference]: Start difference. First operand 2963 states and 5725 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:53,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:12:53,234 INFO L93 Difference]: Finished difference Result 5589 states and 10765 transitions. [2022-03-15 15:12:53,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2022-03-15 15:12:53,235 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:12:53,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:12:53,240 INFO L225 Difference]: With dead ends: 5589 [2022-03-15 15:12:53,241 INFO L226 Difference]: Without dead ends: 5589 [2022-03-15 15:12:53,241 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1873 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=752, Invalid=5254, Unknown=0, NotChecked=0, Total=6006 [2022-03-15 15:12:53,241 INFO L933 BasicCegarLoop]: 368 mSDtfsCounter, 1452 mSDsluCounter, 4107 mSDsCounter, 0 mSdLazyCounter, 2969 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1452 SdHoareTripleChecker+Valid, 4473 SdHoareTripleChecker+Invalid, 3060 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 2969 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:12:53,241 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1452 Valid, 4473 Invalid, 3060 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 2969 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:12:53,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5589 states. [2022-03-15 15:12:53,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5589 to 2981. [2022-03-15 15:12:53,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2981 states, 2969 states have (on average 1.9403839676658807) internal successors, (5761), 2980 states have internal predecessors, (5761), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:53,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2981 states to 2981 states and 5761 transitions. [2022-03-15 15:12:53,276 INFO L78 Accepts]: Start accepts. Automaton has 2981 states and 5761 transitions. Word has length 135 [2022-03-15 15:12:53,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:12:53,277 INFO L470 AbstractCegarLoop]: Abstraction has 2981 states and 5761 transitions. [2022-03-15 15:12:53,277 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:53,277 INFO L276 IsEmpty]: Start isEmpty. Operand 2981 states and 5761 transitions. [2022-03-15 15:12:53,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:12:53,278 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:12:53,278 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:12:53,278 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable132 [2022-03-15 15:12:53,278 INFO L402 AbstractCegarLoop]: === Iteration 134 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:12:53,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:12:53,278 INFO L85 PathProgramCache]: Analyzing trace with hash -1515216223, now seen corresponding path program 16 times [2022-03-15 15:12:53,278 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:12:53,279 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [615851851] [2022-03-15 15:12:53,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:12:53,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:12:53,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:12:53,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:12:53,543 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:12:53,543 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [615851851] [2022-03-15 15:12:53,544 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [615851851] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:12:53,544 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:12:53,544 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:12:53,544 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542389586] [2022-03-15 15:12:53,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:12:53,544 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:12:53,544 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:12:53,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:12:53,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:12:53,545 INFO L87 Difference]: Start difference. First operand 2981 states and 5761 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:56,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:12:56,403 INFO L93 Difference]: Finished difference Result 7356 states and 14088 transitions. [2022-03-15 15:12:56,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-03-15 15:12:56,404 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:12:56,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:12:56,413 INFO L225 Difference]: With dead ends: 7356 [2022-03-15 15:12:56,413 INFO L226 Difference]: Without dead ends: 7356 [2022-03-15 15:12:56,414 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2008 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=873, Invalid=5607, Unknown=0, NotChecked=0, Total=6480 [2022-03-15 15:12:56,414 INFO L933 BasicCegarLoop]: 436 mSDtfsCounter, 1596 mSDsluCounter, 4971 mSDsCounter, 0 mSdLazyCounter, 4399 mSolverCounterSat, 178 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1596 SdHoareTripleChecker+Valid, 5404 SdHoareTripleChecker+Invalid, 4577 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 178 IncrementalHoareTripleChecker+Valid, 4399 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:12:56,414 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1596 Valid, 5404 Invalid, 4577 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [178 Valid, 4399 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-15 15:12:56,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7356 states. [2022-03-15 15:12:56,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7356 to 2987. [2022-03-15 15:12:56,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2987 states, 2975 states have (on average 1.9405042016806722) internal successors, (5773), 2986 states have internal predecessors, (5773), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:56,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2987 states to 2987 states and 5773 transitions. [2022-03-15 15:12:56,458 INFO L78 Accepts]: Start accepts. Automaton has 2987 states and 5773 transitions. Word has length 135 [2022-03-15 15:12:56,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:12:56,458 INFO L470 AbstractCegarLoop]: Abstraction has 2987 states and 5773 transitions. [2022-03-15 15:12:56,458 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:56,458 INFO L276 IsEmpty]: Start isEmpty. Operand 2987 states and 5773 transitions. [2022-03-15 15:12:56,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:12:56,459 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:12:56,459 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:12:56,459 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable133 [2022-03-15 15:12:56,459 INFO L402 AbstractCegarLoop]: === Iteration 135 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:12:56,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:12:56,460 INFO L85 PathProgramCache]: Analyzing trace with hash -1527109143, now seen corresponding path program 17 times [2022-03-15 15:12:56,460 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:12:56,460 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [687889524] [2022-03-15 15:12:56,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:12:56,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:12:56,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:12:56,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:12:56,720 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:12:56,720 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [687889524] [2022-03-15 15:12:56,720 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [687889524] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:12:56,720 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:12:56,721 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:12:56,721 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [291700864] [2022-03-15 15:12:56,721 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:12:56,721 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:12:56,721 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:12:56,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:12:56,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:12:56,721 INFO L87 Difference]: Start difference. First operand 2987 states and 5773 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:59,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:12:59,840 INFO L93 Difference]: Finished difference Result 7476 states and 14323 transitions. [2022-03-15 15:12:59,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2022-03-15 15:12:59,840 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:12:59,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:12:59,849 INFO L225 Difference]: With dead ends: 7476 [2022-03-15 15:12:59,849 INFO L226 Difference]: Without dead ends: 7476 [2022-03-15 15:12:59,849 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2130 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=909, Invalid=5897, Unknown=0, NotChecked=0, Total=6806 [2022-03-15 15:12:59,850 INFO L933 BasicCegarLoop]: 452 mSDtfsCounter, 1624 mSDsluCounter, 5183 mSDsCounter, 0 mSdLazyCounter, 4890 mSolverCounterSat, 200 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1624 SdHoareTripleChecker+Valid, 5632 SdHoareTripleChecker+Invalid, 5090 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 200 IncrementalHoareTripleChecker+Valid, 4890 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:12:59,850 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1624 Valid, 5632 Invalid, 5090 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [200 Valid, 4890 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-15 15:12:59,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7476 states. [2022-03-15 15:12:59,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7476 to 2985. [2022-03-15 15:12:59,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2985 states, 2973 states have (on average 1.9404641775983855) internal successors, (5769), 2984 states have internal predecessors, (5769), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:59,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2985 states to 2985 states and 5769 transitions. [2022-03-15 15:12:59,890 INFO L78 Accepts]: Start accepts. Automaton has 2985 states and 5769 transitions. Word has length 135 [2022-03-15 15:12:59,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:12:59,890 INFO L470 AbstractCegarLoop]: Abstraction has 2985 states and 5769 transitions. [2022-03-15 15:12:59,890 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:12:59,890 INFO L276 IsEmpty]: Start isEmpty. Operand 2985 states and 5769 transitions. [2022-03-15 15:12:59,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:12:59,891 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:12:59,891 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:12:59,891 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable134 [2022-03-15 15:12:59,891 INFO L402 AbstractCegarLoop]: === Iteration 136 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:12:59,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:12:59,891 INFO L85 PathProgramCache]: Analyzing trace with hash -763972619, now seen corresponding path program 18 times [2022-03-15 15:12:59,891 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:12:59,891 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [154341208] [2022-03-15 15:12:59,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:12:59,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:12:59,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:00,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:13:00,151 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:00,151 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [154341208] [2022-03-15 15:13:00,151 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [154341208] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:00,151 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:00,151 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:13:00,151 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2015124018] [2022-03-15 15:13:00,151 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:00,151 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:13:00,151 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:00,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:13:00,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:13:00,152 INFO L87 Difference]: Start difference. First operand 2985 states and 5769 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:02,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:02,886 INFO L93 Difference]: Finished difference Result 7556 states and 14483 transitions. [2022-03-15 15:13:02,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2022-03-15 15:13:02,886 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:13:02,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:02,894 INFO L225 Difference]: With dead ends: 7556 [2022-03-15 15:13:02,894 INFO L226 Difference]: Without dead ends: 7556 [2022-03-15 15:13:02,895 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2137 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=899, Invalid=5907, Unknown=0, NotChecked=0, Total=6806 [2022-03-15 15:13:02,895 INFO L933 BasicCegarLoop]: 435 mSDtfsCounter, 1792 mSDsluCounter, 4457 mSDsCounter, 0 mSdLazyCounter, 4036 mSolverCounterSat, 226 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1792 SdHoareTripleChecker+Valid, 4889 SdHoareTripleChecker+Invalid, 4262 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 226 IncrementalHoareTripleChecker+Valid, 4036 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:02,895 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1792 Valid, 4889 Invalid, 4262 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [226 Valid, 4036 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:13:02,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7556 states. [2022-03-15 15:13:02,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7556 to 2983. [2022-03-15 15:13:02,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2983 states, 2971 states have (on average 1.9404240996297544) internal successors, (5765), 2982 states have internal predecessors, (5765), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:02,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2983 states to 2983 states and 5765 transitions. [2022-03-15 15:13:02,934 INFO L78 Accepts]: Start accepts. Automaton has 2983 states and 5765 transitions. Word has length 135 [2022-03-15 15:13:02,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:02,935 INFO L470 AbstractCegarLoop]: Abstraction has 2983 states and 5765 transitions. [2022-03-15 15:13:02,935 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:02,935 INFO L276 IsEmpty]: Start isEmpty. Operand 2983 states and 5765 transitions. [2022-03-15 15:13:02,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:13:02,936 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:02,936 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:02,936 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable135 [2022-03-15 15:13:02,936 INFO L402 AbstractCegarLoop]: === Iteration 137 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:13:02,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:02,936 INFO L85 PathProgramCache]: Analyzing trace with hash 363450267, now seen corresponding path program 19 times [2022-03-15 15:13:02,936 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:02,936 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [675536704] [2022-03-15 15:13:02,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:02,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:02,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:03,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:13:03,226 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:03,226 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [675536704] [2022-03-15 15:13:03,226 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [675536704] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:03,226 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:03,226 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:13:03,226 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049845863] [2022-03-15 15:13:03,226 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:03,227 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:13:03,227 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:03,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:13:03,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:13:03,227 INFO L87 Difference]: Start difference. First operand 2983 states and 5765 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:05,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:05,830 INFO L93 Difference]: Finished difference Result 7620 states and 14611 transitions. [2022-03-15 15:13:05,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2022-03-15 15:13:05,830 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:13:05,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:05,840 INFO L225 Difference]: With dead ends: 7620 [2022-03-15 15:13:05,840 INFO L226 Difference]: Without dead ends: 7620 [2022-03-15 15:13:05,841 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2144 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=891, Invalid=5915, Unknown=0, NotChecked=0, Total=6806 [2022-03-15 15:13:05,841 INFO L933 BasicCegarLoop]: 431 mSDtfsCounter, 1901 mSDsluCounter, 4192 mSDsCounter, 0 mSdLazyCounter, 3700 mSolverCounterSat, 285 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1901 SdHoareTripleChecker+Valid, 4620 SdHoareTripleChecker+Invalid, 3985 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 285 IncrementalHoareTripleChecker+Valid, 3700 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:05,841 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1901 Valid, 4620 Invalid, 3985 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [285 Valid, 3700 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:13:05,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7620 states. [2022-03-15 15:13:05,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7620 to 2981. [2022-03-15 15:13:05,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2981 states, 2969 states have (on average 1.9403839676658807) internal successors, (5761), 2980 states have internal predecessors, (5761), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:05,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2981 states to 2981 states and 5761 transitions. [2022-03-15 15:13:05,897 INFO L78 Accepts]: Start accepts. Automaton has 2981 states and 5761 transitions. Word has length 135 [2022-03-15 15:13:05,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:05,897 INFO L470 AbstractCegarLoop]: Abstraction has 2981 states and 5761 transitions. [2022-03-15 15:13:05,897 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:05,897 INFO L276 IsEmpty]: Start isEmpty. Operand 2981 states and 5761 transitions. [2022-03-15 15:13:05,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:13:05,898 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:05,898 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:05,898 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable136 [2022-03-15 15:13:05,898 INFO L402 AbstractCegarLoop]: === Iteration 138 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:13:05,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:05,899 INFO L85 PathProgramCache]: Analyzing trace with hash -2011296415, now seen corresponding path program 20 times [2022-03-15 15:13:05,899 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:05,899 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453394435] [2022-03-15 15:13:05,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:05,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:05,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:06,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:13:06,189 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:06,189 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1453394435] [2022-03-15 15:13:06,189 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1453394435] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:06,189 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:06,189 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:13:06,189 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [155801143] [2022-03-15 15:13:06,189 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:06,189 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:13:06,189 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:06,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:13:06,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:13:06,190 INFO L87 Difference]: Start difference. First operand 2981 states and 5761 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:08,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:08,789 INFO L93 Difference]: Finished difference Result 6172 states and 11858 transitions. [2022-03-15 15:13:08,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-03-15 15:13:08,790 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:13:08,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:08,796 INFO L225 Difference]: With dead ends: 6172 [2022-03-15 15:13:08,796 INFO L226 Difference]: Without dead ends: 6152 [2022-03-15 15:13:08,797 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1651 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=839, Invalid=4861, Unknown=0, NotChecked=0, Total=5700 [2022-03-15 15:13:08,797 INFO L933 BasicCegarLoop]: 417 mSDtfsCounter, 1613 mSDsluCounter, 4139 mSDsCounter, 0 mSdLazyCounter, 3760 mSolverCounterSat, 240 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1613 SdHoareTripleChecker+Valid, 4553 SdHoareTripleChecker+Invalid, 4000 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 240 IncrementalHoareTripleChecker+Valid, 3760 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:08,797 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1613 Valid, 4553 Invalid, 4000 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [240 Valid, 3760 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:13:08,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6152 states. [2022-03-15 15:13:08,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6152 to 3286. [2022-03-15 15:13:08,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3286 states, 3274 states have (on average 1.954184483811851) internal successors, (6398), 3285 states have internal predecessors, (6398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:08,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3286 states to 3286 states and 6398 transitions. [2022-03-15 15:13:08,836 INFO L78 Accepts]: Start accepts. Automaton has 3286 states and 6398 transitions. Word has length 135 [2022-03-15 15:13:08,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:08,836 INFO L470 AbstractCegarLoop]: Abstraction has 3286 states and 6398 transitions. [2022-03-15 15:13:08,836 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:08,836 INFO L276 IsEmpty]: Start isEmpty. Operand 3286 states and 6398 transitions. [2022-03-15 15:13:08,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:13:08,837 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:08,837 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:08,837 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable137 [2022-03-15 15:13:08,837 INFO L402 AbstractCegarLoop]: === Iteration 139 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:13:08,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:08,838 INFO L85 PathProgramCache]: Analyzing trace with hash -2044895643, now seen corresponding path program 21 times [2022-03-15 15:13:08,838 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:08,838 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1353050175] [2022-03-15 15:13:08,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:08,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:08,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:09,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:13:09,158 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:09,158 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1353050175] [2022-03-15 15:13:09,158 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1353050175] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:09,158 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:09,158 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:13:09,158 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1777436285] [2022-03-15 15:13:09,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:09,158 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:13:09,158 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:09,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:13:09,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:13:09,159 INFO L87 Difference]: Start difference. First operand 3286 states and 6398 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:11,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:11,967 INFO L93 Difference]: Finished difference Result 5991 states and 11493 transitions. [2022-03-15 15:13:11,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-03-15 15:13:11,968 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:13:11,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:11,974 INFO L225 Difference]: With dead ends: 5991 [2022-03-15 15:13:11,974 INFO L226 Difference]: Without dead ends: 5991 [2022-03-15 15:13:11,975 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1951 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=933, Invalid=5547, Unknown=0, NotChecked=0, Total=6480 [2022-03-15 15:13:11,975 INFO L933 BasicCegarLoop]: 404 mSDtfsCounter, 1569 mSDsluCounter, 4243 mSDsCounter, 0 mSdLazyCounter, 4038 mSolverCounterSat, 243 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1569 SdHoareTripleChecker+Valid, 4644 SdHoareTripleChecker+Invalid, 4281 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 243 IncrementalHoareTripleChecker+Valid, 4038 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:11,975 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1569 Valid, 4644 Invalid, 4281 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [243 Valid, 4038 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-15 15:13:11,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5991 states. [2022-03-15 15:13:12,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5991 to 3288. [2022-03-15 15:13:12,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3288 states, 3276 states have (on average 1.9542124542124542) internal successors, (6402), 3287 states have internal predecessors, (6402), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:12,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3288 states to 3288 states and 6402 transitions. [2022-03-15 15:13:12,017 INFO L78 Accepts]: Start accepts. Automaton has 3288 states and 6402 transitions. Word has length 135 [2022-03-15 15:13:12,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:12,018 INFO L470 AbstractCegarLoop]: Abstraction has 3288 states and 6402 transitions. [2022-03-15 15:13:12,018 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:12,018 INFO L276 IsEmpty]: Start isEmpty. Operand 3288 states and 6402 transitions. [2022-03-15 15:13:12,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:13:12,019 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:12,019 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:12,020 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable138 [2022-03-15 15:13:12,020 INFO L402 AbstractCegarLoop]: === Iteration 140 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:13:12,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:12,020 INFO L85 PathProgramCache]: Analyzing trace with hash 1014191559, now seen corresponding path program 22 times [2022-03-15 15:13:12,020 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:12,020 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1104522555] [2022-03-15 15:13:12,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:12,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:12,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:12,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:13:12,331 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:12,331 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1104522555] [2022-03-15 15:13:12,331 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1104522555] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:12,331 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:12,331 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:13:12,331 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680930451] [2022-03-15 15:13:12,331 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:12,332 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:13:12,332 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:12,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:13:12,332 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:13:12,332 INFO L87 Difference]: Start difference. First operand 3288 states and 6402 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:15,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:15,345 INFO L93 Difference]: Finished difference Result 6030 states and 11570 transitions. [2022-03-15 15:13:15,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2022-03-15 15:13:15,345 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:13:15,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:15,352 INFO L225 Difference]: With dead ends: 6030 [2022-03-15 15:13:15,352 INFO L226 Difference]: Without dead ends: 6030 [2022-03-15 15:13:15,353 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1889 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=910, Invalid=5410, Unknown=0, NotChecked=0, Total=6320 [2022-03-15 15:13:15,353 INFO L933 BasicCegarLoop]: 418 mSDtfsCounter, 1512 mSDsluCounter, 4629 mSDsCounter, 0 mSdLazyCounter, 4516 mSolverCounterSat, 224 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1512 SdHoareTripleChecker+Valid, 5044 SdHoareTripleChecker+Invalid, 4740 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 224 IncrementalHoareTripleChecker+Valid, 4516 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:15,353 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1512 Valid, 5044 Invalid, 4740 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [224 Valid, 4516 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-15 15:13:15,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6030 states. [2022-03-15 15:13:15,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6030 to 3286. [2022-03-15 15:13:15,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3286 states, 3274 states have (on average 1.954184483811851) internal successors, (6398), 3285 states have internal predecessors, (6398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:15,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3286 states to 3286 states and 6398 transitions. [2022-03-15 15:13:15,407 INFO L78 Accepts]: Start accepts. Automaton has 3286 states and 6398 transitions. Word has length 135 [2022-03-15 15:13:15,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:15,408 INFO L470 AbstractCegarLoop]: Abstraction has 3286 states and 6398 transitions. [2022-03-15 15:13:15,408 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:15,408 INFO L276 IsEmpty]: Start isEmpty. Operand 3286 states and 6398 transitions. [2022-03-15 15:13:15,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:13:15,409 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:15,409 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:15,409 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable139 [2022-03-15 15:13:15,409 INFO L402 AbstractCegarLoop]: === Iteration 141 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:13:15,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:15,410 INFO L85 PathProgramCache]: Analyzing trace with hash -2037018315, now seen corresponding path program 23 times [2022-03-15 15:13:15,410 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:15,410 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [181701394] [2022-03-15 15:13:15,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:15,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:15,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:15,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:13:15,695 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:15,695 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [181701394] [2022-03-15 15:13:15,695 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [181701394] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:15,695 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:15,695 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:13:15,695 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441807322] [2022-03-15 15:13:15,695 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:15,696 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:13:15,696 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:15,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:13:15,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:13:15,696 INFO L87 Difference]: Start difference. First operand 3286 states and 6398 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:18,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:18,107 INFO L93 Difference]: Finished difference Result 5972 states and 11455 transitions. [2022-03-15 15:13:18,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2022-03-15 15:13:18,108 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:13:18,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:18,115 INFO L225 Difference]: With dead ends: 5972 [2022-03-15 15:13:18,115 INFO L226 Difference]: Without dead ends: 5972 [2022-03-15 15:13:18,115 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1902 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=890, Invalid=5430, Unknown=0, NotChecked=0, Total=6320 [2022-03-15 15:13:18,116 INFO L933 BasicCegarLoop]: 364 mSDtfsCounter, 1743 mSDsluCounter, 3592 mSDsCounter, 0 mSdLazyCounter, 3210 mSolverCounterSat, 285 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1743 SdHoareTripleChecker+Valid, 3953 SdHoareTripleChecker+Invalid, 3495 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 285 IncrementalHoareTripleChecker+Valid, 3210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:18,116 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1743 Valid, 3953 Invalid, 3495 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [285 Valid, 3210 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:13:18,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5972 states. [2022-03-15 15:13:18,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5972 to 3290. [2022-03-15 15:13:18,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3290 states, 3278 states have (on average 1.9542403904820012) internal successors, (6406), 3289 states have internal predecessors, (6406), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:18,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3290 states to 3290 states and 6406 transitions. [2022-03-15 15:13:18,161 INFO L78 Accepts]: Start accepts. Automaton has 3290 states and 6406 transitions. Word has length 135 [2022-03-15 15:13:18,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:18,161 INFO L470 AbstractCegarLoop]: Abstraction has 3290 states and 6406 transitions. [2022-03-15 15:13:18,161 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:18,161 INFO L276 IsEmpty]: Start isEmpty. Operand 3290 states and 6406 transitions. [2022-03-15 15:13:18,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:13:18,163 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:18,163 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:18,163 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable140 [2022-03-15 15:13:18,163 INFO L402 AbstractCegarLoop]: === Iteration 142 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:13:18,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:18,163 INFO L85 PathProgramCache]: Analyzing trace with hash 1022068887, now seen corresponding path program 24 times [2022-03-15 15:13:18,163 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:18,163 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851505452] [2022-03-15 15:13:18,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:18,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:18,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:18,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:13:18,415 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:18,415 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [851505452] [2022-03-15 15:13:18,415 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [851505452] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:18,415 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:18,415 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:13:18,415 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [633975902] [2022-03-15 15:13:18,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:18,415 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:13:18,415 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:18,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:13:18,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:13:18,416 INFO L87 Difference]: Start difference. First operand 3290 states and 6406 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:21,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:21,085 INFO L93 Difference]: Finished difference Result 6092 states and 11690 transitions. [2022-03-15 15:13:21,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-03-15 15:13:21,086 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:13:21,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:21,092 INFO L225 Difference]: With dead ends: 6092 [2022-03-15 15:13:21,092 INFO L226 Difference]: Without dead ends: 6092 [2022-03-15 15:13:21,092 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2022 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=926, Invalid=5716, Unknown=0, NotChecked=0, Total=6642 [2022-03-15 15:13:21,092 INFO L933 BasicCegarLoop]: 378 mSDtfsCounter, 1712 mSDsluCounter, 3948 mSDsCounter, 0 mSdLazyCounter, 3736 mSolverCounterSat, 265 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1712 SdHoareTripleChecker+Valid, 4323 SdHoareTripleChecker+Invalid, 4001 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 265 IncrementalHoareTripleChecker+Valid, 3736 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:21,092 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1712 Valid, 4323 Invalid, 4001 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [265 Valid, 3736 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:13:21,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6092 states. [2022-03-15 15:13:21,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6092 to 3288. [2022-03-15 15:13:21,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3288 states, 3276 states have (on average 1.9542124542124542) internal successors, (6402), 3287 states have internal predecessors, (6402), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:21,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3288 states to 3288 states and 6402 transitions. [2022-03-15 15:13:21,133 INFO L78 Accepts]: Start accepts. Automaton has 3288 states and 6402 transitions. Word has length 135 [2022-03-15 15:13:21,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:21,133 INFO L470 AbstractCegarLoop]: Abstraction has 3288 states and 6402 transitions. [2022-03-15 15:13:21,133 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:21,133 INFO L276 IsEmpty]: Start isEmpty. Operand 3288 states and 6402 transitions. [2022-03-15 15:13:21,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:13:21,135 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:21,135 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:21,135 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable141 [2022-03-15 15:13:21,135 INFO L402 AbstractCegarLoop]: === Iteration 143 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:13:21,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:21,135 INFO L85 PathProgramCache]: Analyzing trace with hash -1072068619, now seen corresponding path program 25 times [2022-03-15 15:13:21,135 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:21,135 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1394336338] [2022-03-15 15:13:21,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:21,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:21,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:21,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:13:21,421 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:21,421 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1394336338] [2022-03-15 15:13:21,421 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1394336338] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:21,421 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:21,421 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:13:21,421 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [107778249] [2022-03-15 15:13:21,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:21,421 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:13:21,421 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:21,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:13:21,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:13:21,422 INFO L87 Difference]: Start difference. First operand 3288 states and 6402 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:24,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:24,089 INFO L93 Difference]: Finished difference Result 6112 states and 11734 transitions. [2022-03-15 15:13:24,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2022-03-15 15:13:24,089 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:13:24,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:24,096 INFO L225 Difference]: With dead ends: 6112 [2022-03-15 15:13:24,097 INFO L226 Difference]: Without dead ends: 6112 [2022-03-15 15:13:24,097 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1843 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=861, Invalid=5301, Unknown=0, NotChecked=0, Total=6162 [2022-03-15 15:13:24,097 INFO L933 BasicCegarLoop]: 393 mSDtfsCounter, 1635 mSDsluCounter, 4124 mSDsCounter, 0 mSdLazyCounter, 3897 mSolverCounterSat, 254 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1635 SdHoareTripleChecker+Valid, 4514 SdHoareTripleChecker+Invalid, 4151 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 254 IncrementalHoareTripleChecker+Valid, 3897 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:24,097 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1635 Valid, 4514 Invalid, 4151 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [254 Valid, 3897 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:13:24,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6112 states. [2022-03-15 15:13:24,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6112 to 3286. [2022-03-15 15:13:24,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3286 states, 3274 states have (on average 1.954184483811851) internal successors, (6398), 3285 states have internal predecessors, (6398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:24,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3286 states to 3286 states and 6398 transitions. [2022-03-15 15:13:24,144 INFO L78 Accepts]: Start accepts. Automaton has 3286 states and 6398 transitions. Word has length 135 [2022-03-15 15:13:24,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:24,144 INFO L470 AbstractCegarLoop]: Abstraction has 3286 states and 6398 transitions. [2022-03-15 15:13:24,144 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:24,144 INFO L276 IsEmpty]: Start isEmpty. Operand 3286 states and 6398 transitions. [2022-03-15 15:13:24,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:13:24,145 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:24,145 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:24,145 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable142 [2022-03-15 15:13:24,145 INFO L402 AbstractCegarLoop]: === Iteration 144 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:13:24,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:24,145 INFO L85 PathProgramCache]: Analyzing trace with hash -2009475049, now seen corresponding path program 26 times [2022-03-15 15:13:24,146 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:24,146 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1692314393] [2022-03-15 15:13:24,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:24,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:24,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:24,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:13:24,434 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:24,434 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1692314393] [2022-03-15 15:13:24,435 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1692314393] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:24,435 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:24,435 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:13:24,435 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [339205888] [2022-03-15 15:13:24,435 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:24,435 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:13:24,435 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:24,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:13:24,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:13:24,435 INFO L87 Difference]: Start difference. First operand 3286 states and 6398 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:26,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:26,613 INFO L93 Difference]: Finished difference Result 5960 states and 11431 transitions. [2022-03-15 15:13:26,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2022-03-15 15:13:26,613 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:13:26,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:26,620 INFO L225 Difference]: With dead ends: 5960 [2022-03-15 15:13:26,620 INFO L226 Difference]: Without dead ends: 5960 [2022-03-15 15:13:26,620 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1855 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=853, Invalid=5309, Unknown=0, NotChecked=0, Total=6162 [2022-03-15 15:13:26,620 INFO L933 BasicCegarLoop]: 343 mSDtfsCounter, 1693 mSDsluCounter, 3140 mSDsCounter, 0 mSdLazyCounter, 2636 mSolverCounterSat, 314 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1693 SdHoareTripleChecker+Valid, 3480 SdHoareTripleChecker+Invalid, 2950 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 314 IncrementalHoareTripleChecker+Valid, 2636 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:26,620 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1693 Valid, 3480 Invalid, 2950 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [314 Valid, 2636 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:13:26,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5960 states. [2022-03-15 15:13:26,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5960 to 3286. [2022-03-15 15:13:26,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3286 states, 3274 states have (on average 1.954184483811851) internal successors, (6398), 3285 states have internal predecessors, (6398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:26,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3286 states to 3286 states and 6398 transitions. [2022-03-15 15:13:26,662 INFO L78 Accepts]: Start accepts. Automaton has 3286 states and 6398 transitions. Word has length 135 [2022-03-15 15:13:26,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:26,663 INFO L470 AbstractCegarLoop]: Abstraction has 3286 states and 6398 transitions. [2022-03-15 15:13:26,663 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:26,663 INFO L276 IsEmpty]: Start isEmpty. Operand 3286 states and 6398 transitions. [2022-03-15 15:13:26,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:13:26,664 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:26,664 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:26,664 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable143 [2022-03-15 15:13:26,664 INFO L402 AbstractCegarLoop]: === Iteration 145 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:13:26,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:26,664 INFO L85 PathProgramCache]: Analyzing trace with hash 1049612153, now seen corresponding path program 27 times [2022-03-15 15:13:26,665 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:26,665 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [985573770] [2022-03-15 15:13:26,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:26,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:26,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:26,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:13:26,913 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:26,913 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [985573770] [2022-03-15 15:13:26,913 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [985573770] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:26,913 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:26,913 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:13:26,913 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [596107290] [2022-03-15 15:13:26,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:26,913 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:13:26,913 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:26,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:13:26,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:13:26,914 INFO L87 Difference]: Start difference. First operand 3286 states and 6398 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:29,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:29,301 INFO L93 Difference]: Finished difference Result 6080 states and 11666 transitions. [2022-03-15 15:13:29,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-03-15 15:13:29,301 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:13:29,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:29,308 INFO L225 Difference]: With dead ends: 6080 [2022-03-15 15:13:29,308 INFO L226 Difference]: Without dead ends: 6080 [2022-03-15 15:13:29,308 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1974 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=888, Invalid=5592, Unknown=0, NotChecked=0, Total=6480 [2022-03-15 15:13:29,309 INFO L933 BasicCegarLoop]: 357 mSDtfsCounter, 1765 mSDsluCounter, 3655 mSDsCounter, 0 mSdLazyCounter, 3172 mSolverCounterSat, 324 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1765 SdHoareTripleChecker+Valid, 4009 SdHoareTripleChecker+Invalid, 3496 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 324 IncrementalHoareTripleChecker+Valid, 3172 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:29,309 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1765 Valid, 4009 Invalid, 3496 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [324 Valid, 3172 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:13:29,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6080 states. [2022-03-15 15:13:29,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6080 to 3284. [2022-03-15 15:13:29,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3284 states, 3272 states have (on average 1.9541564792176038) internal successors, (6394), 3283 states have internal predecessors, (6394), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:29,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3284 states to 3284 states and 6394 transitions. [2022-03-15 15:13:29,351 INFO L78 Accepts]: Start accepts. Automaton has 3284 states and 6394 transitions. Word has length 135 [2022-03-15 15:13:29,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:29,351 INFO L470 AbstractCegarLoop]: Abstraction has 3284 states and 6394 transitions. [2022-03-15 15:13:29,351 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:29,351 INFO L276 IsEmpty]: Start isEmpty. Operand 3284 states and 6394 transitions. [2022-03-15 15:13:29,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:13:29,352 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:29,352 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:29,352 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable144 [2022-03-15 15:13:29,352 INFO L402 AbstractCegarLoop]: === Iteration 146 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:13:29,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:29,353 INFO L85 PathProgramCache]: Analyzing trace with hash -1044525353, now seen corresponding path program 28 times [2022-03-15 15:13:29,353 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:29,353 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [858305941] [2022-03-15 15:13:29,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:29,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:29,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:29,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:13:29,618 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:29,618 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [858305941] [2022-03-15 15:13:29,618 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [858305941] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:29,619 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:29,619 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:13:29,619 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [874949217] [2022-03-15 15:13:29,619 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:29,619 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:13:29,619 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:29,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:13:29,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:13:29,619 INFO L87 Difference]: Start difference. First operand 3284 states and 6394 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:32,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:32,087 INFO L93 Difference]: Finished difference Result 6160 states and 11826 transitions. [2022-03-15 15:13:32,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-03-15 15:13:32,088 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:13:32,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:32,095 INFO L225 Difference]: With dead ends: 6160 [2022-03-15 15:13:32,095 INFO L226 Difference]: Without dead ends: 6160 [2022-03-15 15:13:32,095 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1982 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=879, Invalid=5601, Unknown=0, NotChecked=0, Total=6480 [2022-03-15 15:13:32,095 INFO L933 BasicCegarLoop]: 372 mSDtfsCounter, 1654 mSDsluCounter, 3675 mSDsCounter, 0 mSdLazyCounter, 3326 mSolverCounterSat, 320 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1654 SdHoareTripleChecker+Valid, 4044 SdHoareTripleChecker+Invalid, 3646 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 320 IncrementalHoareTripleChecker+Valid, 3326 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:32,095 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1654 Valid, 4044 Invalid, 3646 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [320 Valid, 3326 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:13:32,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6160 states. [2022-03-15 15:13:32,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6160 to 3282. [2022-03-15 15:13:32,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3282 states, 3270 states have (on average 1.9541284403669725) internal successors, (6390), 3281 states have internal predecessors, (6390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:32,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3282 states to 3282 states and 6390 transitions. [2022-03-15 15:13:32,140 INFO L78 Accepts]: Start accepts. Automaton has 3282 states and 6390 transitions. Word has length 135 [2022-03-15 15:13:32,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:32,140 INFO L470 AbstractCegarLoop]: Abstraction has 3282 states and 6390 transitions. [2022-03-15 15:13:32,140 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:32,140 INFO L276 IsEmpty]: Start isEmpty. Operand 3282 states and 6390 transitions. [2022-03-15 15:13:32,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:13:32,142 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:32,142 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:32,143 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable145 [2022-03-15 15:13:32,143 INFO L402 AbstractCegarLoop]: === Iteration 147 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:13:32,143 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:32,143 INFO L85 PathProgramCache]: Analyzing trace with hash -937672327, now seen corresponding path program 29 times [2022-03-15 15:13:32,143 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:32,143 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [71940193] [2022-03-15 15:13:32,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:32,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:32,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:32,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:13:32,407 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:32,407 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [71940193] [2022-03-15 15:13:32,407 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [71940193] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:32,407 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:32,407 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:13:32,407 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1794776168] [2022-03-15 15:13:32,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:32,407 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:13:32,407 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:32,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:13:32,408 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:13:32,408 INFO L87 Difference]: Start difference. First operand 3282 states and 6390 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:34,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:34,851 INFO L93 Difference]: Finished difference Result 5995 states and 11500 transitions. [2022-03-15 15:13:34,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2022-03-15 15:13:34,851 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:13:34,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:34,861 INFO L225 Difference]: With dead ends: 5995 [2022-03-15 15:13:34,861 INFO L226 Difference]: Without dead ends: 5995 [2022-03-15 15:13:34,862 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1800 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=818, Invalid=5188, Unknown=0, NotChecked=0, Total=6006 [2022-03-15 15:13:34,862 INFO L933 BasicCegarLoop]: 386 mSDtfsCounter, 1742 mSDsluCounter, 3734 mSDsCounter, 0 mSdLazyCounter, 3491 mSolverCounterSat, 301 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1742 SdHoareTripleChecker+Valid, 4117 SdHoareTripleChecker+Invalid, 3792 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 301 IncrementalHoareTripleChecker+Valid, 3491 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:34,862 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1742 Valid, 4117 Invalid, 3792 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [301 Valid, 3491 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:13:34,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5995 states. [2022-03-15 15:13:34,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5995 to 3256. [2022-03-15 15:13:34,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3256 states, 3244 states have (on average 1.9537607891491986) internal successors, (6338), 3255 states have internal predecessors, (6338), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:34,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3256 states to 3256 states and 6338 transitions. [2022-03-15 15:13:34,902 INFO L78 Accepts]: Start accepts. Automaton has 3256 states and 6338 transitions. Word has length 135 [2022-03-15 15:13:34,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:34,903 INFO L470 AbstractCegarLoop]: Abstraction has 3256 states and 6338 transitions. [2022-03-15 15:13:34,903 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:34,903 INFO L276 IsEmpty]: Start isEmpty. Operand 3256 states and 6338 transitions. [2022-03-15 15:13:34,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:13:34,904 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:34,904 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:34,904 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable146 [2022-03-15 15:13:34,904 INFO L402 AbstractCegarLoop]: === Iteration 148 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:13:34,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:34,904 INFO L85 PathProgramCache]: Analyzing trace with hash 881817713, now seen corresponding path program 38 times [2022-03-15 15:13:34,904 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:34,904 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [528952671] [2022-03-15 15:13:34,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:34,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:34,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:35,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:13:35,265 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:35,265 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [528952671] [2022-03-15 15:13:35,265 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [528952671] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:35,265 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:35,265 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-15 15:13:35,265 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013882465] [2022-03-15 15:13:35,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:35,266 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-15 15:13:35,266 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:35,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-15 15:13:35,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=364, Unknown=0, NotChecked=0, Total=420 [2022-03-15 15:13:35,266 INFO L87 Difference]: Start difference. First operand 3256 states and 6338 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:37,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:37,334 INFO L93 Difference]: Finished difference Result 4522 states and 8761 transitions. [2022-03-15 15:13:37,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-15 15:13:37,334 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:13:37,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:37,339 INFO L225 Difference]: With dead ends: 4522 [2022-03-15 15:13:37,339 INFO L226 Difference]: Without dead ends: 4522 [2022-03-15 15:13:37,339 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1255 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=733, Invalid=3823, Unknown=0, NotChecked=0, Total=4556 [2022-03-15 15:13:37,339 INFO L933 BasicCegarLoop]: 279 mSDtfsCounter, 1206 mSDsluCounter, 3308 mSDsCounter, 0 mSdLazyCounter, 2640 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1206 SdHoareTripleChecker+Valid, 3585 SdHoareTripleChecker+Invalid, 2748 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 2640 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:37,339 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1206 Valid, 3585 Invalid, 2748 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 2640 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:13:37,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4522 states. [2022-03-15 15:13:37,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4522 to 3250. [2022-03-15 15:13:37,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3250 states, 3238 states have (on average 1.9536751080914145) internal successors, (6326), 3249 states have internal predecessors, (6326), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:37,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3250 states to 3250 states and 6326 transitions. [2022-03-15 15:13:37,373 INFO L78 Accepts]: Start accepts. Automaton has 3250 states and 6326 transitions. Word has length 135 [2022-03-15 15:13:37,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:37,373 INFO L470 AbstractCegarLoop]: Abstraction has 3250 states and 6326 transitions. [2022-03-15 15:13:37,374 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:37,374 INFO L276 IsEmpty]: Start isEmpty. Operand 3250 states and 6326 transitions. [2022-03-15 15:13:37,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:13:37,375 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:37,375 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:37,375 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable147 [2022-03-15 15:13:37,375 INFO L402 AbstractCegarLoop]: === Iteration 149 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:13:37,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:37,375 INFO L85 PathProgramCache]: Analyzing trace with hash -1006800455, now seen corresponding path program 39 times [2022-03-15 15:13:37,375 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:37,375 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1719051275] [2022-03-15 15:13:37,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:37,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:37,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:37,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:13:37,731 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:37,731 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1719051275] [2022-03-15 15:13:37,731 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1719051275] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:37,731 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:37,731 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-15 15:13:37,731 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523864365] [2022-03-15 15:13:37,731 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:37,731 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-15 15:13:37,731 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:37,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-15 15:13:37,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-15 15:13:37,732 INFO L87 Difference]: Start difference. First operand 3250 states and 6326 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:39,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:39,900 INFO L93 Difference]: Finished difference Result 4554 states and 8823 transitions. [2022-03-15 15:13:39,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-15 15:13:39,901 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:13:39,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:39,906 INFO L225 Difference]: With dead ends: 4554 [2022-03-15 15:13:39,906 INFO L226 Difference]: Without dead ends: 4554 [2022-03-15 15:13:39,906 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1459 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=792, Invalid=4320, Unknown=0, NotChecked=0, Total=5112 [2022-03-15 15:13:39,907 INFO L933 BasicCegarLoop]: 288 mSDtfsCounter, 1228 mSDsluCounter, 3368 mSDsCounter, 0 mSdLazyCounter, 2727 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1228 SdHoareTripleChecker+Valid, 3654 SdHoareTripleChecker+Invalid, 2854 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 2727 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:39,907 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1228 Valid, 3654 Invalid, 2854 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 2727 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:13:39,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4554 states. [2022-03-15 15:13:39,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4554 to 3244. [2022-03-15 15:13:39,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3244 states, 3232 states have (on average 1.953589108910891) internal successors, (6314), 3243 states have internal predecessors, (6314), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:39,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3244 states to 3244 states and 6314 transitions. [2022-03-15 15:13:39,943 INFO L78 Accepts]: Start accepts. Automaton has 3244 states and 6314 transitions. Word has length 135 [2022-03-15 15:13:39,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:39,944 INFO L470 AbstractCegarLoop]: Abstraction has 3244 states and 6314 transitions. [2022-03-15 15:13:39,944 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:39,944 INFO L276 IsEmpty]: Start isEmpty. Operand 3244 states and 6314 transitions. [2022-03-15 15:13:39,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:13:39,945 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:39,945 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:39,945 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable148 [2022-03-15 15:13:39,945 INFO L402 AbstractCegarLoop]: === Iteration 150 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:13:39,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:39,945 INFO L85 PathProgramCache]: Analyzing trace with hash -2119379663, now seen corresponding path program 40 times [2022-03-15 15:13:39,945 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:39,945 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053920063] [2022-03-15 15:13:39,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:39,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:39,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:40,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:13:40,294 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:40,294 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1053920063] [2022-03-15 15:13:40,294 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1053920063] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:40,294 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:40,294 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-15 15:13:40,294 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [531592694] [2022-03-15 15:13:40,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:40,294 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-15 15:13:40,294 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:40,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-15 15:13:40,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2022-03-15 15:13:40,295 INFO L87 Difference]: Start difference. First operand 3244 states and 6314 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:42,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:42,800 INFO L93 Difference]: Finished difference Result 4614 states and 8939 transitions. [2022-03-15 15:13:42,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-15 15:13:42,801 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:13:42,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:42,806 INFO L225 Difference]: With dead ends: 4614 [2022-03-15 15:13:42,806 INFO L226 Difference]: Without dead ends: 4614 [2022-03-15 15:13:42,807 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1567 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=802, Invalid=4600, Unknown=0, NotChecked=0, Total=5402 [2022-03-15 15:13:42,807 INFO L933 BasicCegarLoop]: 293 mSDtfsCounter, 1358 mSDsluCounter, 4006 mSDsCounter, 0 mSdLazyCounter, 3537 mSolverCounterSat, 134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1358 SdHoareTripleChecker+Valid, 4297 SdHoareTripleChecker+Invalid, 3671 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 134 IncrementalHoareTripleChecker+Valid, 3537 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:42,807 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1358 Valid, 4297 Invalid, 3671 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [134 Valid, 3537 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:13:42,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4614 states. [2022-03-15 15:13:42,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4614 to 3238. [2022-03-15 15:13:42,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3238 states, 3226 states have (on average 1.95350278983261) internal successors, (6302), 3237 states have internal predecessors, (6302), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:42,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3238 states to 3238 states and 6302 transitions. [2022-03-15 15:13:42,842 INFO L78 Accepts]: Start accepts. Automaton has 3238 states and 6302 transitions. Word has length 135 [2022-03-15 15:13:42,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:42,842 INFO L470 AbstractCegarLoop]: Abstraction has 3238 states and 6302 transitions. [2022-03-15 15:13:42,842 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:42,842 INFO L276 IsEmpty]: Start isEmpty. Operand 3238 states and 6302 transitions. [2022-03-15 15:13:42,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:13:42,843 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:42,844 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:42,844 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable149 [2022-03-15 15:13:42,844 INFO L402 AbstractCegarLoop]: === Iteration 151 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:13:42,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:42,844 INFO L85 PathProgramCache]: Analyzing trace with hash -1196338183, now seen corresponding path program 41 times [2022-03-15 15:13:42,844 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:42,844 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [67345499] [2022-03-15 15:13:42,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:42,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:42,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:43,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:13:43,159 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:43,159 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [67345499] [2022-03-15 15:13:43,159 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [67345499] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:43,159 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:43,159 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-15 15:13:43,159 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [885476461] [2022-03-15 15:13:43,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:43,160 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-15 15:13:43,160 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:43,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-15 15:13:43,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-15 15:13:43,160 INFO L87 Difference]: Start difference. First operand 3238 states and 6302 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:45,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:45,444 INFO L93 Difference]: Finished difference Result 4582 states and 8877 transitions. [2022-03-15 15:13:45,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-03-15 15:13:45,444 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:13:45,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:45,450 INFO L225 Difference]: With dead ends: 4582 [2022-03-15 15:13:45,450 INFO L226 Difference]: Without dead ends: 4582 [2022-03-15 15:13:45,451 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1681 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=829, Invalid=4871, Unknown=0, NotChecked=0, Total=5700 [2022-03-15 15:13:45,451 INFO L933 BasicCegarLoop]: 301 mSDtfsCounter, 1360 mSDsluCounter, 3507 mSDsCounter, 0 mSdLazyCounter, 2996 mSolverCounterSat, 159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1360 SdHoareTripleChecker+Valid, 3806 SdHoareTripleChecker+Invalid, 3155 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 2996 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:45,451 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1360 Valid, 3806 Invalid, 3155 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [159 Valid, 2996 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:13:45,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4582 states. [2022-03-15 15:13:45,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4582 to 3176. [2022-03-15 15:13:45,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3176 states, 3164 states have (on average 1.9513274336283186) internal successors, (6174), 3175 states have internal predecessors, (6174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:45,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3176 states to 3176 states and 6174 transitions. [2022-03-15 15:13:45,498 INFO L78 Accepts]: Start accepts. Automaton has 3176 states and 6174 transitions. Word has length 135 [2022-03-15 15:13:45,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:45,499 INFO L470 AbstractCegarLoop]: Abstraction has 3176 states and 6174 transitions. [2022-03-15 15:13:45,499 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:45,499 INFO L276 IsEmpty]: Start isEmpty. Operand 3176 states and 6174 transitions. [2022-03-15 15:13:45,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:13:45,500 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:45,500 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:45,500 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable150 [2022-03-15 15:13:45,500 INFO L402 AbstractCegarLoop]: === Iteration 152 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:13:45,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:45,501 INFO L85 PathProgramCache]: Analyzing trace with hash -1457891885, now seen corresponding path program 30 times [2022-03-15 15:13:45,501 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:45,501 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [500562676] [2022-03-15 15:13:45,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:45,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:45,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:45,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:13:45,749 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:45,749 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [500562676] [2022-03-15 15:13:45,749 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [500562676] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:45,749 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:45,749 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:13:45,749 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [707233903] [2022-03-15 15:13:45,750 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:45,750 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:13:45,750 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:45,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:13:45,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:13:45,750 INFO L87 Difference]: Start difference. First operand 3176 states and 6174 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:47,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:47,852 INFO L93 Difference]: Finished difference Result 5473 states and 10584 transitions. [2022-03-15 15:13:47,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-15 15:13:47,852 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:13:47,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:47,858 INFO L225 Difference]: With dead ends: 5473 [2022-03-15 15:13:47,858 INFO L226 Difference]: Without dead ends: 5473 [2022-03-15 15:13:47,858 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 781 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=431, Invalid=2761, Unknown=0, NotChecked=0, Total=3192 [2022-03-15 15:13:47,858 INFO L933 BasicCegarLoop]: 336 mSDtfsCounter, 1347 mSDsluCounter, 4068 mSDsCounter, 0 mSdLazyCounter, 3873 mSolverCounterSat, 145 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1347 SdHoareTripleChecker+Valid, 4401 SdHoareTripleChecker+Invalid, 4018 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 145 IncrementalHoareTripleChecker+Valid, 3873 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:47,858 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1347 Valid, 4401 Invalid, 4018 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [145 Valid, 3873 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:13:47,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5473 states. [2022-03-15 15:13:47,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5473 to 3338. [2022-03-15 15:13:47,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3338 states, 3326 states have (on average 1.9549007817197834) internal successors, (6502), 3337 states have internal predecessors, (6502), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:47,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3338 states to 3338 states and 6502 transitions. [2022-03-15 15:13:47,893 INFO L78 Accepts]: Start accepts. Automaton has 3338 states and 6502 transitions. Word has length 135 [2022-03-15 15:13:47,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:47,893 INFO L470 AbstractCegarLoop]: Abstraction has 3338 states and 6502 transitions. [2022-03-15 15:13:47,894 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:47,894 INFO L276 IsEmpty]: Start isEmpty. Operand 3338 states and 6502 transitions. [2022-03-15 15:13:47,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:13:47,895 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:47,895 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:47,895 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable151 [2022-03-15 15:13:47,895 INFO L402 AbstractCegarLoop]: === Iteration 153 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:13:47,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:47,895 INFO L85 PathProgramCache]: Analyzing trace with hash 2008320633, now seen corresponding path program 42 times [2022-03-15 15:13:47,895 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:47,895 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [454563259] [2022-03-15 15:13:47,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:47,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:47,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:48,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:13:48,160 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:48,160 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [454563259] [2022-03-15 15:13:48,160 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [454563259] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:48,160 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:48,161 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:13:48,161 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206149805] [2022-03-15 15:13:48,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:48,161 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:13:48,161 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:48,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:13:48,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:13:48,161 INFO L87 Difference]: Start difference. First operand 3338 states and 6502 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:49,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:49,603 INFO L93 Difference]: Finished difference Result 4878 states and 9473 transitions. [2022-03-15 15:13:49,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-15 15:13:49,604 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:13:49,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:49,609 INFO L225 Difference]: With dead ends: 4878 [2022-03-15 15:13:49,609 INFO L226 Difference]: Without dead ends: 4878 [2022-03-15 15:13:49,610 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 781 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=445, Invalid=2747, Unknown=0, NotChecked=0, Total=3192 [2022-03-15 15:13:49,610 INFO L933 BasicCegarLoop]: 292 mSDtfsCounter, 1364 mSDsluCounter, 3138 mSDsCounter, 0 mSdLazyCounter, 2339 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1364 SdHoareTripleChecker+Valid, 3428 SdHoareTripleChecker+Invalid, 2440 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 2339 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:49,610 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1364 Valid, 3428 Invalid, 2440 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 2339 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:13:49,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4878 states. [2022-03-15 15:13:49,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4878 to 3306. [2022-03-15 15:13:49,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3306 states, 3294 states have (on average 1.9544626593806922) internal successors, (6438), 3305 states have internal predecessors, (6438), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:49,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3306 states to 3306 states and 6438 transitions. [2022-03-15 15:13:49,649 INFO L78 Accepts]: Start accepts. Automaton has 3306 states and 6438 transitions. Word has length 135 [2022-03-15 15:13:49,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:49,649 INFO L470 AbstractCegarLoop]: Abstraction has 3306 states and 6438 transitions. [2022-03-15 15:13:49,649 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:49,649 INFO L276 IsEmpty]: Start isEmpty. Operand 3306 states and 6438 transitions. [2022-03-15 15:13:49,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:13:49,651 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:49,651 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:49,651 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable152 [2022-03-15 15:13:49,651 INFO L402 AbstractCegarLoop]: === Iteration 154 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:13:49,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:49,651 INFO L85 PathProgramCache]: Analyzing trace with hash 1911172929, now seen corresponding path program 43 times [2022-03-15 15:13:49,651 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:49,652 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [805468769] [2022-03-15 15:13:49,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:49,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:49,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:49,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:13:49,930 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:49,930 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [805468769] [2022-03-15 15:13:49,930 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [805468769] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:49,930 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:49,930 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:13:49,931 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1658790966] [2022-03-15 15:13:49,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:49,931 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:13:49,931 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:49,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:13:49,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:13:49,931 INFO L87 Difference]: Start difference. First operand 3306 states and 6438 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:51,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:51,096 INFO L93 Difference]: Finished difference Result 3856 states and 7522 transitions. [2022-03-15 15:13:51,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-03-15 15:13:51,096 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:13:51,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:51,100 INFO L225 Difference]: With dead ends: 3856 [2022-03-15 15:13:51,100 INFO L226 Difference]: Without dead ends: 3856 [2022-03-15 15:13:51,101 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 637 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=421, Invalid=2335, Unknown=0, NotChecked=0, Total=2756 [2022-03-15 15:13:51,101 INFO L933 BasicCegarLoop]: 230 mSDtfsCounter, 1017 mSDsluCounter, 2280 mSDsCounter, 0 mSdLazyCounter, 1672 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1017 SdHoareTripleChecker+Valid, 2508 SdHoareTripleChecker+Invalid, 1755 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 1672 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:51,101 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1017 Valid, 2508 Invalid, 1755 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 1672 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-15 15:13:51,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3856 states. [2022-03-15 15:13:51,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3856 to 3312. [2022-03-15 15:13:51,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3312 states, 3300 states have (on average 1.9545454545454546) internal successors, (6450), 3311 states have internal predecessors, (6450), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:51,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3312 states to 3312 states and 6450 transitions. [2022-03-15 15:13:51,131 INFO L78 Accepts]: Start accepts. Automaton has 3312 states and 6450 transitions. Word has length 135 [2022-03-15 15:13:51,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:51,131 INFO L470 AbstractCegarLoop]: Abstraction has 3312 states and 6450 transitions. [2022-03-15 15:13:51,131 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:51,131 INFO L276 IsEmpty]: Start isEmpty. Operand 3312 states and 6450 transitions. [2022-03-15 15:13:51,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:13:51,132 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:51,133 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:51,133 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable153 [2022-03-15 15:13:51,133 INFO L402 AbstractCegarLoop]: === Iteration 155 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:13:51,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:51,133 INFO L85 PathProgramCache]: Analyzing trace with hash 195802453, now seen corresponding path program 44 times [2022-03-15 15:13:51,133 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:51,133 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [172079308] [2022-03-15 15:13:51,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:51,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:51,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:51,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:13:51,378 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:51,378 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [172079308] [2022-03-15 15:13:51,378 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [172079308] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:51,378 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:51,378 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:13:51,378 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1522589060] [2022-03-15 15:13:51,378 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:51,378 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:13:51,378 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:51,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:13:51,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:13:51,379 INFO L87 Difference]: Start difference. First operand 3312 states and 6450 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:52,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:52,800 INFO L93 Difference]: Finished difference Result 3890 states and 7588 transitions. [2022-03-15 15:13:52,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-15 15:13:52,800 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:13:52,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:52,804 INFO L225 Difference]: With dead ends: 3890 [2022-03-15 15:13:52,804 INFO L226 Difference]: Without dead ends: 3890 [2022-03-15 15:13:52,805 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 707 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=438, Invalid=2532, Unknown=0, NotChecked=0, Total=2970 [2022-03-15 15:13:52,805 INFO L933 BasicCegarLoop]: 239 mSDtfsCounter, 977 mSDsluCounter, 2767 mSDsCounter, 0 mSdLazyCounter, 2207 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 977 SdHoareTripleChecker+Valid, 3004 SdHoareTripleChecker+Invalid, 2291 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 2207 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:52,805 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [977 Valid, 3004 Invalid, 2291 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 2207 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:13:52,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3890 states. [2022-03-15 15:13:52,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3890 to 3310. [2022-03-15 15:13:52,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3310 states, 3298 states have (on average 1.9545178896300788) internal successors, (6446), 3309 states have internal predecessors, (6446), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:52,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3310 states to 3310 states and 6446 transitions. [2022-03-15 15:13:52,839 INFO L78 Accepts]: Start accepts. Automaton has 3310 states and 6446 transitions. Word has length 135 [2022-03-15 15:13:52,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:52,839 INFO L470 AbstractCegarLoop]: Abstraction has 3310 states and 6446 transitions. [2022-03-15 15:13:52,839 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:52,839 INFO L276 IsEmpty]: Start isEmpty. Operand 3310 states and 6446 transitions. [2022-03-15 15:13:52,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:13:52,840 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:52,840 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:52,840 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable154 [2022-03-15 15:13:52,840 INFO L402 AbstractCegarLoop]: === Iteration 156 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:13:52,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:52,841 INFO L85 PathProgramCache]: Analyzing trace with hash -585768097, now seen corresponding path program 45 times [2022-03-15 15:13:52,841 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:52,841 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2022571820] [2022-03-15 15:13:52,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:52,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:52,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:53,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:13:53,122 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:53,122 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2022571820] [2022-03-15 15:13:53,122 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2022571820] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:53,122 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:53,122 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:13:53,122 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1247190915] [2022-03-15 15:13:53,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:53,122 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:13:53,122 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:53,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:13:53,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:13:53,123 INFO L87 Difference]: Start difference. First operand 3310 states and 6446 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:54,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:54,547 INFO L93 Difference]: Finished difference Result 3915 states and 7636 transitions. [2022-03-15 15:13:54,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-15 15:13:54,547 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:13:54,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:54,551 INFO L225 Difference]: With dead ends: 3915 [2022-03-15 15:13:54,551 INFO L226 Difference]: Without dead ends: 3915 [2022-03-15 15:13:54,552 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 710 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=424, Invalid=2546, Unknown=0, NotChecked=0, Total=2970 [2022-03-15 15:13:54,552 INFO L933 BasicCegarLoop]: 245 mSDtfsCounter, 855 mSDsluCounter, 2844 mSDsCounter, 0 mSdLazyCounter, 2288 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 855 SdHoareTripleChecker+Valid, 3087 SdHoareTripleChecker+Invalid, 2371 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 2288 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:54,552 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [855 Valid, 3087 Invalid, 2371 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 2288 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:13:54,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3915 states. [2022-03-15 15:13:54,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3915 to 3308. [2022-03-15 15:13:54,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3308 states, 3296 states have (on average 1.954490291262136) internal successors, (6442), 3307 states have internal predecessors, (6442), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:54,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3308 states to 3308 states and 6442 transitions. [2022-03-15 15:13:54,585 INFO L78 Accepts]: Start accepts. Automaton has 3308 states and 6442 transitions. Word has length 135 [2022-03-15 15:13:54,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:54,585 INFO L470 AbstractCegarLoop]: Abstraction has 3308 states and 6442 transitions. [2022-03-15 15:13:54,585 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:54,585 INFO L276 IsEmpty]: Start isEmpty. Operand 3308 states and 6442 transitions. [2022-03-15 15:13:54,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:13:54,587 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:54,587 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:54,587 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable155 [2022-03-15 15:13:54,587 INFO L402 AbstractCegarLoop]: === Iteration 157 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:13:54,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:54,587 INFO L85 PathProgramCache]: Analyzing trace with hash 1700051127, now seen corresponding path program 46 times [2022-03-15 15:13:54,587 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:54,587 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1456764543] [2022-03-15 15:13:54,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:54,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:54,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:54,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:13:54,834 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:54,834 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1456764543] [2022-03-15 15:13:54,834 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1456764543] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:54,834 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:54,834 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:13:54,834 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1984903534] [2022-03-15 15:13:54,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:54,834 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:13:54,834 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:54,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:13:54,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:13:54,835 INFO L87 Difference]: Start difference. First operand 3308 states and 6442 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:56,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:56,346 INFO L93 Difference]: Finished difference Result 3945 states and 7694 transitions. [2022-03-15 15:13:56,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-15 15:13:56,346 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:13:56,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:56,350 INFO L225 Difference]: With dead ends: 3945 [2022-03-15 15:13:56,350 INFO L226 Difference]: Without dead ends: 3945 [2022-03-15 15:13:56,351 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 710 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=418, Invalid=2552, Unknown=0, NotChecked=0, Total=2970 [2022-03-15 15:13:56,351 INFO L933 BasicCegarLoop]: 253 mSDtfsCounter, 904 mSDsluCounter, 3106 mSDsCounter, 0 mSdLazyCounter, 2566 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 904 SdHoareTripleChecker+Valid, 3357 SdHoareTripleChecker+Invalid, 2661 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 2566 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:56,351 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [904 Valid, 3357 Invalid, 2661 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 2566 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:13:56,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3945 states. [2022-03-15 15:13:56,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3945 to 3302. [2022-03-15 15:13:56,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3302 states, 3290 states have (on average 1.9544072948328268) internal successors, (6430), 3301 states have internal predecessors, (6430), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:56,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3302 states to 3302 states and 6430 transitions. [2022-03-15 15:13:56,392 INFO L78 Accepts]: Start accepts. Automaton has 3302 states and 6430 transitions. Word has length 135 [2022-03-15 15:13:56,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:56,392 INFO L470 AbstractCegarLoop]: Abstraction has 3302 states and 6430 transitions. [2022-03-15 15:13:56,392 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:56,392 INFO L276 IsEmpty]: Start isEmpty. Operand 3302 states and 6430 transitions. [2022-03-15 15:13:56,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:13:56,393 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:56,393 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:56,393 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable156 [2022-03-15 15:13:56,393 INFO L402 AbstractCegarLoop]: === Iteration 158 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:13:56,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:56,394 INFO L85 PathProgramCache]: Analyzing trace with hash 670966335, now seen corresponding path program 31 times [2022-03-15 15:13:56,394 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:56,394 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1250760627] [2022-03-15 15:13:56,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:56,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:56,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:56,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:13:56,634 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:56,634 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1250760627] [2022-03-15 15:13:56,635 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1250760627] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:56,635 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:56,635 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:13:56,635 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [255287717] [2022-03-15 15:13:56,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:56,635 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:13:56,635 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:56,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:13:56,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:13:56,635 INFO L87 Difference]: Start difference. First operand 3302 states and 6430 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:59,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:13:59,061 INFO L93 Difference]: Finished difference Result 7277 states and 14042 transitions. [2022-03-15 15:13:59,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-15 15:13:59,062 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:13:59,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:13:59,072 INFO L225 Difference]: With dead ends: 7277 [2022-03-15 15:13:59,072 INFO L226 Difference]: Without dead ends: 7277 [2022-03-15 15:13:59,072 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1090 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=525, Invalid=3507, Unknown=0, NotChecked=0, Total=4032 [2022-03-15 15:13:59,073 INFO L933 BasicCegarLoop]: 402 mSDtfsCounter, 1503 mSDsluCounter, 4917 mSDsCounter, 0 mSdLazyCounter, 4283 mSolverCounterSat, 134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1503 SdHoareTripleChecker+Valid, 5316 SdHoareTripleChecker+Invalid, 4417 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 134 IncrementalHoareTripleChecker+Valid, 4283 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:13:59,073 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1503 Valid, 5316 Invalid, 4417 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [134 Valid, 4283 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-15 15:13:59,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7277 states. [2022-03-15 15:13:59,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7277 to 3350. [2022-03-15 15:13:59,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3350 states, 3338 states have (on average 1.9550629119233074) internal successors, (6526), 3349 states have internal predecessors, (6526), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:59,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3350 states to 3350 states and 6526 transitions. [2022-03-15 15:13:59,126 INFO L78 Accepts]: Start accepts. Automaton has 3350 states and 6526 transitions. Word has length 135 [2022-03-15 15:13:59,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:13:59,126 INFO L470 AbstractCegarLoop]: Abstraction has 3350 states and 6526 transitions. [2022-03-15 15:13:59,126 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:13:59,126 INFO L276 IsEmpty]: Start isEmpty. Operand 3350 states and 6526 transitions. [2022-03-15 15:13:59,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:13:59,128 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:13:59,128 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:13:59,128 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable157 [2022-03-15 15:13:59,128 INFO L402 AbstractCegarLoop]: === Iteration 159 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:13:59,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:13:59,128 INFO L85 PathProgramCache]: Analyzing trace with hash -157788443, now seen corresponding path program 47 times [2022-03-15 15:13:59,128 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:13:59,128 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [209391529] [2022-03-15 15:13:59,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:13:59,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:13:59,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:13:59,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:13:59,382 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:13:59,382 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [209391529] [2022-03-15 15:13:59,382 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [209391529] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:13:59,382 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:13:59,382 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:13:59,383 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802001239] [2022-03-15 15:13:59,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:13:59,383 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:13:59,383 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:13:59,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:13:59,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:13:59,383 INFO L87 Difference]: Start difference. First operand 3350 states and 6526 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:01,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:14:01,230 INFO L93 Difference]: Finished difference Result 6120 states and 11874 transitions. [2022-03-15 15:14:01,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-15 15:14:01,230 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:14:01,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:14:01,235 INFO L225 Difference]: With dead ends: 6120 [2022-03-15 15:14:01,236 INFO L226 Difference]: Without dead ends: 6120 [2022-03-15 15:14:01,236 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1237 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=578, Invalid=3844, Unknown=0, NotChecked=0, Total=4422 [2022-03-15 15:14:01,236 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1347 mSDsluCounter, 4284 mSDsCounter, 0 mSdLazyCounter, 3016 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1347 SdHoareTripleChecker+Valid, 4641 SdHoareTripleChecker+Invalid, 3089 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 3016 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:14:01,236 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1347 Valid, 4641 Invalid, 3089 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 3016 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:14:01,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6120 states. [2022-03-15 15:14:01,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6120 to 3340. [2022-03-15 15:14:01,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3340 states, 3328 states have (on average 1.9549278846153846) internal successors, (6506), 3339 states have internal predecessors, (6506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:01,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3340 states to 3340 states and 6506 transitions. [2022-03-15 15:14:01,271 INFO L78 Accepts]: Start accepts. Automaton has 3340 states and 6506 transitions. Word has length 135 [2022-03-15 15:14:01,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:14:01,271 INFO L470 AbstractCegarLoop]: Abstraction has 3340 states and 6506 transitions. [2022-03-15 15:14:01,271 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:01,272 INFO L276 IsEmpty]: Start isEmpty. Operand 3340 states and 6506 transitions. [2022-03-15 15:14:01,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:14:01,273 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:14:01,273 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:14:01,273 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable158 [2022-03-15 15:14:01,273 INFO L402 AbstractCegarLoop]: === Iteration 160 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:14:01,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:14:01,273 INFO L85 PathProgramCache]: Analyzing trace with hash 1910126863, now seen corresponding path program 32 times [2022-03-15 15:14:01,273 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:14:01,273 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [348107731] [2022-03-15 15:14:01,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:14:01,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:14:01,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:14:01,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:14:01,524 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:14:01,524 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [348107731] [2022-03-15 15:14:01,524 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [348107731] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:14:01,524 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:14:01,524 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:14:01,524 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1825134281] [2022-03-15 15:14:01,524 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:14:01,524 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:14:01,524 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:14:01,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:14:01,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:14:01,525 INFO L87 Difference]: Start difference. First operand 3340 states and 6506 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:03,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:14:03,454 INFO L93 Difference]: Finished difference Result 6436 states and 12434 transitions. [2022-03-15 15:14:03,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-15 15:14:03,455 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:14:03,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:14:03,462 INFO L225 Difference]: With dead ends: 6436 [2022-03-15 15:14:03,462 INFO L226 Difference]: Without dead ends: 6436 [2022-03-15 15:14:03,462 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 813 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=451, Invalid=2855, Unknown=0, NotChecked=0, Total=3306 [2022-03-15 15:14:03,462 INFO L933 BasicCegarLoop]: 389 mSDtfsCounter, 1541 mSDsluCounter, 3752 mSDsCounter, 0 mSdLazyCounter, 3164 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1541 SdHoareTripleChecker+Valid, 4138 SdHoareTripleChecker+Invalid, 3339 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 3164 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:14:03,463 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1541 Valid, 4138 Invalid, 3339 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 3164 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:14:03,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6436 states. [2022-03-15 15:14:03,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6436 to 3340. [2022-03-15 15:14:03,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3340 states, 3328 states have (on average 1.9549278846153846) internal successors, (6506), 3339 states have internal predecessors, (6506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:03,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3340 states to 3340 states and 6506 transitions. [2022-03-15 15:14:03,503 INFO L78 Accepts]: Start accepts. Automaton has 3340 states and 6506 transitions. Word has length 135 [2022-03-15 15:14:03,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:14:03,504 INFO L470 AbstractCegarLoop]: Abstraction has 3340 states and 6506 transitions. [2022-03-15 15:14:03,504 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:03,504 INFO L276 IsEmpty]: Start isEmpty. Operand 3340 states and 6506 transitions. [2022-03-15 15:14:03,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:14:03,505 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:14:03,505 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:14:03,505 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable159 [2022-03-15 15:14:03,505 INFO L402 AbstractCegarLoop]: === Iteration 161 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:14:03,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:14:03,505 INFO L85 PathProgramCache]: Analyzing trace with hash 1898233943, now seen corresponding path program 33 times [2022-03-15 15:14:03,505 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:14:03,505 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [899610454] [2022-03-15 15:14:03,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:14:03,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:14:03,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:14:03,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:14:03,759 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:14:03,760 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [899610454] [2022-03-15 15:14:03,760 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [899610454] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:14:03,760 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:14:03,760 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:14:03,760 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1577145438] [2022-03-15 15:14:03,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:14:03,760 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:14:03,760 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:14:03,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:14:03,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:14:03,760 INFO L87 Difference]: Start difference. First operand 3340 states and 6506 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:06,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:14:06,003 INFO L93 Difference]: Finished difference Result 6556 states and 12669 transitions. [2022-03-15 15:14:06,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-15 15:14:06,003 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:14:06,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:14:06,012 INFO L225 Difference]: With dead ends: 6556 [2022-03-15 15:14:06,012 INFO L226 Difference]: Without dead ends: 6556 [2022-03-15 15:14:06,012 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 932 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=492, Invalid=3168, Unknown=0, NotChecked=0, Total=3660 [2022-03-15 15:14:06,012 INFO L933 BasicCegarLoop]: 406 mSDtfsCounter, 1546 mSDsluCounter, 4343 mSDsCounter, 0 mSdLazyCounter, 3866 mSolverCounterSat, 182 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1546 SdHoareTripleChecker+Valid, 4746 SdHoareTripleChecker+Invalid, 4048 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 182 IncrementalHoareTripleChecker+Valid, 3866 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:14:06,012 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1546 Valid, 4746 Invalid, 4048 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [182 Valid, 3866 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:14:06,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6556 states. [2022-03-15 15:14:06,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6556 to 3338. [2022-03-15 15:14:06,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3338 states, 3326 states have (on average 1.9549007817197834) internal successors, (6502), 3337 states have internal predecessors, (6502), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:06,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3338 states to 3338 states and 6502 transitions. [2022-03-15 15:14:06,054 INFO L78 Accepts]: Start accepts. Automaton has 3338 states and 6502 transitions. Word has length 135 [2022-03-15 15:14:06,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:14:06,054 INFO L470 AbstractCegarLoop]: Abstraction has 3338 states and 6502 transitions. [2022-03-15 15:14:06,054 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:06,054 INFO L276 IsEmpty]: Start isEmpty. Operand 3338 states and 6502 transitions. [2022-03-15 15:14:06,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:14:06,055 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:14:06,055 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:14:06,056 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable160 [2022-03-15 15:14:06,056 INFO L402 AbstractCegarLoop]: === Iteration 162 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:14:06,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:14:06,056 INFO L85 PathProgramCache]: Analyzing trace with hash -1633596829, now seen corresponding path program 34 times [2022-03-15 15:14:06,056 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:14:06,056 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346682858] [2022-03-15 15:14:06,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:14:06,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:14:06,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:14:06,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:14:06,320 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:14:06,320 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346682858] [2022-03-15 15:14:06,320 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [346682858] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:14:06,320 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:14:06,320 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:14:06,320 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1494738732] [2022-03-15 15:14:06,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:14:06,320 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:14:06,320 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:14:06,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:14:06,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:14:06,320 INFO L87 Difference]: Start difference. First operand 3338 states and 6502 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:08,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:14:08,409 INFO L93 Difference]: Finished difference Result 6636 states and 12829 transitions. [2022-03-15 15:14:08,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-15 15:14:08,409 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:14:08,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:14:08,416 INFO L225 Difference]: With dead ends: 6636 [2022-03-15 15:14:08,416 INFO L226 Difference]: Without dead ends: 6636 [2022-03-15 15:14:08,416 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 937 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=485, Invalid=3175, Unknown=0, NotChecked=0, Total=3660 [2022-03-15 15:14:08,416 INFO L933 BasicCegarLoop]: 388 mSDtfsCounter, 1429 mSDsluCounter, 3990 mSDsCounter, 0 mSdLazyCounter, 3422 mSolverCounterSat, 213 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1429 SdHoareTripleChecker+Valid, 4375 SdHoareTripleChecker+Invalid, 3635 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 213 IncrementalHoareTripleChecker+Valid, 3422 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:14:08,416 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1429 Valid, 4375 Invalid, 3635 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [213 Valid, 3422 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:14:08,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6636 states. [2022-03-15 15:14:08,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6636 to 3336. [2022-03-15 15:14:08,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3336 states, 3324 states have (on average 1.9548736462093863) internal successors, (6498), 3335 states have internal predecessors, (6498), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:08,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3336 states to 3336 states and 6498 transitions. [2022-03-15 15:14:08,455 INFO L78 Accepts]: Start accepts. Automaton has 3336 states and 6498 transitions. Word has length 135 [2022-03-15 15:14:08,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:14:08,455 INFO L470 AbstractCegarLoop]: Abstraction has 3336 states and 6498 transitions. [2022-03-15 15:14:08,455 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:08,455 INFO L276 IsEmpty]: Start isEmpty. Operand 3336 states and 6498 transitions. [2022-03-15 15:14:08,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:14:08,457 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:14:08,457 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:14:08,457 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable161 [2022-03-15 15:14:08,457 INFO L402 AbstractCegarLoop]: === Iteration 163 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:14:08,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:14:08,457 INFO L85 PathProgramCache]: Analyzing trace with hash -506173943, now seen corresponding path program 35 times [2022-03-15 15:14:08,457 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:14:08,457 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2145837229] [2022-03-15 15:14:08,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:14:08,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:14:08,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:14:08,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:14:08,707 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:14:08,707 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2145837229] [2022-03-15 15:14:08,707 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2145837229] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:14:08,707 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:14:08,707 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:14:08,707 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [595745546] [2022-03-15 15:14:08,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:14:08,707 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:14:08,707 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:14:08,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:14:08,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:14:08,708 INFO L87 Difference]: Start difference. First operand 3336 states and 6498 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:10,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:14:10,839 INFO L93 Difference]: Finished difference Result 6525 states and 12607 transitions. [2022-03-15 15:14:10,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-15 15:14:10,839 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:14:10,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:14:10,847 INFO L225 Difference]: With dead ends: 6525 [2022-03-15 15:14:10,847 INFO L226 Difference]: Without dead ends: 6525 [2022-03-15 15:14:10,847 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 941 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=480, Invalid=3180, Unknown=0, NotChecked=0, Total=3660 [2022-03-15 15:14:10,847 INFO L933 BasicCegarLoop]: 384 mSDtfsCounter, 1308 mSDsluCounter, 4404 mSDsCounter, 0 mSdLazyCounter, 3716 mSolverCounterSat, 192 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1308 SdHoareTripleChecker+Valid, 4785 SdHoareTripleChecker+Invalid, 3908 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 192 IncrementalHoareTripleChecker+Valid, 3716 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:14:10,847 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1308 Valid, 4785 Invalid, 3908 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [192 Valid, 3716 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:14:10,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6525 states. [2022-03-15 15:14:10,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6525 to 3310. [2022-03-15 15:14:10,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3310 states, 3298 states have (on average 1.9545178896300788) internal successors, (6446), 3309 states have internal predecessors, (6446), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:10,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3310 states to 3310 states and 6446 transitions. [2022-03-15 15:14:10,889 INFO L78 Accepts]: Start accepts. Automaton has 3310 states and 6446 transitions. Word has length 135 [2022-03-15 15:14:10,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:14:10,890 INFO L470 AbstractCegarLoop]: Abstraction has 3310 states and 6446 transitions. [2022-03-15 15:14:10,890 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:10,890 INFO L276 IsEmpty]: Start isEmpty. Operand 3310 states and 6446 transitions. [2022-03-15 15:14:10,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:14:10,891 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:14:10,891 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:14:10,891 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable162 [2022-03-15 15:14:10,891 INFO L402 AbstractCegarLoop]: === Iteration 164 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:14:10,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:14:10,891 INFO L85 PathProgramCache]: Analyzing trace with hash 1165414655, now seen corresponding path program 36 times [2022-03-15 15:14:10,891 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:14:10,891 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [877168341] [2022-03-15 15:14:10,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:14:10,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:14:10,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:14:11,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:14:11,129 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:14:11,129 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [877168341] [2022-03-15 15:14:11,129 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [877168341] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:14:11,129 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:14:11,129 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:14:11,129 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [600010339] [2022-03-15 15:14:11,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:14:11,129 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:14:11,129 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:14:11,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:14:11,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:14:11,130 INFO L87 Difference]: Start difference. First operand 3310 states and 6446 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:13,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:14:13,754 INFO L93 Difference]: Finished difference Result 7419 states and 14311 transitions. [2022-03-15 15:14:13,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-15 15:14:13,754 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:14:13,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:14:13,762 INFO L225 Difference]: With dead ends: 7419 [2022-03-15 15:14:13,762 INFO L226 Difference]: Without dead ends: 7399 [2022-03-15 15:14:13,762 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1491 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=659, Invalid=4453, Unknown=0, NotChecked=0, Total=5112 [2022-03-15 15:14:13,762 INFO L933 BasicCegarLoop]: 427 mSDtfsCounter, 1618 mSDsluCounter, 4886 mSDsCounter, 0 mSdLazyCounter, 4296 mSolverCounterSat, 179 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1618 SdHoareTripleChecker+Valid, 5310 SdHoareTripleChecker+Invalid, 4475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 179 IncrementalHoareTripleChecker+Valid, 4296 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:14:13,762 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1618 Valid, 5310 Invalid, 4475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [179 Valid, 4296 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-15 15:14:13,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7399 states. [2022-03-15 15:14:13,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7399 to 3390. [2022-03-15 15:14:13,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3390 states, 3378 states have (on average 1.955595026642984) internal successors, (6606), 3389 states have internal predecessors, (6606), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:13,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3390 states to 3390 states and 6606 transitions. [2022-03-15 15:14:13,801 INFO L78 Accepts]: Start accepts. Automaton has 3390 states and 6606 transitions. Word has length 135 [2022-03-15 15:14:13,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:14:13,801 INFO L470 AbstractCegarLoop]: Abstraction has 3390 states and 6606 transitions. [2022-03-15 15:14:13,802 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:13,802 INFO L276 IsEmpty]: Start isEmpty. Operand 3390 states and 6606 transitions. [2022-03-15 15:14:13,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:14:13,803 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:14:13,803 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:14:13,803 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable163 [2022-03-15 15:14:13,803 INFO L402 AbstractCegarLoop]: === Iteration 165 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:14:13,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:14:13,803 INFO L85 PathProgramCache]: Analyzing trace with hash 336659877, now seen corresponding path program 48 times [2022-03-15 15:14:13,803 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:14:13,803 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1814760225] [2022-03-15 15:14:13,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:14:13,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:14:13,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:14:14,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:14:14,094 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:14:14,094 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1814760225] [2022-03-15 15:14:14,094 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1814760225] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:14:14,094 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:14:14,094 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:14:14,094 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2112113346] [2022-03-15 15:14:14,095 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:14:14,095 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:14:14,095 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:14:14,095 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:14:14,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:14:14,095 INFO L87 Difference]: Start difference. First operand 3390 states and 6606 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:15,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:14:15,831 INFO L93 Difference]: Finished difference Result 6222 states and 12072 transitions. [2022-03-15 15:14:15,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-15 15:14:15,832 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:14:15,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:14:15,839 INFO L225 Difference]: With dead ends: 6222 [2022-03-15 15:14:15,840 INFO L226 Difference]: Without dead ends: 6222 [2022-03-15 15:14:15,840 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1576 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=681, Invalid=4575, Unknown=0, NotChecked=0, Total=5256 [2022-03-15 15:14:15,840 INFO L933 BasicCegarLoop]: 370 mSDtfsCounter, 1421 mSDsluCounter, 3619 mSDsCounter, 0 mSdLazyCounter, 2430 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1421 SdHoareTripleChecker+Valid, 3987 SdHoareTripleChecker+Invalid, 2525 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 2430 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:14:15,840 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1421 Valid, 3987 Invalid, 2525 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 2430 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:14:15,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6222 states. [2022-03-15 15:14:15,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6222 to 3376. [2022-03-15 15:14:15,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3376 states, 3364 states have (on average 1.955410225921522) internal successors, (6578), 3375 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 15:14:15,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3376 states to 3376 states and 6578 transitions. [2022-03-15 15:14:15,886 INFO L78 Accepts]: Start accepts. Automaton has 3376 states and 6578 transitions. Word has length 135 [2022-03-15 15:14:15,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:14:15,886 INFO L470 AbstractCegarLoop]: Abstraction has 3376 states and 6578 transitions. [2022-03-15 15:14:15,886 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:15,886 INFO L276 IsEmpty]: Start isEmpty. Operand 3376 states and 6578 transitions. [2022-03-15 15:14:15,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:14:15,887 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:14:15,887 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:14:15,887 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable164 [2022-03-15 15:14:15,887 INFO L402 AbstractCegarLoop]: === Iteration 166 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:14:15,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:14:15,888 INFO L85 PathProgramCache]: Analyzing trace with hash -1890392113, now seen corresponding path program 37 times [2022-03-15 15:14:15,888 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:14:15,888 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [406000692] [2022-03-15 15:14:15,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:14:15,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:14:15,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:14:16,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:14:16,152 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:14:16,152 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [406000692] [2022-03-15 15:14:16,152 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [406000692] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:14:16,152 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:14:16,152 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:14:16,152 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1102130286] [2022-03-15 15:14:16,152 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:14:16,153 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:14:16,153 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:14:16,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:14:16,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:14:16,153 INFO L87 Difference]: Start difference. First operand 3376 states and 6578 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:18,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:14:18,581 INFO L93 Difference]: Finished difference Result 7980 states and 15377 transitions. [2022-03-15 15:14:18,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-15 15:14:18,581 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:14:18,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:14:18,591 INFO L225 Difference]: With dead ends: 7980 [2022-03-15 15:14:18,591 INFO L226 Difference]: Without dead ends: 7980 [2022-03-15 15:14:18,591 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1380 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=642, Invalid=4188, Unknown=0, NotChecked=0, Total=4830 [2022-03-15 15:14:18,592 INFO L933 BasicCegarLoop]: 441 mSDtfsCounter, 1410 mSDsluCounter, 4771 mSDsCounter, 0 mSdLazyCounter, 3895 mSolverCounterSat, 208 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1410 SdHoareTripleChecker+Valid, 5209 SdHoareTripleChecker+Invalid, 4103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 208 IncrementalHoareTripleChecker+Valid, 3895 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:14:18,592 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1410 Valid, 5209 Invalid, 4103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [208 Valid, 3895 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:14:18,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7980 states. [2022-03-15 15:14:18,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7980 to 3382. [2022-03-15 15:14:18,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3382 states, 3370 states have (on average 1.9554896142433233) internal successors, (6590), 3381 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 15:14:18,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3382 states to 3382 states and 6590 transitions. [2022-03-15 15:14:18,668 INFO L78 Accepts]: Start accepts. Automaton has 3382 states and 6590 transitions. Word has length 135 [2022-03-15 15:14:18,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:14:18,668 INFO L470 AbstractCegarLoop]: Abstraction has 3382 states and 6590 transitions. [2022-03-15 15:14:18,668 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:18,668 INFO L276 IsEmpty]: Start isEmpty. Operand 3382 states and 6590 transitions. [2022-03-15 15:14:18,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:14:18,669 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:14:18,669 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:14:18,669 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable165 [2022-03-15 15:14:18,669 INFO L402 AbstractCegarLoop]: === Iteration 167 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:14:18,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:14:18,670 INFO L85 PathProgramCache]: Analyzing trace with hash -1902285033, now seen corresponding path program 38 times [2022-03-15 15:14:18,670 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:14:18,670 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [280924687] [2022-03-15 15:14:18,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:14:18,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:14:18,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:14:18,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:14:18,921 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:14:18,921 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [280924687] [2022-03-15 15:14:18,921 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [280924687] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:14:18,921 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:14:18,921 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:14:18,921 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083360019] [2022-03-15 15:14:18,921 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:14:18,921 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:14:18,921 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:14:18,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:14:18,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:14:18,922 INFO L87 Difference]: Start difference. First operand 3382 states and 6590 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:21,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:14:21,508 INFO L93 Difference]: Finished difference Result 8100 states and 15612 transitions. [2022-03-15 15:14:21,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-15 15:14:21,508 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:14:21,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:14:21,518 INFO L225 Difference]: With dead ends: 8100 [2022-03-15 15:14:21,518 INFO L226 Difference]: Without dead ends: 8100 [2022-03-15 15:14:21,518 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1480 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=677, Invalid=4435, Unknown=0, NotChecked=0, Total=5112 [2022-03-15 15:14:21,518 INFO L933 BasicCegarLoop]: 457 mSDtfsCounter, 1497 mSDsluCounter, 4867 mSDsCounter, 0 mSdLazyCounter, 4107 mSolverCounterSat, 251 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1497 SdHoareTripleChecker+Valid, 5321 SdHoareTripleChecker+Invalid, 4358 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 251 IncrementalHoareTripleChecker+Valid, 4107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:14:21,519 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1497 Valid, 5321 Invalid, 4358 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [251 Valid, 4107 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-15 15:14:21,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8100 states. [2022-03-15 15:14:21,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8100 to 3380. [2022-03-15 15:14:21,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3380 states, 3368 states have (on average 1.9554631828978621) internal successors, (6586), 3379 states have internal predecessors, (6586), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:21,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3380 states to 3380 states and 6586 transitions. [2022-03-15 15:14:21,571 INFO L78 Accepts]: Start accepts. Automaton has 3380 states and 6586 transitions. Word has length 135 [2022-03-15 15:14:21,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:14:21,572 INFO L470 AbstractCegarLoop]: Abstraction has 3380 states and 6586 transitions. [2022-03-15 15:14:21,572 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:21,572 INFO L276 IsEmpty]: Start isEmpty. Operand 3380 states and 6586 transitions. [2022-03-15 15:14:21,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:14:21,573 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:14:21,573 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:14:21,573 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable166 [2022-03-15 15:14:21,573 INFO L402 AbstractCegarLoop]: === Iteration 168 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:14:21,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:14:21,573 INFO L85 PathProgramCache]: Analyzing trace with hash -1139148509, now seen corresponding path program 39 times [2022-03-15 15:14:21,574 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:14:21,574 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [326013180] [2022-03-15 15:14:21,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:14:21,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:14:21,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:14:21,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:14:21,820 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:14:21,820 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [326013180] [2022-03-15 15:14:21,820 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [326013180] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:14:21,821 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:14:21,821 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:14:21,821 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827654812] [2022-03-15 15:14:21,821 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:14:21,821 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:14:21,821 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:14:21,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:14:21,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:14:21,821 INFO L87 Difference]: Start difference. First operand 3380 states and 6586 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:24,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:14:24,344 INFO L93 Difference]: Finished difference Result 8180 states and 15772 transitions. [2022-03-15 15:14:24,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-15 15:14:24,345 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:14:24,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:14:24,353 INFO L225 Difference]: With dead ends: 8180 [2022-03-15 15:14:24,353 INFO L226 Difference]: Without dead ends: 8180 [2022-03-15 15:14:24,353 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1485 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=670, Invalid=4442, Unknown=0, NotChecked=0, Total=5112 [2022-03-15 15:14:24,353 INFO L933 BasicCegarLoop]: 445 mSDtfsCounter, 1604 mSDsluCounter, 4488 mSDsCounter, 0 mSdLazyCounter, 3890 mSolverCounterSat, 233 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1604 SdHoareTripleChecker+Valid, 4930 SdHoareTripleChecker+Invalid, 4123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 233 IncrementalHoareTripleChecker+Valid, 3890 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:14:24,353 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1604 Valid, 4930 Invalid, 4123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [233 Valid, 3890 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:14:24,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8180 states. [2022-03-15 15:14:24,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8180 to 3378. [2022-03-15 15:14:24,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3378 states, 3366 states have (on average 1.9554367201426024) internal successors, (6582), 3377 states have internal predecessors, (6582), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:24,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3378 states to 3378 states and 6582 transitions. [2022-03-15 15:14:24,399 INFO L78 Accepts]: Start accepts. Automaton has 3378 states and 6582 transitions. Word has length 135 [2022-03-15 15:14:24,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:14:24,399 INFO L470 AbstractCegarLoop]: Abstraction has 3378 states and 6582 transitions. [2022-03-15 15:14:24,399 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:24,399 INFO L276 IsEmpty]: Start isEmpty. Operand 3378 states and 6582 transitions. [2022-03-15 15:14:24,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:14:24,400 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:14:24,400 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:14:24,400 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable167 [2022-03-15 15:14:24,401 INFO L402 AbstractCegarLoop]: === Iteration 169 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:14:24,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:14:24,401 INFO L85 PathProgramCache]: Analyzing trace with hash -11725623, now seen corresponding path program 40 times [2022-03-15 15:14:24,401 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:14:24,401 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643038588] [2022-03-15 15:14:24,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:14:24,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:14:24,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:14:24,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:14:24,645 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:14:24,645 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1643038588] [2022-03-15 15:14:24,645 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1643038588] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:14:24,645 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:14:24,645 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:14:24,645 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1769289650] [2022-03-15 15:14:24,645 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:14:24,645 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:14:24,645 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:14:24,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:14:24,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:14:24,646 INFO L87 Difference]: Start difference. First operand 3378 states and 6582 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:27,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:14:27,213 INFO L93 Difference]: Finished difference Result 8244 states and 15900 transitions. [2022-03-15 15:14:27,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-15 15:14:27,214 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:14:27,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:14:27,224 INFO L225 Difference]: With dead ends: 8244 [2022-03-15 15:14:27,224 INFO L226 Difference]: Without dead ends: 8244 [2022-03-15 15:14:27,224 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1489 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=665, Invalid=4447, Unknown=0, NotChecked=0, Total=5112 [2022-03-15 15:14:27,225 INFO L933 BasicCegarLoop]: 441 mSDtfsCounter, 1549 mSDsluCounter, 4956 mSDsCounter, 0 mSdLazyCounter, 4227 mSolverCounterSat, 234 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1549 SdHoareTripleChecker+Valid, 5394 SdHoareTripleChecker+Invalid, 4461 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 234 IncrementalHoareTripleChecker+Valid, 4227 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:14:27,225 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1549 Valid, 5394 Invalid, 4461 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [234 Valid, 4227 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-15 15:14:27,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8244 states. [2022-03-15 15:14:27,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8244 to 3368. [2022-03-15 15:14:27,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3368 states, 3356 states have (on average 1.9553039332538737) internal successors, (6562), 3367 states have internal predecessors, (6562), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:27,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3368 states to 3368 states and 6562 transitions. [2022-03-15 15:14:27,278 INFO L78 Accepts]: Start accepts. Automaton has 3368 states and 6562 transitions. Word has length 135 [2022-03-15 15:14:27,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:14:27,278 INFO L470 AbstractCegarLoop]: Abstraction has 3368 states and 6562 transitions. [2022-03-15 15:14:27,278 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:27,278 INFO L276 IsEmpty]: Start isEmpty. Operand 3368 states and 6562 transitions. [2022-03-15 15:14:27,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:14:27,280 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:14:27,280 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:14:27,280 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable168 [2022-03-15 15:14:27,280 INFO L402 AbstractCegarLoop]: === Iteration 170 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:14:27,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:14:27,280 INFO L85 PathProgramCache]: Analyzing trace with hash 1908494991, now seen corresponding path program 41 times [2022-03-15 15:14:27,280 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:14:27,280 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [995230428] [2022-03-15 15:14:27,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:14:27,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:14:27,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:14:27,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:14:27,619 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:14:27,619 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [995230428] [2022-03-15 15:14:27,619 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [995230428] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:14:27,620 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:14:27,620 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:14:27,620 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770854800] [2022-03-15 15:14:27,620 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:14:27,620 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:14:27,620 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:14:27,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:14:27,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:14:27,621 INFO L87 Difference]: Start difference. First operand 3368 states and 6562 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:29,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:14:29,972 INFO L93 Difference]: Finished difference Result 6796 states and 13147 transitions. [2022-03-15 15:14:29,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-15 15:14:29,972 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:14:29,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:14:29,979 INFO L225 Difference]: With dead ends: 6796 [2022-03-15 15:14:29,979 INFO L226 Difference]: Without dead ends: 6776 [2022-03-15 15:14:29,979 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1187 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=640, Invalid=3782, Unknown=0, NotChecked=0, Total=4422 [2022-03-15 15:14:29,979 INFO L933 BasicCegarLoop]: 418 mSDtfsCounter, 1530 mSDsluCounter, 4390 mSDsCounter, 0 mSdLazyCounter, 3699 mSolverCounterSat, 245 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1530 SdHoareTripleChecker+Valid, 4805 SdHoareTripleChecker+Invalid, 3944 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 245 IncrementalHoareTripleChecker+Valid, 3699 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:14:29,979 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1530 Valid, 4805 Invalid, 3944 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [245 Valid, 3699 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:14:29,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6776 states. [2022-03-15 15:14:30,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6776 to 3344. [2022-03-15 15:14:30,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3344 states, 3332 states have (on average 1.9549819927971188) internal successors, (6514), 3343 states have internal predecessors, (6514), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:30,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3344 states to 3344 states and 6514 transitions. [2022-03-15 15:14:30,017 INFO L78 Accepts]: Start accepts. Automaton has 3344 states and 6514 transitions. Word has length 135 [2022-03-15 15:14:30,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:14:30,018 INFO L470 AbstractCegarLoop]: Abstraction has 3344 states and 6514 transitions. [2022-03-15 15:14:30,018 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:30,018 INFO L276 IsEmpty]: Start isEmpty. Operand 3344 states and 6514 transitions. [2022-03-15 15:14:30,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:14:30,019 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:14:30,019 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:14:30,019 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable169 [2022-03-15 15:14:30,019 INFO L402 AbstractCegarLoop]: === Iteration 171 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:14:30,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:14:30,019 INFO L85 PathProgramCache]: Analyzing trace with hash 1874895763, now seen corresponding path program 42 times [2022-03-15 15:14:30,019 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:14:30,019 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [389711111] [2022-03-15 15:14:30,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:14:30,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:14:30,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:14:30,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:14:30,285 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:14:30,285 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [389711111] [2022-03-15 15:14:30,285 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [389711111] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:14:30,285 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:14:30,285 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:14:30,285 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2092585967] [2022-03-15 15:14:30,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:14:30,285 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:14:30,285 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:14:30,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:14:30,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:14:30,286 INFO L87 Difference]: Start difference. First operand 3344 states and 6514 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:32,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:14:32,578 INFO L93 Difference]: Finished difference Result 6615 states and 12782 transitions. [2022-03-15 15:14:32,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-15 15:14:32,578 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:14:32,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:14:32,586 INFO L225 Difference]: With dead ends: 6615 [2022-03-15 15:14:32,586 INFO L226 Difference]: Without dead ends: 6615 [2022-03-15 15:14:32,587 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1336 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=687, Invalid=4143, Unknown=0, NotChecked=0, Total=4830 [2022-03-15 15:14:32,587 INFO L933 BasicCegarLoop]: 405 mSDtfsCounter, 1312 mSDsluCounter, 3947 mSDsCounter, 0 mSdLazyCounter, 3418 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1312 SdHoareTripleChecker+Valid, 4349 SdHoareTripleChecker+Invalid, 3624 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 3418 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:14:32,587 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1312 Valid, 4349 Invalid, 3624 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 3418 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:14:32,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6615 states. [2022-03-15 15:14:32,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6615 to 3346. [2022-03-15 15:14:32,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3346 states, 3334 states have (on average 1.95500899820036) internal successors, (6518), 3345 states have internal predecessors, (6518), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:32,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3346 states to 3346 states and 6518 transitions. [2022-03-15 15:14:32,627 INFO L78 Accepts]: Start accepts. Automaton has 3346 states and 6518 transitions. Word has length 135 [2022-03-15 15:14:32,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:14:32,627 INFO L470 AbstractCegarLoop]: Abstraction has 3346 states and 6518 transitions. [2022-03-15 15:14:32,627 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:32,627 INFO L276 IsEmpty]: Start isEmpty. Operand 3346 states and 6518 transitions. [2022-03-15 15:14:32,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:14:32,628 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:14:32,629 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:14:32,629 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable170 [2022-03-15 15:14:32,629 INFO L402 AbstractCegarLoop]: === Iteration 172 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:14:32,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:14:32,629 INFO L85 PathProgramCache]: Analyzing trace with hash 639015669, now seen corresponding path program 43 times [2022-03-15 15:14:32,629 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:14:32,629 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1964101794] [2022-03-15 15:14:32,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:14:32,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:14:32,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:14:32,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:14:32,909 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:14:32,909 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1964101794] [2022-03-15 15:14:32,910 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1964101794] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:14:32,910 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:14:32,910 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:14:32,910 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [635380362] [2022-03-15 15:14:32,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:14:32,910 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:14:32,910 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:14:32,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:14:32,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:14:32,910 INFO L87 Difference]: Start difference. First operand 3346 states and 6518 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:35,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:14:35,613 INFO L93 Difference]: Finished difference Result 6654 states and 12859 transitions. [2022-03-15 15:14:35,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-15 15:14:35,613 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:14:35,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:14:35,620 INFO L225 Difference]: With dead ends: 6654 [2022-03-15 15:14:35,620 INFO L226 Difference]: Without dead ends: 6654 [2022-03-15 15:14:35,621 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1384 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=704, Invalid=4266, Unknown=0, NotChecked=0, Total=4970 [2022-03-15 15:14:35,621 INFO L933 BasicCegarLoop]: 419 mSDtfsCounter, 1306 mSDsluCounter, 4997 mSDsCounter, 0 mSdLazyCounter, 4585 mSolverCounterSat, 222 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1306 SdHoareTripleChecker+Valid, 5413 SdHoareTripleChecker+Invalid, 4807 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 222 IncrementalHoareTripleChecker+Valid, 4585 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:14:35,621 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1306 Valid, 5413 Invalid, 4807 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [222 Valid, 4585 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-15 15:14:35,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6654 states. [2022-03-15 15:14:35,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6654 to 3340. [2022-03-15 15:14:35,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3340 states, 3328 states have (on average 1.9549278846153846) internal successors, (6506), 3339 states have internal predecessors, (6506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:35,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3340 states to 3340 states and 6506 transitions. [2022-03-15 15:14:35,655 INFO L78 Accepts]: Start accepts. Automaton has 3340 states and 6506 transitions. Word has length 135 [2022-03-15 15:14:35,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:14:35,655 INFO L470 AbstractCegarLoop]: Abstraction has 3340 states and 6506 transitions. [2022-03-15 15:14:35,655 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:35,655 INFO L276 IsEmpty]: Start isEmpty. Operand 3340 states and 6506 transitions. [2022-03-15 15:14:35,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:14:35,656 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:14:35,656 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:14:35,656 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable171 [2022-03-15 15:14:35,657 INFO L402 AbstractCegarLoop]: === Iteration 173 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:14:35,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:14:35,657 INFO L85 PathProgramCache]: Analyzing trace with hash 1882773091, now seen corresponding path program 44 times [2022-03-15 15:14:35,657 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:14:35,657 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1579180149] [2022-03-15 15:14:35,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:14:35,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:14:35,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:14:35,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:14:35,913 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:14:35,913 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1579180149] [2022-03-15 15:14:35,913 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1579180149] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:14:35,913 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:14:35,913 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:14:35,913 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1592188406] [2022-03-15 15:14:35,913 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:14:35,913 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:14:35,913 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:14:35,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:14:35,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:14:35,914 INFO L87 Difference]: Start difference. First operand 3340 states and 6506 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:38,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:14:38,255 INFO L93 Difference]: Finished difference Result 6596 states and 12744 transitions. [2022-03-15 15:14:38,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-15 15:14:38,256 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:14:38,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:14:38,264 INFO L225 Difference]: With dead ends: 6596 [2022-03-15 15:14:38,265 INFO L226 Difference]: Without dead ends: 6596 [2022-03-15 15:14:38,265 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1294 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=650, Invalid=4042, Unknown=0, NotChecked=0, Total=4692 [2022-03-15 15:14:38,265 INFO L933 BasicCegarLoop]: 372 mSDtfsCounter, 1402 mSDsluCounter, 4090 mSDsCounter, 0 mSdLazyCounter, 3620 mSolverCounterSat, 199 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1402 SdHoareTripleChecker+Valid, 4459 SdHoareTripleChecker+Invalid, 3819 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 199 IncrementalHoareTripleChecker+Valid, 3620 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:14:38,265 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1402 Valid, 4459 Invalid, 3819 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [199 Valid, 3620 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:14:38,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6596 states. [2022-03-15 15:14:38,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6596 to 3344. [2022-03-15 15:14:38,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3344 states, 3332 states have (on average 1.9549819927971188) internal successors, (6514), 3343 states have internal predecessors, (6514), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:38,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3344 states to 3344 states and 6514 transitions. [2022-03-15 15:14:38,334 INFO L78 Accepts]: Start accepts. Automaton has 3344 states and 6514 transitions. Word has length 135 [2022-03-15 15:14:38,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:14:38,334 INFO L470 AbstractCegarLoop]: Abstraction has 3344 states and 6514 transitions. [2022-03-15 15:14:38,334 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:38,334 INFO L276 IsEmpty]: Start isEmpty. Operand 3344 states and 6514 transitions. [2022-03-15 15:14:38,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:14:38,336 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:14:38,336 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:14:38,336 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable172 [2022-03-15 15:14:38,336 INFO L402 AbstractCegarLoop]: === Iteration 174 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:14:38,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:14:38,336 INFO L85 PathProgramCache]: Analyzing trace with hash 646892997, now seen corresponding path program 45 times [2022-03-15 15:14:38,336 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:14:38,336 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1846991242] [2022-03-15 15:14:38,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:14:38,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:14:38,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:14:38,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:14:38,592 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:14:38,592 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1846991242] [2022-03-15 15:14:38,592 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1846991242] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:14:38,592 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:14:38,592 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:14:38,592 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [957704994] [2022-03-15 15:14:38,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:14:38,593 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:14:38,593 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:14:38,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:14:38,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:14:38,593 INFO L87 Difference]: Start difference. First operand 3344 states and 6514 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:41,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:14:41,053 INFO L93 Difference]: Finished difference Result 6716 states and 12979 transitions. [2022-03-15 15:14:41,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-15 15:14:41,053 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:14:41,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:14:41,062 INFO L225 Difference]: With dead ends: 6716 [2022-03-15 15:14:41,062 INFO L226 Difference]: Without dead ends: 6716 [2022-03-15 15:14:41,062 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1391 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=685, Invalid=4285, Unknown=0, NotChecked=0, Total=4970 [2022-03-15 15:14:41,062 INFO L933 BasicCegarLoop]: 386 mSDtfsCounter, 1524 mSDsluCounter, 4098 mSDsCounter, 0 mSdLazyCounter, 3682 mSolverCounterSat, 270 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1524 SdHoareTripleChecker+Valid, 4481 SdHoareTripleChecker+Invalid, 3952 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 270 IncrementalHoareTripleChecker+Valid, 3682 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:14:41,063 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1524 Valid, 4481 Invalid, 3952 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [270 Valid, 3682 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:14:41,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6716 states. [2022-03-15 15:14:41,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6716 to 3342. [2022-03-15 15:14:41,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3342 states, 3330 states have (on average 1.954954954954955) internal successors, (6510), 3341 states have internal predecessors, (6510), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:41,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3342 states to 3342 states and 6510 transitions. [2022-03-15 15:14:41,112 INFO L78 Accepts]: Start accepts. Automaton has 3342 states and 6510 transitions. Word has length 135 [2022-03-15 15:14:41,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:14:41,112 INFO L470 AbstractCegarLoop]: Abstraction has 3342 states and 6510 transitions. [2022-03-15 15:14:41,112 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:41,112 INFO L276 IsEmpty]: Start isEmpty. Operand 3342 states and 6510 transitions. [2022-03-15 15:14:41,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:14:41,114 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:14:41,114 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:14:41,114 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable173 [2022-03-15 15:14:41,114 INFO L402 AbstractCegarLoop]: === Iteration 175 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:14:41,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:14:41,114 INFO L85 PathProgramCache]: Analyzing trace with hash -1447244509, now seen corresponding path program 46 times [2022-03-15 15:14:41,114 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:14:41,114 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693600593] [2022-03-15 15:14:41,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:14:41,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:14:41,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:14:41,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:14:41,365 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:14:41,365 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693600593] [2022-03-15 15:14:41,365 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1693600593] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:14:41,365 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:14:41,365 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:14:41,365 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1720196521] [2022-03-15 15:14:41,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:14:41,365 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:14:41,365 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:14:41,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:14:41,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:14:41,366 INFO L87 Difference]: Start difference. First operand 3342 states and 6510 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:43,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:14:43,735 INFO L93 Difference]: Finished difference Result 6736 states and 13023 transitions. [2022-03-15 15:14:43,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-15 15:14:43,735 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:14:43,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:14:43,744 INFO L225 Difference]: With dead ends: 6736 [2022-03-15 15:14:43,744 INFO L226 Difference]: Without dead ends: 6736 [2022-03-15 15:14:43,745 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1343 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=661, Invalid=4169, Unknown=0, NotChecked=0, Total=4830 [2022-03-15 15:14:43,745 INFO L933 BasicCegarLoop]: 403 mSDtfsCounter, 1435 mSDsluCounter, 4010 mSDsCounter, 0 mSdLazyCounter, 3579 mSolverCounterSat, 291 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1435 SdHoareTripleChecker+Valid, 4410 SdHoareTripleChecker+Invalid, 3870 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 291 IncrementalHoareTripleChecker+Valid, 3579 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:14:43,745 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1435 Valid, 4410 Invalid, 3870 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [291 Valid, 3579 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:14:43,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6736 states. [2022-03-15 15:14:43,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6736 to 3336. [2022-03-15 15:14:43,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3336 states, 3324 states have (on average 1.9548736462093863) internal successors, (6498), 3335 states have internal predecessors, (6498), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:43,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3336 states to 3336 states and 6498 transitions. [2022-03-15 15:14:43,817 INFO L78 Accepts]: Start accepts. Automaton has 3336 states and 6498 transitions. Word has length 135 [2022-03-15 15:14:43,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:14:43,817 INFO L470 AbstractCegarLoop]: Abstraction has 3336 states and 6498 transitions. [2022-03-15 15:14:43,817 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:43,817 INFO L276 IsEmpty]: Start isEmpty. Operand 3336 states and 6498 transitions. [2022-03-15 15:14:43,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:14:43,818 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:14:43,818 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:14:43,818 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable174 [2022-03-15 15:14:43,818 INFO L402 AbstractCegarLoop]: === Iteration 176 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:14:43,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:14:43,819 INFO L85 PathProgramCache]: Analyzing trace with hash 1910316357, now seen corresponding path program 47 times [2022-03-15 15:14:43,819 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:14:43,819 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1234399773] [2022-03-15 15:14:43,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:14:43,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:14:43,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:14:44,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:14:44,074 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:14:44,074 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1234399773] [2022-03-15 15:14:44,074 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1234399773] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:14:44,074 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:14:44,074 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:14:44,074 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16007284] [2022-03-15 15:14:44,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:14:44,074 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:14:44,074 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:14:44,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:14:44,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:14:44,075 INFO L87 Difference]: Start difference. First operand 3336 states and 6498 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:46,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:14:46,335 INFO L93 Difference]: Finished difference Result 6584 states and 12720 transitions. [2022-03-15 15:14:46,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-15 15:14:46,336 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:14:46,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:14:46,344 INFO L225 Difference]: With dead ends: 6584 [2022-03-15 15:14:46,344 INFO L226 Difference]: Without dead ends: 6584 [2022-03-15 15:14:46,345 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1254 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=619, Invalid=3937, Unknown=0, NotChecked=0, Total=4556 [2022-03-15 15:14:46,345 INFO L933 BasicCegarLoop]: 351 mSDtfsCounter, 1397 mSDsluCounter, 4153 mSDsCounter, 0 mSdLazyCounter, 3480 mSolverCounterSat, 232 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1397 SdHoareTripleChecker+Valid, 4501 SdHoareTripleChecker+Invalid, 3712 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 232 IncrementalHoareTripleChecker+Valid, 3480 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:14:46,345 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1397 Valid, 4501 Invalid, 3712 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [232 Valid, 3480 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:14:46,352 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6584 states. [2022-03-15 15:14:46,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6584 to 3336. [2022-03-15 15:14:46,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3336 states, 3324 states have (on average 1.9548736462093863) internal successors, (6498), 3335 states have internal predecessors, (6498), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:46,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3336 states to 3336 states and 6498 transitions. [2022-03-15 15:14:46,394 INFO L78 Accepts]: Start accepts. Automaton has 3336 states and 6498 transitions. Word has length 135 [2022-03-15 15:14:46,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:14:46,394 INFO L470 AbstractCegarLoop]: Abstraction has 3336 states and 6498 transitions. [2022-03-15 15:14:46,394 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:46,394 INFO L276 IsEmpty]: Start isEmpty. Operand 3336 states and 6498 transitions. [2022-03-15 15:14:46,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:14:46,396 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:14:46,396 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:14:46,396 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable175 [2022-03-15 15:14:46,396 INFO L402 AbstractCegarLoop]: === Iteration 177 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:14:46,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:14:46,396 INFO L85 PathProgramCache]: Analyzing trace with hash 674436263, now seen corresponding path program 48 times [2022-03-15 15:14:46,396 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:14:46,396 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [975948621] [2022-03-15 15:14:46,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:14:46,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:14:46,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:14:46,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:14:46,647 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:14:46,647 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [975948621] [2022-03-15 15:14:46,647 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [975948621] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:14:46,647 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:14:46,647 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:14:46,647 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038143324] [2022-03-15 15:14:46,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:14:46,647 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:14:46,647 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:14:46,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:14:46,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:14:46,648 INFO L87 Difference]: Start difference. First operand 3336 states and 6498 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:48,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:14:48,929 INFO L93 Difference]: Finished difference Result 6704 states and 12955 transitions. [2022-03-15 15:14:48,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-15 15:14:48,929 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:14:48,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:14:48,938 INFO L225 Difference]: With dead ends: 6704 [2022-03-15 15:14:48,938 INFO L226 Difference]: Without dead ends: 6704 [2022-03-15 15:14:48,939 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1350 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=653, Invalid=4177, Unknown=0, NotChecked=0, Total=4830 [2022-03-15 15:14:48,939 INFO L933 BasicCegarLoop]: 365 mSDtfsCounter, 1355 mSDsluCounter, 4070 mSDsCounter, 0 mSdLazyCounter, 3404 mSolverCounterSat, 274 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1355 SdHoareTripleChecker+Valid, 4432 SdHoareTripleChecker+Invalid, 3678 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 274 IncrementalHoareTripleChecker+Valid, 3404 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:14:48,939 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1355 Valid, 4432 Invalid, 3678 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [274 Valid, 3404 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:14:48,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6704 states. [2022-03-15 15:14:48,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6704 to 3334. [2022-03-15 15:14:48,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3334 states, 3322 states have (on average 1.9548464780252859) internal successors, (6494), 3333 states have internal predecessors, (6494), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:48,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3334 states to 3334 states and 6494 transitions. [2022-03-15 15:14:48,987 INFO L78 Accepts]: Start accepts. Automaton has 3334 states and 6494 transitions. Word has length 135 [2022-03-15 15:14:48,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:14:48,987 INFO L470 AbstractCegarLoop]: Abstraction has 3334 states and 6494 transitions. [2022-03-15 15:14:48,987 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:48,987 INFO L276 IsEmpty]: Start isEmpty. Operand 3334 states and 6494 transitions. [2022-03-15 15:14:48,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:14:48,988 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:14:48,988 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:14:48,989 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable176 [2022-03-15 15:14:48,989 INFO L402 AbstractCegarLoop]: === Iteration 178 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:14:48,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:14:48,989 INFO L85 PathProgramCache]: Analyzing trace with hash -1419701243, now seen corresponding path program 49 times [2022-03-15 15:14:48,989 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:14:48,989 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [849201465] [2022-03-15 15:14:48,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:14:48,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:14:49,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:14:49,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:14:49,249 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:14:49,249 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [849201465] [2022-03-15 15:14:49,249 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [849201465] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:14:49,249 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:14:49,249 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:14:49,249 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152621855] [2022-03-15 15:14:49,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:14:49,250 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:14:49,250 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:14:49,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:14:49,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:14:49,250 INFO L87 Difference]: Start difference. First operand 3334 states and 6494 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:51,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:14:51,699 INFO L93 Difference]: Finished difference Result 6784 states and 13115 transitions. [2022-03-15 15:14:51,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-15 15:14:51,700 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:14:51,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:14:51,708 INFO L225 Difference]: With dead ends: 6784 [2022-03-15 15:14:51,708 INFO L226 Difference]: Without dead ends: 6784 [2022-03-15 15:14:51,708 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1355 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=647, Invalid=4183, Unknown=0, NotChecked=0, Total=4830 [2022-03-15 15:14:51,708 INFO L933 BasicCegarLoop]: 382 mSDtfsCounter, 1290 mSDsluCounter, 4348 mSDsCounter, 0 mSdLazyCounter, 3861 mSolverCounterSat, 233 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1290 SdHoareTripleChecker+Valid, 4727 SdHoareTripleChecker+Invalid, 4094 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 233 IncrementalHoareTripleChecker+Valid, 3861 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:14:51,709 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1290 Valid, 4727 Invalid, 4094 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [233 Valid, 3861 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:14:51,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6784 states. [2022-03-15 15:14:51,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6784 to 3332. [2022-03-15 15:14:51,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3332 states, 3320 states have (on average 1.9548192771084338) internal successors, (6490), 3331 states have internal predecessors, (6490), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:51,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3332 states to 3332 states and 6490 transitions. [2022-03-15 15:14:51,756 INFO L78 Accepts]: Start accepts. Automaton has 3332 states and 6490 transitions. Word has length 135 [2022-03-15 15:14:51,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:14:51,757 INFO L470 AbstractCegarLoop]: Abstraction has 3332 states and 6490 transitions. [2022-03-15 15:14:51,757 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:51,757 INFO L276 IsEmpty]: Start isEmpty. Operand 3332 states and 6490 transitions. [2022-03-15 15:14:51,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:14:51,758 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:14:51,758 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:14:51,758 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable177 [2022-03-15 15:14:51,758 INFO L402 AbstractCegarLoop]: === Iteration 179 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:14:51,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:14:51,758 INFO L85 PathProgramCache]: Analyzing trace with hash -1312848217, now seen corresponding path program 50 times [2022-03-15 15:14:51,758 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:14:51,759 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1925116689] [2022-03-15 15:14:51,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:14:51,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:14:51,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:14:52,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:14:52,057 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:14:52,057 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1925116689] [2022-03-15 15:14:52,057 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1925116689] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:14:52,057 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:14:52,057 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:14:52,057 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1840688633] [2022-03-15 15:14:52,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:14:52,057 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:14:52,057 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:14:52,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:14:52,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:14:52,058 INFO L87 Difference]: Start difference. First operand 3332 states and 6490 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:54,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:14:54,716 INFO L93 Difference]: Finished difference Result 6619 states and 12789 transitions. [2022-03-15 15:14:54,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-15 15:14:54,716 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:14:54,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:14:54,724 INFO L225 Difference]: With dead ends: 6619 [2022-03-15 15:14:54,725 INFO L226 Difference]: Without dead ends: 6619 [2022-03-15 15:14:54,725 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1305 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=624, Invalid=4068, Unknown=0, NotChecked=0, Total=4692 [2022-03-15 15:14:54,725 INFO L933 BasicCegarLoop]: 396 mSDtfsCounter, 1316 mSDsluCounter, 4902 mSDsCounter, 0 mSdLazyCounter, 4493 mSolverCounterSat, 212 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1316 SdHoareTripleChecker+Valid, 5295 SdHoareTripleChecker+Invalid, 4705 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 212 IncrementalHoareTripleChecker+Valid, 4493 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:14:54,725 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1316 Valid, 5295 Invalid, 4705 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [212 Valid, 4493 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-15 15:14:54,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6619 states. [2022-03-15 15:14:54,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6619 to 3278. [2022-03-15 15:14:54,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3278 states, 3266 states have (on average 1.9540722596448254) internal successors, (6382), 3277 states have internal predecessors, (6382), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:54,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3278 states to 3278 states and 6382 transitions. [2022-03-15 15:14:54,781 INFO L78 Accepts]: Start accepts. Automaton has 3278 states and 6382 transitions. Word has length 135 [2022-03-15 15:14:54,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:14:54,781 INFO L470 AbstractCegarLoop]: Abstraction has 3278 states and 6382 transitions. [2022-03-15 15:14:54,781 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:54,781 INFO L276 IsEmpty]: Start isEmpty. Operand 3278 states and 6382 transitions. [2022-03-15 15:14:54,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:14:54,783 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:14:54,783 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:14:54,783 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable178 [2022-03-15 15:14:54,783 INFO L402 AbstractCegarLoop]: === Iteration 180 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:14:54,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:14:54,783 INFO L85 PathProgramCache]: Analyzing trace with hash 288450095, now seen corresponding path program 49 times [2022-03-15 15:14:54,783 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:14:54,783 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2123559641] [2022-03-15 15:14:54,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:14:54,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:14:54,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:14:55,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:14:55,134 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:14:55,134 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2123559641] [2022-03-15 15:14:55,134 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2123559641] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:14:55,134 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:14:55,134 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-15 15:14:55,134 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1883597199] [2022-03-15 15:14:55,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:14:55,135 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-15 15:14:55,135 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:14:55,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-15 15:14:55,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=364, Unknown=0, NotChecked=0, Total=420 [2022-03-15 15:14:55,135 INFO L87 Difference]: Start difference. First operand 3278 states and 6382 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:56,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:14:56,683 INFO L93 Difference]: Finished difference Result 4631 states and 9072 transitions. [2022-03-15 15:14:56,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-15 15:14:56,684 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:14:56,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:14:56,689 INFO L225 Difference]: With dead ends: 4631 [2022-03-15 15:14:56,689 INFO L226 Difference]: Without dead ends: 4631 [2022-03-15 15:14:56,690 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 700 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=521, Invalid=2559, Unknown=0, NotChecked=0, Total=3080 [2022-03-15 15:14:56,690 INFO L933 BasicCegarLoop]: 232 mSDtfsCounter, 1023 mSDsluCounter, 2630 mSDsCounter, 0 mSdLazyCounter, 2010 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1023 SdHoareTripleChecker+Valid, 2860 SdHoareTripleChecker+Invalid, 2123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 2010 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:14:56,690 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1023 Valid, 2860 Invalid, 2123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 2010 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:14:56,695 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4631 states. [2022-03-15 15:14:56,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4631 to 3272. [2022-03-15 15:14:56,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3272 states, 3260 states have (on average 1.9539877300613497) internal successors, (6370), 3271 states have internal predecessors, (6370), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:56,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3272 states to 3272 states and 6370 transitions. [2022-03-15 15:14:56,731 INFO L78 Accepts]: Start accepts. Automaton has 3272 states and 6370 transitions. Word has length 135 [2022-03-15 15:14:56,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:14:56,731 INFO L470 AbstractCegarLoop]: Abstraction has 3272 states and 6370 transitions. [2022-03-15 15:14:56,731 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:56,731 INFO L276 IsEmpty]: Start isEmpty. Operand 3272 states and 6370 transitions. [2022-03-15 15:14:56,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:14:56,732 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:14:56,732 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:14:56,732 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable179 [2022-03-15 15:14:56,732 INFO L402 AbstractCegarLoop]: === Iteration 181 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:14:56,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:14:56,733 INFO L85 PathProgramCache]: Analyzing trace with hash -1600168073, now seen corresponding path program 50 times [2022-03-15 15:14:56,733 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:14:56,733 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1710034270] [2022-03-15 15:14:56,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:14:56,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:14:56,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:14:57,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:14:57,073 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:14:57,073 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1710034270] [2022-03-15 15:14:57,073 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1710034270] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:14:57,073 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:14:57,073 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-15 15:14:57,073 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [204274494] [2022-03-15 15:14:57,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:14:57,073 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-15 15:14:57,073 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:14:57,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-15 15:14:57,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-15 15:14:57,074 INFO L87 Difference]: Start difference. First operand 3272 states and 6370 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:58,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:14:58,752 INFO L93 Difference]: Finished difference Result 4663 states and 9134 transitions. [2022-03-15 15:14:58,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-15 15:14:58,752 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:14:58,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:14:58,758 INFO L225 Difference]: With dead ends: 4663 [2022-03-15 15:14:58,758 INFO L226 Difference]: Without dead ends: 4663 [2022-03-15 15:14:58,758 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 812 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=559, Invalid=2863, Unknown=0, NotChecked=0, Total=3422 [2022-03-15 15:14:58,758 INFO L933 BasicCegarLoop]: 241 mSDtfsCounter, 1167 mSDsluCounter, 2732 mSDsCounter, 0 mSdLazyCounter, 2206 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1167 SdHoareTripleChecker+Valid, 2971 SdHoareTripleChecker+Invalid, 2347 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 2206 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:14:58,758 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1167 Valid, 2971 Invalid, 2347 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 2206 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:14:58,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4663 states. [2022-03-15 15:14:58,789 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4663 to 3266. [2022-03-15 15:14:58,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3266 states, 3254 states have (on average 1.953902888752305) internal successors, (6358), 3265 states have internal predecessors, (6358), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:58,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3266 states to 3266 states and 6358 transitions. [2022-03-15 15:14:58,795 INFO L78 Accepts]: Start accepts. Automaton has 3266 states and 6358 transitions. Word has length 135 [2022-03-15 15:14:58,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:14:58,795 INFO L470 AbstractCegarLoop]: Abstraction has 3266 states and 6358 transitions. [2022-03-15 15:14:58,795 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:14:58,795 INFO L276 IsEmpty]: Start isEmpty. Operand 3266 states and 6358 transitions. [2022-03-15 15:14:58,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:14:58,796 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:14:58,796 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:14:58,796 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable180 [2022-03-15 15:14:58,796 INFO L402 AbstractCegarLoop]: === Iteration 182 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:14:58,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:14:58,797 INFO L85 PathProgramCache]: Analyzing trace with hash 1582220015, now seen corresponding path program 51 times [2022-03-15 15:14:58,797 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:14:58,797 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1390093422] [2022-03-15 15:14:58,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:14:58,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:14:58,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:14:59,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:14:59,120 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:14:59,120 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1390093422] [2022-03-15 15:14:59,121 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1390093422] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:14:59,121 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:14:59,121 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-15 15:14:59,121 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827981394] [2022-03-15 15:14:59,121 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:14:59,121 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-15 15:14:59,121 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:14:59,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-15 15:14:59,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2022-03-15 15:14:59,121 INFO L87 Difference]: Start difference. First operand 3266 states and 6358 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:00,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:00,863 INFO L93 Difference]: Finished difference Result 4720 states and 9244 transitions. [2022-03-15 15:15:00,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-15 15:15:00,863 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:15:00,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:00,869 INFO L225 Difference]: With dead ends: 4720 [2022-03-15 15:15:00,869 INFO L226 Difference]: Without dead ends: 4720 [2022-03-15 15:15:00,869 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 858 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=553, Invalid=2987, Unknown=0, NotChecked=0, Total=3540 [2022-03-15 15:15:00,869 INFO L933 BasicCegarLoop]: 247 mSDtfsCounter, 1036 mSDsluCounter, 2962 mSDsCounter, 0 mSdLazyCounter, 2407 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1036 SdHoareTripleChecker+Valid, 3207 SdHoareTripleChecker+Invalid, 2543 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 2407 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:00,869 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1036 Valid, 3207 Invalid, 2543 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 2407 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:15:00,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4720 states. [2022-03-15 15:15:00,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4720 to 3260. [2022-03-15 15:15:00,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3260 states, 3248 states have (on average 1.9538177339901477) internal successors, (6346), 3259 states have internal predecessors, (6346), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:00,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3260 states to 3260 states and 6346 transitions. [2022-03-15 15:15:00,909 INFO L78 Accepts]: Start accepts. Automaton has 3260 states and 6346 transitions. Word has length 135 [2022-03-15 15:15:00,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:00,909 INFO L470 AbstractCegarLoop]: Abstraction has 3260 states and 6346 transitions. [2022-03-15 15:15:00,910 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:00,910 INFO L276 IsEmpty]: Start isEmpty. Operand 3260 states and 6346 transitions. [2022-03-15 15:15:00,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:15:00,911 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:00,911 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:00,911 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable181 [2022-03-15 15:15:00,911 INFO L402 AbstractCegarLoop]: === Iteration 183 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:15:00,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:00,911 INFO L85 PathProgramCache]: Analyzing trace with hash -1789705801, now seen corresponding path program 52 times [2022-03-15 15:15:00,911 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:00,911 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1297883558] [2022-03-15 15:15:00,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:00,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:00,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:01,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:15:01,243 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:01,244 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1297883558] [2022-03-15 15:15:01,244 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1297883558] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:01,244 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:01,244 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-15 15:15:01,244 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1345710287] [2022-03-15 15:15:01,244 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:01,244 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-15 15:15:01,244 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:01,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-15 15:15:01,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-15 15:15:01,244 INFO L87 Difference]: Start difference. First operand 3260 states and 6346 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:03,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:03,153 INFO L93 Difference]: Finished difference Result 4737 states and 9271 transitions. [2022-03-15 15:15:03,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-15 15:15:03,153 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:15:03,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:03,158 INFO L225 Difference]: With dead ends: 4737 [2022-03-15 15:15:03,158 INFO L226 Difference]: Without dead ends: 4737 [2022-03-15 15:15:03,158 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 900 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=559, Invalid=3101, Unknown=0, NotChecked=0, Total=3660 [2022-03-15 15:15:03,158 INFO L933 BasicCegarLoop]: 256 mSDtfsCounter, 1037 mSDsluCounter, 3293 mSDsCounter, 0 mSdLazyCounter, 2824 mSolverCounterSat, 147 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1037 SdHoareTripleChecker+Valid, 3547 SdHoareTripleChecker+Invalid, 2971 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 147 IncrementalHoareTripleChecker+Valid, 2824 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:03,158 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1037 Valid, 3547 Invalid, 2971 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [147 Valid, 2824 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:15:03,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4737 states. [2022-03-15 15:15:03,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4737 to 3182. [2022-03-15 15:15:03,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3182 states, 3170 states have (on average 1.9514195583596214) internal successors, (6186), 3181 states have internal predecessors, (6186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:03,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3182 states to 3182 states and 6186 transitions. [2022-03-15 15:15:03,190 INFO L78 Accepts]: Start accepts. Automaton has 3182 states and 6186 transitions. Word has length 135 [2022-03-15 15:15:03,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:03,191 INFO L470 AbstractCegarLoop]: Abstraction has 3182 states and 6186 transitions. [2022-03-15 15:15:03,191 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:03,191 INFO L276 IsEmpty]: Start isEmpty. Operand 3182 states and 6186 transitions. [2022-03-15 15:15:03,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:15:03,192 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:03,192 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:03,192 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable182 [2022-03-15 15:15:03,192 INFO L402 AbstractCegarLoop]: === Iteration 184 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:15:03,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:03,192 INFO L85 PathProgramCache]: Analyzing trace with hash 1035050705, now seen corresponding path program 51 times [2022-03-15 15:15:03,192 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:03,192 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1556588463] [2022-03-15 15:15:03,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:03,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:03,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:03,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:15:03,431 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:03,431 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1556588463] [2022-03-15 15:15:03,431 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1556588463] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:03,431 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:03,431 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:15:03,431 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1960953548] [2022-03-15 15:15:03,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:03,431 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:15:03,432 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:03,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:15:03,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:15:03,432 INFO L87 Difference]: Start difference. First operand 3182 states and 6186 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:05,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:05,476 INFO L93 Difference]: Finished difference Result 5362 states and 10356 transitions. [2022-03-15 15:15:05,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-15 15:15:05,476 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:15:05,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:05,482 INFO L225 Difference]: With dead ends: 5362 [2022-03-15 15:15:05,482 INFO L226 Difference]: Without dead ends: 5342 [2022-03-15 15:15:05,482 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1387 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=655, Invalid=4175, Unknown=0, NotChecked=0, Total=4830 [2022-03-15 15:15:05,482 INFO L933 BasicCegarLoop]: 298 mSDtfsCounter, 1722 mSDsluCounter, 3180 mSDsCounter, 0 mSdLazyCounter, 3020 mSolverCounterSat, 246 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1722 SdHoareTripleChecker+Valid, 3475 SdHoareTripleChecker+Invalid, 3266 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 246 IncrementalHoareTripleChecker+Valid, 3020 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:05,482 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1722 Valid, 3475 Invalid, 3266 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [246 Valid, 3020 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:15:05,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5342 states. [2022-03-15 15:15:05,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5342 to 3282. [2022-03-15 15:15:05,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3282 states, 3270 states have (on average 1.9541284403669725) internal successors, (6390), 3281 states have internal predecessors, (6390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:05,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3282 states to 3282 states and 6390 transitions. [2022-03-15 15:15:05,537 INFO L78 Accepts]: Start accepts. Automaton has 3282 states and 6390 transitions. Word has length 135 [2022-03-15 15:15:05,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:05,537 INFO L470 AbstractCegarLoop]: Abstraction has 3282 states and 6390 transitions. [2022-03-15 15:15:05,537 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:05,537 INFO L276 IsEmpty]: Start isEmpty. Operand 3282 states and 6390 transitions. [2022-03-15 15:15:05,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:15:05,539 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:05,539 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:05,539 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable183 [2022-03-15 15:15:05,539 INFO L402 AbstractCegarLoop]: === Iteration 185 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:15:05,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:05,539 INFO L85 PathProgramCache]: Analyzing trace with hash 206295927, now seen corresponding path program 53 times [2022-03-15 15:15:05,539 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:05,540 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707606876] [2022-03-15 15:15:05,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:05,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:05,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:05,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:15:05,834 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:05,834 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707606876] [2022-03-15 15:15:05,835 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1707606876] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:05,835 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:05,835 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:15:05,835 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2135796289] [2022-03-15 15:15:05,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:05,835 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:15:05,835 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:05,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:15:05,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:15:05,836 INFO L87 Difference]: Start difference. First operand 3282 states and 6390 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:07,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:07,385 INFO L93 Difference]: Finished difference Result 4692 states and 9110 transitions. [2022-03-15 15:15:07,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-15 15:15:07,385 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:15:07,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:07,391 INFO L225 Difference]: With dead ends: 4692 [2022-03-15 15:15:07,391 INFO L226 Difference]: Without dead ends: 4692 [2022-03-15 15:15:07,391 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1204 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=640, Invalid=3520, Unknown=0, NotChecked=0, Total=4160 [2022-03-15 15:15:07,392 INFO L933 BasicCegarLoop]: 267 mSDtfsCounter, 1413 mSDsluCounter, 3085 mSDsCounter, 0 mSdLazyCounter, 2279 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1413 SdHoareTripleChecker+Valid, 3350 SdHoareTripleChecker+Invalid, 2385 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 2279 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:07,392 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1413 Valid, 3350 Invalid, 2385 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 2279 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:15:07,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4692 states. [2022-03-15 15:15:07,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4692 to 3255. [2022-03-15 15:15:07,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3255 states, 3243 states have (on average 1.9525131051495528) internal successors, (6332), 3254 states have internal predecessors, (6332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:07,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3255 states to 3255 states and 6332 transitions. [2022-03-15 15:15:07,426 INFO L78 Accepts]: Start accepts. Automaton has 3255 states and 6332 transitions. Word has length 135 [2022-03-15 15:15:07,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:07,426 INFO L470 AbstractCegarLoop]: Abstraction has 3255 states and 6332 transitions. [2022-03-15 15:15:07,427 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:07,427 INFO L276 IsEmpty]: Start isEmpty. Operand 3255 states and 6332 transitions. [2022-03-15 15:15:07,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:15:07,428 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:07,428 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:07,428 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable184 [2022-03-15 15:15:07,428 INFO L402 AbstractCegarLoop]: === Iteration 186 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:15:07,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:07,428 INFO L85 PathProgramCache]: Analyzing trace with hash -2020756063, now seen corresponding path program 52 times [2022-03-15 15:15:07,428 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:07,428 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [812551614] [2022-03-15 15:15:07,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:07,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:07,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:07,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:15:07,676 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:07,676 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [812551614] [2022-03-15 15:15:07,676 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [812551614] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:07,676 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:07,676 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:15:07,676 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763023358] [2022-03-15 15:15:07,676 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:07,676 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:15:07,676 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:07,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:15:07,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:15:07,676 INFO L87 Difference]: Start difference. First operand 3255 states and 6332 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:09,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:09,849 INFO L93 Difference]: Finished difference Result 5923 states and 11422 transitions. [2022-03-15 15:15:09,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-15 15:15:09,849 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:15:09,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:09,856 INFO L225 Difference]: With dead ends: 5923 [2022-03-15 15:15:09,856 INFO L226 Difference]: Without dead ends: 5923 [2022-03-15 15:15:09,857 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1281 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=640, Invalid=3916, Unknown=0, NotChecked=0, Total=4556 [2022-03-15 15:15:09,857 INFO L933 BasicCegarLoop]: 307 mSDtfsCounter, 1439 mSDsluCounter, 3525 mSDsCounter, 0 mSdLazyCounter, 3387 mSolverCounterSat, 154 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1439 SdHoareTripleChecker+Valid, 3829 SdHoareTripleChecker+Invalid, 3541 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 154 IncrementalHoareTripleChecker+Valid, 3387 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:09,857 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1439 Valid, 3829 Invalid, 3541 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [154 Valid, 3387 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:15:09,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5923 states. [2022-03-15 15:15:09,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5923 to 3261. [2022-03-15 15:15:09,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3261 states, 3249 states have (on average 1.9526008002462296) internal successors, (6344), 3260 states have internal predecessors, (6344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:09,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3261 states to 3261 states and 6344 transitions. [2022-03-15 15:15:09,919 INFO L78 Accepts]: Start accepts. Automaton has 3261 states and 6344 transitions. Word has length 135 [2022-03-15 15:15:09,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:09,920 INFO L470 AbstractCegarLoop]: Abstraction has 3261 states and 6344 transitions. [2022-03-15 15:15:09,920 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:09,920 INFO L276 IsEmpty]: Start isEmpty. Operand 3261 states and 6344 transitions. [2022-03-15 15:15:09,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:15:09,921 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:09,921 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:09,921 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable185 [2022-03-15 15:15:09,921 INFO L402 AbstractCegarLoop]: === Iteration 187 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:15:09,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:09,921 INFO L85 PathProgramCache]: Analyzing trace with hash -2032648983, now seen corresponding path program 53 times [2022-03-15 15:15:09,921 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:09,922 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1849192861] [2022-03-15 15:15:09,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:09,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:09,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:10,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:15:10,168 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:10,168 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1849192861] [2022-03-15 15:15:10,168 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1849192861] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:10,168 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:10,168 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:15:10,168 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711532766] [2022-03-15 15:15:10,168 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:10,168 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:15:10,168 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:10,169 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:15:10,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:15:10,169 INFO L87 Difference]: Start difference. First operand 3261 states and 6344 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:12,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:12,477 INFO L93 Difference]: Finished difference Result 6043 states and 11657 transitions. [2022-03-15 15:15:12,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-15 15:15:12,478 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:15:12,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:12,485 INFO L225 Difference]: With dead ends: 6043 [2022-03-15 15:15:12,485 INFO L226 Difference]: Without dead ends: 6043 [2022-03-15 15:15:12,486 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1378 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=673, Invalid=4157, Unknown=0, NotChecked=0, Total=4830 [2022-03-15 15:15:12,486 INFO L933 BasicCegarLoop]: 323 mSDtfsCounter, 1547 mSDsluCounter, 3757 mSDsCounter, 0 mSdLazyCounter, 3620 mSolverCounterSat, 221 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1547 SdHoareTripleChecker+Valid, 4077 SdHoareTripleChecker+Invalid, 3841 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 221 IncrementalHoareTripleChecker+Valid, 3620 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:12,486 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1547 Valid, 4077 Invalid, 3841 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [221 Valid, 3620 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:15:12,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6043 states. [2022-03-15 15:15:12,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6043 to 3259. [2022-03-15 15:15:12,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3259 states, 3247 states have (on average 1.9525716045580537) internal successors, (6340), 3258 states have internal predecessors, (6340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:12,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3259 states to 3259 states and 6340 transitions. [2022-03-15 15:15:12,527 INFO L78 Accepts]: Start accepts. Automaton has 3259 states and 6340 transitions. Word has length 135 [2022-03-15 15:15:12,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:12,527 INFO L470 AbstractCegarLoop]: Abstraction has 3259 states and 6340 transitions. [2022-03-15 15:15:12,527 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:12,527 INFO L276 IsEmpty]: Start isEmpty. Operand 3259 states and 6340 transitions. [2022-03-15 15:15:12,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:15:12,529 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:12,529 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:12,529 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable186 [2022-03-15 15:15:12,529 INFO L402 AbstractCegarLoop]: === Iteration 188 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:15:12,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:12,529 INFO L85 PathProgramCache]: Analyzing trace with hash -1269512459, now seen corresponding path program 54 times [2022-03-15 15:15:12,529 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:12,529 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [363302450] [2022-03-15 15:15:12,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:12,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:12,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:12,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:15:12,780 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:12,780 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [363302450] [2022-03-15 15:15:12,780 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [363302450] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:12,780 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:12,781 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:15:12,781 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1236372300] [2022-03-15 15:15:12,781 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:12,781 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:15:12,781 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:12,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:15:12,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:15:12,781 INFO L87 Difference]: Start difference. First operand 3259 states and 6340 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:15,011 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:15,011 INFO L93 Difference]: Finished difference Result 6123 states and 11817 transitions. [2022-03-15 15:15:15,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-15 15:15:15,012 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:15:15,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:15,018 INFO L225 Difference]: With dead ends: 6123 [2022-03-15 15:15:15,018 INFO L226 Difference]: Without dead ends: 6123 [2022-03-15 15:15:15,019 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1383 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=666, Invalid=4164, Unknown=0, NotChecked=0, Total=4830 [2022-03-15 15:15:15,019 INFO L933 BasicCegarLoop]: 307 mSDtfsCounter, 1443 mSDsluCounter, 3555 mSDsCounter, 0 mSdLazyCounter, 3362 mSolverCounterSat, 250 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1443 SdHoareTripleChecker+Valid, 3859 SdHoareTripleChecker+Invalid, 3612 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 250 IncrementalHoareTripleChecker+Valid, 3362 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:15,019 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1443 Valid, 3859 Invalid, 3612 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [250 Valid, 3362 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:15:15,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6123 states. [2022-03-15 15:15:15,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6123 to 3257. [2022-03-15 15:15:15,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3257 states, 3245 states have (on average 1.952542372881356) internal successors, (6336), 3256 states have internal predecessors, (6336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:15,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3257 states to 3257 states and 6336 transitions. [2022-03-15 15:15:15,056 INFO L78 Accepts]: Start accepts. Automaton has 3257 states and 6336 transitions. Word has length 135 [2022-03-15 15:15:15,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:15,056 INFO L470 AbstractCegarLoop]: Abstraction has 3257 states and 6336 transitions. [2022-03-15 15:15:15,056 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:15,056 INFO L276 IsEmpty]: Start isEmpty. Operand 3257 states and 6336 transitions. [2022-03-15 15:15:15,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:15:15,057 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:15,057 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:15,058 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable187 [2022-03-15 15:15:15,058 INFO L402 AbstractCegarLoop]: === Iteration 189 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:15:15,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:15,058 INFO L85 PathProgramCache]: Analyzing trace with hash -142089573, now seen corresponding path program 55 times [2022-03-15 15:15:15,058 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:15,058 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [888483286] [2022-03-15 15:15:15,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:15,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:15,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:15,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:15:15,309 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:15,309 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [888483286] [2022-03-15 15:15:15,309 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [888483286] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:15,309 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:15,310 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:15:15,310 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1663060441] [2022-03-15 15:15:15,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:15,310 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:15:15,310 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:15,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:15:15,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:15:15,310 INFO L87 Difference]: Start difference. First operand 3257 states and 6336 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:17,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:17,424 INFO L93 Difference]: Finished difference Result 6187 states and 11945 transitions. [2022-03-15 15:15:17,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-15 15:15:17,424 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:15:17,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:17,430 INFO L225 Difference]: With dead ends: 6187 [2022-03-15 15:15:17,430 INFO L226 Difference]: Without dead ends: 6187 [2022-03-15 15:15:17,430 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1387 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=661, Invalid=4169, Unknown=0, NotChecked=0, Total=4830 [2022-03-15 15:15:17,430 INFO L933 BasicCegarLoop]: 303 mSDtfsCounter, 1384 mSDsluCounter, 3519 mSDsCounter, 0 mSdLazyCounter, 3194 mSolverCounterSat, 235 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1384 SdHoareTripleChecker+Valid, 3819 SdHoareTripleChecker+Invalid, 3429 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 235 IncrementalHoareTripleChecker+Valid, 3194 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:17,430 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1384 Valid, 3819 Invalid, 3429 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [235 Valid, 3194 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:15:17,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6187 states. [2022-03-15 15:15:17,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6187 to 3247. [2022-03-15 15:15:17,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3247 states, 3235 states have (on average 1.9523956723338485) internal successors, (6316), 3246 states have internal predecessors, (6316), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:17,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3247 states to 3247 states and 6316 transitions. [2022-03-15 15:15:17,464 INFO L78 Accepts]: Start accepts. Automaton has 3247 states and 6316 transitions. Word has length 135 [2022-03-15 15:15:17,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:17,464 INFO L470 AbstractCegarLoop]: Abstraction has 3247 states and 6316 transitions. [2022-03-15 15:15:17,464 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:17,464 INFO L276 IsEmpty]: Start isEmpty. Operand 3247 states and 6316 transitions. [2022-03-15 15:15:17,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:15:17,465 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:17,466 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:17,466 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable188 [2022-03-15 15:15:17,466 INFO L402 AbstractCegarLoop]: === Iteration 190 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:15:17,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:17,466 INFO L85 PathProgramCache]: Analyzing trace with hash 1778131041, now seen corresponding path program 56 times [2022-03-15 15:15:17,466 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:17,466 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1502327821] [2022-03-15 15:15:17,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:17,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:17,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:17,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:15:17,729 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:17,729 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1502327821] [2022-03-15 15:15:17,729 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1502327821] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:17,729 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:17,729 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:15:17,729 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277144758] [2022-03-15 15:15:17,729 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:17,729 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:15:17,729 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:17,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:15:17,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:15:17,729 INFO L87 Difference]: Start difference. First operand 3247 states and 6316 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:19,821 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:19,822 INFO L93 Difference]: Finished difference Result 5967 states and 11508 transitions. [2022-03-15 15:15:19,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-15 15:15:19,822 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:15:19,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:19,830 INFO L225 Difference]: With dead ends: 5967 [2022-03-15 15:15:19,830 INFO L226 Difference]: Without dead ends: 5967 [2022-03-15 15:15:19,831 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1186 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=683, Invalid=3739, Unknown=0, NotChecked=0, Total=4422 [2022-03-15 15:15:19,831 INFO L933 BasicCegarLoop]: 309 mSDtfsCounter, 1373 mSDsluCounter, 3391 mSDsCounter, 0 mSdLazyCounter, 3063 mSolverCounterSat, 239 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1373 SdHoareTripleChecker+Valid, 3697 SdHoareTripleChecker+Invalid, 3302 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 239 IncrementalHoareTripleChecker+Valid, 3063 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:19,831 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1373 Valid, 3697 Invalid, 3302 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [239 Valid, 3063 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:15:19,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5967 states. [2022-03-15 15:15:19,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5967 to 3259. [2022-03-15 15:15:19,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3259 states, 3247 states have (on average 1.9525716045580537) internal successors, (6340), 3258 states have internal predecessors, (6340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:19,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3259 states to 3259 states and 6340 transitions. [2022-03-15 15:15:19,881 INFO L78 Accepts]: Start accepts. Automaton has 3259 states and 6340 transitions. Word has length 135 [2022-03-15 15:15:19,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:19,881 INFO L470 AbstractCegarLoop]: Abstraction has 3259 states and 6340 transitions. [2022-03-15 15:15:19,881 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:19,881 INFO L276 IsEmpty]: Start isEmpty. Operand 3259 states and 6340 transitions. [2022-03-15 15:15:19,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:15:19,882 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:19,882 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:19,882 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable189 [2022-03-15 15:15:19,882 INFO L402 AbstractCegarLoop]: === Iteration 191 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:15:19,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:19,883 INFO L85 PathProgramCache]: Analyzing trace with hash 1744531813, now seen corresponding path program 57 times [2022-03-15 15:15:19,883 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:19,883 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [68463419] [2022-03-15 15:15:19,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:19,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:19,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:20,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:15:20,164 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:20,164 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [68463419] [2022-03-15 15:15:20,164 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [68463419] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:20,164 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:20,164 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:15:20,164 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2047387205] [2022-03-15 15:15:20,164 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:20,164 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:15:20,164 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:20,164 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:15:20,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:15:20,165 INFO L87 Difference]: Start difference. First operand 3259 states and 6340 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:22,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:22,256 INFO L93 Difference]: Finished difference Result 6050 states and 11670 transitions. [2022-03-15 15:15:22,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-15 15:15:22,256 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:15:22,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:22,262 INFO L225 Difference]: With dead ends: 6050 [2022-03-15 15:15:22,262 INFO L226 Difference]: Without dead ends: 6050 [2022-03-15 15:15:22,262 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1335 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=730, Invalid=4100, Unknown=0, NotChecked=0, Total=4830 [2022-03-15 15:15:22,262 INFO L933 BasicCegarLoop]: 312 mSDtfsCounter, 1566 mSDsluCounter, 3175 mSDsCounter, 0 mSdLazyCounter, 2906 mSolverCounterSat, 307 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1566 SdHoareTripleChecker+Valid, 3484 SdHoareTripleChecker+Invalid, 3213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 307 IncrementalHoareTripleChecker+Valid, 2906 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:22,262 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1566 Valid, 3484 Invalid, 3213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [307 Valid, 2906 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:15:22,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6050 states. [2022-03-15 15:15:22,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6050 to 3261. [2022-03-15 15:15:22,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3261 states, 3249 states have (on average 1.9526008002462296) internal successors, (6344), 3260 states have internal predecessors, (6344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:22,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3261 states to 3261 states and 6344 transitions. [2022-03-15 15:15:22,297 INFO L78 Accepts]: Start accepts. Automaton has 3261 states and 6344 transitions. Word has length 135 [2022-03-15 15:15:22,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:22,297 INFO L470 AbstractCegarLoop]: Abstraction has 3261 states and 6344 transitions. [2022-03-15 15:15:22,297 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:22,297 INFO L276 IsEmpty]: Start isEmpty. Operand 3261 states and 6344 transitions. [2022-03-15 15:15:22,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:15:22,298 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:22,298 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:22,298 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable190 [2022-03-15 15:15:22,298 INFO L402 AbstractCegarLoop]: === Iteration 192 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:15:22,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:22,299 INFO L85 PathProgramCache]: Analyzing trace with hash 508651719, now seen corresponding path program 58 times [2022-03-15 15:15:22,299 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:22,299 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543756705] [2022-03-15 15:15:22,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:22,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:22,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:22,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:15:22,556 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:22,556 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [543756705] [2022-03-15 15:15:22,556 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [543756705] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:22,556 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:22,556 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:15:22,556 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1530666555] [2022-03-15 15:15:22,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:22,557 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:15:22,557 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:22,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:15:22,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:15:22,557 INFO L87 Difference]: Start difference. First operand 3261 states and 6344 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:25,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:25,154 INFO L93 Difference]: Finished difference Result 6089 states and 11747 transitions. [2022-03-15 15:15:25,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-15 15:15:25,154 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:15:25,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:25,161 INFO L225 Difference]: With dead ends: 6089 [2022-03-15 15:15:25,161 INFO L226 Difference]: Without dead ends: 6089 [2022-03-15 15:15:25,161 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1383 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=747, Invalid=4223, Unknown=0, NotChecked=0, Total=4970 [2022-03-15 15:15:25,162 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 1346 mSDsluCounter, 4236 mSDsCounter, 0 mSdLazyCounter, 4100 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1346 SdHoareTripleChecker+Valid, 4559 SdHoareTripleChecker+Invalid, 4297 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 4100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:25,162 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1346 Valid, 4559 Invalid, 4297 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 4100 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-15 15:15:25,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6089 states. [2022-03-15 15:15:25,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6089 to 3255. [2022-03-15 15:15:25,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3255 states, 3243 states have (on average 1.9525131051495528) internal successors, (6332), 3254 states have internal predecessors, (6332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:25,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3255 states to 3255 states and 6332 transitions. [2022-03-15 15:15:25,199 INFO L78 Accepts]: Start accepts. Automaton has 3255 states and 6332 transitions. Word has length 135 [2022-03-15 15:15:25,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:25,199 INFO L470 AbstractCegarLoop]: Abstraction has 3255 states and 6332 transitions. [2022-03-15 15:15:25,199 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:25,199 INFO L276 IsEmpty]: Start isEmpty. Operand 3255 states and 6332 transitions. [2022-03-15 15:15:25,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:15:25,201 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:25,201 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:25,201 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable191 [2022-03-15 15:15:25,201 INFO L402 AbstractCegarLoop]: === Iteration 193 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:15:25,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:25,201 INFO L85 PathProgramCache]: Analyzing trace with hash 1752409141, now seen corresponding path program 59 times [2022-03-15 15:15:25,201 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:25,201 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [524517642] [2022-03-15 15:15:25,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:25,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:25,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:25,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:15:25,469 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:25,469 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [524517642] [2022-03-15 15:15:25,469 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [524517642] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:25,469 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:25,469 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:15:25,469 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1389501305] [2022-03-15 15:15:25,469 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:25,470 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:15:25,470 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:25,470 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:15:25,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:15:25,470 INFO L87 Difference]: Start difference. First operand 3255 states and 6332 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:27,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:27,665 INFO L93 Difference]: Finished difference Result 6031 states and 11632 transitions. [2022-03-15 15:15:27,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-15 15:15:27,665 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:15:27,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:27,671 INFO L225 Difference]: With dead ends: 6031 [2022-03-15 15:15:27,671 INFO L226 Difference]: Without dead ends: 6031 [2022-03-15 15:15:27,671 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1296 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=691, Invalid=4001, Unknown=0, NotChecked=0, Total=4692 [2022-03-15 15:15:27,671 INFO L933 BasicCegarLoop]: 279 mSDtfsCounter, 1264 mSDsluCounter, 3562 mSDsCounter, 0 mSdLazyCounter, 3308 mSolverCounterSat, 185 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1264 SdHoareTripleChecker+Valid, 3838 SdHoareTripleChecker+Invalid, 3493 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 185 IncrementalHoareTripleChecker+Valid, 3308 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:27,671 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1264 Valid, 3838 Invalid, 3493 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [185 Valid, 3308 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:15:27,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6031 states. [2022-03-15 15:15:27,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6031 to 3259. [2022-03-15 15:15:27,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3259 states, 3247 states have (on average 1.9525716045580537) internal successors, (6340), 3258 states have internal predecessors, (6340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:27,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3259 states to 3259 states and 6340 transitions. [2022-03-15 15:15:27,712 INFO L78 Accepts]: Start accepts. Automaton has 3259 states and 6340 transitions. Word has length 135 [2022-03-15 15:15:27,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:27,713 INFO L470 AbstractCegarLoop]: Abstraction has 3259 states and 6340 transitions. [2022-03-15 15:15:27,713 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:27,713 INFO L276 IsEmpty]: Start isEmpty. Operand 3259 states and 6340 transitions. [2022-03-15 15:15:27,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:15:27,714 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:27,714 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:27,714 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable192 [2022-03-15 15:15:27,714 INFO L402 AbstractCegarLoop]: === Iteration 194 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:15:27,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:27,714 INFO L85 PathProgramCache]: Analyzing trace with hash 516529047, now seen corresponding path program 60 times [2022-03-15 15:15:27,714 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:27,714 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1962936827] [2022-03-15 15:15:27,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:27,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:27,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:28,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:15:28,017 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:28,017 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1962936827] [2022-03-15 15:15:28,017 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1962936827] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:28,017 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:28,018 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:15:28,018 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1170526578] [2022-03-15 15:15:28,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:28,018 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:15:28,018 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:28,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:15:28,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:15:28,018 INFO L87 Difference]: Start difference. First operand 3259 states and 6340 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:30,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:30,287 INFO L93 Difference]: Finished difference Result 6151 states and 11867 transitions. [2022-03-15 15:15:30,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-15 15:15:30,288 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:15:30,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:30,294 INFO L225 Difference]: With dead ends: 6151 [2022-03-15 15:15:30,294 INFO L226 Difference]: Without dead ends: 6151 [2022-03-15 15:15:30,295 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1393 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=726, Invalid=4244, Unknown=0, NotChecked=0, Total=4970 [2022-03-15 15:15:30,295 INFO L933 BasicCegarLoop]: 293 mSDtfsCounter, 1260 mSDsluCounter, 3544 mSDsCounter, 0 mSdLazyCounter, 3314 mSolverCounterSat, 235 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1260 SdHoareTripleChecker+Valid, 3834 SdHoareTripleChecker+Invalid, 3549 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 235 IncrementalHoareTripleChecker+Valid, 3314 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:30,295 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1260 Valid, 3834 Invalid, 3549 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [235 Valid, 3314 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:15:30,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6151 states. [2022-03-15 15:15:30,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6151 to 3257. [2022-03-15 15:15:30,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3257 states, 3245 states have (on average 1.952542372881356) internal successors, (6336), 3256 states have internal predecessors, (6336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:30,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3257 states to 3257 states and 6336 transitions. [2022-03-15 15:15:30,331 INFO L78 Accepts]: Start accepts. Automaton has 3257 states and 6336 transitions. Word has length 135 [2022-03-15 15:15:30,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:30,331 INFO L470 AbstractCegarLoop]: Abstraction has 3257 states and 6336 transitions. [2022-03-15 15:15:30,331 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:30,331 INFO L276 IsEmpty]: Start isEmpty. Operand 3257 states and 6336 transitions. [2022-03-15 15:15:30,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:15:30,332 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:30,332 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:30,332 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable193 [2022-03-15 15:15:30,332 INFO L402 AbstractCegarLoop]: === Iteration 195 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:15:30,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:30,332 INFO L85 PathProgramCache]: Analyzing trace with hash -1577608459, now seen corresponding path program 61 times [2022-03-15 15:15:30,332 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:30,332 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1559192049] [2022-03-15 15:15:30,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:30,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:30,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:30,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:15:30,606 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:30,606 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1559192049] [2022-03-15 15:15:30,606 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1559192049] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:30,606 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:30,607 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:15:30,607 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1537224773] [2022-03-15 15:15:30,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:30,607 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:15:30,607 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:30,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:15:30,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:15:30,607 INFO L87 Difference]: Start difference. First operand 3257 states and 6336 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:32,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:32,945 INFO L93 Difference]: Finished difference Result 6171 states and 11911 transitions. [2022-03-15 15:15:32,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-15 15:15:32,945 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:15:32,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:32,950 INFO L225 Difference]: With dead ends: 6171 [2022-03-15 15:15:32,950 INFO L226 Difference]: Without dead ends: 6171 [2022-03-15 15:15:32,951 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1345 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=702, Invalid=4128, Unknown=0, NotChecked=0, Total=4830 [2022-03-15 15:15:32,951 INFO L933 BasicCegarLoop]: 310 mSDtfsCounter, 1235 mSDsluCounter, 3816 mSDsCounter, 0 mSdLazyCounter, 3539 mSolverCounterSat, 249 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1235 SdHoareTripleChecker+Valid, 4123 SdHoareTripleChecker+Invalid, 3788 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 249 IncrementalHoareTripleChecker+Valid, 3539 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:32,951 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1235 Valid, 4123 Invalid, 3788 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [249 Valid, 3539 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:15:32,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6171 states. [2022-03-15 15:15:32,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6171 to 3251. [2022-03-15 15:15:32,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3251 states, 3239 states have (on average 1.9524544612534733) internal successors, (6324), 3250 states have internal predecessors, (6324), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:32,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3251 states to 3251 states and 6324 transitions. [2022-03-15 15:15:32,987 INFO L78 Accepts]: Start accepts. Automaton has 3251 states and 6324 transitions. Word has length 135 [2022-03-15 15:15:32,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:32,987 INFO L470 AbstractCegarLoop]: Abstraction has 3251 states and 6324 transitions. [2022-03-15 15:15:32,987 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:32,987 INFO L276 IsEmpty]: Start isEmpty. Operand 3251 states and 6324 transitions. [2022-03-15 15:15:32,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:15:32,988 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:32,988 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:32,988 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable194 [2022-03-15 15:15:32,988 INFO L402 AbstractCegarLoop]: === Iteration 196 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:15:32,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:32,989 INFO L85 PathProgramCache]: Analyzing trace with hash 1779952407, now seen corresponding path program 62 times [2022-03-15 15:15:32,989 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:32,989 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [316430764] [2022-03-15 15:15:32,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:32,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:33,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:33,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:15:33,241 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:33,241 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [316430764] [2022-03-15 15:15:33,241 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [316430764] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:33,241 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:33,241 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:15:33,241 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2126293352] [2022-03-15 15:15:33,241 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:33,242 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:15:33,242 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:33,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:15:33,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:15:33,242 INFO L87 Difference]: Start difference. First operand 3251 states and 6324 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:35,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:35,250 INFO L93 Difference]: Finished difference Result 6019 states and 11608 transitions. [2022-03-15 15:15:35,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-15 15:15:35,250 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:15:35,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:35,256 INFO L225 Difference]: With dead ends: 6019 [2022-03-15 15:15:35,256 INFO L226 Difference]: Without dead ends: 6019 [2022-03-15 15:15:35,256 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1257 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=658, Invalid=3898, Unknown=0, NotChecked=0, Total=4556 [2022-03-15 15:15:35,257 INFO L933 BasicCegarLoop]: 258 mSDtfsCounter, 1334 mSDsluCounter, 3357 mSDsCounter, 0 mSdLazyCounter, 2901 mSolverCounterSat, 234 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1334 SdHoareTripleChecker+Valid, 3612 SdHoareTripleChecker+Invalid, 3135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 234 IncrementalHoareTripleChecker+Valid, 2901 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:35,257 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1334 Valid, 3612 Invalid, 3135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [234 Valid, 2901 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:15:35,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6019 states. [2022-03-15 15:15:35,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6019 to 3257. [2022-03-15 15:15:35,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3257 states, 3245 states have (on average 1.952542372881356) internal successors, (6336), 3256 states have internal predecessors, (6336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:35,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3257 states to 3257 states and 6336 transitions. [2022-03-15 15:15:35,291 INFO L78 Accepts]: Start accepts. Automaton has 3257 states and 6336 transitions. Word has length 135 [2022-03-15 15:15:35,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:35,292 INFO L470 AbstractCegarLoop]: Abstraction has 3257 states and 6336 transitions. [2022-03-15 15:15:35,292 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:35,292 INFO L276 IsEmpty]: Start isEmpty. Operand 3257 states and 6336 transitions. [2022-03-15 15:15:35,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:15:35,293 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:35,293 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:35,294 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable195 [2022-03-15 15:15:35,294 INFO L402 AbstractCegarLoop]: === Iteration 197 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:15:35,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:35,294 INFO L85 PathProgramCache]: Analyzing trace with hash 544072313, now seen corresponding path program 63 times [2022-03-15 15:15:35,294 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:35,294 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [336015003] [2022-03-15 15:15:35,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:35,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:35,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:35,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:15:35,543 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:35,543 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [336015003] [2022-03-15 15:15:35,543 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [336015003] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:35,543 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:35,543 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:15:35,543 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2024090932] [2022-03-15 15:15:35,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:35,544 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:15:35,544 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:35,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:15:35,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:15:35,544 INFO L87 Difference]: Start difference. First operand 3257 states and 6336 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:37,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:37,653 INFO L93 Difference]: Finished difference Result 6139 states and 11843 transitions. [2022-03-15 15:15:37,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-15 15:15:37,653 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:15:37,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:37,660 INFO L225 Difference]: With dead ends: 6139 [2022-03-15 15:15:37,660 INFO L226 Difference]: Without dead ends: 6139 [2022-03-15 15:15:37,660 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1353 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=692, Invalid=4138, Unknown=0, NotChecked=0, Total=4830 [2022-03-15 15:15:37,661 INFO L933 BasicCegarLoop]: 272 mSDtfsCounter, 1175 mSDsluCounter, 3550 mSDsCounter, 0 mSdLazyCounter, 3170 mSolverCounterSat, 202 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1175 SdHoareTripleChecker+Valid, 3819 SdHoareTripleChecker+Invalid, 3372 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 202 IncrementalHoareTripleChecker+Valid, 3170 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:37,661 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1175 Valid, 3819 Invalid, 3372 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [202 Valid, 3170 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:15:37,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6139 states. [2022-03-15 15:15:37,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6139 to 3255. [2022-03-15 15:15:37,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3255 states, 3243 states have (on average 1.9525131051495528) internal successors, (6332), 3254 states have internal predecessors, (6332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:37,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3255 states to 3255 states and 6332 transitions. [2022-03-15 15:15:37,698 INFO L78 Accepts]: Start accepts. Automaton has 3255 states and 6332 transitions. Word has length 135 [2022-03-15 15:15:37,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:37,698 INFO L470 AbstractCegarLoop]: Abstraction has 3255 states and 6332 transitions. [2022-03-15 15:15:37,698 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:37,699 INFO L276 IsEmpty]: Start isEmpty. Operand 3255 states and 6332 transitions. [2022-03-15 15:15:37,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:15:37,700 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:37,700 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:37,700 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable196 [2022-03-15 15:15:37,700 INFO L402 AbstractCegarLoop]: === Iteration 198 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:15:37,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:37,700 INFO L85 PathProgramCache]: Analyzing trace with hash -1550065193, now seen corresponding path program 64 times [2022-03-15 15:15:37,700 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:37,700 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [477955623] [2022-03-15 15:15:37,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:37,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:37,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:37,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:15:37,949 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:37,949 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [477955623] [2022-03-15 15:15:37,949 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [477955623] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:37,949 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:37,949 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:15:37,949 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [859449654] [2022-03-15 15:15:37,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:37,949 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:15:37,949 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:37,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:15:37,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:15:37,950 INFO L87 Difference]: Start difference. First operand 3255 states and 6332 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:40,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:40,323 INFO L93 Difference]: Finished difference Result 6219 states and 12003 transitions. [2022-03-15 15:15:40,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-15 15:15:40,324 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:15:40,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:40,329 INFO L225 Difference]: With dead ends: 6219 [2022-03-15 15:15:40,329 INFO L226 Difference]: Without dead ends: 6219 [2022-03-15 15:15:40,330 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1358 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=686, Invalid=4144, Unknown=0, NotChecked=0, Total=4830 [2022-03-15 15:15:40,330 INFO L933 BasicCegarLoop]: 289 mSDtfsCounter, 1319 mSDsluCounter, 3778 mSDsCounter, 0 mSdLazyCounter, 3571 mSolverCounterSat, 221 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1319 SdHoareTripleChecker+Valid, 4064 SdHoareTripleChecker+Invalid, 3792 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 221 IncrementalHoareTripleChecker+Valid, 3571 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:40,330 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1319 Valid, 4064 Invalid, 3792 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [221 Valid, 3571 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:15:40,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6219 states. [2022-03-15 15:15:40,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6219 to 3253. [2022-03-15 15:15:40,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3253 states, 3241 states have (on average 1.9524838012958963) internal successors, (6328), 3252 states have internal predecessors, (6328), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:40,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3253 states to 3253 states and 6328 transitions. [2022-03-15 15:15:40,367 INFO L78 Accepts]: Start accepts. Automaton has 3253 states and 6328 transitions. Word has length 135 [2022-03-15 15:15:40,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:40,368 INFO L470 AbstractCegarLoop]: Abstraction has 3253 states and 6328 transitions. [2022-03-15 15:15:40,368 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:40,368 INFO L276 IsEmpty]: Start isEmpty. Operand 3253 states and 6328 transitions. [2022-03-15 15:15:40,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:15:40,369 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:40,369 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:40,369 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable197 [2022-03-15 15:15:40,369 INFO L402 AbstractCegarLoop]: === Iteration 199 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:15:40,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:40,369 INFO L85 PathProgramCache]: Analyzing trace with hash -1443212167, now seen corresponding path program 65 times [2022-03-15 15:15:40,369 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:40,369 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682186053] [2022-03-15 15:15:40,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:40,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:40,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:40,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:15:40,615 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:40,615 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682186053] [2022-03-15 15:15:40,616 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [682186053] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:40,616 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:40,616 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:15:40,616 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116190063] [2022-03-15 15:15:40,616 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:40,616 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:15:40,616 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:40,616 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:15:40,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:15:40,616 INFO L87 Difference]: Start difference. First operand 3253 states and 6328 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:42,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:42,882 INFO L93 Difference]: Finished difference Result 6229 states and 12027 transitions. [2022-03-15 15:15:42,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-15 15:15:42,883 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:15:42,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:42,890 INFO L225 Difference]: With dead ends: 6229 [2022-03-15 15:15:42,890 INFO L226 Difference]: Without dead ends: 6229 [2022-03-15 15:15:42,890 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1308 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=663, Invalid=4029, Unknown=0, NotChecked=0, Total=4692 [2022-03-15 15:15:42,890 INFO L933 BasicCegarLoop]: 302 mSDtfsCounter, 1193 mSDsluCounter, 3883 mSDsCounter, 0 mSdLazyCounter, 3624 mSolverCounterSat, 228 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1193 SdHoareTripleChecker+Valid, 4182 SdHoareTripleChecker+Invalid, 3852 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 228 IncrementalHoareTripleChecker+Valid, 3624 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:42,890 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1193 Valid, 4182 Invalid, 3852 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [228 Valid, 3624 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:15:42,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6229 states. [2022-03-15 15:15:42,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6229 to 3231. [2022-03-15 15:15:42,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3231 states, 3219 states have (on average 1.9521590556073314) internal successors, (6284), 3230 states have internal predecessors, (6284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:42,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3231 states to 3231 states and 6284 transitions. [2022-03-15 15:15:42,930 INFO L78 Accepts]: Start accepts. Automaton has 3231 states and 6284 transitions. Word has length 135 [2022-03-15 15:15:42,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:42,930 INFO L470 AbstractCegarLoop]: Abstraction has 3231 states and 6284 transitions. [2022-03-15 15:15:42,930 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:42,931 INFO L276 IsEmpty]: Start isEmpty. Operand 3231 states and 6284 transitions. [2022-03-15 15:15:42,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:15:42,932 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:42,932 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:42,932 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable198 [2022-03-15 15:15:42,932 INFO L402 AbstractCegarLoop]: === Iteration 200 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:15:42,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:42,932 INFO L85 PathProgramCache]: Analyzing trace with hash 405731697, now seen corresponding path program 66 times [2022-03-15 15:15:42,932 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:42,932 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693252842] [2022-03-15 15:15:42,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:42,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:42,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:43,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:15:43,218 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:43,218 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693252842] [2022-03-15 15:15:43,218 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1693252842] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:43,218 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:43,218 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:15:43,218 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [555637591] [2022-03-15 15:15:43,218 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:43,219 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:15:43,219 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:43,219 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:15:43,219 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:15:43,219 INFO L87 Difference]: Start difference. First operand 3231 states and 6284 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:44,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:44,585 INFO L93 Difference]: Finished difference Result 4237 states and 8183 transitions. [2022-03-15 15:15:44,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-15 15:15:44,591 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:15:44,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:44,598 INFO L225 Difference]: With dead ends: 4237 [2022-03-15 15:15:44,598 INFO L226 Difference]: Without dead ends: 4237 [2022-03-15 15:15:44,598 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 882 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=544, Invalid=2996, Unknown=0, NotChecked=0, Total=3540 [2022-03-15 15:15:44,599 INFO L933 BasicCegarLoop]: 241 mSDtfsCounter, 1139 mSDsluCounter, 2416 mSDsCounter, 0 mSdLazyCounter, 1620 mSolverCounterSat, 207 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1139 SdHoareTripleChecker+Valid, 2654 SdHoareTripleChecker+Invalid, 1827 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 207 IncrementalHoareTripleChecker+Valid, 1620 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:44,599 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1139 Valid, 2654 Invalid, 1827 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [207 Valid, 1620 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:15:44,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4237 states. [2022-03-15 15:15:44,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4237 to 3239. [2022-03-15 15:15:44,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3239 states, 3227 states have (on average 1.9522776572668112) internal successors, (6300), 3238 states have internal predecessors, (6300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:44,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3239 states to 3239 states and 6300 transitions. [2022-03-15 15:15:44,645 INFO L78 Accepts]: Start accepts. Automaton has 3239 states and 6300 transitions. Word has length 135 [2022-03-15 15:15:44,645 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:44,646 INFO L470 AbstractCegarLoop]: Abstraction has 3239 states and 6300 transitions. [2022-03-15 15:15:44,646 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:44,646 INFO L276 IsEmpty]: Start isEmpty. Operand 3239 states and 6300 transitions. [2022-03-15 15:15:44,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:15:44,647 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:44,647 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:44,647 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable199 [2022-03-15 15:15:44,648 INFO L402 AbstractCegarLoop]: === Iteration 201 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:15:44,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:44,648 INFO L85 PathProgramCache]: Analyzing trace with hash 2014582739, now seen corresponding path program 67 times [2022-03-15 15:15:44,648 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:44,648 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685698421] [2022-03-15 15:15:44,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:44,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:44,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:44,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:15:44,953 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:44,953 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1685698421] [2022-03-15 15:15:44,953 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1685698421] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:44,953 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:44,953 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:15:44,953 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1103873767] [2022-03-15 15:15:44,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:44,954 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:15:44,954 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:44,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:15:44,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:15:44,954 INFO L87 Difference]: Start difference. First operand 3239 states and 6300 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:46,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:46,417 INFO L93 Difference]: Finished difference Result 4320 states and 8345 transitions. [2022-03-15 15:15:46,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-15 15:15:46,417 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:15:46,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:46,422 INFO L225 Difference]: With dead ends: 4320 [2022-03-15 15:15:46,422 INFO L226 Difference]: Without dead ends: 4320 [2022-03-15 15:15:46,422 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1015 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=586, Invalid=3320, Unknown=0, NotChecked=0, Total=3906 [2022-03-15 15:15:46,422 INFO L933 BasicCegarLoop]: 240 mSDtfsCounter, 1228 mSDsluCounter, 2598 mSDsCounter, 0 mSdLazyCounter, 1783 mSolverCounterSat, 241 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1228 SdHoareTripleChecker+Valid, 2835 SdHoareTripleChecker+Invalid, 2024 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 241 IncrementalHoareTripleChecker+Valid, 1783 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:46,422 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1228 Valid, 2835 Invalid, 2024 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [241 Valid, 1783 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:15:46,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4320 states. [2022-03-15 15:15:46,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4320 to 3241. [2022-03-15 15:15:46,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3241 states, 3229 states have (on average 1.9523072158563022) internal successors, (6304), 3240 states have internal predecessors, (6304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:46,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3241 states to 3241 states and 6304 transitions. [2022-03-15 15:15:46,467 INFO L78 Accepts]: Start accepts. Automaton has 3241 states and 6304 transitions. Word has length 135 [2022-03-15 15:15:46,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:46,467 INFO L470 AbstractCegarLoop]: Abstraction has 3241 states and 6304 transitions. [2022-03-15 15:15:46,467 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:46,467 INFO L276 IsEmpty]: Start isEmpty. Operand 3241 states and 6304 transitions. [2022-03-15 15:15:46,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:15:46,469 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:46,469 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:46,469 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable200 [2022-03-15 15:15:46,469 INFO L402 AbstractCegarLoop]: === Iteration 202 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:15:46,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:46,469 INFO L85 PathProgramCache]: Analyzing trace with hash 778702645, now seen corresponding path program 68 times [2022-03-15 15:15:46,469 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:46,469 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788100399] [2022-03-15 15:15:46,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:46,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:46,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:46,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:15:46,729 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:46,729 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1788100399] [2022-03-15 15:15:46,729 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1788100399] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:46,729 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:46,729 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:15:46,729 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777147607] [2022-03-15 15:15:46,729 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:46,729 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:15:46,729 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:46,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:15:46,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:15:46,730 INFO L87 Difference]: Start difference. First operand 3241 states and 6304 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:48,420 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:48,420 INFO L93 Difference]: Finished difference Result 4359 states and 8422 transitions. [2022-03-15 15:15:48,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-03-15 15:15:48,420 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:15:48,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:48,425 INFO L225 Difference]: With dead ends: 4359 [2022-03-15 15:15:48,425 INFO L226 Difference]: Without dead ends: 4359 [2022-03-15 15:15:48,425 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1059 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=600, Invalid=3432, Unknown=0, NotChecked=0, Total=4032 [2022-03-15 15:15:48,425 INFO L933 BasicCegarLoop]: 254 mSDtfsCounter, 985 mSDsluCounter, 3146 mSDsCounter, 0 mSdLazyCounter, 2273 mSolverCounterSat, 222 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 985 SdHoareTripleChecker+Valid, 3397 SdHoareTripleChecker+Invalid, 2495 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 222 IncrementalHoareTripleChecker+Valid, 2273 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:48,425 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [985 Valid, 3397 Invalid, 2495 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [222 Valid, 2273 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:15:48,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4359 states. [2022-03-15 15:15:48,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4359 to 3235. [2022-03-15 15:15:48,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3235 states, 3223 states have (on average 1.9522184300341296) internal successors, (6292), 3234 states have internal predecessors, (6292), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:48,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3235 states to 3235 states and 6292 transitions. [2022-03-15 15:15:48,453 INFO L78 Accepts]: Start accepts. Automaton has 3235 states and 6292 transitions. Word has length 135 [2022-03-15 15:15:48,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:48,454 INFO L470 AbstractCegarLoop]: Abstraction has 3235 states and 6292 transitions. [2022-03-15 15:15:48,454 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:48,454 INFO L276 IsEmpty]: Start isEmpty. Operand 3235 states and 6292 transitions. [2022-03-15 15:15:48,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:15:48,455 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:48,455 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:48,455 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable201 [2022-03-15 15:15:48,455 INFO L402 AbstractCegarLoop]: === Iteration 203 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:15:48,455 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:48,455 INFO L85 PathProgramCache]: Analyzing trace with hash -427872207, now seen corresponding path program 69 times [2022-03-15 15:15:48,455 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:48,455 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [908080870] [2022-03-15 15:15:48,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:48,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:48,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:48,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:15:48,709 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:48,709 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [908080870] [2022-03-15 15:15:48,709 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [908080870] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:48,709 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:48,709 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:15:48,709 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [344236916] [2022-03-15 15:15:48,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:48,710 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:15:48,710 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:48,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:15:48,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:15:48,710 INFO L87 Difference]: Start difference. First operand 3235 states and 6292 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:50,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:50,309 INFO L93 Difference]: Finished difference Result 4301 states and 8307 transitions. [2022-03-15 15:15:50,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-15 15:15:50,309 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:15:50,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:50,314 INFO L225 Difference]: With dead ends: 4301 [2022-03-15 15:15:50,314 INFO L226 Difference]: Without dead ends: 4301 [2022-03-15 15:15:50,314 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 988 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=550, Invalid=3232, Unknown=0, NotChecked=0, Total=3782 [2022-03-15 15:15:50,315 INFO L933 BasicCegarLoop]: 240 mSDtfsCounter, 1077 mSDsluCounter, 3060 mSDsCounter, 0 mSdLazyCounter, 2204 mSolverCounterSat, 196 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1077 SdHoareTripleChecker+Valid, 3297 SdHoareTripleChecker+Invalid, 2400 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 196 IncrementalHoareTripleChecker+Valid, 2204 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:50,315 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1077 Valid, 3297 Invalid, 2400 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [196 Valid, 2204 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:15:50,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4301 states. [2022-03-15 15:15:50,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4301 to 3239. [2022-03-15 15:15:50,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3239 states, 3227 states have (on average 1.9522776572668112) internal successors, (6300), 3238 states have internal predecessors, (6300), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:50,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3239 states to 3239 states and 6300 transitions. [2022-03-15 15:15:50,346 INFO L78 Accepts]: Start accepts. Automaton has 3239 states and 6300 transitions. Word has length 135 [2022-03-15 15:15:50,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:50,346 INFO L470 AbstractCegarLoop]: Abstraction has 3239 states and 6300 transitions. [2022-03-15 15:15:50,346 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:50,346 INFO L276 IsEmpty]: Start isEmpty. Operand 3239 states and 6300 transitions. [2022-03-15 15:15:50,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:15:50,347 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:50,347 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:50,347 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable202 [2022-03-15 15:15:50,347 INFO L402 AbstractCegarLoop]: === Iteration 204 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:15:50,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:50,347 INFO L85 PathProgramCache]: Analyzing trace with hash -1663752301, now seen corresponding path program 70 times [2022-03-15 15:15:50,347 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:50,347 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2109166872] [2022-03-15 15:15:50,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:50,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:50,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:50,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:15:50,599 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:50,599 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2109166872] [2022-03-15 15:15:50,599 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2109166872] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:50,600 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:50,600 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:15:50,600 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [981762900] [2022-03-15 15:15:50,600 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:50,600 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:15:50,600 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:50,600 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:15:50,600 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=335, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:15:50,600 INFO L87 Difference]: Start difference. First operand 3239 states and 6300 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:52,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:52,331 INFO L93 Difference]: Finished difference Result 4421 states and 8542 transitions. [2022-03-15 15:15:52,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-03-15 15:15:52,331 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:15:52,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:52,337 INFO L225 Difference]: With dead ends: 4421 [2022-03-15 15:15:52,337 INFO L226 Difference]: Without dead ends: 4421 [2022-03-15 15:15:52,338 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1077 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=580, Invalid=3452, Unknown=0, NotChecked=0, Total=4032 [2022-03-15 15:15:52,338 INFO L933 BasicCegarLoop]: 254 mSDtfsCounter, 992 mSDsluCounter, 3111 mSDsCounter, 0 mSdLazyCounter, 2299 mSolverCounterSat, 217 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 992 SdHoareTripleChecker+Valid, 3362 SdHoareTripleChecker+Invalid, 2516 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 217 IncrementalHoareTripleChecker+Valid, 2299 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:52,338 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [992 Valid, 3362 Invalid, 2516 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [217 Valid, 2299 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:15:52,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4421 states. [2022-03-15 15:15:52,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4421 to 3237. [2022-03-15 15:15:52,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3237 states, 3225 states have (on average 1.9522480620155038) internal successors, (6296), 3236 states have internal predecessors, (6296), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:52,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3237 states to 3237 states and 6296 transitions. [2022-03-15 15:15:52,378 INFO L78 Accepts]: Start accepts. Automaton has 3237 states and 6296 transitions. Word has length 135 [2022-03-15 15:15:52,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:52,378 INFO L470 AbstractCegarLoop]: Abstraction has 3237 states and 6296 transitions. [2022-03-15 15:15:52,378 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:52,378 INFO L276 IsEmpty]: Start isEmpty. Operand 3237 states and 6296 transitions. [2022-03-15 15:15:52,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:15:52,380 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:52,380 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:52,380 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable203 [2022-03-15 15:15:52,380 INFO L402 AbstractCegarLoop]: === Iteration 205 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:15:52,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:52,380 INFO L85 PathProgramCache]: Analyzing trace with hash 537077489, now seen corresponding path program 71 times [2022-03-15 15:15:52,380 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:52,380 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955852731] [2022-03-15 15:15:52,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:52,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:52,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:52,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:15:52,640 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:52,640 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [955852731] [2022-03-15 15:15:52,640 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [955852731] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:52,640 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:52,640 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:15:52,640 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293859450] [2022-03-15 15:15:52,640 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:52,640 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:15:52,640 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:52,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:15:52,640 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:15:52,641 INFO L87 Difference]: Start difference. First operand 3237 states and 6296 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:54,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:54,358 INFO L93 Difference]: Finished difference Result 4441 states and 8586 transitions. [2022-03-15 15:15:54,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-15 15:15:54,358 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:15:54,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:54,363 INFO L225 Difference]: With dead ends: 4441 [2022-03-15 15:15:54,363 INFO L226 Difference]: Without dead ends: 4441 [2022-03-15 15:15:54,364 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1033 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=558, Invalid=3348, Unknown=0, NotChecked=0, Total=3906 [2022-03-15 15:15:54,364 INFO L933 BasicCegarLoop]: 269 mSDtfsCounter, 1090 mSDsluCounter, 3003 mSDsCounter, 0 mSdLazyCounter, 2405 mSolverCounterSat, 205 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1090 SdHoareTripleChecker+Valid, 3269 SdHoareTripleChecker+Invalid, 2610 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 205 IncrementalHoareTripleChecker+Valid, 2405 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:54,364 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1090 Valid, 3269 Invalid, 2610 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [205 Valid, 2405 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:15:54,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4441 states. [2022-03-15 15:15:54,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4441 to 3231. [2022-03-15 15:15:54,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3231 states, 3219 states have (on average 1.9521590556073314) internal successors, (6284), 3230 states have internal predecessors, (6284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:54,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3231 states to 3231 states and 6284 transitions. [2022-03-15 15:15:54,393 INFO L78 Accepts]: Start accepts. Automaton has 3231 states and 6284 transitions. Word has length 135 [2022-03-15 15:15:54,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:54,393 INFO L470 AbstractCegarLoop]: Abstraction has 3231 states and 6284 transitions. [2022-03-15 15:15:54,393 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:54,393 INFO L276 IsEmpty]: Start isEmpty. Operand 3231 states and 6284 transitions. [2022-03-15 15:15:54,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:15:54,394 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:54,394 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:54,394 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable204 [2022-03-15 15:15:54,394 INFO L402 AbstractCegarLoop]: === Iteration 206 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:15:54,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:54,395 INFO L85 PathProgramCache]: Analyzing trace with hash -1472521773, now seen corresponding path program 72 times [2022-03-15 15:15:54,395 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:54,395 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1519920659] [2022-03-15 15:15:54,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:54,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:54,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:54,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:15:54,664 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:54,664 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1519920659] [2022-03-15 15:15:54,664 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1519920659] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:54,664 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:54,664 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:15:54,664 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [612539486] [2022-03-15 15:15:54,664 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:54,664 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:15:54,664 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:54,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:15:54,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:15:54,665 INFO L87 Difference]: Start difference. First operand 3231 states and 6284 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:56,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:56,117 INFO L93 Difference]: Finished difference Result 4235 states and 8181 transitions. [2022-03-15 15:15:56,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-15 15:15:56,118 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:15:56,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:56,123 INFO L225 Difference]: With dead ends: 4235 [2022-03-15 15:15:56,123 INFO L226 Difference]: Without dead ends: 4235 [2022-03-15 15:15:56,123 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 908 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=500, Invalid=3040, Unknown=0, NotChecked=0, Total=3540 [2022-03-15 15:15:56,123 INFO L933 BasicCegarLoop]: 236 mSDtfsCounter, 936 mSDsluCounter, 2723 mSDsCounter, 0 mSdLazyCounter, 1979 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 936 SdHoareTripleChecker+Valid, 2956 SdHoareTripleChecker+Invalid, 2160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 1979 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:56,124 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [936 Valid, 2956 Invalid, 2160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 1979 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:15:56,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4235 states. [2022-03-15 15:15:56,148 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4235 to 3235. [2022-03-15 15:15:56,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3235 states, 3223 states have (on average 1.9522184300341296) internal successors, (6292), 3234 states have internal predecessors, (6292), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:56,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3235 states to 3235 states and 6292 transitions. [2022-03-15 15:15:56,154 INFO L78 Accepts]: Start accepts. Automaton has 3235 states and 6292 transitions. Word has length 135 [2022-03-15 15:15:56,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:56,154 INFO L470 AbstractCegarLoop]: Abstraction has 3235 states and 6292 transitions. [2022-03-15 15:15:56,154 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:56,154 INFO L276 IsEmpty]: Start isEmpty. Operand 3235 states and 6292 transitions. [2022-03-15 15:15:56,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:15:56,155 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:56,155 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:56,156 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable205 [2022-03-15 15:15:56,156 INFO L402 AbstractCegarLoop]: === Iteration 207 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:15:56,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:56,156 INFO L85 PathProgramCache]: Analyzing trace with hash 1586565429, now seen corresponding path program 73 times [2022-03-15 15:15:56,156 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:56,156 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2046844975] [2022-03-15 15:15:56,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:56,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:56,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:56,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:15:56,448 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:56,448 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2046844975] [2022-03-15 15:15:56,448 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2046844975] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:56,448 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:56,448 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:15:56,448 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2043068098] [2022-03-15 15:15:56,448 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:56,449 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:15:56,449 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:56,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:15:56,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:15:56,449 INFO L87 Difference]: Start difference. First operand 3235 states and 6292 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:57,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:15:57,975 INFO L93 Difference]: Finished difference Result 4355 states and 8416 transitions. [2022-03-15 15:15:57,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-15 15:15:57,976 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:15:57,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:15:57,980 INFO L225 Difference]: With dead ends: 4355 [2022-03-15 15:15:57,980 INFO L226 Difference]: Without dead ends: 4355 [2022-03-15 15:15:57,981 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 993 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=527, Invalid=3255, Unknown=0, NotChecked=0, Total=3782 [2022-03-15 15:15:57,981 INFO L933 BasicCegarLoop]: 250 mSDtfsCounter, 1124 mSDsluCounter, 2684 mSDsCounter, 0 mSdLazyCounter, 2023 mSolverCounterSat, 229 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1124 SdHoareTripleChecker+Valid, 2931 SdHoareTripleChecker+Invalid, 2252 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 229 IncrementalHoareTripleChecker+Valid, 2023 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:15:57,981 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1124 Valid, 2931 Invalid, 2252 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [229 Valid, 2023 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:15:57,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4355 states. [2022-03-15 15:15:58,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4355 to 3233. [2022-03-15 15:15:58,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3233 states, 3221 states have (on average 1.9521887612542688) internal successors, (6288), 3232 states have internal predecessors, (6288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:58,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3233 states to 3233 states and 6288 transitions. [2022-03-15 15:15:58,029 INFO L78 Accepts]: Start accepts. Automaton has 3233 states and 6288 transitions. Word has length 135 [2022-03-15 15:15:58,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:15:58,029 INFO L470 AbstractCegarLoop]: Abstraction has 3233 states and 6288 transitions. [2022-03-15 15:15:58,029 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:15:58,029 INFO L276 IsEmpty]: Start isEmpty. Operand 3233 states and 6288 transitions. [2022-03-15 15:15:58,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:15:58,031 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:15:58,031 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:15:58,031 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable206 [2022-03-15 15:15:58,031 INFO L402 AbstractCegarLoop]: === Iteration 208 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:15:58,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:15:58,032 INFO L85 PathProgramCache]: Analyzing trace with hash -507572077, now seen corresponding path program 74 times [2022-03-15 15:15:58,032 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:15:58,032 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343682225] [2022-03-15 15:15:58,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:15:58,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:15:58,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:15:58,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:15:58,283 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:15:58,283 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [343682225] [2022-03-15 15:15:58,283 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [343682225] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:15:58,283 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:15:58,283 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:15:58,283 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [551270401] [2022-03-15 15:15:58,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:15:58,284 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:15:58,284 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:15:58,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:15:58,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:15:58,284 INFO L87 Difference]: Start difference. First operand 3233 states and 6288 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:00,012 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:00,013 INFO L93 Difference]: Finished difference Result 4435 states and 8576 transitions. [2022-03-15 15:16:00,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-15 15:16:00,013 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:16:00,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:00,018 INFO L225 Difference]: With dead ends: 4435 [2022-03-15 15:16:00,018 INFO L226 Difference]: Without dead ends: 4435 [2022-03-15 15:16:00,018 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 999 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=521, Invalid=3261, Unknown=0, NotChecked=0, Total=3782 [2022-03-15 15:16:00,019 INFO L933 BasicCegarLoop]: 265 mSDtfsCounter, 1016 mSDsluCounter, 3182 mSDsCounter, 0 mSdLazyCounter, 2560 mSolverCounterSat, 193 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1016 SdHoareTripleChecker+Valid, 3444 SdHoareTripleChecker+Invalid, 2753 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 193 IncrementalHoareTripleChecker+Valid, 2560 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:00,019 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1016 Valid, 3444 Invalid, 2753 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [193 Valid, 2560 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:16:00,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4435 states. [2022-03-15 15:16:00,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4435 to 3231. [2022-03-15 15:16:00,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3231 states, 3219 states have (on average 1.9521590556073314) internal successors, (6284), 3230 states have internal predecessors, (6284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:00,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3231 states to 3231 states and 6284 transitions. [2022-03-15 15:16:00,053 INFO L78 Accepts]: Start accepts. Automaton has 3231 states and 6284 transitions. Word has length 135 [2022-03-15 15:16:00,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:00,053 INFO L470 AbstractCegarLoop]: Abstraction has 3231 states and 6284 transitions. [2022-03-15 15:16:00,053 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:00,053 INFO L276 IsEmpty]: Start isEmpty. Operand 3231 states and 6284 transitions. [2022-03-15 15:16:00,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:16:00,054 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:00,054 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:00,054 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable207 [2022-03-15 15:16:00,055 INFO L402 AbstractCegarLoop]: === Iteration 209 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:16:00,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:00,055 INFO L85 PathProgramCache]: Analyzing trace with hash -400719051, now seen corresponding path program 75 times [2022-03-15 15:16:00,055 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:00,055 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1280175875] [2022-03-15 15:16:00,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:00,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:00,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:00,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:16:00,351 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:00,351 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1280175875] [2022-03-15 15:16:00,351 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1280175875] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:00,351 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:00,351 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:16:00,351 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [534283903] [2022-03-15 15:16:00,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:00,352 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:16:00,352 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:00,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:16:00,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:16:00,352 INFO L87 Difference]: Start difference. First operand 3231 states and 6284 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:02,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:02,143 INFO L93 Difference]: Finished difference Result 4572 states and 8854 transitions. [2022-03-15 15:16:02,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-15 15:16:02,143 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:16:02,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:02,148 INFO L225 Difference]: With dead ends: 4572 [2022-03-15 15:16:02,148 INFO L226 Difference]: Without dead ends: 4572 [2022-03-15 15:16:02,148 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 954 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=501, Invalid=3159, Unknown=0, NotChecked=0, Total=3660 [2022-03-15 15:16:02,149 INFO L933 BasicCegarLoop]: 277 mSDtfsCounter, 1034 mSDsluCounter, 3360 mSDsCounter, 0 mSdLazyCounter, 2805 mSolverCounterSat, 211 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1034 SdHoareTripleChecker+Valid, 3634 SdHoareTripleChecker+Invalid, 3016 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 211 IncrementalHoareTripleChecker+Valid, 2805 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:02,149 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1034 Valid, 3634 Invalid, 3016 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [211 Valid, 2805 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:16:02,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4572 states. [2022-03-15 15:16:02,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4572 to 3217. [2022-03-15 15:16:02,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3217 states, 3205 states have (on average 1.95195007800312) internal successors, (6256), 3216 states have internal predecessors, (6256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:02,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3217 states to 3217 states and 6256 transitions. [2022-03-15 15:16:02,178 INFO L78 Accepts]: Start accepts. Automaton has 3217 states and 6256 transitions. Word has length 135 [2022-03-15 15:16:02,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:02,179 INFO L470 AbstractCegarLoop]: Abstraction has 3217 states and 6256 transitions. [2022-03-15 15:16:02,179 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:02,179 INFO L276 IsEmpty]: Start isEmpty. Operand 3217 states and 6256 transitions. [2022-03-15 15:16:02,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:16:02,180 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:02,180 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:02,180 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable208 [2022-03-15 15:16:02,180 INFO L402 AbstractCegarLoop]: === Iteration 210 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:16:02,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:02,180 INFO L85 PathProgramCache]: Analyzing trace with hash 598910399, now seen corresponding path program 76 times [2022-03-15 15:16:02,180 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:02,180 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [280001517] [2022-03-15 15:16:02,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:02,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:02,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:02,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:16:02,447 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:02,447 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [280001517] [2022-03-15 15:16:02,447 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [280001517] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:02,447 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:02,448 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:16:02,448 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [841613974] [2022-03-15 15:16:02,448 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:02,448 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:16:02,448 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:02,448 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:16:02,448 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:16:02,448 INFO L87 Difference]: Start difference. First operand 3217 states and 6256 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:03,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:03,806 INFO L93 Difference]: Finished difference Result 4222 states and 8153 transitions. [2022-03-15 15:16:03,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-15 15:16:03,807 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:16:03,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:03,812 INFO L225 Difference]: With dead ends: 4222 [2022-03-15 15:16:03,812 INFO L226 Difference]: Without dead ends: 4222 [2022-03-15 15:16:03,813 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 746 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=463, Invalid=2617, Unknown=0, NotChecked=0, Total=3080 [2022-03-15 15:16:03,813 INFO L933 BasicCegarLoop]: 237 mSDtfsCounter, 971 mSDsluCounter, 2696 mSDsCounter, 0 mSdLazyCounter, 1803 mSolverCounterSat, 137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 971 SdHoareTripleChecker+Valid, 2930 SdHoareTripleChecker+Invalid, 1940 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 137 IncrementalHoareTripleChecker+Valid, 1803 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:03,813 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [971 Valid, 2930 Invalid, 1940 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 1803 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:16:03,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4222 states. [2022-03-15 15:16:03,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4222 to 3222. [2022-03-15 15:16:03,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3222 states, 3210 states have (on average 1.95202492211838) internal successors, (6266), 3221 states have internal predecessors, (6266), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:03,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3222 states to 3222 states and 6266 transitions. [2022-03-15 15:16:03,843 INFO L78 Accepts]: Start accepts. Automaton has 3222 states and 6266 transitions. Word has length 135 [2022-03-15 15:16:03,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:03,843 INFO L470 AbstractCegarLoop]: Abstraction has 3222 states and 6266 transitions. [2022-03-15 15:16:03,843 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:03,843 INFO L276 IsEmpty]: Start isEmpty. Operand 3222 states and 6266 transitions. [2022-03-15 15:16:03,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:16:03,844 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:03,844 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:03,844 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable209 [2022-03-15 15:16:03,845 INFO L402 AbstractCegarLoop]: === Iteration 211 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:16:03,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:03,845 INFO L85 PathProgramCache]: Analyzing trace with hash -2087205855, now seen corresponding path program 77 times [2022-03-15 15:16:03,845 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:03,845 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [670210706] [2022-03-15 15:16:03,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:03,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:03,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:04,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:16:04,108 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:04,108 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [670210706] [2022-03-15 15:16:04,108 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [670210706] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:04,108 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:04,109 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:16:04,109 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [225773580] [2022-03-15 15:16:04,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:04,109 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:16:04,109 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:04,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:16:04,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:16:04,109 INFO L87 Difference]: Start difference. First operand 3222 states and 6266 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:05,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:05,578 INFO L93 Difference]: Finished difference Result 4239 states and 8189 transitions. [2022-03-15 15:16:05,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-15 15:16:05,578 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:16:05,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:05,583 INFO L225 Difference]: With dead ends: 4239 [2022-03-15 15:16:05,583 INFO L226 Difference]: Without dead ends: 4239 [2022-03-15 15:16:05,584 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 826 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=479, Invalid=2827, Unknown=0, NotChecked=0, Total=3306 [2022-03-15 15:16:05,584 INFO L933 BasicCegarLoop]: 236 mSDtfsCounter, 960 mSDsluCounter, 2872 mSDsCounter, 0 mSdLazyCounter, 1977 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 960 SdHoareTripleChecker+Valid, 3105 SdHoareTripleChecker+Invalid, 2113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 1977 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:05,584 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [960 Valid, 3105 Invalid, 2113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 1977 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:16:05,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4239 states. [2022-03-15 15:16:05,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4239 to 3224. [2022-03-15 15:16:05,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3224 states, 3212 states have (on average 1.952054794520548) internal successors, (6270), 3223 states have internal predecessors, (6270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:05,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3224 states to 3224 states and 6270 transitions. [2022-03-15 15:16:05,613 INFO L78 Accepts]: Start accepts. Automaton has 3224 states and 6270 transitions. Word has length 135 [2022-03-15 15:16:05,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:05,613 INFO L470 AbstractCegarLoop]: Abstraction has 3224 states and 6270 transitions. [2022-03-15 15:16:05,613 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:05,614 INFO L276 IsEmpty]: Start isEmpty. Operand 3224 states and 6270 transitions. [2022-03-15 15:16:05,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:16:05,615 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:05,615 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:05,615 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable210 [2022-03-15 15:16:05,615 INFO L402 AbstractCegarLoop]: === Iteration 212 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:16:05,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:05,615 INFO L85 PathProgramCache]: Analyzing trace with hash 971881347, now seen corresponding path program 78 times [2022-03-15 15:16:05,615 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:05,615 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1759150344] [2022-03-15 15:16:05,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:05,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:05,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:05,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:16:05,901 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:05,901 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1759150344] [2022-03-15 15:16:05,901 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1759150344] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:05,901 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:05,901 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:16:05,901 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491491945] [2022-03-15 15:16:05,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:05,901 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:16:05,901 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:05,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:16:05,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:16:05,901 INFO L87 Difference]: Start difference. First operand 3224 states and 6270 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:07,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:07,368 INFO L93 Difference]: Finished difference Result 4278 states and 8266 transitions. [2022-03-15 15:16:07,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-15 15:16:07,368 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:16:07,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:07,373 INFO L225 Difference]: With dead ends: 4278 [2022-03-15 15:16:07,373 INFO L226 Difference]: Without dead ends: 4278 [2022-03-15 15:16:07,374 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 866 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=486, Invalid=2936, Unknown=0, NotChecked=0, Total=3422 [2022-03-15 15:16:07,374 INFO L933 BasicCegarLoop]: 250 mSDtfsCounter, 879 mSDsluCounter, 2702 mSDsCounter, 0 mSdLazyCounter, 1893 mSolverCounterSat, 162 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 879 SdHoareTripleChecker+Valid, 2949 SdHoareTripleChecker+Invalid, 2055 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 162 IncrementalHoareTripleChecker+Valid, 1893 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:07,374 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [879 Valid, 2949 Invalid, 2055 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [162 Valid, 1893 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:16:07,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4278 states. [2022-03-15 15:16:07,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4278 to 3218. [2022-03-15 15:16:07,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3218 states, 3206 states have (on average 1.9519650655021834) internal successors, (6258), 3217 states have internal predecessors, (6258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:07,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3218 states to 3218 states and 6258 transitions. [2022-03-15 15:16:07,403 INFO L78 Accepts]: Start accepts. Automaton has 3218 states and 6258 transitions. Word has length 135 [2022-03-15 15:16:07,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:07,404 INFO L470 AbstractCegarLoop]: Abstraction has 3218 states and 6258 transitions. [2022-03-15 15:16:07,404 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:07,404 INFO L276 IsEmpty]: Start isEmpty. Operand 3218 states and 6258 transitions. [2022-03-15 15:16:07,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:16:07,405 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:07,405 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:07,405 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable211 [2022-03-15 15:16:07,405 INFO L402 AbstractCegarLoop]: === Iteration 213 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:16:07,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:07,405 INFO L85 PathProgramCache]: Analyzing trace with hash 650765335, now seen corresponding path program 79 times [2022-03-15 15:16:07,405 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:07,405 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1742893612] [2022-03-15 15:16:07,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:07,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:07,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:07,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:16:07,688 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:07,688 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1742893612] [2022-03-15 15:16:07,688 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1742893612] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:07,688 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:07,688 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:16:07,688 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1287654234] [2022-03-15 15:16:07,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:07,689 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:16:07,689 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:07,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:16:07,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:16:07,689 INFO L87 Difference]: Start difference. First operand 3218 states and 6258 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:09,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:09,124 INFO L93 Difference]: Finished difference Result 4213 states and 8135 transitions. [2022-03-15 15:16:09,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-15 15:16:09,125 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:16:09,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:09,130 INFO L225 Difference]: With dead ends: 4213 [2022-03-15 15:16:09,130 INFO L226 Difference]: Without dead ends: 4213 [2022-03-15 15:16:09,130 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 820 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=499, Invalid=2807, Unknown=0, NotChecked=0, Total=3306 [2022-03-15 15:16:09,130 INFO L933 BasicCegarLoop]: 235 mSDtfsCounter, 1081 mSDsluCounter, 2639 mSDsCounter, 0 mSdLazyCounter, 1877 mSolverCounterSat, 177 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1081 SdHoareTripleChecker+Valid, 2871 SdHoareTripleChecker+Invalid, 2054 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 177 IncrementalHoareTripleChecker+Valid, 1877 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:09,130 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1081 Valid, 2871 Invalid, 2054 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [177 Valid, 1877 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:16:09,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4213 states. [2022-03-15 15:16:09,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4213 to 3218. [2022-03-15 15:16:09,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3218 states, 3206 states have (on average 1.9519650655021834) internal successors, (6258), 3217 states have internal predecessors, (6258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:09,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3218 states to 3218 states and 6258 transitions. [2022-03-15 15:16:09,160 INFO L78 Accepts]: Start accepts. Automaton has 3218 states and 6258 transitions. Word has length 135 [2022-03-15 15:16:09,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:09,160 INFO L470 AbstractCegarLoop]: Abstraction has 3218 states and 6258 transitions. [2022-03-15 15:16:09,160 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:09,160 INFO L276 IsEmpty]: Start isEmpty. Operand 3218 states and 6258 transitions. [2022-03-15 15:16:09,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:16:09,161 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:09,161 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:09,161 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable212 [2022-03-15 15:16:09,161 INFO L402 AbstractCegarLoop]: === Iteration 214 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:16:09,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:09,162 INFO L85 PathProgramCache]: Analyzing trace with hash -2035350919, now seen corresponding path program 80 times [2022-03-15 15:16:09,162 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:09,162 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2087629282] [2022-03-15 15:16:09,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:09,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:09,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:09,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:16:09,432 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:09,432 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2087629282] [2022-03-15 15:16:09,432 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2087629282] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:09,432 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:09,432 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:16:09,432 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782220480] [2022-03-15 15:16:09,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:09,433 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:16:09,433 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:09,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:16:09,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:16:09,433 INFO L87 Difference]: Start difference. First operand 3218 states and 6258 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:10,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:10,813 INFO L93 Difference]: Finished difference Result 4296 states and 8297 transitions. [2022-03-15 15:16:10,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-15 15:16:10,813 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:16:10,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:10,818 INFO L225 Difference]: With dead ends: 4296 [2022-03-15 15:16:10,818 INFO L226 Difference]: Without dead ends: 4296 [2022-03-15 15:16:10,818 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 950 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=536, Invalid=3124, Unknown=0, NotChecked=0, Total=3660 [2022-03-15 15:16:10,818 INFO L933 BasicCegarLoop]: 234 mSDtfsCounter, 966 mSDsluCounter, 2412 mSDsCounter, 0 mSdLazyCounter, 1639 mSolverCounterSat, 178 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 966 SdHoareTripleChecker+Valid, 2643 SdHoareTripleChecker+Invalid, 1817 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 178 IncrementalHoareTripleChecker+Valid, 1639 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:10,818 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [966 Valid, 2643 Invalid, 1817 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [178 Valid, 1639 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:16:10,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4296 states. [2022-03-15 15:16:10,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4296 to 3220. [2022-03-15 15:16:10,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3220 states, 3208 states have (on average 1.951995012468828) internal successors, (6262), 3219 states have internal predecessors, (6262), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:10,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3220 states to 3220 states and 6262 transitions. [2022-03-15 15:16:10,866 INFO L78 Accepts]: Start accepts. Automaton has 3220 states and 6262 transitions. Word has length 135 [2022-03-15 15:16:10,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:10,866 INFO L470 AbstractCegarLoop]: Abstraction has 3220 states and 6262 transitions. [2022-03-15 15:16:10,866 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:10,866 INFO L276 IsEmpty]: Start isEmpty. Operand 3220 states and 6262 transitions. [2022-03-15 15:16:10,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:16:10,867 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:10,867 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:10,867 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable213 [2022-03-15 15:16:10,867 INFO L402 AbstractCegarLoop]: === Iteration 215 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:16:10,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:10,868 INFO L85 PathProgramCache]: Analyzing trace with hash 1023736283, now seen corresponding path program 81 times [2022-03-15 15:16:10,868 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:10,868 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [125869929] [2022-03-15 15:16:10,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:10,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:10,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:11,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:16:11,125 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:11,125 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [125869929] [2022-03-15 15:16:11,125 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [125869929] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:11,125 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:11,126 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:16:11,126 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [442863653] [2022-03-15 15:16:11,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:11,126 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:16:11,126 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:11,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:16:11,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:16:11,126 INFO L87 Difference]: Start difference. First operand 3220 states and 6262 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:12,797 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:12,797 INFO L93 Difference]: Finished difference Result 4335 states and 8374 transitions. [2022-03-15 15:16:12,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-15 15:16:12,797 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:16:12,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:12,802 INFO L225 Difference]: With dead ends: 4335 [2022-03-15 15:16:12,802 INFO L226 Difference]: Without dead ends: 4335 [2022-03-15 15:16:12,802 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 993 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=547, Invalid=3235, Unknown=0, NotChecked=0, Total=3782 [2022-03-15 15:16:12,802 INFO L933 BasicCegarLoop]: 248 mSDtfsCounter, 1044 mSDsluCounter, 2940 mSDsCounter, 0 mSdLazyCounter, 2263 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1044 SdHoareTripleChecker+Valid, 3185 SdHoareTripleChecker+Invalid, 2433 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 2263 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:12,802 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1044 Valid, 3185 Invalid, 2433 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 2263 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:16:12,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4335 states. [2022-03-15 15:16:12,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4335 to 3214. [2022-03-15 15:16:12,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3214 states, 3202 states have (on average 1.9519050593379137) internal successors, (6250), 3213 states have internal predecessors, (6250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:12,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3214 states to 3214 states and 6250 transitions. [2022-03-15 15:16:12,836 INFO L78 Accepts]: Start accepts. Automaton has 3214 states and 6250 transitions. Word has length 135 [2022-03-15 15:16:12,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:12,837 INFO L470 AbstractCegarLoop]: Abstraction has 3214 states and 6250 transitions. [2022-03-15 15:16:12,837 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:12,837 INFO L276 IsEmpty]: Start isEmpty. Operand 3214 states and 6250 transitions. [2022-03-15 15:16:12,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:16:12,838 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:12,838 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:12,838 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable214 [2022-03-15 15:16:12,838 INFO L402 AbstractCegarLoop]: === Iteration 216 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:16:12,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:12,838 INFO L85 PathProgramCache]: Analyzing trace with hash -1042027467, now seen corresponding path program 82 times [2022-03-15 15:16:12,838 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:12,838 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [352126824] [2022-03-15 15:16:12,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:12,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:12,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:13,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:16:13,098 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:13,099 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [352126824] [2022-03-15 15:16:13,099 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [352126824] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:13,099 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:13,099 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:16:13,099 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [923641450] [2022-03-15 15:16:13,099 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:13,099 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:16:13,099 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:13,099 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:16:13,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:16:13,099 INFO L87 Difference]: Start difference. First operand 3214 states and 6250 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:14,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:14,442 INFO L93 Difference]: Finished difference Result 4185 states and 8081 transitions. [2022-03-15 15:16:14,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-15 15:16:14,442 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:16:14,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:14,447 INFO L225 Difference]: With dead ends: 4185 [2022-03-15 15:16:14,447 INFO L226 Difference]: Without dead ends: 4185 [2022-03-15 15:16:14,448 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 869 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=485, Invalid=2937, Unknown=0, NotChecked=0, Total=3422 [2022-03-15 15:16:14,448 INFO L933 BasicCegarLoop]: 234 mSDtfsCounter, 966 mSDsluCounter, 2411 mSDsCounter, 0 mSdLazyCounter, 1638 mSolverCounterSat, 189 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 966 SdHoareTripleChecker+Valid, 2642 SdHoareTripleChecker+Invalid, 1827 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 189 IncrementalHoareTripleChecker+Valid, 1638 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:14,448 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [966 Valid, 2642 Invalid, 1827 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [189 Valid, 1638 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:16:14,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4185 states. [2022-03-15 15:16:14,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4185 to 3214. [2022-03-15 15:16:14,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3214 states, 3202 states have (on average 1.9519050593379137) internal successors, (6250), 3213 states have internal predecessors, (6250), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:14,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3214 states to 3214 states and 6250 transitions. [2022-03-15 15:16:14,495 INFO L78 Accepts]: Start accepts. Automaton has 3214 states and 6250 transitions. Word has length 135 [2022-03-15 15:16:14,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:14,495 INFO L470 AbstractCegarLoop]: Abstraction has 3214 states and 6250 transitions. [2022-03-15 15:16:14,495 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:14,495 INFO L276 IsEmpty]: Start isEmpty. Operand 3214 states and 6250 transitions. [2022-03-15 15:16:14,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:16:14,496 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:14,496 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:14,496 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable215 [2022-03-15 15:16:14,496 INFO L402 AbstractCegarLoop]: === Iteration 217 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:16:14,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:14,497 INFO L85 PathProgramCache]: Analyzing trace with hash 2017059735, now seen corresponding path program 83 times [2022-03-15 15:16:14,497 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:14,497 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704749489] [2022-03-15 15:16:14,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:14,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:14,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:14,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:16:14,758 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:14,758 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [704749489] [2022-03-15 15:16:14,758 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [704749489] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:14,758 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:14,758 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:16:14,758 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006929049] [2022-03-15 15:16:14,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:14,758 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:16:14,758 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:14,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:16:14,759 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:16:14,759 INFO L87 Difference]: Start difference. First operand 3214 states and 6250 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:16,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:16,385 INFO L93 Difference]: Finished difference Result 4305 states and 8316 transitions. [2022-03-15 15:16:16,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-15 15:16:16,385 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:16:16,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:16,390 INFO L225 Difference]: With dead ends: 4305 [2022-03-15 15:16:16,390 INFO L226 Difference]: Without dead ends: 4305 [2022-03-15 15:16:16,391 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 954 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=508, Invalid=3152, Unknown=0, NotChecked=0, Total=3660 [2022-03-15 15:16:16,391 INFO L933 BasicCegarLoop]: 248 mSDtfsCounter, 1050 mSDsluCounter, 3016 mSDsCounter, 0 mSdLazyCounter, 2259 mSolverCounterSat, 190 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1050 SdHoareTripleChecker+Valid, 3261 SdHoareTripleChecker+Invalid, 2449 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 190 IncrementalHoareTripleChecker+Valid, 2259 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:16,391 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1050 Valid, 3261 Invalid, 2449 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [190 Valid, 2259 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:16:16,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4305 states. [2022-03-15 15:16:16,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4305 to 3212. [2022-03-15 15:16:16,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3212 states, 3200 states have (on average 1.951875) internal successors, (6246), 3211 states have internal predecessors, (6246), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:16,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3212 states to 3212 states and 6246 transitions. [2022-03-15 15:16:16,438 INFO L78 Accepts]: Start accepts. Automaton has 3212 states and 6246 transitions. Word has length 135 [2022-03-15 15:16:16,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:16,438 INFO L470 AbstractCegarLoop]: Abstraction has 3212 states and 6246 transitions. [2022-03-15 15:16:16,438 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:16,438 INFO L276 IsEmpty]: Start isEmpty. Operand 3212 states and 6246 transitions. [2022-03-15 15:16:16,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:16:16,439 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:16,439 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:16,439 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable216 [2022-03-15 15:16:16,439 INFO L402 AbstractCegarLoop]: === Iteration 218 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:16:16,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:16,440 INFO L85 PathProgramCache]: Analyzing trace with hash -77077771, now seen corresponding path program 84 times [2022-03-15 15:16:16,440 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:16,440 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [361212155] [2022-03-15 15:16:16,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:16,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:16,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:16,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:16:16,697 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:16,697 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [361212155] [2022-03-15 15:16:16,697 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [361212155] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:16,697 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:16,697 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:16:16,697 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [843244072] [2022-03-15 15:16:16,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:16,697 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:16:16,697 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:16,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:16:16,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:16:16,698 INFO L87 Difference]: Start difference. First operand 3212 states and 6246 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:18,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:18,428 INFO L93 Difference]: Finished difference Result 4317 states and 8344 transitions. [2022-03-15 15:16:18,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-15 15:16:18,428 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:16:18,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:18,433 INFO L225 Difference]: With dead ends: 4317 [2022-03-15 15:16:18,433 INFO L226 Difference]: Without dead ends: 4317 [2022-03-15 15:16:18,433 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 912 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=489, Invalid=3051, Unknown=0, NotChecked=0, Total=3540 [2022-03-15 15:16:18,434 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 860 mSDsluCounter, 3359 mSDsCounter, 0 mSdLazyCounter, 2649 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 860 SdHoareTripleChecker+Valid, 3619 SdHoareTripleChecker+Invalid, 2819 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 2649 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:18,434 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [860 Valid, 3619 Invalid, 2819 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 2649 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:16:18,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4317 states. [2022-03-15 15:16:18,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4317 to 3190. [2022-03-15 15:16:18,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3190 states, 3178 states have (on average 1.9515418502202644) internal successors, (6202), 3189 states have internal predecessors, (6202), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:18,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3190 states to 3190 states and 6202 transitions. [2022-03-15 15:16:18,478 INFO L78 Accepts]: Start accepts. Automaton has 3190 states and 6202 transitions. Word has length 135 [2022-03-15 15:16:18,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:18,479 INFO L470 AbstractCegarLoop]: Abstraction has 3190 states and 6202 transitions. [2022-03-15 15:16:18,479 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:18,479 INFO L276 IsEmpty]: Start isEmpty. Operand 3190 states and 6202 transitions. [2022-03-15 15:16:18,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:16:18,480 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:18,480 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:18,480 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable217 [2022-03-15 15:16:18,480 INFO L402 AbstractCegarLoop]: === Iteration 219 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:16:18,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:18,480 INFO L85 PathProgramCache]: Analyzing trace with hash 2081390131, now seen corresponding path program 85 times [2022-03-15 15:16:18,480 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:18,480 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [820276375] [2022-03-15 15:16:18,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:18,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:18,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:18,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:16:18,727 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:18,727 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [820276375] [2022-03-15 15:16:18,727 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [820276375] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:18,727 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:18,727 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:16:18,727 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1424334306] [2022-03-15 15:16:18,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:18,727 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:16:18,727 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:18,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:16:18,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:16:18,727 INFO L87 Difference]: Start difference. First operand 3190 states and 6202 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:20,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:20,649 INFO L93 Difference]: Finished difference Result 6204 states and 11984 transitions. [2022-03-15 15:16:20,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-03-15 15:16:20,649 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:16:20,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:20,654 INFO L225 Difference]: With dead ends: 6204 [2022-03-15 15:16:20,654 INFO L226 Difference]: Without dead ends: 6204 [2022-03-15 15:16:20,655 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 507 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=423, Invalid=2027, Unknown=0, NotChecked=0, Total=2450 [2022-03-15 15:16:20,655 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 1543 mSDsluCounter, 3463 mSDsCounter, 0 mSdLazyCounter, 3512 mSolverCounterSat, 237 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1543 SdHoareTripleChecker+Valid, 3790 SdHoareTripleChecker+Invalid, 3749 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 237 IncrementalHoareTripleChecker+Valid, 3512 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:20,655 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1543 Valid, 3790 Invalid, 3749 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [237 Valid, 3512 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:16:20,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6204 states. [2022-03-15 15:16:20,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6204 to 3220. [2022-03-15 15:16:20,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3220 states, 3208 states have (on average 1.9532418952618453) internal successors, (6266), 3219 states have internal predecessors, (6266), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:20,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3220 states to 3220 states and 6266 transitions. [2022-03-15 15:16:20,688 INFO L78 Accepts]: Start accepts. Automaton has 3220 states and 6266 transitions. Word has length 135 [2022-03-15 15:16:20,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:20,688 INFO L470 AbstractCegarLoop]: Abstraction has 3220 states and 6266 transitions. [2022-03-15 15:16:20,688 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:20,688 INFO L276 IsEmpty]: Start isEmpty. Operand 3220 states and 6266 transitions. [2022-03-15 15:16:20,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:16:20,689 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:20,689 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:20,689 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable218 [2022-03-15 15:16:20,689 INFO L402 AbstractCegarLoop]: === Iteration 220 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:16:20,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:20,690 INFO L85 PathProgramCache]: Analyzing trace with hash 1252635353, now seen corresponding path program 54 times [2022-03-15 15:16:20,690 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:20,690 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1095071847] [2022-03-15 15:16:20,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:20,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:20,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:20,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:16:20,921 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:20,921 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1095071847] [2022-03-15 15:16:20,921 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1095071847] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:20,921 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:20,921 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:16:20,921 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1986720930] [2022-03-15 15:16:20,921 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:20,921 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:16:20,921 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:20,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:16:20,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:16:20,922 INFO L87 Difference]: Start difference. First operand 3220 states and 6266 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:22,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:22,519 INFO L93 Difference]: Finished difference Result 5412 states and 10483 transitions. [2022-03-15 15:16:22,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-15 15:16:22,520 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:16:22,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:22,524 INFO L225 Difference]: With dead ends: 5412 [2022-03-15 15:16:22,524 INFO L226 Difference]: Without dead ends: 5412 [2022-03-15 15:16:22,525 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 628 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=496, Invalid=2366, Unknown=0, NotChecked=0, Total=2862 [2022-03-15 15:16:22,525 INFO L933 BasicCegarLoop]: 293 mSDtfsCounter, 1027 mSDsluCounter, 3412 mSDsCounter, 0 mSdLazyCounter, 2751 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1027 SdHoareTripleChecker+Valid, 3702 SdHoareTripleChecker+Invalid, 2853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 2751 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:22,525 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1027 Valid, 3702 Invalid, 2853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 2751 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:16:22,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5412 states. [2022-03-15 15:16:22,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5412 to 3188. [2022-03-15 15:16:22,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3188 states, 3176 states have (on average 1.9527707808564232) internal successors, (6202), 3187 states have internal predecessors, (6202), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:22,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3188 states to 3188 states and 6202 transitions. [2022-03-15 15:16:22,557 INFO L78 Accepts]: Start accepts. Automaton has 3188 states and 6202 transitions. Word has length 135 [2022-03-15 15:16:22,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:22,557 INFO L470 AbstractCegarLoop]: Abstraction has 3188 states and 6202 transitions. [2022-03-15 15:16:22,557 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:22,557 INFO L276 IsEmpty]: Start isEmpty. Operand 3188 states and 6202 transitions. [2022-03-15 15:16:22,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:16:22,558 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:22,558 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:22,559 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable219 [2022-03-15 15:16:22,559 INFO L402 AbstractCegarLoop]: === Iteration 221 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:16:22,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:22,559 INFO L85 PathProgramCache]: Analyzing trace with hash 1155487649, now seen corresponding path program 55 times [2022-03-15 15:16:22,559 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:22,559 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [362857431] [2022-03-15 15:16:22,559 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:22,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:22,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:22,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:16:22,807 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:22,808 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [362857431] [2022-03-15 15:16:22,808 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [362857431] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:22,808 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:22,808 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:16:22,808 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293281222] [2022-03-15 15:16:22,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:22,808 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:16:22,808 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:22,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:16:22,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:16:22,808 INFO L87 Difference]: Start difference. First operand 3188 states and 6202 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:23,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:23,949 INFO L93 Difference]: Finished difference Result 4432 states and 8616 transitions. [2022-03-15 15:16:23,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-15 15:16:23,949 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:16:23,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:23,954 INFO L225 Difference]: With dead ends: 4432 [2022-03-15 15:16:23,954 INFO L226 Difference]: Without dead ends: 4432 [2022-03-15 15:16:23,954 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 323 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=322, Invalid=1484, Unknown=0, NotChecked=0, Total=1806 [2022-03-15 15:16:23,955 INFO L933 BasicCegarLoop]: 243 mSDtfsCounter, 789 mSDsluCounter, 2347 mSDsCounter, 0 mSdLazyCounter, 1915 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 789 SdHoareTripleChecker+Valid, 2587 SdHoareTripleChecker+Invalid, 1977 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 1915 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:23,955 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [789 Valid, 2587 Invalid, 1977 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 1915 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:16:23,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4432 states. [2022-03-15 15:16:23,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4432 to 3194. [2022-03-15 15:16:23,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3194 states, 3182 states have (on average 1.9528598365807668) internal successors, (6214), 3193 states have internal predecessors, (6214), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:23,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3194 states to 3194 states and 6214 transitions. [2022-03-15 15:16:23,986 INFO L78 Accepts]: Start accepts. Automaton has 3194 states and 6214 transitions. Word has length 135 [2022-03-15 15:16:23,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:23,986 INFO L470 AbstractCegarLoop]: Abstraction has 3194 states and 6214 transitions. [2022-03-15 15:16:23,986 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:23,986 INFO L276 IsEmpty]: Start isEmpty. Operand 3194 states and 6214 transitions. [2022-03-15 15:16:23,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:16:23,987 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:23,987 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:23,987 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable220 [2022-03-15 15:16:23,987 INFO L402 AbstractCegarLoop]: === Iteration 222 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:16:23,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:23,987 INFO L85 PathProgramCache]: Analyzing trace with hash -559882827, now seen corresponding path program 56 times [2022-03-15 15:16:23,987 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:23,987 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1291902131] [2022-03-15 15:16:23,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:23,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:24,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:24,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:16:24,246 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:24,246 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1291902131] [2022-03-15 15:16:24,246 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1291902131] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:24,246 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:24,246 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:16:24,246 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [27102936] [2022-03-15 15:16:24,246 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:24,246 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:16:24,246 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:24,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:16:24,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:16:24,247 INFO L87 Difference]: Start difference. First operand 3194 states and 6214 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:25,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:25,709 INFO L93 Difference]: Finished difference Result 4466 states and 8682 transitions. [2022-03-15 15:16:25,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-03-15 15:16:25,710 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:16:25,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:25,714 INFO L225 Difference]: With dead ends: 4466 [2022-03-15 15:16:25,714 INFO L226 Difference]: Without dead ends: 4466 [2022-03-15 15:16:25,715 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 396 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=358, Invalid=1712, Unknown=0, NotChecked=0, Total=2070 [2022-03-15 15:16:25,715 INFO L933 BasicCegarLoop]: 252 mSDtfsCounter, 940 mSDsluCounter, 3047 mSDsCounter, 0 mSdLazyCounter, 2667 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 940 SdHoareTripleChecker+Valid, 3296 SdHoareTripleChecker+Invalid, 2742 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 2667 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:25,715 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [940 Valid, 3296 Invalid, 2742 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 2667 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:16:25,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4466 states. [2022-03-15 15:16:25,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4466 to 3192. [2022-03-15 15:16:25,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3192 states, 3180 states have (on average 1.9528301886792452) internal successors, (6210), 3191 states have internal predecessors, (6210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:25,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3192 states to 3192 states and 6210 transitions. [2022-03-15 15:16:25,747 INFO L78 Accepts]: Start accepts. Automaton has 3192 states and 6210 transitions. Word has length 135 [2022-03-15 15:16:25,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:25,747 INFO L470 AbstractCegarLoop]: Abstraction has 3192 states and 6210 transitions. [2022-03-15 15:16:25,747 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:25,747 INFO L276 IsEmpty]: Start isEmpty. Operand 3192 states and 6210 transitions. [2022-03-15 15:16:25,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:16:25,748 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:25,748 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:25,748 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable221 [2022-03-15 15:16:25,748 INFO L402 AbstractCegarLoop]: === Iteration 223 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:16:25,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:25,749 INFO L85 PathProgramCache]: Analyzing trace with hash -1341453377, now seen corresponding path program 57 times [2022-03-15 15:16:25,749 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:25,749 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [606235327] [2022-03-15 15:16:25,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:25,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:25,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:26,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:16:26,009 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:26,009 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [606235327] [2022-03-15 15:16:26,009 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [606235327] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:26,009 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:26,009 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:16:26,009 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016400678] [2022-03-15 15:16:26,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:26,009 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:16:26,009 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:26,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:16:26,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:16:26,010 INFO L87 Difference]: Start difference. First operand 3192 states and 6210 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:27,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:27,363 INFO L93 Difference]: Finished difference Result 4491 states and 8730 transitions. [2022-03-15 15:16:27,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-15 15:16:27,363 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:16:27,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:27,368 INFO L225 Difference]: With dead ends: 4491 [2022-03-15 15:16:27,368 INFO L226 Difference]: Without dead ends: 4491 [2022-03-15 15:16:27,369 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 452 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=383, Invalid=1873, Unknown=0, NotChecked=0, Total=2256 [2022-03-15 15:16:27,369 INFO L933 BasicCegarLoop]: 258 mSDtfsCounter, 793 mSDsluCounter, 2849 mSDsCounter, 0 mSdLazyCounter, 2323 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 793 SdHoareTripleChecker+Valid, 3104 SdHoareTripleChecker+Invalid, 2419 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 2323 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:27,369 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [793 Valid, 3104 Invalid, 2419 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 2323 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:16:27,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4491 states. [2022-03-15 15:16:27,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4491 to 3190. [2022-03-15 15:16:27,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3190 states, 3178 states have (on average 1.9528005034612965) internal successors, (6206), 3189 states have internal predecessors, (6206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:27,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3190 states to 3190 states and 6206 transitions. [2022-03-15 15:16:27,404 INFO L78 Accepts]: Start accepts. Automaton has 3190 states and 6206 transitions. Word has length 135 [2022-03-15 15:16:27,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:27,404 INFO L470 AbstractCegarLoop]: Abstraction has 3190 states and 6206 transitions. [2022-03-15 15:16:27,405 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:27,405 INFO L276 IsEmpty]: Start isEmpty. Operand 3190 states and 6206 transitions. [2022-03-15 15:16:27,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:16:27,406 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:27,406 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:27,406 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable222 [2022-03-15 15:16:27,406 INFO L402 AbstractCegarLoop]: === Iteration 224 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:16:27,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:27,407 INFO L85 PathProgramCache]: Analyzing trace with hash 944365847, now seen corresponding path program 58 times [2022-03-15 15:16:27,407 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:27,407 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [651104100] [2022-03-15 15:16:27,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:27,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:27,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:27,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:16:27,653 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:27,653 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [651104100] [2022-03-15 15:16:27,654 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [651104100] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:27,654 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:27,654 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:16:27,654 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [618121950] [2022-03-15 15:16:27,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:27,654 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:16:27,654 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:27,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:16:27,654 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:16:27,654 INFO L87 Difference]: Start difference. First operand 3190 states and 6206 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:29,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:29,115 INFO L93 Difference]: Finished difference Result 4521 states and 8788 transitions. [2022-03-15 15:16:29,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-03-15 15:16:29,116 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:16:29,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:29,121 INFO L225 Difference]: With dead ends: 4521 [2022-03-15 15:16:29,121 INFO L226 Difference]: Without dead ends: 4521 [2022-03-15 15:16:29,122 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 510 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=417, Invalid=2033, Unknown=0, NotChecked=0, Total=2450 [2022-03-15 15:16:29,122 INFO L933 BasicCegarLoop]: 266 mSDtfsCounter, 982 mSDsluCounter, 2835 mSDsCounter, 0 mSdLazyCounter, 2444 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 982 SdHoareTripleChecker+Valid, 3098 SdHoareTripleChecker+Invalid, 2557 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 2444 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:29,122 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [982 Valid, 3098 Invalid, 2557 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 2444 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:16:29,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4521 states. [2022-03-15 15:16:29,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4521 to 3184. [2022-03-15 15:16:29,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3184 states, 3172 states have (on average 1.9527112232030266) internal successors, (6194), 3183 states have internal predecessors, (6194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:29,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3184 states to 3184 states and 6194 transitions. [2022-03-15 15:16:29,155 INFO L78 Accepts]: Start accepts. Automaton has 3184 states and 6194 transitions. Word has length 135 [2022-03-15 15:16:29,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:29,155 INFO L470 AbstractCegarLoop]: Abstraction has 3184 states and 6194 transitions. [2022-03-15 15:16:29,155 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:29,155 INFO L276 IsEmpty]: Start isEmpty. Operand 3184 states and 6194 transitions. [2022-03-15 15:16:29,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:16:29,156 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:29,156 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:29,156 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable223 [2022-03-15 15:16:29,156 INFO L402 AbstractCegarLoop]: === Iteration 225 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:16:29,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:29,156 INFO L85 PathProgramCache]: Analyzing trace with hash -84718945, now seen corresponding path program 86 times [2022-03-15 15:16:29,156 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:29,156 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545908902] [2022-03-15 15:16:29,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:29,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:29,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:29,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:16:29,395 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:29,395 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [545908902] [2022-03-15 15:16:29,395 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [545908902] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:29,396 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:29,396 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:16:29,396 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1781521433] [2022-03-15 15:16:29,396 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:29,396 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:16:29,396 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:29,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:16:29,396 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:16:29,396 INFO L87 Difference]: Start difference. First operand 3184 states and 6194 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:31,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:31,974 INFO L93 Difference]: Finished difference Result 8008 states and 15442 transitions. [2022-03-15 15:16:31,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-15 15:16:31,975 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:16:31,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:31,984 INFO L225 Difference]: With dead ends: 8008 [2022-03-15 15:16:31,984 INFO L226 Difference]: Without dead ends: 8008 [2022-03-15 15:16:31,984 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 893 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=598, Invalid=2942, Unknown=0, NotChecked=0, Total=3540 [2022-03-15 15:16:31,984 INFO L933 BasicCegarLoop]: 386 mSDtfsCounter, 1376 mSDsluCounter, 4821 mSDsCounter, 0 mSdLazyCounter, 4569 mSolverCounterSat, 156 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1376 SdHoareTripleChecker+Valid, 5203 SdHoareTripleChecker+Invalid, 4725 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 156 IncrementalHoareTripleChecker+Valid, 4569 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:31,984 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1376 Valid, 5203 Invalid, 4725 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [156 Valid, 4569 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-15 15:16:31,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8008 states. [2022-03-15 15:16:32,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8008 to 3232. [2022-03-15 15:16:32,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3232 states, 3220 states have (on average 1.953416149068323) internal successors, (6290), 3231 states have internal predecessors, (6290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:32,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3232 states to 3232 states and 6290 transitions. [2022-03-15 15:16:32,028 INFO L78 Accepts]: Start accepts. Automaton has 3232 states and 6290 transitions. Word has length 135 [2022-03-15 15:16:32,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:32,028 INFO L470 AbstractCegarLoop]: Abstraction has 3232 states and 6290 transitions. [2022-03-15 15:16:32,028 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:32,028 INFO L276 IsEmpty]: Start isEmpty. Operand 3232 states and 6290 transitions. [2022-03-15 15:16:32,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:16:32,029 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:32,029 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:32,030 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable224 [2022-03-15 15:16:32,030 INFO L402 AbstractCegarLoop]: === Iteration 226 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:16:32,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:32,030 INFO L85 PathProgramCache]: Analyzing trace with hash -913473723, now seen corresponding path program 59 times [2022-03-15 15:16:32,030 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:32,030 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [250815877] [2022-03-15 15:16:32,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:32,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:32,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:32,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:16:32,265 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:32,265 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [250815877] [2022-03-15 15:16:32,265 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [250815877] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:32,265 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:32,265 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:16:32,265 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [388409944] [2022-03-15 15:16:32,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:32,266 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:16:32,266 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:32,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:16:32,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:16:32,266 INFO L87 Difference]: Start difference. First operand 3232 states and 6290 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:34,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:34,190 INFO L93 Difference]: Finished difference Result 6654 states and 12884 transitions. [2022-03-15 15:16:34,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-15 15:16:34,190 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:16:34,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:34,197 INFO L225 Difference]: With dead ends: 6654 [2022-03-15 15:16:34,197 INFO L226 Difference]: Without dead ends: 6654 [2022-03-15 15:16:34,198 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1194 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=732, Invalid=3690, Unknown=0, NotChecked=0, Total=4422 [2022-03-15 15:16:34,198 INFO L933 BasicCegarLoop]: 349 mSDtfsCounter, 1383 mSDsluCounter, 3894 mSDsCounter, 0 mSdLazyCounter, 3008 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1383 SdHoareTripleChecker+Valid, 4240 SdHoareTripleChecker+Invalid, 3100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 3008 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:34,198 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1383 Valid, 4240 Invalid, 3100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 3008 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:16:34,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6654 states. [2022-03-15 15:16:34,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6654 to 3222. [2022-03-15 15:16:34,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3222 states, 3210 states have (on average 1.9532710280373833) internal successors, (6270), 3221 states have internal predecessors, (6270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:34,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3222 states to 3222 states and 6270 transitions. [2022-03-15 15:16:34,239 INFO L78 Accepts]: Start accepts. Automaton has 3222 states and 6270 transitions. Word has length 135 [2022-03-15 15:16:34,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:34,239 INFO L470 AbstractCegarLoop]: Abstraction has 3222 states and 6270 transitions. [2022-03-15 15:16:34,240 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:34,240 INFO L276 IsEmpty]: Start isEmpty. Operand 3222 states and 6270 transitions. [2022-03-15 15:16:34,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:16:34,241 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:34,241 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:34,241 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable225 [2022-03-15 15:16:34,241 INFO L402 AbstractCegarLoop]: === Iteration 227 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:16:34,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:34,241 INFO L85 PathProgramCache]: Analyzing trace with hash 1154441583, now seen corresponding path program 87 times [2022-03-15 15:16:34,241 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:34,241 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1715236679] [2022-03-15 15:16:34,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:34,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:34,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:34,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:16:34,488 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:34,488 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1715236679] [2022-03-15 15:16:34,488 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1715236679] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:34,488 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:34,488 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:16:34,489 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1788120382] [2022-03-15 15:16:34,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:34,489 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:16:34,489 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:34,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:16:34,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:16:34,489 INFO L87 Difference]: Start difference. First operand 3222 states and 6270 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:36,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:36,796 INFO L93 Difference]: Finished difference Result 7167 states and 13834 transitions. [2022-03-15 15:16:36,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-03-15 15:16:36,797 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:16:36,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:36,805 INFO L225 Difference]: With dead ends: 7167 [2022-03-15 15:16:36,806 INFO L226 Difference]: Without dead ends: 7167 [2022-03-15 15:16:36,806 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 601 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=484, Invalid=2272, Unknown=0, NotChecked=0, Total=2756 [2022-03-15 15:16:36,806 INFO L933 BasicCegarLoop]: 383 mSDtfsCounter, 1434 mSDsluCounter, 4573 mSDsCounter, 0 mSdLazyCounter, 4197 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1434 SdHoareTripleChecker+Valid, 4952 SdHoareTripleChecker+Invalid, 4360 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 4197 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:36,806 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1434 Valid, 4952 Invalid, 4360 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 4197 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-15 15:16:36,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7167 states. [2022-03-15 15:16:36,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7167 to 3222. [2022-03-15 15:16:36,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3222 states, 3210 states have (on average 1.9532710280373833) internal successors, (6270), 3221 states have internal predecessors, (6270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:36,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3222 states to 3222 states and 6270 transitions. [2022-03-15 15:16:36,852 INFO L78 Accepts]: Start accepts. Automaton has 3222 states and 6270 transitions. Word has length 135 [2022-03-15 15:16:36,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:36,852 INFO L470 AbstractCegarLoop]: Abstraction has 3222 states and 6270 transitions. [2022-03-15 15:16:36,852 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:36,852 INFO L276 IsEmpty]: Start isEmpty. Operand 3222 states and 6270 transitions. [2022-03-15 15:16:36,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:16:36,853 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:36,853 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:36,853 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable226 [2022-03-15 15:16:36,853 INFO L402 AbstractCegarLoop]: === Iteration 228 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:16:36,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:36,853 INFO L85 PathProgramCache]: Analyzing trace with hash 1142548663, now seen corresponding path program 88 times [2022-03-15 15:16:36,854 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:36,854 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1272220633] [2022-03-15 15:16:36,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:36,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:36,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:37,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:16:37,106 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:37,106 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1272220633] [2022-03-15 15:16:37,106 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1272220633] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:37,106 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:37,106 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:16:37,106 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [983702986] [2022-03-15 15:16:37,106 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:37,106 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:16:37,106 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:37,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:16:37,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:16:37,107 INFO L87 Difference]: Start difference. First operand 3222 states and 6270 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:39,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:39,363 INFO L93 Difference]: Finished difference Result 7287 states and 14069 transitions. [2022-03-15 15:16:39,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-15 15:16:39,364 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:16:39,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:39,372 INFO L225 Difference]: With dead ends: 7287 [2022-03-15 15:16:39,372 INFO L226 Difference]: Without dead ends: 7287 [2022-03-15 15:16:39,373 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 706 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=534, Invalid=2546, Unknown=0, NotChecked=0, Total=3080 [2022-03-15 15:16:39,373 INFO L933 BasicCegarLoop]: 398 mSDtfsCounter, 1475 mSDsluCounter, 4011 mSDsCounter, 0 mSdLazyCounter, 3750 mSolverCounterSat, 267 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1475 SdHoareTripleChecker+Valid, 4405 SdHoareTripleChecker+Invalid, 4017 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 267 IncrementalHoareTripleChecker+Valid, 3750 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:39,373 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1475 Valid, 4405 Invalid, 4017 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [267 Valid, 3750 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:16:39,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7287 states. [2022-03-15 15:16:39,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7287 to 3220. [2022-03-15 15:16:39,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3220 states, 3208 states have (on average 1.9532418952618453) internal successors, (6266), 3219 states have internal predecessors, (6266), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:39,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3220 states to 3220 states and 6266 transitions. [2022-03-15 15:16:39,420 INFO L78 Accepts]: Start accepts. Automaton has 3220 states and 6266 transitions. Word has length 135 [2022-03-15 15:16:39,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:39,420 INFO L470 AbstractCegarLoop]: Abstraction has 3220 states and 6266 transitions. [2022-03-15 15:16:39,420 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:39,420 INFO L276 IsEmpty]: Start isEmpty. Operand 3220 states and 6266 transitions. [2022-03-15 15:16:39,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:16:39,421 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:39,421 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:39,421 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable227 [2022-03-15 15:16:39,421 INFO L402 AbstractCegarLoop]: === Iteration 229 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:16:39,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:39,422 INFO L85 PathProgramCache]: Analyzing trace with hash 1905685187, now seen corresponding path program 89 times [2022-03-15 15:16:39,422 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:39,422 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1422519999] [2022-03-15 15:16:39,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:39,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:39,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:39,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:16:39,668 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:39,668 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1422519999] [2022-03-15 15:16:39,668 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1422519999] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:39,668 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:39,668 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:16:39,668 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1968621043] [2022-03-15 15:16:39,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:39,668 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:16:39,668 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:39,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:16:39,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:16:39,669 INFO L87 Difference]: Start difference. First operand 3220 states and 6266 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:42,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:42,168 INFO L93 Difference]: Finished difference Result 7367 states and 14229 transitions. [2022-03-15 15:16:42,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-15 15:16:42,169 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:16:42,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:42,177 INFO L225 Difference]: With dead ends: 7367 [2022-03-15 15:16:42,177 INFO L226 Difference]: Without dead ends: 7367 [2022-03-15 15:16:42,177 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 709 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=526, Invalid=2554, Unknown=0, NotChecked=0, Total=3080 [2022-03-15 15:16:42,177 INFO L933 BasicCegarLoop]: 382 mSDtfsCounter, 1351 mSDsluCounter, 4533 mSDsCounter, 0 mSdLazyCounter, 4347 mSolverCounterSat, 241 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1351 SdHoareTripleChecker+Valid, 4911 SdHoareTripleChecker+Invalid, 4588 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 241 IncrementalHoareTripleChecker+Valid, 4347 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:42,178 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1351 Valid, 4911 Invalid, 4588 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [241 Valid, 4347 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-15 15:16:42,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7367 states. [2022-03-15 15:16:42,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7367 to 3218. [2022-03-15 15:16:42,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3218 states, 3206 states have (on average 1.9532127261384904) internal successors, (6262), 3217 states have internal predecessors, (6262), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:42,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3218 states to 3218 states and 6262 transitions. [2022-03-15 15:16:42,220 INFO L78 Accepts]: Start accepts. Automaton has 3218 states and 6262 transitions. Word has length 135 [2022-03-15 15:16:42,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:42,220 INFO L470 AbstractCegarLoop]: Abstraction has 3218 states and 6262 transitions. [2022-03-15 15:16:42,220 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:42,221 INFO L276 IsEmpty]: Start isEmpty. Operand 3218 states and 6262 transitions. [2022-03-15 15:16:42,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:16:42,222 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:42,222 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:42,222 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable228 [2022-03-15 15:16:42,222 INFO L402 AbstractCegarLoop]: === Iteration 230 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:16:42,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:42,222 INFO L85 PathProgramCache]: Analyzing trace with hash -1261859223, now seen corresponding path program 90 times [2022-03-15 15:16:42,222 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:42,222 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1143909115] [2022-03-15 15:16:42,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:42,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:42,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:42,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:16:42,498 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:42,498 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1143909115] [2022-03-15 15:16:42,498 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1143909115] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:42,498 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:42,498 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:16:42,498 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1452920013] [2022-03-15 15:16:42,498 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:42,498 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:16:42,498 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:42,499 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:16:42,499 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:16:42,499 INFO L87 Difference]: Start difference. First operand 3218 states and 6262 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:44,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:44,800 INFO L93 Difference]: Finished difference Result 7256 states and 14007 transitions. [2022-03-15 15:16:44,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-15 15:16:44,801 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:16:44,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:44,810 INFO L225 Difference]: With dead ends: 7256 [2022-03-15 15:16:44,810 INFO L226 Difference]: Without dead ends: 7256 [2022-03-15 15:16:44,811 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 714 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=520, Invalid=2560, Unknown=0, NotChecked=0, Total=3080 [2022-03-15 15:16:44,811 INFO L933 BasicCegarLoop]: 377 mSDtfsCounter, 1311 mSDsluCounter, 4318 mSDsCounter, 0 mSdLazyCounter, 3918 mSolverCounterSat, 223 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1311 SdHoareTripleChecker+Valid, 4691 SdHoareTripleChecker+Invalid, 4141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 223 IncrementalHoareTripleChecker+Valid, 3918 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:44,811 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1311 Valid, 4691 Invalid, 4141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [223 Valid, 3918 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:16:44,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7256 states. [2022-03-15 15:16:44,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7256 to 3192. [2022-03-15 15:16:44,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3192 states, 3180 states have (on average 1.9528301886792452) internal successors, (6210), 3191 states have internal predecessors, (6210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:44,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3192 states to 3192 states and 6210 transitions. [2022-03-15 15:16:44,862 INFO L78 Accepts]: Start accepts. Automaton has 3192 states and 6210 transitions. Word has length 135 [2022-03-15 15:16:44,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:44,862 INFO L470 AbstractCegarLoop]: Abstraction has 3192 states and 6210 transitions. [2022-03-15 15:16:44,862 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:44,862 INFO L276 IsEmpty]: Start isEmpty. Operand 3192 states and 6210 transitions. [2022-03-15 15:16:44,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:16:44,863 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:44,863 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:44,863 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable229 [2022-03-15 15:16:44,863 INFO L402 AbstractCegarLoop]: === Iteration 231 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:16:44,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:44,864 INFO L85 PathProgramCache]: Analyzing trace with hash 409729375, now seen corresponding path program 91 times [2022-03-15 15:16:44,864 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:44,864 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1293486484] [2022-03-15 15:16:44,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:44,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:44,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:45,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:16:45,107 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:45,107 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1293486484] [2022-03-15 15:16:45,107 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1293486484] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:45,107 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:45,107 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:16:45,107 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124276335] [2022-03-15 15:16:45,107 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:45,107 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:16:45,107 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:45,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:16:45,108 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:16:45,108 INFO L87 Difference]: Start difference. First operand 3192 states and 6210 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:47,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:47,649 INFO L93 Difference]: Finished difference Result 8150 states and 15711 transitions. [2022-03-15 15:16:47,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-15 15:16:47,649 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:16:47,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:47,662 INFO L225 Difference]: With dead ends: 8150 [2022-03-15 15:16:47,662 INFO L226 Difference]: Without dead ends: 8130 [2022-03-15 15:16:47,663 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1115 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=711, Invalid=3449, Unknown=0, NotChecked=0, Total=4160 [2022-03-15 15:16:47,663 INFO L933 BasicCegarLoop]: 415 mSDtfsCounter, 1759 mSDsluCounter, 4331 mSDsCounter, 0 mSdLazyCounter, 3951 mSolverCounterSat, 332 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1759 SdHoareTripleChecker+Valid, 4742 SdHoareTripleChecker+Invalid, 4283 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 332 IncrementalHoareTripleChecker+Valid, 3951 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:47,663 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1759 Valid, 4742 Invalid, 4283 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [332 Valid, 3951 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-15 15:16:47,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8130 states. [2022-03-15 15:16:47,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8130 to 3272. [2022-03-15 15:16:47,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3272 states, 3260 states have (on average 1.9539877300613497) internal successors, (6370), 3271 states have internal predecessors, (6370), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:47,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3272 states to 3272 states and 6370 transitions. [2022-03-15 15:16:47,719 INFO L78 Accepts]: Start accepts. Automaton has 3272 states and 6370 transitions. Word has length 135 [2022-03-15 15:16:47,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:47,720 INFO L470 AbstractCegarLoop]: Abstraction has 3272 states and 6370 transitions. [2022-03-15 15:16:47,720 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:47,720 INFO L276 IsEmpty]: Start isEmpty. Operand 3272 states and 6370 transitions. [2022-03-15 15:16:47,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:16:47,721 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:47,721 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:47,721 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable230 [2022-03-15 15:16:47,721 INFO L402 AbstractCegarLoop]: === Iteration 232 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:16:47,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:47,721 INFO L85 PathProgramCache]: Analyzing trace with hash -419025403, now seen corresponding path program 60 times [2022-03-15 15:16:47,721 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:47,721 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [92880576] [2022-03-15 15:16:47,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:47,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:47,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:47,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:16:47,982 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:47,982 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [92880576] [2022-03-15 15:16:47,982 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [92880576] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:47,982 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:47,982 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:16:47,982 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [999192997] [2022-03-15 15:16:47,982 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:47,982 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:16:47,982 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:47,982 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:16:47,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:16:47,983 INFO L87 Difference]: Start difference. First operand 3272 states and 6370 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:50,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:50,208 INFO L93 Difference]: Finished difference Result 6756 states and 13082 transitions. [2022-03-15 15:16:50,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-15 15:16:50,208 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:16:50,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:50,217 INFO L225 Difference]: With dead ends: 6756 [2022-03-15 15:16:50,217 INFO L226 Difference]: Without dead ends: 6756 [2022-03-15 15:16:50,218 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1409 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=845, Invalid=4125, Unknown=0, NotChecked=0, Total=4970 [2022-03-15 15:16:50,218 INFO L933 BasicCegarLoop]: 360 mSDtfsCounter, 1512 mSDsluCounter, 4301 mSDsCounter, 0 mSdLazyCounter, 3393 mSolverCounterSat, 107 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1512 SdHoareTripleChecker+Valid, 4658 SdHoareTripleChecker+Invalid, 3500 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 107 IncrementalHoareTripleChecker+Valid, 3393 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:50,218 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1512 Valid, 4658 Invalid, 3500 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [107 Valid, 3393 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:16:50,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6756 states. [2022-03-15 15:16:50,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6756 to 3258. [2022-03-15 15:16:50,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3258 states, 3246 states have (on average 1.9537892791127542) internal successors, (6342), 3257 states have internal predecessors, (6342), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:50,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3258 states to 3258 states and 6342 transitions. [2022-03-15 15:16:50,267 INFO L78 Accepts]: Start accepts. Automaton has 3258 states and 6342 transitions. Word has length 135 [2022-03-15 15:16:50,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:50,267 INFO L470 AbstractCegarLoop]: Abstraction has 3258 states and 6342 transitions. [2022-03-15 15:16:50,267 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:50,267 INFO L276 IsEmpty]: Start isEmpty. Operand 3258 states and 6342 transitions. [2022-03-15 15:16:50,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:16:50,268 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:50,268 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:50,268 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable231 [2022-03-15 15:16:50,268 INFO L402 AbstractCegarLoop]: === Iteration 233 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:16:50,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:50,269 INFO L85 PathProgramCache]: Analyzing trace with hash 1648889903, now seen corresponding path program 92 times [2022-03-15 15:16:50,269 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:50,269 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1176602854] [2022-03-15 15:16:50,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:50,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:50,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:50,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:16:50,538 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:50,538 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1176602854] [2022-03-15 15:16:50,539 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1176602854] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:50,539 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:50,539 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:16:50,539 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [835248772] [2022-03-15 15:16:50,539 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:50,539 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:16:50,539 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:50,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:16:50,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:16:50,539 INFO L87 Difference]: Start difference. First operand 3258 states and 6342 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:53,101 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:53,101 INFO L93 Difference]: Finished difference Result 8711 states and 16777 transitions. [2022-03-15 15:16:53,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-15 15:16:53,102 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:16:53,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:53,114 INFO L225 Difference]: With dead ends: 8711 [2022-03-15 15:16:53,114 INFO L226 Difference]: Without dead ends: 8711 [2022-03-15 15:16:53,114 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1069 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=711, Invalid=3321, Unknown=0, NotChecked=0, Total=4032 [2022-03-15 15:16:53,114 INFO L933 BasicCegarLoop]: 428 mSDtfsCounter, 1855 mSDsluCounter, 4246 mSDsCounter, 0 mSdLazyCounter, 3809 mSolverCounterSat, 322 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1855 SdHoareTripleChecker+Valid, 4670 SdHoareTripleChecker+Invalid, 4131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 322 IncrementalHoareTripleChecker+Valid, 3809 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:53,115 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1855 Valid, 4670 Invalid, 4131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [322 Valid, 3809 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-15 15:16:53,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8711 states. [2022-03-15 15:16:53,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8711 to 3264. [2022-03-15 15:16:53,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3264 states, 3252 states have (on average 1.9538745387453875) internal successors, (6354), 3263 states have internal predecessors, (6354), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:53,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3264 states to 3264 states and 6354 transitions. [2022-03-15 15:16:53,204 INFO L78 Accepts]: Start accepts. Automaton has 3264 states and 6354 transitions. Word has length 135 [2022-03-15 15:16:53,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:53,204 INFO L470 AbstractCegarLoop]: Abstraction has 3264 states and 6354 transitions. [2022-03-15 15:16:53,204 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:53,204 INFO L276 IsEmpty]: Start isEmpty. Operand 3264 states and 6354 transitions. [2022-03-15 15:16:53,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:16:53,205 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:53,205 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:53,205 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable232 [2022-03-15 15:16:53,205 INFO L402 AbstractCegarLoop]: === Iteration 234 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:16:53,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:53,205 INFO L85 PathProgramCache]: Analyzing trace with hash 1636996983, now seen corresponding path program 93 times [2022-03-15 15:16:53,205 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:53,205 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1495024790] [2022-03-15 15:16:53,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:53,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:53,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:53,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:16:53,456 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:53,456 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1495024790] [2022-03-15 15:16:53,456 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1495024790] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:53,456 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:53,456 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:16:53,456 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112876480] [2022-03-15 15:16:53,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:53,456 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:16:53,456 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:53,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:16:53,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:16:53,457 INFO L87 Difference]: Start difference. First operand 3264 states and 6354 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:56,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:16:56,759 INFO L93 Difference]: Finished difference Result 8831 states and 17012 transitions. [2022-03-15 15:16:56,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-15 15:16:56,760 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:16:56,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:16:56,770 INFO L225 Difference]: With dead ends: 8831 [2022-03-15 15:16:56,770 INFO L226 Difference]: Without dead ends: 8831 [2022-03-15 15:16:56,771 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1160 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=755, Invalid=3535, Unknown=0, NotChecked=0, Total=4290 [2022-03-15 15:16:56,771 INFO L933 BasicCegarLoop]: 443 mSDtfsCounter, 1490 mSDsluCounter, 5876 mSDsCounter, 0 mSdLazyCounter, 5659 mSolverCounterSat, 217 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1490 SdHoareTripleChecker+Valid, 6315 SdHoareTripleChecker+Invalid, 5876 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 217 IncrementalHoareTripleChecker+Valid, 5659 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:16:56,771 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1490 Valid, 6315 Invalid, 5876 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [217 Valid, 5659 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-03-15 15:16:56,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8831 states. [2022-03-15 15:16:56,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8831 to 3262. [2022-03-15 15:16:56,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3262 states, 3250 states have (on average 1.9538461538461538) internal successors, (6350), 3261 states have internal predecessors, (6350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:56,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3262 states to 3262 states and 6350 transitions. [2022-03-15 15:16:56,820 INFO L78 Accepts]: Start accepts. Automaton has 3262 states and 6350 transitions. Word has length 135 [2022-03-15 15:16:56,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:16:56,820 INFO L470 AbstractCegarLoop]: Abstraction has 3262 states and 6350 transitions. [2022-03-15 15:16:56,821 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:16:56,821 INFO L276 IsEmpty]: Start isEmpty. Operand 3262 states and 6350 transitions. [2022-03-15 15:16:56,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:16:56,822 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:16:56,822 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:16:56,822 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable233 [2022-03-15 15:16:56,822 INFO L402 AbstractCegarLoop]: === Iteration 235 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:16:56,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:16:56,822 INFO L85 PathProgramCache]: Analyzing trace with hash -1894833789, now seen corresponding path program 94 times [2022-03-15 15:16:56,822 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:16:56,823 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1323856658] [2022-03-15 15:16:56,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:16:56,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:16:56,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:16:57,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:16:57,063 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:16:57,064 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1323856658] [2022-03-15 15:16:57,064 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1323856658] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:16:57,064 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:16:57,064 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:16:57,064 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1986376964] [2022-03-15 15:16:57,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:16:57,064 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:16:57,064 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:16:57,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:16:57,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:16:57,064 INFO L87 Difference]: Start difference. First operand 3262 states and 6350 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:00,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:17:00,014 INFO L93 Difference]: Finished difference Result 8911 states and 17172 transitions. [2022-03-15 15:17:00,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-15 15:17:00,014 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:17:00,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:17:00,024 INFO L225 Difference]: With dead ends: 8911 [2022-03-15 15:17:00,025 INFO L226 Difference]: Without dead ends: 8911 [2022-03-15 15:17:00,025 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1161 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=747, Invalid=3543, Unknown=0, NotChecked=0, Total=4290 [2022-03-15 15:17:00,025 INFO L933 BasicCegarLoop]: 432 mSDtfsCounter, 1557 mSDsluCounter, 5024 mSDsCounter, 0 mSdLazyCounter, 4747 mSolverCounterSat, 278 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1557 SdHoareTripleChecker+Valid, 5452 SdHoareTripleChecker+Invalid, 5025 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 278 IncrementalHoareTripleChecker+Valid, 4747 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:17:00,025 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1557 Valid, 5452 Invalid, 5025 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [278 Valid, 4747 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-03-15 15:17:00,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8911 states. [2022-03-15 15:17:00,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8911 to 3260. [2022-03-15 15:17:00,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3260 states, 3248 states have (on average 1.9538177339901477) internal successors, (6346), 3259 states have internal predecessors, (6346), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:00,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3260 states to 3260 states and 6346 transitions. [2022-03-15 15:17:00,081 INFO L78 Accepts]: Start accepts. Automaton has 3260 states and 6346 transitions. Word has length 135 [2022-03-15 15:17:00,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:17:00,081 INFO L470 AbstractCegarLoop]: Abstraction has 3260 states and 6346 transitions. [2022-03-15 15:17:00,081 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:00,082 INFO L276 IsEmpty]: Start isEmpty. Operand 3260 states and 6346 transitions. [2022-03-15 15:17:00,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:17:00,083 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:17:00,083 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:17:00,083 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable234 [2022-03-15 15:17:00,083 INFO L402 AbstractCegarLoop]: === Iteration 236 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:17:00,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:17:00,083 INFO L85 PathProgramCache]: Analyzing trace with hash -767410903, now seen corresponding path program 95 times [2022-03-15 15:17:00,083 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:17:00,083 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1177025572] [2022-03-15 15:17:00,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:17:00,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:17:00,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:17:00,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:17:00,329 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:17:00,329 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1177025572] [2022-03-15 15:17:00,330 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1177025572] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:17:00,330 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:17:00,330 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:17:00,330 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1529954660] [2022-03-15 15:17:00,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:17:00,330 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:17:00,330 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:17:00,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:17:00,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:17:00,330 INFO L87 Difference]: Start difference. First operand 3260 states and 6346 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:03,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:17:03,158 INFO L93 Difference]: Finished difference Result 8975 states and 17300 transitions. [2022-03-15 15:17:03,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-15 15:17:03,159 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:17:03,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:17:03,172 INFO L225 Difference]: With dead ends: 8975 [2022-03-15 15:17:03,172 INFO L226 Difference]: Without dead ends: 8975 [2022-03-15 15:17:03,173 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1166 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=741, Invalid=3549, Unknown=0, NotChecked=0, Total=4290 [2022-03-15 15:17:03,173 INFO L933 BasicCegarLoop]: 428 mSDtfsCounter, 1539 mSDsluCounter, 4943 mSDsCounter, 0 mSdLazyCounter, 4570 mSolverCounterSat, 291 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1539 SdHoareTripleChecker+Valid, 5367 SdHoareTripleChecker+Invalid, 4861 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 291 IncrementalHoareTripleChecker+Valid, 4570 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:17:03,173 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1539 Valid, 5367 Invalid, 4861 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [291 Valid, 4570 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-15 15:17:03,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8975 states. [2022-03-15 15:17:03,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8975 to 3250. [2022-03-15 15:17:03,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3250 states, 3238 states have (on average 1.9536751080914145) internal successors, (6326), 3249 states have internal predecessors, (6326), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:03,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3250 states to 3250 states and 6326 transitions. [2022-03-15 15:17:03,228 INFO L78 Accepts]: Start accepts. Automaton has 3250 states and 6326 transitions. Word has length 135 [2022-03-15 15:17:03,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:17:03,229 INFO L470 AbstractCegarLoop]: Abstraction has 3250 states and 6326 transitions. [2022-03-15 15:17:03,229 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:03,229 INFO L276 IsEmpty]: Start isEmpty. Operand 3250 states and 6326 transitions. [2022-03-15 15:17:03,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:17:03,230 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:17:03,230 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:17:03,230 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable235 [2022-03-15 15:17:03,230 INFO L402 AbstractCegarLoop]: === Iteration 237 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:17:03,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:17:03,230 INFO L85 PathProgramCache]: Analyzing trace with hash 1152809711, now seen corresponding path program 96 times [2022-03-15 15:17:03,230 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:17:03,230 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260308062] [2022-03-15 15:17:03,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:17:03,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:17:03,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:17:03,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:17:03,515 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:17:03,515 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [260308062] [2022-03-15 15:17:03,515 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [260308062] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:17:03,516 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:17:03,516 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:17:03,516 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2108881959] [2022-03-15 15:17:03,516 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:17:03,516 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:17:03,516 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:17:03,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:17:03,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:17:03,516 INFO L87 Difference]: Start difference. First operand 3250 states and 6326 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:05,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:17:05,807 INFO L93 Difference]: Finished difference Result 7527 states and 14547 transitions. [2022-03-15 15:17:05,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-15 15:17:05,807 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:17:05,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:17:05,818 INFO L225 Difference]: With dead ends: 7527 [2022-03-15 15:17:05,818 INFO L226 Difference]: Without dead ends: 7507 [2022-03-15 15:17:05,818 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 708 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=559, Invalid=2521, Unknown=0, NotChecked=0, Total=3080 [2022-03-15 15:17:05,818 INFO L933 BasicCegarLoop]: 417 mSDtfsCounter, 1637 mSDsluCounter, 4104 mSDsCounter, 0 mSdLazyCounter, 3639 mSolverCounterSat, 306 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1637 SdHoareTripleChecker+Valid, 4517 SdHoareTripleChecker+Invalid, 3945 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 306 IncrementalHoareTripleChecker+Valid, 3639 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:17:05,818 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1637 Valid, 4517 Invalid, 3945 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [306 Valid, 3639 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:17:05,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7507 states. [2022-03-15 15:17:05,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7507 to 3226. [2022-03-15 15:17:05,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3226 states, 3214 states have (on average 1.953329184816428) internal successors, (6278), 3225 states have internal predecessors, (6278), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:05,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3226 states to 3226 states and 6278 transitions. [2022-03-15 15:17:05,874 INFO L78 Accepts]: Start accepts. Automaton has 3226 states and 6278 transitions. Word has length 135 [2022-03-15 15:17:05,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:17:05,874 INFO L470 AbstractCegarLoop]: Abstraction has 3226 states and 6278 transitions. [2022-03-15 15:17:05,874 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:05,874 INFO L276 IsEmpty]: Start isEmpty. Operand 3226 states and 6278 transitions. [2022-03-15 15:17:05,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:17:05,875 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:17:05,875 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:17:05,876 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable236 [2022-03-15 15:17:05,876 INFO L402 AbstractCegarLoop]: === Iteration 238 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:17:05,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:17:05,876 INFO L85 PathProgramCache]: Analyzing trace with hash 1119210483, now seen corresponding path program 97 times [2022-03-15 15:17:05,876 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:17:05,876 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [590226036] [2022-03-15 15:17:05,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:17:05,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:17:05,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:17:06,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:17:06,147 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:17:06,147 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [590226036] [2022-03-15 15:17:06,147 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [590226036] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:17:06,147 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:17:06,147 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:17:06,148 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2085407344] [2022-03-15 15:17:06,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:17:06,148 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:17:06,148 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:17:06,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:17:06,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:17:06,148 INFO L87 Difference]: Start difference. First operand 3226 states and 6278 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:08,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:17:08,704 INFO L93 Difference]: Finished difference Result 7346 states and 14182 transitions. [2022-03-15 15:17:08,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-15 15:17:08,704 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:17:08,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:17:08,713 INFO L225 Difference]: With dead ends: 7346 [2022-03-15 15:17:08,713 INFO L226 Difference]: Without dead ends: 7346 [2022-03-15 15:17:08,714 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 855 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=643, Invalid=2897, Unknown=0, NotChecked=0, Total=3540 [2022-03-15 15:17:08,714 INFO L933 BasicCegarLoop]: 404 mSDtfsCounter, 1511 mSDsluCounter, 4454 mSDsCounter, 0 mSdLazyCounter, 4171 mSolverCounterSat, 260 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1511 SdHoareTripleChecker+Valid, 4854 SdHoareTripleChecker+Invalid, 4431 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 260 IncrementalHoareTripleChecker+Valid, 4171 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:17:08,714 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1511 Valid, 4854 Invalid, 4431 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [260 Valid, 4171 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-15 15:17:08,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7346 states. [2022-03-15 15:17:08,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7346 to 3228. [2022-03-15 15:17:08,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3228 states, 3216 states have (on average 1.953358208955224) internal successors, (6282), 3227 states have internal predecessors, (6282), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:08,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3228 states to 3228 states and 6282 transitions. [2022-03-15 15:17:08,771 INFO L78 Accepts]: Start accepts. Automaton has 3228 states and 6282 transitions. Word has length 135 [2022-03-15 15:17:08,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:17:08,771 INFO L470 AbstractCegarLoop]: Abstraction has 3228 states and 6282 transitions. [2022-03-15 15:17:08,771 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:08,771 INFO L276 IsEmpty]: Start isEmpty. Operand 3228 states and 6282 transitions. [2022-03-15 15:17:08,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:17:08,772 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:17:08,772 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:17:08,772 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable237 [2022-03-15 15:17:08,772 INFO L402 AbstractCegarLoop]: === Iteration 239 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:17:08,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:17:08,772 INFO L85 PathProgramCache]: Analyzing trace with hash -116669611, now seen corresponding path program 98 times [2022-03-15 15:17:08,773 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:17:08,773 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [996909484] [2022-03-15 15:17:08,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:17:08,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:17:08,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:17:09,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:17:09,034 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:17:09,034 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [996909484] [2022-03-15 15:17:09,034 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [996909484] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:17:09,034 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:17:09,034 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:17:09,034 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [873639690] [2022-03-15 15:17:09,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:17:09,034 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:17:09,034 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:17:09,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:17:09,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:17:09,035 INFO L87 Difference]: Start difference. First operand 3228 states and 6282 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:11,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:17:11,662 INFO L93 Difference]: Finished difference Result 7385 states and 14259 transitions. [2022-03-15 15:17:11,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-15 15:17:11,662 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:17:11,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:17:11,670 INFO L225 Difference]: With dead ends: 7385 [2022-03-15 15:17:11,670 INFO L226 Difference]: Without dead ends: 7385 [2022-03-15 15:17:11,670 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 858 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=636, Invalid=2904, Unknown=0, NotChecked=0, Total=3540 [2022-03-15 15:17:11,670 INFO L933 BasicCegarLoop]: 417 mSDtfsCounter, 1491 mSDsluCounter, 4572 mSDsCounter, 0 mSdLazyCounter, 4298 mSolverCounterSat, 337 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1491 SdHoareTripleChecker+Valid, 4985 SdHoareTripleChecker+Invalid, 4635 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 337 IncrementalHoareTripleChecker+Valid, 4298 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:17:11,670 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1491 Valid, 4985 Invalid, 4635 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [337 Valid, 4298 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-15 15:17:11,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7385 states. [2022-03-15 15:17:11,708 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7385 to 3222. [2022-03-15 15:17:11,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3222 states, 3210 states have (on average 1.9532710280373833) internal successors, (6270), 3221 states have internal predecessors, (6270), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:11,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3222 states to 3222 states and 6270 transitions. [2022-03-15 15:17:11,714 INFO L78 Accepts]: Start accepts. Automaton has 3222 states and 6270 transitions. Word has length 135 [2022-03-15 15:17:11,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:17:11,715 INFO L470 AbstractCegarLoop]: Abstraction has 3222 states and 6270 transitions. [2022-03-15 15:17:11,715 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:11,715 INFO L276 IsEmpty]: Start isEmpty. Operand 3222 states and 6270 transitions. [2022-03-15 15:17:11,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:17:11,716 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:17:11,716 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:17:11,716 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable238 [2022-03-15 15:17:11,716 INFO L402 AbstractCegarLoop]: === Iteration 240 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:17:11,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:17:11,716 INFO L85 PathProgramCache]: Analyzing trace with hash 1127087811, now seen corresponding path program 99 times [2022-03-15 15:17:11,716 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:17:11,717 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1811667370] [2022-03-15 15:17:11,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:17:11,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:17:11,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:17:11,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:17:11,967 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:17:11,967 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1811667370] [2022-03-15 15:17:11,967 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1811667370] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:17:11,967 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:17:11,967 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:17:11,967 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [140190429] [2022-03-15 15:17:11,967 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:17:11,967 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:17:11,967 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:17:11,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:17:11,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:17:11,968 INFO L87 Difference]: Start difference. First operand 3222 states and 6270 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:14,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:17:14,235 INFO L93 Difference]: Finished difference Result 7327 states and 14144 transitions. [2022-03-15 15:17:14,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-15 15:17:14,235 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:17:14,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:17:14,243 INFO L225 Difference]: With dead ends: 7327 [2022-03-15 15:17:14,243 INFO L226 Difference]: Without dead ends: 7327 [2022-03-15 15:17:14,244 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 860 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=635, Invalid=2905, Unknown=0, NotChecked=0, Total=3540 [2022-03-15 15:17:14,244 INFO L933 BasicCegarLoop]: 373 mSDtfsCounter, 1694 mSDsluCounter, 3705 mSDsCounter, 0 mSdLazyCounter, 3331 mSolverCounterSat, 358 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1694 SdHoareTripleChecker+Valid, 4074 SdHoareTripleChecker+Invalid, 3689 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 358 IncrementalHoareTripleChecker+Valid, 3331 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:17:14,244 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1694 Valid, 4074 Invalid, 3689 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [358 Valid, 3331 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:17:14,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7327 states. [2022-03-15 15:17:14,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7327 to 3226. [2022-03-15 15:17:14,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3226 states, 3214 states have (on average 1.953329184816428) internal successors, (6278), 3225 states have internal predecessors, (6278), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:14,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3226 states to 3226 states and 6278 transitions. [2022-03-15 15:17:14,287 INFO L78 Accepts]: Start accepts. Automaton has 3226 states and 6278 transitions. Word has length 135 [2022-03-15 15:17:14,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:17:14,288 INFO L470 AbstractCegarLoop]: Abstraction has 3226 states and 6278 transitions. [2022-03-15 15:17:14,288 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:14,288 INFO L276 IsEmpty]: Start isEmpty. Operand 3226 states and 6278 transitions. [2022-03-15 15:17:14,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:17:14,289 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:17:14,289 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:17:14,289 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable239 [2022-03-15 15:17:14,289 INFO L402 AbstractCegarLoop]: === Iteration 241 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:17:14,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:17:14,289 INFO L85 PathProgramCache]: Analyzing trace with hash -108792283, now seen corresponding path program 100 times [2022-03-15 15:17:14,289 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:17:14,289 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [232380840] [2022-03-15 15:17:14,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:17:14,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:17:14,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:17:14,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:17:14,541 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:17:14,541 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [232380840] [2022-03-15 15:17:14,541 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [232380840] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:17:14,541 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:17:14,541 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:17:14,541 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [387175028] [2022-03-15 15:17:14,542 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:17:14,542 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:17:14,542 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:17:14,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:17:14,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:17:14,542 INFO L87 Difference]: Start difference. First operand 3226 states and 6278 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:17,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:17:17,027 INFO L93 Difference]: Finished difference Result 7447 states and 14379 transitions. [2022-03-15 15:17:17,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-15 15:17:17,028 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:17:17,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:17:17,036 INFO L225 Difference]: With dead ends: 7447 [2022-03-15 15:17:17,036 INFO L226 Difference]: Without dead ends: 7447 [2022-03-15 15:17:17,036 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 940 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=677, Invalid=3105, Unknown=0, NotChecked=0, Total=3782 [2022-03-15 15:17:17,036 INFO L933 BasicCegarLoop]: 386 mSDtfsCounter, 1522 mSDsluCounter, 4091 mSDsCounter, 0 mSdLazyCounter, 3813 mSolverCounterSat, 353 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1522 SdHoareTripleChecker+Valid, 4473 SdHoareTripleChecker+Invalid, 4166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 353 IncrementalHoareTripleChecker+Valid, 3813 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:17:17,037 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1522 Valid, 4473 Invalid, 4166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [353 Valid, 3813 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-15 15:17:17,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7447 states. [2022-03-15 15:17:17,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7447 to 3224. [2022-03-15 15:17:17,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3224 states, 3212 states have (on average 1.9533001245330013) internal successors, (6274), 3223 states have internal predecessors, (6274), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:17,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3224 states to 3224 states and 6274 transitions. [2022-03-15 15:17:17,081 INFO L78 Accepts]: Start accepts. Automaton has 3224 states and 6274 transitions. Word has length 135 [2022-03-15 15:17:17,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:17:17,081 INFO L470 AbstractCegarLoop]: Abstraction has 3224 states and 6274 transitions. [2022-03-15 15:17:17,081 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:17,081 INFO L276 IsEmpty]: Start isEmpty. Operand 3224 states and 6274 transitions. [2022-03-15 15:17:17,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:17:17,082 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:17:17,082 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:17:17,082 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable240 [2022-03-15 15:17:17,082 INFO L402 AbstractCegarLoop]: === Iteration 242 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:17:17,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:17:17,082 INFO L85 PathProgramCache]: Analyzing trace with hash 2092037507, now seen corresponding path program 101 times [2022-03-15 15:17:17,082 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:17:17,082 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [928617030] [2022-03-15 15:17:17,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:17:17,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:17:17,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:17:17,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:17:17,357 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:17:17,357 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [928617030] [2022-03-15 15:17:17,357 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [928617030] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:17:17,357 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:17:17,358 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:17:17,358 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1027376211] [2022-03-15 15:17:17,358 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:17:17,358 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:17:17,358 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:17:17,358 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:17:17,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:17:17,358 INFO L87 Difference]: Start difference. First operand 3224 states and 6274 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:20,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:17:20,169 INFO L93 Difference]: Finished difference Result 7467 states and 14423 transitions. [2022-03-15 15:17:20,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-15 15:17:20,169 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:17:20,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:17:20,179 INFO L225 Difference]: With dead ends: 7467 [2022-03-15 15:17:20,179 INFO L226 Difference]: Without dead ends: 7467 [2022-03-15 15:17:20,179 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 864 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=623, Invalid=2917, Unknown=0, NotChecked=0, Total=3540 [2022-03-15 15:17:20,180 INFO L933 BasicCegarLoop]: 402 mSDtfsCounter, 1564 mSDsluCounter, 4951 mSDsCounter, 0 mSdLazyCounter, 4870 mSolverCounterSat, 304 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1564 SdHoareTripleChecker+Valid, 5349 SdHoareTripleChecker+Invalid, 5174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 304 IncrementalHoareTripleChecker+Valid, 4870 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:17:20,180 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1564 Valid, 5349 Invalid, 5174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [304 Valid, 4870 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-03-15 15:17:20,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7467 states. [2022-03-15 15:17:20,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7467 to 3218. [2022-03-15 15:17:20,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3218 states, 3206 states have (on average 1.9532127261384904) internal successors, (6262), 3217 states have internal predecessors, (6262), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:20,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3218 states to 3218 states and 6262 transitions. [2022-03-15 15:17:20,235 INFO L78 Accepts]: Start accepts. Automaton has 3218 states and 6262 transitions. Word has length 135 [2022-03-15 15:17:20,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:17:20,235 INFO L470 AbstractCegarLoop]: Abstraction has 3218 states and 6262 transitions. [2022-03-15 15:17:20,235 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:20,235 INFO L276 IsEmpty]: Start isEmpty. Operand 3218 states and 6262 transitions. [2022-03-15 15:17:20,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:17:20,236 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:17:20,236 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:17:20,236 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable241 [2022-03-15 15:17:20,236 INFO L402 AbstractCegarLoop]: === Iteration 243 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:17:20,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:17:20,237 INFO L85 PathProgramCache]: Analyzing trace with hash 1154631077, now seen corresponding path program 102 times [2022-03-15 15:17:20,237 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:17:20,237 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1814035728] [2022-03-15 15:17:20,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:17:20,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:17:20,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:17:20,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:17:20,495 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:17:20,496 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1814035728] [2022-03-15 15:17:20,496 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1814035728] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:17:20,496 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:17:20,496 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:17:20,496 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2078763877] [2022-03-15 15:17:20,496 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:17:20,496 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:17:20,496 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:17:20,496 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:17:20,496 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:17:20,496 INFO L87 Difference]: Start difference. First operand 3218 states and 6262 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:22,734 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:17:22,735 INFO L93 Difference]: Finished difference Result 7315 states and 14120 transitions. [2022-03-15 15:17:22,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-15 15:17:22,735 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:17:22,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:17:22,743 INFO L225 Difference]: With dead ends: 7315 [2022-03-15 15:17:22,744 INFO L226 Difference]: Without dead ends: 7315 [2022-03-15 15:17:22,744 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 865 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=629, Invalid=2911, Unknown=0, NotChecked=0, Total=3540 [2022-03-15 15:17:22,744 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 1277 mSDsluCounter, 4143 mSDsCounter, 0 mSdLazyCounter, 3566 mSolverCounterSat, 230 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1277 SdHoareTripleChecker+Valid, 4492 SdHoareTripleChecker+Invalid, 3796 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 230 IncrementalHoareTripleChecker+Valid, 3566 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:17:22,744 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1277 Valid, 4492 Invalid, 3796 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [230 Valid, 3566 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:17:22,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7315 states. [2022-03-15 15:17:22,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7315 to 3218. [2022-03-15 15:17:22,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3218 states, 3206 states have (on average 1.9532127261384904) internal successors, (6262), 3217 states have internal predecessors, (6262), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:22,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3218 states to 3218 states and 6262 transitions. [2022-03-15 15:17:22,786 INFO L78 Accepts]: Start accepts. Automaton has 3218 states and 6262 transitions. Word has length 135 [2022-03-15 15:17:22,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:17:22,786 INFO L470 AbstractCegarLoop]: Abstraction has 3218 states and 6262 transitions. [2022-03-15 15:17:22,786 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:22,786 INFO L276 IsEmpty]: Start isEmpty. Operand 3218 states and 6262 transitions. [2022-03-15 15:17:22,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:17:22,787 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:17:22,787 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:17:22,787 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable242 [2022-03-15 15:17:22,788 INFO L402 AbstractCegarLoop]: === Iteration 244 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:17:22,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:17:22,788 INFO L85 PathProgramCache]: Analyzing trace with hash -81249017, now seen corresponding path program 103 times [2022-03-15 15:17:22,788 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:17:22,788 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1576344585] [2022-03-15 15:17:22,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:17:22,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:17:22,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:17:23,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:17:23,035 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:17:23,035 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1576344585] [2022-03-15 15:17:23,035 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1576344585] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:17:23,035 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:17:23,035 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:17:23,035 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [805124901] [2022-03-15 15:17:23,035 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:17:23,035 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:17:23,035 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:17:23,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:17:23,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:17:23,036 INFO L87 Difference]: Start difference. First operand 3218 states and 6262 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:25,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:17:25,477 INFO L93 Difference]: Finished difference Result 7435 states and 14355 transitions. [2022-03-15 15:17:25,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-15 15:17:25,477 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:17:25,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:17:25,486 INFO L225 Difference]: With dead ends: 7435 [2022-03-15 15:17:25,486 INFO L226 Difference]: Without dead ends: 7435 [2022-03-15 15:17:25,487 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 946 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=670, Invalid=3112, Unknown=0, NotChecked=0, Total=3782 [2022-03-15 15:17:25,487 INFO L933 BasicCegarLoop]: 366 mSDtfsCounter, 1420 mSDsluCounter, 4154 mSDsCounter, 0 mSdLazyCounter, 3813 mSolverCounterSat, 298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1420 SdHoareTripleChecker+Valid, 4516 SdHoareTripleChecker+Invalid, 4111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 298 IncrementalHoareTripleChecker+Valid, 3813 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:17:25,487 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1420 Valid, 4516 Invalid, 4111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 3813 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:17:25,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7435 states. [2022-03-15 15:17:25,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7435 to 3216. [2022-03-15 15:17:25,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3216 states, 3204 states have (on average 1.953183520599251) internal successors, (6258), 3215 states have internal predecessors, (6258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:25,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3216 states to 3216 states and 6258 transitions. [2022-03-15 15:17:25,537 INFO L78 Accepts]: Start accepts. Automaton has 3216 states and 6258 transitions. Word has length 135 [2022-03-15 15:17:25,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:17:25,537 INFO L470 AbstractCegarLoop]: Abstraction has 3216 states and 6258 transitions. [2022-03-15 15:17:25,537 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:25,537 INFO L276 IsEmpty]: Start isEmpty. Operand 3216 states and 6258 transitions. [2022-03-15 15:17:25,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:17:25,538 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:17:25,538 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:17:25,538 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable243 [2022-03-15 15:17:25,539 INFO L402 AbstractCegarLoop]: === Iteration 245 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:17:25,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:17:25,539 INFO L85 PathProgramCache]: Analyzing trace with hash 2119580773, now seen corresponding path program 104 times [2022-03-15 15:17:25,539 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:17:25,539 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [770992855] [2022-03-15 15:17:25,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:17:25,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:17:25,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:17:25,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:17:25,788 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:17:25,788 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [770992855] [2022-03-15 15:17:25,788 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [770992855] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:17:25,788 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:17:25,788 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:17:25,788 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1650872069] [2022-03-15 15:17:25,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:17:25,788 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:17:25,788 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:17:25,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:17:25,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:17:25,788 INFO L87 Difference]: Start difference. First operand 3216 states and 6258 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:28,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:17:28,352 INFO L93 Difference]: Finished difference Result 7515 states and 14515 transitions. [2022-03-15 15:17:28,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-15 15:17:28,352 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:17:28,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:17:28,361 INFO L225 Difference]: With dead ends: 7515 [2022-03-15 15:17:28,361 INFO L226 Difference]: Without dead ends: 7515 [2022-03-15 15:17:28,362 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 950 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=663, Invalid=3119, Unknown=0, NotChecked=0, Total=3782 [2022-03-15 15:17:28,362 INFO L933 BasicCegarLoop]: 382 mSDtfsCounter, 1394 mSDsluCounter, 4536 mSDsCounter, 0 mSdLazyCounter, 4244 mSolverCounterSat, 322 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1394 SdHoareTripleChecker+Valid, 4914 SdHoareTripleChecker+Invalid, 4566 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 322 IncrementalHoareTripleChecker+Valid, 4244 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:17:28,362 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1394 Valid, 4914 Invalid, 4566 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [322 Valid, 4244 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-15 15:17:28,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7515 states. [2022-03-15 15:17:28,402 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7515 to 3214. [2022-03-15 15:17:28,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3214 states, 3202 states have (on average 1.95315427857589) internal successors, (6254), 3213 states have internal predecessors, (6254), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:28,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3214 states to 3214 states and 6254 transitions. [2022-03-15 15:17:28,408 INFO L78 Accepts]: Start accepts. Automaton has 3214 states and 6254 transitions. Word has length 135 [2022-03-15 15:17:28,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:17:28,409 INFO L470 AbstractCegarLoop]: Abstraction has 3214 states and 6254 transitions. [2022-03-15 15:17:28,409 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:28,409 INFO L276 IsEmpty]: Start isEmpty. Operand 3214 states and 6254 transitions. [2022-03-15 15:17:28,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:17:28,410 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:17:28,410 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:17:28,410 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable244 [2022-03-15 15:17:28,410 INFO L402 AbstractCegarLoop]: === Iteration 246 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:17:28,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:17:28,410 INFO L85 PathProgramCache]: Analyzing trace with hash -2068533497, now seen corresponding path program 105 times [2022-03-15 15:17:28,410 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:17:28,410 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [170341279] [2022-03-15 15:17:28,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:17:28,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:17:28,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:17:28,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:17:28,699 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:17:28,699 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [170341279] [2022-03-15 15:17:28,699 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [170341279] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:17:28,700 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:17:28,700 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:17:28,700 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [804314997] [2022-03-15 15:17:28,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:17:28,700 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:17:28,700 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:17:28,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:17:28,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:17:28,700 INFO L87 Difference]: Start difference. First operand 3214 states and 6254 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:31,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:17:31,106 INFO L93 Difference]: Finished difference Result 7350 states and 14189 transitions. [2022-03-15 15:17:31,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-15 15:17:31,107 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:17:31,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:17:31,115 INFO L225 Difference]: With dead ends: 7350 [2022-03-15 15:17:31,115 INFO L226 Difference]: Without dead ends: 7350 [2022-03-15 15:17:31,116 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 871 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=612, Invalid=2928, Unknown=0, NotChecked=0, Total=3540 [2022-03-15 15:17:31,116 INFO L933 BasicCegarLoop]: 394 mSDtfsCounter, 1327 mSDsluCounter, 4395 mSDsCounter, 0 mSdLazyCounter, 4025 mSolverCounterSat, 288 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1327 SdHoareTripleChecker+Valid, 4785 SdHoareTripleChecker+Invalid, 4313 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 288 IncrementalHoareTripleChecker+Valid, 4025 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:17:31,116 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1327 Valid, 4785 Invalid, 4313 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [288 Valid, 4025 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:17:31,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7350 states. [2022-03-15 15:17:31,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7350 to 3160. [2022-03-15 15:17:31,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3160 states, 3148 states have (on average 1.9523506988564168) internal successors, (6146), 3159 states have internal predecessors, (6146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:31,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3160 states to 3160 states and 6146 transitions. [2022-03-15 15:17:31,157 INFO L78 Accepts]: Start accepts. Automaton has 3160 states and 6146 transitions. Word has length 135 [2022-03-15 15:17:31,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:17:31,157 INFO L470 AbstractCegarLoop]: Abstraction has 3160 states and 6146 transitions. [2022-03-15 15:17:31,157 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:31,157 INFO L276 IsEmpty]: Start isEmpty. Operand 3160 states and 6146 transitions. [2022-03-15 15:17:31,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:17:31,158 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:17:31,158 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:17:31,158 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable245 [2022-03-15 15:17:31,158 INFO L402 AbstractCegarLoop]: === Iteration 247 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:17:31,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:17:31,158 INFO L85 PathProgramCache]: Analyzing trace with hash -467235185, now seen corresponding path program 61 times [2022-03-15 15:17:31,159 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:17:31,159 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613258957] [2022-03-15 15:17:31,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:17:31,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:17:31,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:17:31,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:17:31,521 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:17:31,521 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1613258957] [2022-03-15 15:17:31,521 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1613258957] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:17:31,521 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:17:31,521 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-15 15:17:31,521 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1697596349] [2022-03-15 15:17:31,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:17:31,521 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-15 15:17:31,521 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:17:31,521 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-15 15:17:31,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=364, Unknown=0, NotChecked=0, Total=420 [2022-03-15 15:17:31,522 INFO L87 Difference]: Start difference. First operand 3160 states and 6146 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:33,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:17:33,015 INFO L93 Difference]: Finished difference Result 5165 states and 10082 transitions. [2022-03-15 15:17:33,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-03-15 15:17:33,016 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:17:33,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:17:33,021 INFO L225 Difference]: With dead ends: 5165 [2022-03-15 15:17:33,021 INFO L226 Difference]: Without dead ends: 5165 [2022-03-15 15:17:33,021 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 344 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=381, Invalid=1599, Unknown=0, NotChecked=0, Total=1980 [2022-03-15 15:17:33,022 INFO L933 BasicCegarLoop]: 244 mSDtfsCounter, 981 mSDsluCounter, 2860 mSDsCounter, 0 mSdLazyCounter, 2376 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 981 SdHoareTripleChecker+Valid, 3101 SdHoareTripleChecker+Invalid, 2470 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 2376 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:17:33,022 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [981 Valid, 3101 Invalid, 2470 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 2376 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:17:33,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5165 states. [2022-03-15 15:17:33,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5165 to 3154. [2022-03-15 15:17:33,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3154 states, 3142 states have (on average 1.9522597071928707) internal successors, (6134), 3153 states have internal predecessors, (6134), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:33,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3154 states to 3154 states and 6134 transitions. [2022-03-15 15:17:33,055 INFO L78 Accepts]: Start accepts. Automaton has 3154 states and 6134 transitions. Word has length 135 [2022-03-15 15:17:33,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:17:33,055 INFO L470 AbstractCegarLoop]: Abstraction has 3154 states and 6134 transitions. [2022-03-15 15:17:33,055 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:33,055 INFO L276 IsEmpty]: Start isEmpty. Operand 3154 states and 6134 transitions. [2022-03-15 15:17:33,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:17:33,056 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:17:33,056 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:17:33,056 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable246 [2022-03-15 15:17:33,056 INFO L402 AbstractCegarLoop]: === Iteration 248 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:17:33,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:17:33,057 INFO L85 PathProgramCache]: Analyzing trace with hash 1939113943, now seen corresponding path program 62 times [2022-03-15 15:17:33,057 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:17:33,057 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [548810412] [2022-03-15 15:17:33,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:17:33,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:17:33,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:17:33,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:17:33,406 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:17:33,406 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [548810412] [2022-03-15 15:17:33,406 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [548810412] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:17:33,406 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:17:33,406 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-15 15:17:33,406 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [994595163] [2022-03-15 15:17:33,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:17:33,406 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-15 15:17:33,406 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:17:33,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-15 15:17:33,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-15 15:17:33,407 INFO L87 Difference]: Start difference. First operand 3154 states and 6134 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:35,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:17:35,029 INFO L93 Difference]: Finished difference Result 5197 states and 10144 transitions. [2022-03-15 15:17:35,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-03-15 15:17:35,030 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:17:35,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:17:35,035 INFO L225 Difference]: With dead ends: 5197 [2022-03-15 15:17:35,035 INFO L226 Difference]: Without dead ends: 5197 [2022-03-15 15:17:35,035 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 418 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=428, Invalid=1828, Unknown=0, NotChecked=0, Total=2256 [2022-03-15 15:17:35,036 INFO L933 BasicCegarLoop]: 253 mSDtfsCounter, 1077 mSDsluCounter, 2914 mSDsCounter, 0 mSdLazyCounter, 2597 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1077 SdHoareTripleChecker+Valid, 3164 SdHoareTripleChecker+Invalid, 2706 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 2597 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:17:35,036 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1077 Valid, 3164 Invalid, 2706 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 2597 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:17:35,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5197 states. [2022-03-15 15:17:35,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5197 to 3148. [2022-03-15 15:17:35,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3148 states, 3136 states have (on average 1.9521683673469388) internal successors, (6122), 3147 states have internal predecessors, (6122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:35,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3148 states to 3148 states and 6122 transitions. [2022-03-15 15:17:35,071 INFO L78 Accepts]: Start accepts. Automaton has 3148 states and 6122 transitions. Word has length 135 [2022-03-15 15:17:35,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:17:35,071 INFO L470 AbstractCegarLoop]: Abstraction has 3148 states and 6122 transitions. [2022-03-15 15:17:35,072 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:35,072 INFO L276 IsEmpty]: Start isEmpty. Operand 3148 states and 6122 transitions. [2022-03-15 15:17:35,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:17:35,073 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:17:35,073 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:17:35,073 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable247 [2022-03-15 15:17:35,073 INFO L402 AbstractCegarLoop]: === Iteration 249 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:17:35,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:17:35,073 INFO L85 PathProgramCache]: Analyzing trace with hash 826534735, now seen corresponding path program 63 times [2022-03-15 15:17:35,073 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:17:35,073 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [54853827] [2022-03-15 15:17:35,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:17:35,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:17:35,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:17:35,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:17:35,401 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:17:35,401 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [54853827] [2022-03-15 15:17:35,401 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [54853827] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:17:35,401 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:17:35,401 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-15 15:17:35,401 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777640361] [2022-03-15 15:17:35,401 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:17:35,402 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-15 15:17:35,402 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:17:35,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-15 15:17:35,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2022-03-15 15:17:35,402 INFO L87 Difference]: Start difference. First operand 3148 states and 6122 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:36,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:17:36,967 INFO L93 Difference]: Finished difference Result 5254 states and 10254 transitions. [2022-03-15 15:17:36,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-03-15 15:17:36,968 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:17:36,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:17:36,973 INFO L225 Difference]: With dead ends: 5254 [2022-03-15 15:17:36,973 INFO L226 Difference]: Without dead ends: 5254 [2022-03-15 15:17:36,973 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 476 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=457, Invalid=1993, Unknown=0, NotChecked=0, Total=2450 [2022-03-15 15:17:36,974 INFO L933 BasicCegarLoop]: 259 mSDtfsCounter, 841 mSDsluCounter, 2887 mSDsCounter, 0 mSdLazyCounter, 2375 mSolverCounterSat, 119 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 841 SdHoareTripleChecker+Valid, 3143 SdHoareTripleChecker+Invalid, 2494 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 119 IncrementalHoareTripleChecker+Valid, 2375 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:17:36,974 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [841 Valid, 3143 Invalid, 2494 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [119 Valid, 2375 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:17:36,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5254 states. [2022-03-15 15:17:37,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5254 to 3142. [2022-03-15 15:17:37,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3142 states, 3130 states have (on average 1.9520766773162939) internal successors, (6110), 3141 states have internal predecessors, (6110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:37,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3142 states to 3142 states and 6110 transitions. [2022-03-15 15:17:37,005 INFO L78 Accepts]: Start accepts. Automaton has 3142 states and 6110 transitions. Word has length 135 [2022-03-15 15:17:37,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:17:37,005 INFO L470 AbstractCegarLoop]: Abstraction has 3142 states and 6110 transitions. [2022-03-15 15:17:37,006 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:37,006 INFO L276 IsEmpty]: Start isEmpty. Operand 3142 states and 6110 transitions. [2022-03-15 15:17:37,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:17:37,007 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:17:37,007 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:17:37,007 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable248 [2022-03-15 15:17:37,007 INFO L402 AbstractCegarLoop]: === Iteration 250 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:17:37,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:17:37,007 INFO L85 PathProgramCache]: Analyzing trace with hash 1749576215, now seen corresponding path program 64 times [2022-03-15 15:17:37,007 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:17:37,007 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [169356277] [2022-03-15 15:17:37,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:17:37,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:17:37,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:17:37,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:17:37,324 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:17:37,324 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [169356277] [2022-03-15 15:17:37,324 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [169356277] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:17:37,324 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:17:37,324 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-15 15:17:37,325 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1143260071] [2022-03-15 15:17:37,325 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:17:37,325 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-15 15:17:37,325 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:17:37,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-15 15:17:37,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-15 15:17:37,325 INFO L87 Difference]: Start difference. First operand 3142 states and 6110 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:38,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:17:38,933 INFO L93 Difference]: Finished difference Result 5271 states and 10281 transitions. [2022-03-15 15:17:38,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-03-15 15:17:38,934 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:17:38,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:17:38,940 INFO L225 Difference]: With dead ends: 5271 [2022-03-15 15:17:38,940 INFO L226 Difference]: Without dead ends: 5271 [2022-03-15 15:17:38,940 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 535 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=495, Invalid=2157, Unknown=0, NotChecked=0, Total=2652 [2022-03-15 15:17:38,940 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 1008 mSDsluCounter, 2933 mSDsCounter, 0 mSdLazyCounter, 2388 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1008 SdHoareTripleChecker+Valid, 3198 SdHoareTripleChecker+Invalid, 2523 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 2388 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:17:38,940 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1008 Valid, 3198 Invalid, 2523 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 2388 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:17:38,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5271 states. [2022-03-15 15:17:38,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5271 to 3064. [2022-03-15 15:17:38,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3064 states, 3052 states have (on average 1.9495412844036697) internal successors, (5950), 3063 states have internal predecessors, (5950), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:38,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3064 states to 3064 states and 5950 transitions. [2022-03-15 15:17:38,978 INFO L78 Accepts]: Start accepts. Automaton has 3064 states and 5950 transitions. Word has length 135 [2022-03-15 15:17:38,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:17:38,978 INFO L470 AbstractCegarLoop]: Abstraction has 3064 states and 5950 transitions. [2022-03-15 15:17:38,978 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:38,978 INFO L276 IsEmpty]: Start isEmpty. Operand 3064 states and 5950 transitions. [2022-03-15 15:17:38,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:17:38,979 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:17:38,979 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:17:38,979 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable249 [2022-03-15 15:17:38,979 INFO L402 AbstractCegarLoop]: === Iteration 251 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:17:38,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:17:38,979 INFO L85 PathProgramCache]: Analyzing trace with hash 279365425, now seen corresponding path program 106 times [2022-03-15 15:17:38,979 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:17:38,979 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94659764] [2022-03-15 15:17:38,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:17:38,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:17:39,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:17:39,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:17:39,230 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:17:39,230 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [94659764] [2022-03-15 15:17:39,230 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [94659764] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:17:39,230 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:17:39,230 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:17:39,230 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [44562562] [2022-03-15 15:17:39,230 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:17:39,230 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:17:39,230 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:17:39,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:17:39,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:17:39,231 INFO L87 Difference]: Start difference. First operand 3064 states and 5950 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:41,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:17:41,518 INFO L93 Difference]: Finished difference Result 5540 states and 10652 transitions. [2022-03-15 15:17:41,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-15 15:17:41,518 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:17:41,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:17:41,523 INFO L225 Difference]: With dead ends: 5540 [2022-03-15 15:17:41,523 INFO L226 Difference]: Without dead ends: 5520 [2022-03-15 15:17:41,524 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1242 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=703, Invalid=3853, Unknown=0, NotChecked=0, Total=4556 [2022-03-15 15:17:41,524 INFO L933 BasicCegarLoop]: 309 mSDtfsCounter, 1966 mSDsluCounter, 3359 mSDsCounter, 0 mSdLazyCounter, 3545 mSolverCounterSat, 347 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1966 SdHoareTripleChecker+Valid, 3664 SdHoareTripleChecker+Invalid, 3892 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 347 IncrementalHoareTripleChecker+Valid, 3545 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:17:41,524 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1966 Valid, 3664 Invalid, 3892 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [347 Valid, 3545 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:17:41,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5520 states. [2022-03-15 15:17:41,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5520 to 3024. [2022-03-15 15:17:41,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3024 states, 3012 states have (on average 1.948871181938911) internal successors, (5870), 3023 states have internal predecessors, (5870), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:41,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3024 states to 3024 states and 5870 transitions. [2022-03-15 15:17:41,555 INFO L78 Accepts]: Start accepts. Automaton has 3024 states and 5870 transitions. Word has length 135 [2022-03-15 15:17:41,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:17:41,555 INFO L470 AbstractCegarLoop]: Abstraction has 3024 states and 5870 transitions. [2022-03-15 15:17:41,555 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:41,555 INFO L276 IsEmpty]: Start isEmpty. Operand 3024 states and 5870 transitions. [2022-03-15 15:17:41,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:17:41,556 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:17:41,556 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:17:41,556 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable250 [2022-03-15 15:17:41,556 INFO L402 AbstractCegarLoop]: === Iteration 252 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:17:41,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:17:41,556 INFO L85 PathProgramCache]: Analyzing trace with hash -549389353, now seen corresponding path program 65 times [2022-03-15 15:17:41,556 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:17:41,557 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [293026555] [2022-03-15 15:17:41,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:17:41,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:17:41,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:17:41,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:17:41,837 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:17:41,837 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [293026555] [2022-03-15 15:17:41,838 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [293026555] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:17:41,838 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:17:41,838 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:17:41,838 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681925529] [2022-03-15 15:17:41,838 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:17:41,838 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:17:41,838 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:17:41,838 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:17:41,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:17:41,839 INFO L87 Difference]: Start difference. First operand 3024 states and 5870 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:43,554 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:17:43,554 INFO L93 Difference]: Finished difference Result 4677 states and 9020 transitions. [2022-03-15 15:17:43,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-15 15:17:43,555 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:17:43,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:17:43,559 INFO L225 Difference]: With dead ends: 4677 [2022-03-15 15:17:43,559 INFO L226 Difference]: Without dead ends: 4677 [2022-03-15 15:17:43,559 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1292 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=756, Invalid=3800, Unknown=0, NotChecked=0, Total=4556 [2022-03-15 15:17:43,559 INFO L933 BasicCegarLoop]: 274 mSDtfsCounter, 1691 mSDsluCounter, 2874 mSDsCounter, 0 mSdLazyCounter, 2502 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1691 SdHoareTripleChecker+Valid, 3145 SdHoareTripleChecker+Invalid, 2624 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 2502 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:17:43,560 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1691 Valid, 3145 Invalid, 2624 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 2502 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:17:43,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4677 states. [2022-03-15 15:17:43,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4677 to 2883. [2022-03-15 15:17:43,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2883 states, 2873 states have (on average 1.9467455621301775) internal successors, (5593), 2882 states have internal predecessors, (5593), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:43,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2883 states to 2883 states and 5593 transitions. [2022-03-15 15:17:43,587 INFO L78 Accepts]: Start accepts. Automaton has 2883 states and 5593 transitions. Word has length 135 [2022-03-15 15:17:43,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:17:43,588 INFO L470 AbstractCegarLoop]: Abstraction has 2883 states and 5593 transitions. [2022-03-15 15:17:43,588 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:43,588 INFO L276 IsEmpty]: Start isEmpty. Operand 2883 states and 5593 transitions. [2022-03-15 15:17:43,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:17:43,589 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:17:43,589 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:17:43,589 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable251 [2022-03-15 15:17:43,589 INFO L402 AbstractCegarLoop]: === Iteration 253 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:17:43,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:17:43,589 INFO L85 PathProgramCache]: Analyzing trace with hash 1518525953, now seen corresponding path program 107 times [2022-03-15 15:17:43,589 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:17:43,589 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [820750654] [2022-03-15 15:17:43,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:17:43,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:17:43,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:17:43,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:17:43,887 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:17:43,887 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [820750654] [2022-03-15 15:17:43,887 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [820750654] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:17:43,887 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:17:43,887 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:17:43,887 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [259407655] [2022-03-15 15:17:43,887 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:17:43,887 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:17:43,887 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:17:43,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:17:43,888 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:17:43,888 INFO L87 Difference]: Start difference. First operand 2883 states and 5593 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:46,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:17:46,380 INFO L93 Difference]: Finished difference Result 6101 states and 11718 transitions. [2022-03-15 15:17:46,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-15 15:17:46,380 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:17:46,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:17:46,386 INFO L225 Difference]: With dead ends: 6101 [2022-03-15 15:17:46,387 INFO L226 Difference]: Without dead ends: 6101 [2022-03-15 15:17:46,387 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1196 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=708, Invalid=3714, Unknown=0, NotChecked=0, Total=4422 [2022-03-15 15:17:46,387 INFO L933 BasicCegarLoop]: 328 mSDtfsCounter, 2053 mSDsluCounter, 3677 mSDsCounter, 0 mSdLazyCounter, 3764 mSolverCounterSat, 272 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2053 SdHoareTripleChecker+Valid, 4001 SdHoareTripleChecker+Invalid, 4036 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 272 IncrementalHoareTripleChecker+Valid, 3764 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:17:46,387 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2053 Valid, 4001 Invalid, 4036 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [272 Valid, 3764 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:17:46,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6101 states. [2022-03-15 15:17:46,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6101 to 2889. [2022-03-15 15:17:46,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2889 states, 2879 states have (on average 1.9468565474122959) internal successors, (5605), 2888 states have internal predecessors, (5605), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:46,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2889 states to 2889 states and 5605 transitions. [2022-03-15 15:17:46,428 INFO L78 Accepts]: Start accepts. Automaton has 2889 states and 5605 transitions. Word has length 135 [2022-03-15 15:17:46,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:17:46,429 INFO L470 AbstractCegarLoop]: Abstraction has 2889 states and 5605 transitions. [2022-03-15 15:17:46,429 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:46,429 INFO L276 IsEmpty]: Start isEmpty. Operand 2889 states and 5605 transitions. [2022-03-15 15:17:46,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:17:46,430 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:17:46,430 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:17:46,430 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable252 [2022-03-15 15:17:46,430 INFO L402 AbstractCegarLoop]: === Iteration 254 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:17:46,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:17:46,430 INFO L85 PathProgramCache]: Analyzing trace with hash 1506633033, now seen corresponding path program 108 times [2022-03-15 15:17:46,430 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:17:46,431 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1109834812] [2022-03-15 15:17:46,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:17:46,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:17:46,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:17:46,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:17:46,681 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:17:46,681 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1109834812] [2022-03-15 15:17:46,682 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1109834812] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:17:46,682 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:17:46,682 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:17:46,682 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [951330835] [2022-03-15 15:17:46,682 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:17:46,682 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:17:46,682 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:17:46,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:17:46,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:17:46,682 INFO L87 Difference]: Start difference. First operand 2889 states and 5605 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:49,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:17:49,160 INFO L93 Difference]: Finished difference Result 6221 states and 11953 transitions. [2022-03-15 15:17:49,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-15 15:17:49,161 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:17:49,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:17:49,167 INFO L225 Difference]: With dead ends: 6221 [2022-03-15 15:17:49,168 INFO L226 Difference]: Without dead ends: 6221 [2022-03-15 15:17:49,168 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1292 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=748, Invalid=3944, Unknown=0, NotChecked=0, Total=4692 [2022-03-15 15:17:49,168 INFO L933 BasicCegarLoop]: 343 mSDtfsCounter, 1798 mSDsluCounter, 3778 mSDsCounter, 0 mSdLazyCounter, 3847 mSolverCounterSat, 275 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1798 SdHoareTripleChecker+Valid, 4117 SdHoareTripleChecker+Invalid, 4122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 275 IncrementalHoareTripleChecker+Valid, 3847 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:17:49,168 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1798 Valid, 4117 Invalid, 4122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [275 Valid, 3847 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:17:49,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6221 states. [2022-03-15 15:17:49,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6221 to 2887. [2022-03-15 15:17:49,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2887 states, 2877 states have (on average 1.9468196037539103) internal successors, (5601), 2886 states have internal predecessors, (5601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:49,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2887 states to 2887 states and 5601 transitions. [2022-03-15 15:17:49,205 INFO L78 Accepts]: Start accepts. Automaton has 2887 states and 5601 transitions. Word has length 135 [2022-03-15 15:17:49,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:17:49,205 INFO L470 AbstractCegarLoop]: Abstraction has 2887 states and 5601 transitions. [2022-03-15 15:17:49,205 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:49,205 INFO L276 IsEmpty]: Start isEmpty. Operand 2887 states and 5601 transitions. [2022-03-15 15:17:49,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:17:49,206 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:17:49,206 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:17:49,206 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable253 [2022-03-15 15:17:49,206 INFO L402 AbstractCegarLoop]: === Iteration 255 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:17:49,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:17:49,206 INFO L85 PathProgramCache]: Analyzing trace with hash -2025197739, now seen corresponding path program 109 times [2022-03-15 15:17:49,206 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:17:49,207 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1926410302] [2022-03-15 15:17:49,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:17:49,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:17:49,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:17:49,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:17:49,459 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:17:49,459 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1926410302] [2022-03-15 15:17:49,459 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1926410302] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:17:49,459 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:17:49,459 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:17:49,459 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [917576802] [2022-03-15 15:17:49,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:17:49,460 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:17:49,460 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:17:49,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:17:49,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:17:49,460 INFO L87 Difference]: Start difference. First operand 2887 states and 5601 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:52,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:17:52,028 INFO L93 Difference]: Finished difference Result 6301 states and 12113 transitions. [2022-03-15 15:17:52,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-15 15:17:52,028 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:17:52,028 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:17:52,035 INFO L225 Difference]: With dead ends: 6301 [2022-03-15 15:17:52,035 INFO L226 Difference]: Without dead ends: 6301 [2022-03-15 15:17:52,035 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1295 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=740, Invalid=3952, Unknown=0, NotChecked=0, Total=4692 [2022-03-15 15:17:52,035 INFO L933 BasicCegarLoop]: 328 mSDtfsCounter, 1990 mSDsluCounter, 4010 mSDsCounter, 0 mSdLazyCounter, 4095 mSolverCounterSat, 290 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1990 SdHoareTripleChecker+Valid, 4334 SdHoareTripleChecker+Invalid, 4385 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 290 IncrementalHoareTripleChecker+Valid, 4095 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:17:52,035 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1990 Valid, 4334 Invalid, 4385 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [290 Valid, 4095 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-15 15:17:52,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6301 states. [2022-03-15 15:17:52,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6301 to 2885. [2022-03-15 15:17:52,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2885 states, 2875 states have (on average 1.9467826086956521) internal successors, (5597), 2884 states have internal predecessors, (5597), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:52,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2885 states to 2885 states and 5597 transitions. [2022-03-15 15:17:52,074 INFO L78 Accepts]: Start accepts. Automaton has 2885 states and 5597 transitions. Word has length 135 [2022-03-15 15:17:52,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:17:52,074 INFO L470 AbstractCegarLoop]: Abstraction has 2885 states and 5597 transitions. [2022-03-15 15:17:52,074 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:52,074 INFO L276 IsEmpty]: Start isEmpty. Operand 2885 states and 5597 transitions. [2022-03-15 15:17:52,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:17:52,075 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:17:52,075 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:17:52,075 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable254 [2022-03-15 15:17:52,076 INFO L402 AbstractCegarLoop]: === Iteration 256 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:17:52,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:17:52,076 INFO L85 PathProgramCache]: Analyzing trace with hash -897774853, now seen corresponding path program 110 times [2022-03-15 15:17:52,076 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:17:52,076 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1548197992] [2022-03-15 15:17:52,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:17:52,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:17:52,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:17:52,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:17:52,318 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:17:52,318 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1548197992] [2022-03-15 15:17:52,318 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1548197992] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:17:52,319 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:17:52,319 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:17:52,319 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [285279719] [2022-03-15 15:17:52,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:17:52,319 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:17:52,319 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:17:52,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:17:52,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:17:52,320 INFO L87 Difference]: Start difference. First operand 2885 states and 5597 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:54,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:17:54,556 INFO L93 Difference]: Finished difference Result 6365 states and 12241 transitions. [2022-03-15 15:17:54,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-15 15:17:54,557 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:17:54,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:17:54,566 INFO L225 Difference]: With dead ends: 6365 [2022-03-15 15:17:54,566 INFO L226 Difference]: Without dead ends: 6365 [2022-03-15 15:17:54,566 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1300 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=734, Invalid=3958, Unknown=0, NotChecked=0, Total=4692 [2022-03-15 15:17:54,567 INFO L933 BasicCegarLoop]: 324 mSDtfsCounter, 2017 mSDsluCounter, 3480 mSDsCounter, 0 mSdLazyCounter, 3372 mSolverCounterSat, 270 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2017 SdHoareTripleChecker+Valid, 3800 SdHoareTripleChecker+Invalid, 3642 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 270 IncrementalHoareTripleChecker+Valid, 3372 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:17:54,567 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2017 Valid, 3800 Invalid, 3642 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [270 Valid, 3372 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:17:54,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6365 states. [2022-03-15 15:17:54,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6365 to 2875. [2022-03-15 15:17:54,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2875 states, 2865 states have (on average 1.9465968586387434) internal successors, (5577), 2874 states have internal predecessors, (5577), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:54,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2875 states to 2875 states and 5577 transitions. [2022-03-15 15:17:54,610 INFO L78 Accepts]: Start accepts. Automaton has 2875 states and 5577 transitions. Word has length 135 [2022-03-15 15:17:54,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:17:54,610 INFO L470 AbstractCegarLoop]: Abstraction has 2875 states and 5577 transitions. [2022-03-15 15:17:54,610 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:54,610 INFO L276 IsEmpty]: Start isEmpty. Operand 2875 states and 5577 transitions. [2022-03-15 15:17:54,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:17:54,611 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:17:54,611 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:17:54,611 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable255 [2022-03-15 15:17:54,611 INFO L402 AbstractCegarLoop]: === Iteration 257 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:17:54,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:17:54,612 INFO L85 PathProgramCache]: Analyzing trace with hash 1022445761, now seen corresponding path program 111 times [2022-03-15 15:17:54,612 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:17:54,612 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [979446113] [2022-03-15 15:17:54,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:17:54,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:17:54,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:17:54,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:17:54,871 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:17:54,871 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [979446113] [2022-03-15 15:17:54,871 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [979446113] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:17:54,871 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:17:54,871 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:17:54,871 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [672596063] [2022-03-15 15:17:54,871 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:17:54,872 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:17:54,872 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:17:54,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:17:54,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:17:54,872 INFO L87 Difference]: Start difference. First operand 2875 states and 5577 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:57,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:17:57,158 INFO L93 Difference]: Finished difference Result 6145 states and 11804 transitions. [2022-03-15 15:17:57,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-15 15:17:57,158 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:17:57,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:17:57,165 INFO L225 Difference]: With dead ends: 6145 [2022-03-15 15:17:57,165 INFO L226 Difference]: Without dead ends: 6145 [2022-03-15 15:17:57,166 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1111 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=743, Invalid=3547, Unknown=0, NotChecked=0, Total=4290 [2022-03-15 15:17:57,166 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 1926 mSDsluCounter, 3503 mSDsCounter, 0 mSdLazyCounter, 3405 mSolverCounterSat, 328 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1926 SdHoareTripleChecker+Valid, 3830 SdHoareTripleChecker+Invalid, 3733 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 328 IncrementalHoareTripleChecker+Valid, 3405 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:17:57,166 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1926 Valid, 3830 Invalid, 3733 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [328 Valid, 3405 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:17:57,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6145 states. [2022-03-15 15:17:57,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6145 to 2887. [2022-03-15 15:17:57,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2887 states, 2877 states have (on average 1.9468196037539103) internal successors, (5601), 2886 states have internal predecessors, (5601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:57,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2887 states to 2887 states and 5601 transitions. [2022-03-15 15:17:57,205 INFO L78 Accepts]: Start accepts. Automaton has 2887 states and 5601 transitions. Word has length 135 [2022-03-15 15:17:57,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:17:57,205 INFO L470 AbstractCegarLoop]: Abstraction has 2887 states and 5601 transitions. [2022-03-15 15:17:57,205 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:57,205 INFO L276 IsEmpty]: Start isEmpty. Operand 2887 states and 5601 transitions. [2022-03-15 15:17:57,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:17:57,206 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:17:57,206 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:17:57,206 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable256 [2022-03-15 15:17:57,206 INFO L402 AbstractCegarLoop]: === Iteration 258 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:17:57,206 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:17:57,206 INFO L85 PathProgramCache]: Analyzing trace with hash 988846533, now seen corresponding path program 112 times [2022-03-15 15:17:57,207 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:17:57,207 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [861679066] [2022-03-15 15:17:57,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:17:57,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:17:57,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:17:57,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:17:57,467 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:17:57,467 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [861679066] [2022-03-15 15:17:57,467 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [861679066] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:17:57,467 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:17:57,467 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:17:57,467 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [374977160] [2022-03-15 15:17:57,467 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:17:57,467 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:17:57,467 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:17:57,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:17:57,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:17:57,468 INFO L87 Difference]: Start difference. First operand 2887 states and 5601 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:59,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:17:59,937 INFO L93 Difference]: Finished difference Result 6228 states and 11966 transitions. [2022-03-15 15:17:59,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-15 15:17:59,937 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:17:59,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:17:59,945 INFO L225 Difference]: With dead ends: 6228 [2022-03-15 15:17:59,946 INFO L226 Difference]: Without dead ends: 6228 [2022-03-15 15:17:59,946 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1302 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=827, Invalid=4003, Unknown=0, NotChecked=0, Total=4830 [2022-03-15 15:17:59,946 INFO L933 BasicCegarLoop]: 334 mSDtfsCounter, 2128 mSDsluCounter, 3514 mSDsCounter, 0 mSdLazyCounter, 3461 mSolverCounterSat, 399 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2128 SdHoareTripleChecker+Valid, 3844 SdHoareTripleChecker+Invalid, 3860 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 399 IncrementalHoareTripleChecker+Valid, 3461 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:17:59,946 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2128 Valid, 3844 Invalid, 3860 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [399 Valid, 3461 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:17:59,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6228 states. [2022-03-15 15:17:59,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6228 to 2889. [2022-03-15 15:17:59,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2889 states, 2879 states have (on average 1.9468565474122959) internal successors, (5605), 2888 states have internal predecessors, (5605), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:59,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2889 states to 2889 states and 5605 transitions. [2022-03-15 15:17:59,985 INFO L78 Accepts]: Start accepts. Automaton has 2889 states and 5605 transitions. Word has length 135 [2022-03-15 15:17:59,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:17:59,985 INFO L470 AbstractCegarLoop]: Abstraction has 2889 states and 5605 transitions. [2022-03-15 15:17:59,985 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:17:59,985 INFO L276 IsEmpty]: Start isEmpty. Operand 2889 states and 5605 transitions. [2022-03-15 15:17:59,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:17:59,986 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:17:59,986 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:17:59,986 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable257 [2022-03-15 15:17:59,986 INFO L402 AbstractCegarLoop]: === Iteration 259 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:17:59,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:17:59,987 INFO L85 PathProgramCache]: Analyzing trace with hash -247033561, now seen corresponding path program 113 times [2022-03-15 15:17:59,987 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:17:59,987 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435191678] [2022-03-15 15:17:59,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:17:59,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:18:00,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:18:00,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:18:00,243 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:18:00,243 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1435191678] [2022-03-15 15:18:00,243 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1435191678] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:18:00,243 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:18:00,243 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:18:00,243 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [932746337] [2022-03-15 15:18:00,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:18:00,243 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:18:00,243 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:18:00,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:18:00,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:18:00,243 INFO L87 Difference]: Start difference. First operand 2889 states and 5605 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:02,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:18:02,724 INFO L93 Difference]: Finished difference Result 6267 states and 12043 transitions. [2022-03-15 15:18:02,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-15 15:18:02,724 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:18:02,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:18:02,732 INFO L225 Difference]: With dead ends: 6267 [2022-03-15 15:18:02,732 INFO L226 Difference]: Without dead ends: 6267 [2022-03-15 15:18:02,732 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1305 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=820, Invalid=4010, Unknown=0, NotChecked=0, Total=4830 [2022-03-15 15:18:02,732 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 2109 mSDsluCounter, 3601 mSDsCounter, 0 mSdLazyCounter, 3614 mSolverCounterSat, 419 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2109 SdHoareTripleChecker+Valid, 3944 SdHoareTripleChecker+Invalid, 4033 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 419 IncrementalHoareTripleChecker+Valid, 3614 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-15 15:18:02,732 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2109 Valid, 3944 Invalid, 4033 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [419 Valid, 3614 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-15 15:18:02,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6267 states. [2022-03-15 15:18:02,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6267 to 2883. [2022-03-15 15:18:02,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2883 states, 2873 states have (on average 1.9467455621301775) internal successors, (5593), 2882 states have internal predecessors, (5593), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:02,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2883 states to 2883 states and 5593 transitions. [2022-03-15 15:18:02,766 INFO L78 Accepts]: Start accepts. Automaton has 2883 states and 5593 transitions. Word has length 135 [2022-03-15 15:18:02,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:18:02,766 INFO L470 AbstractCegarLoop]: Abstraction has 2883 states and 5593 transitions. [2022-03-15 15:18:02,766 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:02,766 INFO L276 IsEmpty]: Start isEmpty. Operand 2883 states and 5593 transitions. [2022-03-15 15:18:02,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:18:02,767 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:18:02,767 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:18:02,767 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable258 [2022-03-15 15:18:02,767 INFO L402 AbstractCegarLoop]: === Iteration 260 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:18:02,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:18:02,767 INFO L85 PathProgramCache]: Analyzing trace with hash 996723861, now seen corresponding path program 114 times [2022-03-15 15:18:02,767 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:18:02,767 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379592770] [2022-03-15 15:18:02,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:18:02,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:18:02,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:18:03,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:18:03,022 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:18:03,022 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1379592770] [2022-03-15 15:18:03,022 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1379592770] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:18:03,022 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:18:03,022 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:18:03,022 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [630235587] [2022-03-15 15:18:03,022 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:18:03,022 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:18:03,022 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:18:03,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:18:03,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:18:03,022 INFO L87 Difference]: Start difference. First operand 2883 states and 5593 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:05,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:18:05,362 INFO L93 Difference]: Finished difference Result 6209 states and 11928 transitions. [2022-03-15 15:18:05,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-15 15:18:05,362 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:18:05,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:18:05,369 INFO L225 Difference]: With dead ends: 6209 [2022-03-15 15:18:05,369 INFO L226 Difference]: Without dead ends: 6209 [2022-03-15 15:18:05,370 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1266 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=786, Invalid=3906, Unknown=0, NotChecked=0, Total=4692 [2022-03-15 15:18:05,370 INFO L933 BasicCegarLoop]: 304 mSDtfsCounter, 1920 mSDsluCounter, 3508 mSDsCounter, 0 mSdLazyCounter, 3399 mSolverCounterSat, 312 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1920 SdHoareTripleChecker+Valid, 3808 SdHoareTripleChecker+Invalid, 3711 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 312 IncrementalHoareTripleChecker+Valid, 3399 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:18:05,370 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1920 Valid, 3808 Invalid, 3711 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [312 Valid, 3399 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:18:05,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6209 states. [2022-03-15 15:18:05,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6209 to 2887. [2022-03-15 15:18:05,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2887 states, 2877 states have (on average 1.9468196037539103) internal successors, (5601), 2886 states have internal predecessors, (5601), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:05,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2887 states to 2887 states and 5601 transitions. [2022-03-15 15:18:05,405 INFO L78 Accepts]: Start accepts. Automaton has 2887 states and 5601 transitions. Word has length 135 [2022-03-15 15:18:05,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:18:05,406 INFO L470 AbstractCegarLoop]: Abstraction has 2887 states and 5601 transitions. [2022-03-15 15:18:05,406 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:05,406 INFO L276 IsEmpty]: Start isEmpty. Operand 2887 states and 5601 transitions. [2022-03-15 15:18:05,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:18:05,406 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:18:05,407 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:18:05,407 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable259 [2022-03-15 15:18:05,407 INFO L402 AbstractCegarLoop]: === Iteration 261 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:18:05,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:18:05,407 INFO L85 PathProgramCache]: Analyzing trace with hash -239156233, now seen corresponding path program 115 times [2022-03-15 15:18:05,407 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:18:05,407 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1726509994] [2022-03-15 15:18:05,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:18:05,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:18:05,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:18:05,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:18:05,675 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:18:05,675 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1726509994] [2022-03-15 15:18:05,675 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1726509994] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:18:05,675 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:18:05,675 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:18:05,675 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1270525963] [2022-03-15 15:18:05,676 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:18:05,676 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:18:05,676 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:18:05,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:18:05,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:18:05,676 INFO L87 Difference]: Start difference. First operand 2887 states and 5601 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:08,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:18:08,245 INFO L93 Difference]: Finished difference Result 6329 states and 12163 transitions. [2022-03-15 15:18:08,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-15 15:18:08,246 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:18:08,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:18:08,253 INFO L225 Difference]: With dead ends: 6329 [2022-03-15 15:18:08,253 INFO L226 Difference]: Without dead ends: 6329 [2022-03-15 15:18:08,253 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1364 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=828, Invalid=4142, Unknown=0, NotChecked=0, Total=4970 [2022-03-15 15:18:08,254 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 1718 mSDsluCounter, 3865 mSDsCounter, 0 mSdLazyCounter, 3869 mSolverCounterSat, 325 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1718 SdHoareTripleChecker+Valid, 4178 SdHoareTripleChecker+Invalid, 4194 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 325 IncrementalHoareTripleChecker+Valid, 3869 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:18:08,254 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1718 Valid, 4178 Invalid, 4194 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [325 Valid, 3869 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-15 15:18:08,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6329 states. [2022-03-15 15:18:08,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6329 to 2885. [2022-03-15 15:18:08,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2885 states, 2875 states have (on average 1.9467826086956521) internal successors, (5597), 2884 states have internal predecessors, (5597), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:08,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2885 states to 2885 states and 5597 transitions. [2022-03-15 15:18:08,287 INFO L78 Accepts]: Start accepts. Automaton has 2885 states and 5597 transitions. Word has length 135 [2022-03-15 15:18:08,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:18:08,287 INFO L470 AbstractCegarLoop]: Abstraction has 2885 states and 5597 transitions. [2022-03-15 15:18:08,287 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:08,287 INFO L276 IsEmpty]: Start isEmpty. Operand 2885 states and 5597 transitions. [2022-03-15 15:18:08,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:18:08,288 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:18:08,288 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:18:08,288 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable260 [2022-03-15 15:18:08,288 INFO L402 AbstractCegarLoop]: === Iteration 262 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:18:08,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:18:08,297 INFO L85 PathProgramCache]: Analyzing trace with hash 1961673557, now seen corresponding path program 116 times [2022-03-15 15:18:08,298 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:18:08,298 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [539243766] [2022-03-15 15:18:08,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:18:08,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:18:08,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:18:08,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:18:08,546 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:18:08,546 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [539243766] [2022-03-15 15:18:08,547 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [539243766] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:18:08,547 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:18:08,547 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:18:08,547 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040261390] [2022-03-15 15:18:08,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:18:08,547 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:18:08,547 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:18:08,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:18:08,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:18:08,547 INFO L87 Difference]: Start difference. First operand 2885 states and 5597 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:10,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:18:10,965 INFO L93 Difference]: Finished difference Result 6349 states and 12207 transitions. [2022-03-15 15:18:10,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-15 15:18:10,965 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:18:10,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:18:10,973 INFO L225 Difference]: With dead ends: 6349 [2022-03-15 15:18:10,973 INFO L226 Difference]: Without dead ends: 6349 [2022-03-15 15:18:10,974 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1270 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=774, Invalid=3918, Unknown=0, NotChecked=0, Total=4692 [2022-03-15 15:18:10,974 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 1656 mSDsluCounter, 3680 mSDsCounter, 0 mSdLazyCounter, 3679 mSolverCounterSat, 293 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1656 SdHoareTripleChecker+Valid, 4009 SdHoareTripleChecker+Invalid, 3972 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 293 IncrementalHoareTripleChecker+Valid, 3679 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:18:10,974 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1656 Valid, 4009 Invalid, 3972 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [293 Valid, 3679 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:18:10,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6349 states. [2022-03-15 15:18:11,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6349 to 2879. [2022-03-15 15:18:11,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2879 states, 2869 states have (on average 1.9466713140467062) internal successors, (5585), 2878 states have internal predecessors, (5585), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:11,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2879 states to 2879 states and 5585 transitions. [2022-03-15 15:18:11,028 INFO L78 Accepts]: Start accepts. Automaton has 2879 states and 5585 transitions. Word has length 135 [2022-03-15 15:18:11,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:18:11,028 INFO L470 AbstractCegarLoop]: Abstraction has 2879 states and 5585 transitions. [2022-03-15 15:18:11,028 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:11,028 INFO L276 IsEmpty]: Start isEmpty. Operand 2879 states and 5585 transitions. [2022-03-15 15:18:11,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:18:11,029 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:18:11,029 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:18:11,029 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable261 [2022-03-15 15:18:11,029 INFO L402 AbstractCegarLoop]: === Iteration 263 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:18:11,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:18:11,030 INFO L85 PathProgramCache]: Analyzing trace with hash 1024267127, now seen corresponding path program 117 times [2022-03-15 15:18:11,030 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:18:11,030 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178908367] [2022-03-15 15:18:11,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:18:11,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:18:11,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:18:11,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:18:11,282 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:18:11,282 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [178908367] [2022-03-15 15:18:11,282 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [178908367] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:18:11,282 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:18:11,282 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:18:11,282 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1296208874] [2022-03-15 15:18:11,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:18:11,283 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:18:11,283 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:18:11,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:18:11,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:18:11,283 INFO L87 Difference]: Start difference. First operand 2879 states and 5585 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:13,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:18:13,493 INFO L93 Difference]: Finished difference Result 6197 states and 11904 transitions. [2022-03-15 15:18:13,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-15 15:18:13,493 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:18:13,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:18:13,500 INFO L225 Difference]: With dead ends: 6197 [2022-03-15 15:18:13,500 INFO L226 Difference]: Without dead ends: 6197 [2022-03-15 15:18:13,501 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1228 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=751, Invalid=3805, Unknown=0, NotChecked=0, Total=4556 [2022-03-15 15:18:13,501 INFO L933 BasicCegarLoop]: 284 mSDtfsCounter, 1889 mSDsluCounter, 3217 mSDsCounter, 0 mSdLazyCounter, 3030 mSolverCounterSat, 299 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1889 SdHoareTripleChecker+Valid, 3497 SdHoareTripleChecker+Invalid, 3329 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 299 IncrementalHoareTripleChecker+Valid, 3030 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:18:13,501 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1889 Valid, 3497 Invalid, 3329 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [299 Valid, 3030 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:18:13,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6197 states. [2022-03-15 15:18:13,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6197 to 2885. [2022-03-15 15:18:13,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2885 states, 2875 states have (on average 1.9467826086956521) internal successors, (5597), 2884 states have internal predecessors, (5597), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:13,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2885 states to 2885 states and 5597 transitions. [2022-03-15 15:18:13,552 INFO L78 Accepts]: Start accepts. Automaton has 2885 states and 5597 transitions. Word has length 135 [2022-03-15 15:18:13,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:18:13,552 INFO L470 AbstractCegarLoop]: Abstraction has 2885 states and 5597 transitions. [2022-03-15 15:18:13,552 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:13,552 INFO L276 IsEmpty]: Start isEmpty. Operand 2885 states and 5597 transitions. [2022-03-15 15:18:13,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:18:13,553 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:18:13,553 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:18:13,553 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable262 [2022-03-15 15:18:13,553 INFO L402 AbstractCegarLoop]: === Iteration 264 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:18:13,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:18:13,554 INFO L85 PathProgramCache]: Analyzing trace with hash -211612967, now seen corresponding path program 118 times [2022-03-15 15:18:13,554 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:18:13,554 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [791285780] [2022-03-15 15:18:13,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:18:13,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:18:13,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:18:13,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:18:13,805 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:18:13,805 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [791285780] [2022-03-15 15:18:13,805 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [791285780] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:18:13,805 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:18:13,806 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:18:13,806 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [672815021] [2022-03-15 15:18:13,806 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:18:13,806 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:18:13,806 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:18:13,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:18:13,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:18:13,806 INFO L87 Difference]: Start difference. First operand 2885 states and 5597 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:16,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:18:16,075 INFO L93 Difference]: Finished difference Result 6317 states and 12139 transitions. [2022-03-15 15:18:16,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-15 15:18:16,075 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:18:16,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:18:16,082 INFO L225 Difference]: With dead ends: 6317 [2022-03-15 15:18:16,082 INFO L226 Difference]: Without dead ends: 6317 [2022-03-15 15:18:16,083 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1325 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=792, Invalid=4038, Unknown=0, NotChecked=0, Total=4830 [2022-03-15 15:18:16,083 INFO L933 BasicCegarLoop]: 297 mSDtfsCounter, 1908 mSDsluCounter, 3348 mSDsCounter, 0 mSdLazyCounter, 3189 mSolverCounterSat, 325 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1908 SdHoareTripleChecker+Valid, 3641 SdHoareTripleChecker+Invalid, 3514 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 325 IncrementalHoareTripleChecker+Valid, 3189 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:18:16,083 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1908 Valid, 3641 Invalid, 3514 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [325 Valid, 3189 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:18:16,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6317 states. [2022-03-15 15:18:16,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6317 to 2883. [2022-03-15 15:18:16,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2883 states, 2873 states have (on average 1.9467455621301775) internal successors, (5593), 2882 states have internal predecessors, (5593), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:16,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2883 states to 2883 states and 5593 transitions. [2022-03-15 15:18:16,113 INFO L78 Accepts]: Start accepts. Automaton has 2883 states and 5593 transitions. Word has length 135 [2022-03-15 15:18:16,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:18:16,113 INFO L470 AbstractCegarLoop]: Abstraction has 2883 states and 5593 transitions. [2022-03-15 15:18:16,113 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:16,114 INFO L276 IsEmpty]: Start isEmpty. Operand 2883 states and 5593 transitions. [2022-03-15 15:18:16,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:18:16,114 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:18:16,114 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:18:16,115 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable263 [2022-03-15 15:18:16,115 INFO L402 AbstractCegarLoop]: === Iteration 265 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:18:16,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:18:16,115 INFO L85 PathProgramCache]: Analyzing trace with hash 1989216823, now seen corresponding path program 119 times [2022-03-15 15:18:16,115 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:18:16,115 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1167983706] [2022-03-15 15:18:16,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:18:16,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:18:16,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:18:16,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:18:16,357 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:18:16,357 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1167983706] [2022-03-15 15:18:16,357 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1167983706] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:18:16,357 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:18:16,357 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:18:16,357 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [57353511] [2022-03-15 15:18:16,357 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:18:16,358 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:18:16,358 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:18:16,358 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:18:16,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:18:16,358 INFO L87 Difference]: Start difference. First operand 2883 states and 5593 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:18,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:18:18,751 INFO L93 Difference]: Finished difference Result 6397 states and 12299 transitions. [2022-03-15 15:18:18,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-15 15:18:18,752 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:18:18,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:18:18,759 INFO L225 Difference]: With dead ends: 6397 [2022-03-15 15:18:18,759 INFO L226 Difference]: Without dead ends: 6397 [2022-03-15 15:18:18,759 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1329 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=785, Invalid=4045, Unknown=0, NotChecked=0, Total=4830 [2022-03-15 15:18:18,759 INFO L933 BasicCegarLoop]: 313 mSDtfsCounter, 1707 mSDsluCounter, 3627 mSDsCounter, 0 mSdLazyCounter, 3498 mSolverCounterSat, 353 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1707 SdHoareTripleChecker+Valid, 3936 SdHoareTripleChecker+Invalid, 3851 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 353 IncrementalHoareTripleChecker+Valid, 3498 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:18:18,759 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1707 Valid, 3936 Invalid, 3851 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [353 Valid, 3498 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:18:18,764 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6397 states. [2022-03-15 15:18:18,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6397 to 2881. [2022-03-15 15:18:18,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2881 states, 2871 states have (on average 1.9467084639498433) internal successors, (5589), 2880 states have internal predecessors, (5589), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:18,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2881 states to 2881 states and 5589 transitions. [2022-03-15 15:18:18,792 INFO L78 Accepts]: Start accepts. Automaton has 2881 states and 5589 transitions. Word has length 135 [2022-03-15 15:18:18,792 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:18:18,792 INFO L470 AbstractCegarLoop]: Abstraction has 2881 states and 5589 transitions. [2022-03-15 15:18:18,792 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:18,792 INFO L276 IsEmpty]: Start isEmpty. Operand 2881 states and 5589 transitions. [2022-03-15 15:18:18,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:18:18,793 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:18:18,793 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:18:18,793 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable264 [2022-03-15 15:18:18,793 INFO L402 AbstractCegarLoop]: === Iteration 266 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:18:18,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:18:18,794 INFO L85 PathProgramCache]: Analyzing trace with hash 2096069849, now seen corresponding path program 120 times [2022-03-15 15:18:18,794 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:18:18,794 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [594933226] [2022-03-15 15:18:18,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:18:18,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:18:18,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:18:19,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:18:19,037 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:18:19,037 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [594933226] [2022-03-15 15:18:19,037 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [594933226] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:18:19,037 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:18:19,037 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:18:19,037 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059293650] [2022-03-15 15:18:19,037 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:18:19,037 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:18:19,037 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:18:19,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:18:19,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:18:19,037 INFO L87 Difference]: Start difference. First operand 2881 states and 5589 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:21,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:18:21,736 INFO L93 Difference]: Finished difference Result 6407 states and 12323 transitions. [2022-03-15 15:18:21,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-15 15:18:21,736 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:18:21,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:18:21,743 INFO L225 Difference]: With dead ends: 6407 [2022-03-15 15:18:21,743 INFO L226 Difference]: Without dead ends: 6407 [2022-03-15 15:18:21,744 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1234 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=734, Invalid=3822, Unknown=0, NotChecked=0, Total=4556 [2022-03-15 15:18:21,744 INFO L933 BasicCegarLoop]: 325 mSDtfsCounter, 1580 mSDsluCounter, 4332 mSDsCounter, 0 mSdLazyCounter, 4422 mSolverCounterSat, 284 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1580 SdHoareTripleChecker+Valid, 4653 SdHoareTripleChecker+Invalid, 4706 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 284 IncrementalHoareTripleChecker+Valid, 4422 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:18:21,744 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1580 Valid, 4653 Invalid, 4706 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [284 Valid, 4422 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-15 15:18:21,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6407 states. [2022-03-15 15:18:21,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6407 to 2859. [2022-03-15 15:18:21,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2859 states, 2849 states have (on average 1.9462969462969464) internal successors, (5545), 2858 states have internal predecessors, (5545), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:21,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2859 states to 2859 states and 5545 transitions. [2022-03-15 15:18:21,778 INFO L78 Accepts]: Start accepts. Automaton has 2859 states and 5545 transitions. Word has length 135 [2022-03-15 15:18:21,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:18:21,779 INFO L470 AbstractCegarLoop]: Abstraction has 2859 states and 5545 transitions. [2022-03-15 15:18:21,779 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:21,779 INFO L276 IsEmpty]: Start isEmpty. Operand 2859 states and 5545 transitions. [2022-03-15 15:18:21,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:18:21,780 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:18:21,780 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:18:21,780 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable265 [2022-03-15 15:18:21,780 INFO L402 AbstractCegarLoop]: === Iteration 267 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:18:21,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:18:21,780 INFO L85 PathProgramCache]: Analyzing trace with hash -349953583, now seen corresponding path program 121 times [2022-03-15 15:18:21,780 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:18:21,780 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1562471319] [2022-03-15 15:18:21,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:18:21,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:18:21,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:18:22,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:18:22,041 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:18:22,041 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1562471319] [2022-03-15 15:18:22,041 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1562471319] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:18:22,041 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:18:22,041 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:18:22,041 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1047578997] [2022-03-15 15:18:22,041 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:18:22,041 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:18:22,041 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:18:22,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:18:22,042 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:18:22,042 INFO L87 Difference]: Start difference. First operand 2859 states and 5545 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:23,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:18:23,629 INFO L93 Difference]: Finished difference Result 4622 states and 8893 transitions. [2022-03-15 15:18:23,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-15 15:18:23,630 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:18:23,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:18:23,635 INFO L225 Difference]: With dead ends: 4622 [2022-03-15 15:18:23,635 INFO L226 Difference]: Without dead ends: 4622 [2022-03-15 15:18:23,635 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 816 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=582, Invalid=2840, Unknown=0, NotChecked=0, Total=3422 [2022-03-15 15:18:23,635 INFO L933 BasicCegarLoop]: 273 mSDtfsCounter, 1387 mSDsluCounter, 2804 mSDsCounter, 0 mSdLazyCounter, 2011 mSolverCounterSat, 298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1387 SdHoareTripleChecker+Valid, 3073 SdHoareTripleChecker+Invalid, 2309 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 298 IncrementalHoareTripleChecker+Valid, 2011 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:18:23,635 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1387 Valid, 3073 Invalid, 2309 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 2011 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:18:23,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4622 states. [2022-03-15 15:18:23,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4622 to 2872. [2022-03-15 15:18:23,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2872 states, 2862 states have (on average 1.9465408805031446) internal successors, (5571), 2871 states have internal predecessors, (5571), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:23,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2872 states to 2872 states and 5571 transitions. [2022-03-15 15:18:23,667 INFO L78 Accepts]: Start accepts. Automaton has 2872 states and 5571 transitions. Word has length 135 [2022-03-15 15:18:23,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:18:23,667 INFO L470 AbstractCegarLoop]: Abstraction has 2872 states and 5571 transitions. [2022-03-15 15:18:23,667 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:23,667 INFO L276 IsEmpty]: Start isEmpty. Operand 2872 states and 5571 transitions. [2022-03-15 15:18:23,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:18:23,668 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:18:23,668 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:18:23,668 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable266 [2022-03-15 15:18:23,668 INFO L402 AbstractCegarLoop]: === Iteration 268 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:18:23,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:18:23,668 INFO L85 PathProgramCache]: Analyzing trace with hash 1258897459, now seen corresponding path program 122 times [2022-03-15 15:18:23,668 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:18:23,668 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [809673819] [2022-03-15 15:18:23,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:18:23,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:18:23,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:18:23,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:18:23,929 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:18:23,929 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [809673819] [2022-03-15 15:18:23,929 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [809673819] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:18:23,929 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:18:23,929 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:18:23,929 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824480329] [2022-03-15 15:18:23,929 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:18:23,929 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:18:23,929 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:18:23,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:18:23,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:18:23,930 INFO L87 Difference]: Start difference. First operand 2872 states and 5571 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:25,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:18:25,651 INFO L93 Difference]: Finished difference Result 4705 states and 9055 transitions. [2022-03-15 15:18:25,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-15 15:18:25,652 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:18:25,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:18:25,657 INFO L225 Difference]: With dead ends: 4705 [2022-03-15 15:18:25,657 INFO L226 Difference]: Without dead ends: 4705 [2022-03-15 15:18:25,658 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 985 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=656, Invalid=3250, Unknown=0, NotChecked=0, Total=3906 [2022-03-15 15:18:25,658 INFO L933 BasicCegarLoop]: 272 mSDtfsCounter, 1221 mSDsluCounter, 3033 mSDsCounter, 0 mSdLazyCounter, 2209 mSolverCounterSat, 295 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1221 SdHoareTripleChecker+Valid, 3301 SdHoareTripleChecker+Invalid, 2504 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 295 IncrementalHoareTripleChecker+Valid, 2209 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:18:25,658 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1221 Valid, 3301 Invalid, 2504 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [295 Valid, 2209 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:18:25,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4705 states. [2022-03-15 15:18:25,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4705 to 2874. [2022-03-15 15:18:25,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2874 states, 2864 states have (on average 1.9465782122905029) internal successors, (5575), 2873 states have internal predecessors, (5575), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:25,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2874 states to 2874 states and 5575 transitions. [2022-03-15 15:18:25,703 INFO L78 Accepts]: Start accepts. Automaton has 2874 states and 5575 transitions. Word has length 135 [2022-03-15 15:18:25,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:18:25,703 INFO L470 AbstractCegarLoop]: Abstraction has 2874 states and 5575 transitions. [2022-03-15 15:18:25,703 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:25,703 INFO L276 IsEmpty]: Start isEmpty. Operand 2874 states and 5575 transitions. [2022-03-15 15:18:25,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:18:25,704 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:18:25,704 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:18:25,704 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable267 [2022-03-15 15:18:25,704 INFO L402 AbstractCegarLoop]: === Iteration 269 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:18:25,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:18:25,705 INFO L85 PathProgramCache]: Analyzing trace with hash 23017365, now seen corresponding path program 123 times [2022-03-15 15:18:25,705 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:18:25,705 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308779648] [2022-03-15 15:18:25,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:18:25,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:18:25,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:18:25,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:18:25,960 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:18:25,960 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1308779648] [2022-03-15 15:18:25,960 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1308779648] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:18:25,960 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:18:25,960 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:18:25,960 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122390708] [2022-03-15 15:18:25,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:18:25,960 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:18:25,960 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:18:25,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:18:25,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:18:25,960 INFO L87 Difference]: Start difference. First operand 2874 states and 5575 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:27,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:18:27,836 INFO L93 Difference]: Finished difference Result 4744 states and 9132 transitions. [2022-03-15 15:18:27,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-15 15:18:27,836 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:18:27,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:18:27,842 INFO L225 Difference]: With dead ends: 4744 [2022-03-15 15:18:27,842 INFO L226 Difference]: Without dead ends: 4744 [2022-03-15 15:18:27,842 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 988 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=648, Invalid=3258, Unknown=0, NotChecked=0, Total=3906 [2022-03-15 15:18:27,843 INFO L933 BasicCegarLoop]: 285 mSDtfsCounter, 1329 mSDsluCounter, 3314 mSDsCounter, 0 mSdLazyCounter, 2658 mSolverCounterSat, 276 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1329 SdHoareTripleChecker+Valid, 3595 SdHoareTripleChecker+Invalid, 2934 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 276 IncrementalHoareTripleChecker+Valid, 2658 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:18:27,843 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1329 Valid, 3595 Invalid, 2934 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [276 Valid, 2658 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:18:27,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4744 states. [2022-03-15 15:18:27,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4744 to 2868. [2022-03-15 15:18:27,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2868 states, 2858 states have (on average 1.9464660601819455) internal successors, (5563), 2867 states have internal predecessors, (5563), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:27,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2868 states to 2868 states and 5563 transitions. [2022-03-15 15:18:27,873 INFO L78 Accepts]: Start accepts. Automaton has 2868 states and 5563 transitions. Word has length 135 [2022-03-15 15:18:27,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:18:27,874 INFO L470 AbstractCegarLoop]: Abstraction has 2868 states and 5563 transitions. [2022-03-15 15:18:27,874 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:27,874 INFO L276 IsEmpty]: Start isEmpty. Operand 2868 states and 5563 transitions. [2022-03-15 15:18:27,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:18:27,875 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:18:27,875 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:18:27,875 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable268 [2022-03-15 15:18:27,875 INFO L402 AbstractCegarLoop]: === Iteration 270 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:18:27,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:18:27,875 INFO L85 PathProgramCache]: Analyzing trace with hash -1183557487, now seen corresponding path program 124 times [2022-03-15 15:18:27,875 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:18:27,875 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681320499] [2022-03-15 15:18:27,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:18:27,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:18:27,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:18:28,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:18:28,144 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:18:28,144 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1681320499] [2022-03-15 15:18:28,144 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1681320499] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:18:28,144 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:18:28,144 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:18:28,144 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [251893431] [2022-03-15 15:18:28,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:18:28,144 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:18:28,144 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:18:28,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:18:28,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:18:28,144 INFO L87 Difference]: Start difference. First operand 2868 states and 5563 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:29,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:18:29,946 INFO L93 Difference]: Finished difference Result 4686 states and 9017 transitions. [2022-03-15 15:18:29,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-15 15:18:29,946 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:18:29,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:18:29,951 INFO L225 Difference]: With dead ends: 4686 [2022-03-15 15:18:29,951 INFO L226 Difference]: Without dead ends: 4686 [2022-03-15 15:18:29,952 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 957 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=619, Invalid=3163, Unknown=0, NotChecked=0, Total=3782 [2022-03-15 15:18:29,952 INFO L933 BasicCegarLoop]: 273 mSDtfsCounter, 1034 mSDsluCounter, 3242 mSDsCounter, 0 mSdLazyCounter, 2507 mSolverCounterSat, 216 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1034 SdHoareTripleChecker+Valid, 3511 SdHoareTripleChecker+Invalid, 2723 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 216 IncrementalHoareTripleChecker+Valid, 2507 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:18:29,952 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1034 Valid, 3511 Invalid, 2723 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [216 Valid, 2507 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:18:29,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4686 states. [2022-03-15 15:18:29,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4686 to 2872. [2022-03-15 15:18:29,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2872 states, 2862 states have (on average 1.9465408805031446) internal successors, (5571), 2871 states have internal predecessors, (5571), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:29,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2872 states to 2872 states and 5571 transitions. [2022-03-15 15:18:29,983 INFO L78 Accepts]: Start accepts. Automaton has 2872 states and 5571 transitions. Word has length 135 [2022-03-15 15:18:29,983 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:18:29,983 INFO L470 AbstractCegarLoop]: Abstraction has 2872 states and 5571 transitions. [2022-03-15 15:18:29,983 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:29,983 INFO L276 IsEmpty]: Start isEmpty. Operand 2872 states and 5571 transitions. [2022-03-15 15:18:29,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:18:29,984 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:18:29,984 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:18:29,984 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable269 [2022-03-15 15:18:29,984 INFO L402 AbstractCegarLoop]: === Iteration 271 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:18:29,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:18:29,985 INFO L85 PathProgramCache]: Analyzing trace with hash 1875529715, now seen corresponding path program 125 times [2022-03-15 15:18:29,985 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:18:29,985 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1665104225] [2022-03-15 15:18:29,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:18:29,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:18:30,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:18:30,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:18:30,259 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:18:30,259 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1665104225] [2022-03-15 15:18:30,259 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1665104225] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:18:30,259 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:18:30,259 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:18:30,259 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [152798589] [2022-03-15 15:18:30,259 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:18:30,259 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:18:30,259 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:18:30,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:18:30,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=335, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:18:30,260 INFO L87 Difference]: Start difference. First operand 2872 states and 5571 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:32,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:18:32,077 INFO L93 Difference]: Finished difference Result 4806 states and 9252 transitions. [2022-03-15 15:18:32,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-03-15 15:18:32,077 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:18:32,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:18:32,083 INFO L225 Difference]: With dead ends: 4806 [2022-03-15 15:18:32,083 INFO L226 Difference]: Without dead ends: 4806 [2022-03-15 15:18:32,083 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1045 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=654, Invalid=3378, Unknown=0, NotChecked=0, Total=4032 [2022-03-15 15:18:32,084 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 1404 mSDsluCounter, 3091 mSDsCounter, 0 mSdLazyCounter, 2410 mSolverCounterSat, 341 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1404 SdHoareTripleChecker+Valid, 3373 SdHoareTripleChecker+Invalid, 2751 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 341 IncrementalHoareTripleChecker+Valid, 2410 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:18:32,084 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1404 Valid, 3373 Invalid, 2751 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [341 Valid, 2410 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:18:32,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4806 states. [2022-03-15 15:18:32,108 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4806 to 2870. [2022-03-15 15:18:32,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2870 states, 2860 states have (on average 1.9465034965034964) internal successors, (5567), 2869 states have internal predecessors, (5567), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:32,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2870 states to 2870 states and 5567 transitions. [2022-03-15 15:18:32,113 INFO L78 Accepts]: Start accepts. Automaton has 2870 states and 5567 transitions. Word has length 135 [2022-03-15 15:18:32,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:18:32,113 INFO L470 AbstractCegarLoop]: Abstraction has 2870 states and 5567 transitions. [2022-03-15 15:18:32,113 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:32,113 INFO L276 IsEmpty]: Start isEmpty. Operand 2870 states and 5567 transitions. [2022-03-15 15:18:32,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:18:32,114 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:18:32,114 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:18:32,114 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable270 [2022-03-15 15:18:32,114 INFO L402 AbstractCegarLoop]: === Iteration 272 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:18:32,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:18:32,114 INFO L85 PathProgramCache]: Analyzing trace with hash -218607791, now seen corresponding path program 126 times [2022-03-15 15:18:32,114 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:18:32,114 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [612352661] [2022-03-15 15:18:32,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:18:32,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:18:32,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:18:32,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:18:32,369 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:18:32,369 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [612352661] [2022-03-15 15:18:32,369 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [612352661] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:18:32,369 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:18:32,369 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:18:32,369 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [918919131] [2022-03-15 15:18:32,369 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:18:32,369 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:18:32,370 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:18:32,370 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:18:32,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:18:32,370 INFO L87 Difference]: Start difference. First operand 2870 states and 5567 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:34,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:18:34,192 INFO L93 Difference]: Finished difference Result 4826 states and 9296 transitions. [2022-03-15 15:18:34,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-15 15:18:34,193 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:18:34,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:18:34,198 INFO L225 Difference]: With dead ends: 4826 [2022-03-15 15:18:34,199 INFO L226 Difference]: Without dead ends: 4826 [2022-03-15 15:18:34,199 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 962 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=606, Invalid=3176, Unknown=0, NotChecked=0, Total=3782 [2022-03-15 15:18:34,199 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 1247 mSDsluCounter, 3023 mSDsCounter, 0 mSdLazyCounter, 2466 mSolverCounterSat, 346 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1247 SdHoareTripleChecker+Valid, 3319 SdHoareTripleChecker+Invalid, 2812 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 346 IncrementalHoareTripleChecker+Valid, 2466 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:18:34,199 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1247 Valid, 3319 Invalid, 2812 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [346 Valid, 2466 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:18:34,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4826 states. [2022-03-15 15:18:34,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4826 to 2864. [2022-03-15 15:18:34,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2864 states, 2854 states have (on average 1.9463910301331464) internal successors, (5555), 2863 states have internal predecessors, (5555), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:34,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2864 states to 2864 states and 5555 transitions. [2022-03-15 15:18:34,234 INFO L78 Accepts]: Start accepts. Automaton has 2864 states and 5555 transitions. Word has length 135 [2022-03-15 15:18:34,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:18:34,234 INFO L470 AbstractCegarLoop]: Abstraction has 2864 states and 5555 transitions. [2022-03-15 15:18:34,234 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:34,234 INFO L276 IsEmpty]: Start isEmpty. Operand 2864 states and 5555 transitions. [2022-03-15 15:18:34,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:18:34,235 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:18:34,235 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:18:34,235 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable271 [2022-03-15 15:18:34,235 INFO L402 AbstractCegarLoop]: === Iteration 273 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:18:34,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:18:34,236 INFO L85 PathProgramCache]: Analyzing trace with hash 2066760243, now seen corresponding path program 127 times [2022-03-15 15:18:34,236 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:18:34,236 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [636145599] [2022-03-15 15:18:34,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:18:34,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:18:34,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:18:34,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:18:34,496 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:18:34,497 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [636145599] [2022-03-15 15:18:34,497 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [636145599] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:18:34,497 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:18:34,497 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:18:34,497 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143828968] [2022-03-15 15:18:34,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:18:34,497 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:18:34,497 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:18:34,497 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:18:34,497 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:18:34,497 INFO L87 Difference]: Start difference. First operand 2864 states and 5555 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:35,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:18:35,998 INFO L93 Difference]: Finished difference Result 4620 states and 8891 transitions. [2022-03-15 15:18:35,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-15 15:18:35,998 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:18:35,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:18:36,003 INFO L225 Difference]: With dead ends: 4620 [2022-03-15 15:18:36,003 INFO L226 Difference]: Without dead ends: 4620 [2022-03-15 15:18:36,003 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 837 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=548, Invalid=2874, Unknown=0, NotChecked=0, Total=3422 [2022-03-15 15:18:36,004 INFO L933 BasicCegarLoop]: 269 mSDtfsCounter, 1194 mSDsluCounter, 2643 mSDsCounter, 0 mSdLazyCounter, 1961 mSolverCounterSat, 235 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1194 SdHoareTripleChecker+Valid, 2908 SdHoareTripleChecker+Invalid, 2196 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 235 IncrementalHoareTripleChecker+Valid, 1961 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:18:36,004 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1194 Valid, 2908 Invalid, 2196 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [235 Valid, 1961 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:18:36,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4620 states. [2022-03-15 15:18:36,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4620 to 2870. [2022-03-15 15:18:36,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2870 states, 2860 states have (on average 1.9465034965034964) internal successors, (5567), 2869 states have internal predecessors, (5567), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:36,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2870 states to 2870 states and 5567 transitions. [2022-03-15 15:18:36,034 INFO L78 Accepts]: Start accepts. Automaton has 2870 states and 5567 transitions. Word has length 135 [2022-03-15 15:18:36,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:18:36,034 INFO L470 AbstractCegarLoop]: Abstraction has 2870 states and 5567 transitions. [2022-03-15 15:18:36,035 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:36,035 INFO L276 IsEmpty]: Start isEmpty. Operand 2870 states and 5567 transitions. [2022-03-15 15:18:36,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:18:36,035 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:18:36,036 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:18:36,036 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable272 [2022-03-15 15:18:36,036 INFO L402 AbstractCegarLoop]: === Iteration 274 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:18:36,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:18:36,036 INFO L85 PathProgramCache]: Analyzing trace with hash 830880149, now seen corresponding path program 128 times [2022-03-15 15:18:36,036 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:18:36,036 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1638811378] [2022-03-15 15:18:36,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:18:36,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:18:36,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:18:36,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:18:36,290 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:18:36,290 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1638811378] [2022-03-15 15:18:36,290 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1638811378] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:18:36,290 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:18:36,290 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:18:36,290 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [438980401] [2022-03-15 15:18:36,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:18:36,290 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:18:36,290 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:18:36,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:18:36,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:18:36,291 INFO L87 Difference]: Start difference. First operand 2870 states and 5567 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:38,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:18:38,080 INFO L93 Difference]: Finished difference Result 4740 states and 9126 transitions. [2022-03-15 15:18:38,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-15 15:18:38,080 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:18:38,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:18:38,085 INFO L225 Difference]: With dead ends: 4740 [2022-03-15 15:18:38,085 INFO L226 Difference]: Without dead ends: 4740 [2022-03-15 15:18:38,086 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 919 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=580, Invalid=3080, Unknown=0, NotChecked=0, Total=3660 [2022-03-15 15:18:38,086 INFO L933 BasicCegarLoop]: 282 mSDtfsCounter, 1287 mSDsluCounter, 3016 mSDsCounter, 0 mSdLazyCounter, 2460 mSolverCounterSat, 282 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1287 SdHoareTripleChecker+Valid, 3294 SdHoareTripleChecker+Invalid, 2742 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 282 IncrementalHoareTripleChecker+Valid, 2460 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:18:38,086 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1287 Valid, 3294 Invalid, 2742 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [282 Valid, 2460 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:18:38,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4740 states. [2022-03-15 15:18:38,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4740 to 2868. [2022-03-15 15:18:38,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2868 states, 2858 states have (on average 1.9464660601819455) internal successors, (5563), 2867 states have internal predecessors, (5563), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:38,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2868 states to 2868 states and 5563 transitions. [2022-03-15 15:18:38,117 INFO L78 Accepts]: Start accepts. Automaton has 2868 states and 5563 transitions. Word has length 135 [2022-03-15 15:18:38,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:18:38,117 INFO L470 AbstractCegarLoop]: Abstraction has 2868 states and 5563 transitions. [2022-03-15 15:18:38,117 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:38,117 INFO L276 IsEmpty]: Start isEmpty. Operand 2868 states and 5563 transitions. [2022-03-15 15:18:38,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:18:38,118 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:18:38,118 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:18:38,118 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable273 [2022-03-15 15:18:38,118 INFO L402 AbstractCegarLoop]: === Iteration 275 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:18:38,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:18:38,118 INFO L85 PathProgramCache]: Analyzing trace with hash -1263257357, now seen corresponding path program 129 times [2022-03-15 15:18:38,118 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:18:38,119 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673115535] [2022-03-15 15:18:38,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:18:38,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:18:38,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:18:38,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:18:38,370 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:18:38,370 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [673115535] [2022-03-15 15:18:38,370 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [673115535] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:18:38,370 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:18:38,370 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:18:38,370 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328402818] [2022-03-15 15:18:38,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:18:38,371 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:18:38,371 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:18:38,371 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:18:38,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:18:38,371 INFO L87 Difference]: Start difference. First operand 2868 states and 5563 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:40,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:18:40,331 INFO L93 Difference]: Finished difference Result 4820 states and 9286 transitions. [2022-03-15 15:18:40,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-15 15:18:40,331 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:18:40,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:18:40,336 INFO L225 Difference]: With dead ends: 4820 [2022-03-15 15:18:40,336 INFO L226 Difference]: Without dead ends: 4820 [2022-03-15 15:18:40,336 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 925 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=573, Invalid=3087, Unknown=0, NotChecked=0, Total=3660 [2022-03-15 15:18:40,336 INFO L933 BasicCegarLoop]: 296 mSDtfsCounter, 1097 mSDsluCounter, 3442 mSDsCounter, 0 mSdLazyCounter, 2926 mSolverCounterSat, 269 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1097 SdHoareTripleChecker+Valid, 3734 SdHoareTripleChecker+Invalid, 3195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 269 IncrementalHoareTripleChecker+Valid, 2926 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:18:40,336 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1097 Valid, 3734 Invalid, 3195 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [269 Valid, 2926 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:18:40,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4820 states. [2022-03-15 15:18:40,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4820 to 2866. [2022-03-15 15:18:40,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2866 states, 2856 states have (on average 1.9464285714285714) internal successors, (5559), 2865 states have internal predecessors, (5559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:40,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2866 states to 2866 states and 5559 transitions. [2022-03-15 15:18:40,363 INFO L78 Accepts]: Start accepts. Automaton has 2866 states and 5559 transitions. Word has length 135 [2022-03-15 15:18:40,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:18:40,363 INFO L470 AbstractCegarLoop]: Abstraction has 2866 states and 5559 transitions. [2022-03-15 15:18:40,363 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:40,363 INFO L276 IsEmpty]: Start isEmpty. Operand 2866 states and 5559 transitions. [2022-03-15 15:18:40,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:18:40,364 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:18:40,364 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:18:40,364 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable274 [2022-03-15 15:18:40,364 INFO L402 AbstractCegarLoop]: === Iteration 276 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:18:40,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:18:40,364 INFO L85 PathProgramCache]: Analyzing trace with hash -1156404331, now seen corresponding path program 130 times [2022-03-15 15:18:40,364 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:18:40,364 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [15855445] [2022-03-15 15:18:40,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:18:40,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:18:40,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:18:40,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:18:40,609 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:18:40,609 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [15855445] [2022-03-15 15:18:40,609 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [15855445] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:18:40,609 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:18:40,609 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:18:40,609 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105747269] [2022-03-15 15:18:40,609 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:18:40,609 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:18:40,609 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:18:40,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:18:40,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:18:40,610 INFO L87 Difference]: Start difference. First operand 2866 states and 5559 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:42,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:18:42,323 INFO L93 Difference]: Finished difference Result 4969 states and 9588 transitions. [2022-03-15 15:18:42,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-15 15:18:42,324 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:18:42,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:18:42,329 INFO L225 Difference]: With dead ends: 4969 [2022-03-15 15:18:42,329 INFO L226 Difference]: Without dead ends: 4969 [2022-03-15 15:18:42,330 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 843 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=531, Invalid=2891, Unknown=0, NotChecked=0, Total=3422 [2022-03-15 15:18:42,330 INFO L933 BasicCegarLoop]: 308 mSDtfsCounter, 1121 mSDsluCounter, 2933 mSDsCounter, 0 mSdLazyCounter, 2515 mSolverCounterSat, 270 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1121 SdHoareTripleChecker+Valid, 3237 SdHoareTripleChecker+Invalid, 2785 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 270 IncrementalHoareTripleChecker+Valid, 2515 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:18:42,330 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1121 Valid, 3237 Invalid, 2785 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [270 Valid, 2515 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:18:42,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4969 states. [2022-03-15 15:18:42,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4969 to 2860. [2022-03-15 15:18:42,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2860 states, 2850 states have (on average 1.9463157894736842) internal successors, (5547), 2859 states have internal predecessors, (5547), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:42,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2860 states to 2860 states and 5547 transitions. [2022-03-15 15:18:42,382 INFO L78 Accepts]: Start accepts. Automaton has 2860 states and 5547 transitions. Word has length 135 [2022-03-15 15:18:42,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:18:42,382 INFO L470 AbstractCegarLoop]: Abstraction has 2860 states and 5547 transitions. [2022-03-15 15:18:42,382 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:42,382 INFO L276 IsEmpty]: Start isEmpty. Operand 2860 states and 5547 transitions. [2022-03-15 15:18:42,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:18:42,383 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:18:42,383 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:18:42,383 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable275 [2022-03-15 15:18:42,383 INFO L402 AbstractCegarLoop]: === Iteration 277 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:18:42,384 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:18:42,384 INFO L85 PathProgramCache]: Analyzing trace with hash -156774881, now seen corresponding path program 131 times [2022-03-15 15:18:42,384 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:18:42,384 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [840881716] [2022-03-15 15:18:42,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:18:42,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:18:42,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:18:42,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:18:42,656 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:18:42,656 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [840881716] [2022-03-15 15:18:42,656 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [840881716] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:18:42,656 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:18:42,656 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:18:42,656 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1811191559] [2022-03-15 15:18:42,656 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:18:42,657 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:18:42,657 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:18:42,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:18:42,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:18:42,657 INFO L87 Difference]: Start difference. First operand 2860 states and 5547 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:44,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:18:44,155 INFO L93 Difference]: Finished difference Result 4593 states and 8835 transitions. [2022-03-15 15:18:44,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-15 15:18:44,156 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:18:44,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:18:44,161 INFO L225 Difference]: With dead ends: 4593 [2022-03-15 15:18:44,161 INFO L226 Difference]: Without dead ends: 4593 [2022-03-15 15:18:44,161 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 684 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=489, Invalid=2481, Unknown=0, NotChecked=0, Total=2970 [2022-03-15 15:18:44,162 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 1252 mSDsluCounter, 2835 mSDsCounter, 0 mSdLazyCounter, 1994 mSolverCounterSat, 229 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1252 SdHoareTripleChecker+Valid, 3099 SdHoareTripleChecker+Invalid, 2223 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 229 IncrementalHoareTripleChecker+Valid, 1994 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:18:44,162 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1252 Valid, 3099 Invalid, 2223 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [229 Valid, 1994 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:18:44,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4593 states. [2022-03-15 15:18:44,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4593 to 2866. [2022-03-15 15:18:44,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2866 states, 2856 states have (on average 1.9464285714285714) internal successors, (5559), 2865 states have internal predecessors, (5559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:44,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2866 states to 2866 states and 5559 transitions. [2022-03-15 15:18:44,191 INFO L78 Accepts]: Start accepts. Automaton has 2866 states and 5559 transitions. Word has length 135 [2022-03-15 15:18:44,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:18:44,191 INFO L470 AbstractCegarLoop]: Abstraction has 2866 states and 5559 transitions. [2022-03-15 15:18:44,192 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:44,192 INFO L276 IsEmpty]: Start isEmpty. Operand 2866 states and 5559 transitions. [2022-03-15 15:18:44,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:18:44,192 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:18:44,192 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:18:44,193 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable276 [2022-03-15 15:18:44,193 INFO L402 AbstractCegarLoop]: === Iteration 278 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:18:44,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:18:44,193 INFO L85 PathProgramCache]: Analyzing trace with hash 1452076161, now seen corresponding path program 132 times [2022-03-15 15:18:44,193 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:18:44,193 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2078259242] [2022-03-15 15:18:44,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:18:44,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:18:44,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:18:44,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:18:44,487 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:18:44,487 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2078259242] [2022-03-15 15:18:44,487 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2078259242] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:18:44,487 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:18:44,487 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:18:44,487 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [498247998] [2022-03-15 15:18:44,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:18:44,487 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:18:44,487 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:18:44,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:18:44,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:18:44,488 INFO L87 Difference]: Start difference. First operand 2866 states and 5559 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:45,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:18:45,913 INFO L93 Difference]: Finished difference Result 4610 states and 8871 transitions. [2022-03-15 15:18:45,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-15 15:18:45,913 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:18:45,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:18:45,918 INFO L225 Difference]: With dead ends: 4610 [2022-03-15 15:18:45,919 INFO L226 Difference]: Without dead ends: 4610 [2022-03-15 15:18:45,919 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 762 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=513, Invalid=2679, Unknown=0, NotChecked=0, Total=3192 [2022-03-15 15:18:45,919 INFO L933 BasicCegarLoop]: 267 mSDtfsCounter, 1282 mSDsluCounter, 2389 mSDsCounter, 0 mSdLazyCounter, 1708 mSolverCounterSat, 258 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1282 SdHoareTripleChecker+Valid, 2652 SdHoareTripleChecker+Invalid, 1966 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 258 IncrementalHoareTripleChecker+Valid, 1708 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 15:18:45,919 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1282 Valid, 2652 Invalid, 1966 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [258 Valid, 1708 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 15:18:45,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4610 states. [2022-03-15 15:18:45,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4610 to 2868. [2022-03-15 15:18:45,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2868 states, 2858 states have (on average 1.9464660601819455) internal successors, (5563), 2867 states have internal predecessors, (5563), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:45,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2868 states to 2868 states and 5563 transitions. [2022-03-15 15:18:45,951 INFO L78 Accepts]: Start accepts. Automaton has 2868 states and 5563 transitions. Word has length 135 [2022-03-15 15:18:45,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:18:45,951 INFO L470 AbstractCegarLoop]: Abstraction has 2868 states and 5563 transitions. [2022-03-15 15:18:45,951 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:45,952 INFO L276 IsEmpty]: Start isEmpty. Operand 2868 states and 5563 transitions. [2022-03-15 15:18:45,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:18:45,952 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:18:45,952 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:18:45,953 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable277 [2022-03-15 15:18:45,953 INFO L402 AbstractCegarLoop]: === Iteration 279 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:18:45,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:18:45,953 INFO L85 PathProgramCache]: Analyzing trace with hash 216196067, now seen corresponding path program 133 times [2022-03-15 15:18:45,953 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:18:45,953 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1212915337] [2022-03-15 15:18:45,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:18:45,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:18:45,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:18:46,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:18:46,229 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:18:46,229 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1212915337] [2022-03-15 15:18:46,229 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1212915337] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:18:46,229 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:18:46,229 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:18:46,229 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [931996475] [2022-03-15 15:18:46,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:18:46,229 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:18:46,230 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:18:46,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:18:46,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:18:46,230 INFO L87 Difference]: Start difference. First operand 2868 states and 5563 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:47,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:18:47,813 INFO L93 Difference]: Finished difference Result 4649 states and 8948 transitions. [2022-03-15 15:18:47,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-15 15:18:47,814 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:18:47,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:18:47,819 INFO L225 Difference]: With dead ends: 4649 [2022-03-15 15:18:47,819 INFO L226 Difference]: Without dead ends: 4649 [2022-03-15 15:18:47,820 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 763 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=504, Invalid=2688, Unknown=0, NotChecked=0, Total=3192 [2022-03-15 15:18:47,820 INFO L933 BasicCegarLoop]: 280 mSDtfsCounter, 1087 mSDsluCounter, 2657 mSDsCounter, 0 mSdLazyCounter, 2026 mSolverCounterSat, 250 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1087 SdHoareTripleChecker+Valid, 2933 SdHoareTripleChecker+Invalid, 2276 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 250 IncrementalHoareTripleChecker+Valid, 2026 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:18:47,820 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1087 Valid, 2933 Invalid, 2276 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [250 Valid, 2026 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:18:47,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4649 states. [2022-03-15 15:18:47,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4649 to 2861. [2022-03-15 15:18:47,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2861 states, 2851 states have (on average 1.9463346194317783) internal successors, (5549), 2860 states have internal predecessors, (5549), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:47,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2861 states to 2861 states and 5549 transitions. [2022-03-15 15:18:47,852 INFO L78 Accepts]: Start accepts. Automaton has 2861 states and 5549 transitions. Word has length 135 [2022-03-15 15:18:47,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:18:47,852 INFO L470 AbstractCegarLoop]: Abstraction has 2861 states and 5549 transitions. [2022-03-15 15:18:47,852 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:47,852 INFO L276 IsEmpty]: Start isEmpty. Operand 2861 states and 5549 transitions. [2022-03-15 15:18:47,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:18:47,853 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:18:47,853 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:18:47,853 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable278 [2022-03-15 15:18:47,853 INFO L402 AbstractCegarLoop]: === Iteration 280 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:18:47,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:18:47,854 INFO L85 PathProgramCache]: Analyzing trace with hash -104919945, now seen corresponding path program 134 times [2022-03-15 15:18:47,854 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:18:47,854 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639792000] [2022-03-15 15:18:47,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:18:47,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:18:47,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:18:48,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:18:48,122 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:18:48,122 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1639792000] [2022-03-15 15:18:48,122 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1639792000] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:18:48,122 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:18:48,122 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:18:48,122 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [978178087] [2022-03-15 15:18:48,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:18:48,122 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:18:48,122 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:18:48,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:18:48,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:18:48,123 INFO L87 Difference]: Start difference. First operand 2861 states and 5549 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:49,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:18:49,775 INFO L93 Difference]: Finished difference Result 4602 states and 8853 transitions. [2022-03-15 15:18:49,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-15 15:18:49,775 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:18:49,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:18:49,781 INFO L225 Difference]: With dead ends: 4602 [2022-03-15 15:18:49,781 INFO L226 Difference]: Without dead ends: 4602 [2022-03-15 15:18:49,781 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 752 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=531, Invalid=2661, Unknown=0, NotChecked=0, Total=3192 [2022-03-15 15:18:49,781 INFO L933 BasicCegarLoop]: 267 mSDtfsCounter, 981 mSDsluCounter, 3106 mSDsCounter, 0 mSdLazyCounter, 2224 mSolverCounterSat, 189 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 981 SdHoareTripleChecker+Valid, 3369 SdHoareTripleChecker+Invalid, 2413 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 189 IncrementalHoareTripleChecker+Valid, 2224 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:18:49,781 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [981 Valid, 3369 Invalid, 2413 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [189 Valid, 2224 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:18:49,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4602 states. [2022-03-15 15:18:49,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4602 to 2869. [2022-03-15 15:18:49,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2869 states, 2859 states have (on average 1.9464847848898217) internal successors, (5565), 2868 states have internal predecessors, (5565), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:49,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2869 states to 2869 states and 5565 transitions. [2022-03-15 15:18:49,816 INFO L78 Accepts]: Start accepts. Automaton has 2869 states and 5565 transitions. Word has length 135 [2022-03-15 15:18:49,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:18:49,816 INFO L470 AbstractCegarLoop]: Abstraction has 2869 states and 5565 transitions. [2022-03-15 15:18:49,816 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:49,816 INFO L276 IsEmpty]: Start isEmpty. Operand 2869 states and 5565 transitions. [2022-03-15 15:18:49,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:18:49,817 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:18:49,817 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:18:49,817 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable279 [2022-03-15 15:18:49,817 INFO L402 AbstractCegarLoop]: === Iteration 281 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:18:49,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:18:49,817 INFO L85 PathProgramCache]: Analyzing trace with hash 1503931097, now seen corresponding path program 135 times [2022-03-15 15:18:49,817 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:18:49,817 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [860269538] [2022-03-15 15:18:49,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:18:49,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:18:49,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:18:50,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:18:50,102 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:18:50,102 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [860269538] [2022-03-15 15:18:50,102 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [860269538] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:18:50,102 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:18:50,102 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:18:50,102 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [788766333] [2022-03-15 15:18:50,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:18:50,102 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:18:50,102 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:18:50,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:18:50,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:18:50,103 INFO L87 Difference]: Start difference. First operand 2869 states and 5565 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:51,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:18:51,714 INFO L93 Difference]: Finished difference Result 4685 states and 9015 transitions. [2022-03-15 15:18:51,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-15 15:18:51,715 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:18:51,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:18:51,720 INFO L225 Difference]: With dead ends: 4685 [2022-03-15 15:18:51,720 INFO L226 Difference]: Without dead ends: 4685 [2022-03-15 15:18:51,721 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 918 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=598, Invalid=3062, Unknown=0, NotChecked=0, Total=3660 [2022-03-15 15:18:51,721 INFO L933 BasicCegarLoop]: 266 mSDtfsCounter, 1282 mSDsluCounter, 2788 mSDsCounter, 0 mSdLazyCounter, 2022 mSolverCounterSat, 253 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1282 SdHoareTripleChecker+Valid, 3050 SdHoareTripleChecker+Invalid, 2275 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 253 IncrementalHoareTripleChecker+Valid, 2022 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:18:51,721 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1282 Valid, 3050 Invalid, 2275 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [253 Valid, 2022 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:18:51,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4685 states. [2022-03-15 15:18:51,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4685 to 2871. [2022-03-15 15:18:51,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2871 states, 2861 states have (on average 1.9465221950367004) internal successors, (5569), 2870 states have internal predecessors, (5569), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:51,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2871 states to 2871 states and 5569 transitions. [2022-03-15 15:18:51,766 INFO L78 Accepts]: Start accepts. Automaton has 2871 states and 5569 transitions. Word has length 135 [2022-03-15 15:18:51,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:18:51,766 INFO L470 AbstractCegarLoop]: Abstraction has 2871 states and 5569 transitions. [2022-03-15 15:18:51,766 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:51,767 INFO L276 IsEmpty]: Start isEmpty. Operand 2871 states and 5569 transitions. [2022-03-15 15:18:51,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:18:51,767 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:18:51,767 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:18:51,768 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable280 [2022-03-15 15:18:51,768 INFO L402 AbstractCegarLoop]: === Iteration 282 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:18:51,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:18:51,768 INFO L85 PathProgramCache]: Analyzing trace with hash 268051003, now seen corresponding path program 136 times [2022-03-15 15:18:51,768 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:18:51,768 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1571450118] [2022-03-15 15:18:51,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:18:51,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:18:51,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:18:52,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:18:52,030 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:18:52,031 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1571450118] [2022-03-15 15:18:52,031 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1571450118] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:18:52,031 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:18:52,031 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:18:52,031 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1069575984] [2022-03-15 15:18:52,031 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:18:52,031 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:18:52,031 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:18:52,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:18:52,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:18:52,031 INFO L87 Difference]: Start difference. First operand 2871 states and 5569 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:53,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:18:53,857 INFO L93 Difference]: Finished difference Result 4724 states and 9092 transitions. [2022-03-15 15:18:53,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-15 15:18:53,858 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:18:53,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:18:53,863 INFO L225 Difference]: With dead ends: 4724 [2022-03-15 15:18:53,863 INFO L226 Difference]: Without dead ends: 4724 [2022-03-15 15:18:53,864 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 920 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=589, Invalid=3071, Unknown=0, NotChecked=0, Total=3660 [2022-03-15 15:18:53,864 INFO L933 BasicCegarLoop]: 279 mSDtfsCounter, 1125 mSDsluCounter, 3293 mSDsCounter, 0 mSdLazyCounter, 2593 mSolverCounterSat, 256 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1125 SdHoareTripleChecker+Valid, 3568 SdHoareTripleChecker+Invalid, 2849 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 256 IncrementalHoareTripleChecker+Valid, 2593 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:18:53,864 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1125 Valid, 3568 Invalid, 2849 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [256 Valid, 2593 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:18:53,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4724 states. [2022-03-15 15:18:53,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4724 to 2865. [2022-03-15 15:18:53,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2865 states, 2855 states have (on average 1.9464098073555167) internal successors, (5557), 2864 states have internal predecessors, (5557), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:53,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2865 states to 2865 states and 5557 transitions. [2022-03-15 15:18:53,891 INFO L78 Accepts]: Start accepts. Automaton has 2865 states and 5557 transitions. Word has length 135 [2022-03-15 15:18:53,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:18:53,892 INFO L470 AbstractCegarLoop]: Abstraction has 2865 states and 5557 transitions. [2022-03-15 15:18:53,892 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:53,892 INFO L276 IsEmpty]: Start isEmpty. Operand 2865 states and 5557 transitions. [2022-03-15 15:18:53,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:18:53,893 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:18:53,893 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:18:53,893 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable281 [2022-03-15 15:18:53,893 INFO L402 AbstractCegarLoop]: === Iteration 283 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:18:53,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:18:53,893 INFO L85 PathProgramCache]: Analyzing trace with hash -1797712747, now seen corresponding path program 137 times [2022-03-15 15:18:53,893 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:18:53,893 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707340214] [2022-03-15 15:18:53,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:18:53,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:18:53,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:18:54,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:18:54,192 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:18:54,192 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707340214] [2022-03-15 15:18:54,192 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1707340214] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:18:54,192 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:18:54,192 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:18:54,192 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156011174] [2022-03-15 15:18:54,192 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:18:54,193 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:18:54,193 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:18:54,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:18:54,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:18:54,193 INFO L87 Difference]: Start difference. First operand 2865 states and 5557 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:55,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:18:55,823 INFO L93 Difference]: Finished difference Result 4574 states and 8799 transitions. [2022-03-15 15:18:55,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-15 15:18:55,823 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:18:55,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:18:55,828 INFO L225 Difference]: With dead ends: 4574 [2022-03-15 15:18:55,828 INFO L226 Difference]: Without dead ends: 4574 [2022-03-15 15:18:55,829 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 803 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=526, Invalid=2780, Unknown=0, NotChecked=0, Total=3306 [2022-03-15 15:18:55,829 INFO L933 BasicCegarLoop]: 267 mSDtfsCounter, 1101 mSDsluCounter, 3001 mSDsCounter, 0 mSdLazyCounter, 2279 mSolverCounterSat, 263 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1101 SdHoareTripleChecker+Valid, 3264 SdHoareTripleChecker+Invalid, 2542 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 263 IncrementalHoareTripleChecker+Valid, 2279 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:18:55,829 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1101 Valid, 3264 Invalid, 2542 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [263 Valid, 2279 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:18:55,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4574 states. [2022-03-15 15:18:55,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4574 to 2869. [2022-03-15 15:18:55,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2869 states, 2859 states have (on average 1.9464847848898217) internal successors, (5565), 2868 states have internal predecessors, (5565), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:55,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2869 states to 2869 states and 5565 transitions. [2022-03-15 15:18:55,857 INFO L78 Accepts]: Start accepts. Automaton has 2869 states and 5565 transitions. Word has length 135 [2022-03-15 15:18:55,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:18:55,857 INFO L470 AbstractCegarLoop]: Abstraction has 2869 states and 5565 transitions. [2022-03-15 15:18:55,857 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:55,857 INFO L276 IsEmpty]: Start isEmpty. Operand 2869 states and 5565 transitions. [2022-03-15 15:18:55,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:18:55,858 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:18:55,858 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:18:55,858 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable282 [2022-03-15 15:18:55,858 INFO L402 AbstractCegarLoop]: === Iteration 284 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:18:55,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:18:55,859 INFO L85 PathProgramCache]: Analyzing trace with hash 1261374455, now seen corresponding path program 138 times [2022-03-15 15:18:55,859 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:18:55,859 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1173478865] [2022-03-15 15:18:55,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:18:55,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:18:55,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:18:56,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:18:56,145 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:18:56,145 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1173478865] [2022-03-15 15:18:56,145 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1173478865] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:18:56,146 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:18:56,146 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:18:56,146 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1681849939] [2022-03-15 15:18:56,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:18:56,146 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:18:56,146 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:18:56,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:18:56,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:18:56,146 INFO L87 Difference]: Start difference. First operand 2869 states and 5565 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:57,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:18:57,910 INFO L93 Difference]: Finished difference Result 4694 states and 9034 transitions. [2022-03-15 15:18:57,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-15 15:18:57,911 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:18:57,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:18:57,916 INFO L225 Difference]: With dead ends: 4694 [2022-03-15 15:18:57,916 INFO L226 Difference]: Without dead ends: 4694 [2022-03-15 15:18:57,916 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 885 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=554, Invalid=2986, Unknown=0, NotChecked=0, Total=3540 [2022-03-15 15:18:57,917 INFO L933 BasicCegarLoop]: 280 mSDtfsCounter, 1220 mSDsluCounter, 3074 mSDsCounter, 0 mSdLazyCounter, 2468 mSolverCounterSat, 245 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1220 SdHoareTripleChecker+Valid, 3350 SdHoareTripleChecker+Invalid, 2713 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 245 IncrementalHoareTripleChecker+Valid, 2468 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:18:57,917 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1220 Valid, 3350 Invalid, 2713 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [245 Valid, 2468 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:18:57,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4694 states. [2022-03-15 15:18:57,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4694 to 2867. [2022-03-15 15:18:57,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2867 states, 2857 states have (on average 1.9464473223661183) internal successors, (5561), 2866 states have internal predecessors, (5561), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:57,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2867 states to 2867 states and 5561 transitions. [2022-03-15 15:18:57,945 INFO L78 Accepts]: Start accepts. Automaton has 2867 states and 5561 transitions. Word has length 135 [2022-03-15 15:18:57,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:18:57,945 INFO L470 AbstractCegarLoop]: Abstraction has 2867 states and 5561 transitions. [2022-03-15 15:18:57,945 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:57,945 INFO L276 IsEmpty]: Start isEmpty. Operand 2867 states and 5561 transitions. [2022-03-15 15:18:57,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:18:57,946 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:18:57,946 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:18:57,947 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable283 [2022-03-15 15:18:57,947 INFO L402 AbstractCegarLoop]: === Iteration 285 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:18:57,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:18:57,947 INFO L85 PathProgramCache]: Analyzing trace with hash -832763051, now seen corresponding path program 139 times [2022-03-15 15:18:57,947 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:18:57,947 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1489610313] [2022-03-15 15:18:57,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:18:57,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:18:57,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:18:58,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:18:58,210 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:18:58,210 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1489610313] [2022-03-15 15:18:58,210 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1489610313] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:18:58,210 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:18:58,210 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:18:58,210 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138782387] [2022-03-15 15:18:58,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:18:58,211 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:18:58,211 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:18:58,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:18:58,211 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:18:58,211 INFO L87 Difference]: Start difference. First operand 2867 states and 5561 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:59,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:18:59,883 INFO L93 Difference]: Finished difference Result 4714 states and 9078 transitions. [2022-03-15 15:18:59,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-15 15:18:59,883 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:18:59,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:18:59,888 INFO L225 Difference]: With dead ends: 4714 [2022-03-15 15:18:59,888 INFO L226 Difference]: Without dead ends: 4714 [2022-03-15 15:18:59,889 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 806 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=513, Invalid=2793, Unknown=0, NotChecked=0, Total=3306 [2022-03-15 15:18:59,889 INFO L933 BasicCegarLoop]: 294 mSDtfsCounter, 1164 mSDsluCounter, 2809 mSDsCounter, 0 mSdLazyCounter, 2244 mSolverCounterSat, 304 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1164 SdHoareTripleChecker+Valid, 3099 SdHoareTripleChecker+Invalid, 2548 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 304 IncrementalHoareTripleChecker+Valid, 2244 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:18:59,889 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1164 Valid, 3099 Invalid, 2548 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [304 Valid, 2244 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:18:59,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4714 states. [2022-03-15 15:18:59,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4714 to 2849. [2022-03-15 15:18:59,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2849 states, 2839 states have (on average 1.9461077844311376) internal successors, (5525), 2848 states have internal predecessors, (5525), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:59,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2849 states to 2849 states and 5525 transitions. [2022-03-15 15:18:59,917 INFO L78 Accepts]: Start accepts. Automaton has 2849 states and 5525 transitions. Word has length 135 [2022-03-15 15:18:59,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:18:59,917 INFO L470 AbstractCegarLoop]: Abstraction has 2849 states and 5525 transitions. [2022-03-15 15:18:59,917 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:18:59,917 INFO L276 IsEmpty]: Start isEmpty. Operand 2849 states and 5525 transitions. [2022-03-15 15:18:59,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:18:59,918 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:18:59,918 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:18:59,918 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable284 [2022-03-15 15:18:59,918 INFO L402 AbstractCegarLoop]: === Iteration 286 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:18:59,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:18:59,919 INFO L85 PathProgramCache]: Analyzing trace with hash -232155981, now seen corresponding path program 140 times [2022-03-15 15:18:59,919 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:18:59,919 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [244651208] [2022-03-15 15:18:59,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:18:59,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:18:59,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:19:00,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:19:00,183 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:19:00,183 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [244651208] [2022-03-15 15:19:00,183 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [244651208] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:19:00,183 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:19:00,183 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:19:00,183 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581472591] [2022-03-15 15:19:00,183 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:19:00,183 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:19:00,183 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:19:00,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:19:00,183 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:19:00,183 INFO L87 Difference]: Start difference. First operand 2849 states and 5525 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:01,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:19:01,844 INFO L93 Difference]: Finished difference Result 4692 states and 9030 transitions. [2022-03-15 15:19:01,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-15 15:19:01,844 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:19:01,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:19:01,849 INFO L225 Difference]: With dead ends: 4692 [2022-03-15 15:19:01,849 INFO L226 Difference]: Without dead ends: 4692 [2022-03-15 15:19:01,849 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 774 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=626, Invalid=2680, Unknown=0, NotChecked=0, Total=3306 [2022-03-15 15:19:01,850 INFO L933 BasicCegarLoop]: 292 mSDtfsCounter, 1346 mSDsluCounter, 2661 mSDsCounter, 0 mSdLazyCounter, 2224 mSolverCounterSat, 264 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1346 SdHoareTripleChecker+Valid, 2948 SdHoareTripleChecker+Invalid, 2488 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 264 IncrementalHoareTripleChecker+Valid, 2224 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:19:01,850 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1346 Valid, 2948 Invalid, 2488 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [264 Valid, 2224 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:19:01,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4692 states. [2022-03-15 15:19:01,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4692 to 2857. [2022-03-15 15:19:01,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2857 states, 2847 states have (on average 1.946259220231823) internal successors, (5541), 2856 states have internal predecessors, (5541), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:01,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2857 states to 2857 states and 5541 transitions. [2022-03-15 15:19:01,877 INFO L78 Accepts]: Start accepts. Automaton has 2857 states and 5541 transitions. Word has length 135 [2022-03-15 15:19:01,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:19:01,877 INFO L470 AbstractCegarLoop]: Abstraction has 2857 states and 5541 transitions. [2022-03-15 15:19:01,878 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:01,878 INFO L276 IsEmpty]: Start isEmpty. Operand 2857 states and 5541 transitions. [2022-03-15 15:19:01,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:19:01,878 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:19:01,878 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:19:01,879 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable285 [2022-03-15 15:19:01,879 INFO L402 AbstractCegarLoop]: === Iteration 287 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:19:01,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:19:01,879 INFO L85 PathProgramCache]: Analyzing trace with hash 1376695061, now seen corresponding path program 141 times [2022-03-15 15:19:01,879 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:19:01,879 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412697541] [2022-03-15 15:19:01,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:19:01,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:19:01,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:19:02,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:19:02,137 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:19:02,137 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [412697541] [2022-03-15 15:19:02,137 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [412697541] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:19:02,137 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:19:02,137 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:19:02,138 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537825195] [2022-03-15 15:19:02,138 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:19:02,138 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:19:02,138 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:19:02,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:19:02,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:19:02,138 INFO L87 Difference]: Start difference. First operand 2857 states and 5541 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:03,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:19:03,825 INFO L93 Difference]: Finished difference Result 4775 states and 9192 transitions. [2022-03-15 15:19:03,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-15 15:19:03,825 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:19:03,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:19:03,830 INFO L225 Difference]: With dead ends: 4775 [2022-03-15 15:19:03,830 INFO L226 Difference]: Without dead ends: 4775 [2022-03-15 15:19:03,830 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 934 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=710, Invalid=3072, Unknown=0, NotChecked=0, Total=3782 [2022-03-15 15:19:03,830 INFO L933 BasicCegarLoop]: 291 mSDtfsCounter, 1434 mSDsluCounter, 2511 mSDsCounter, 0 mSdLazyCounter, 2053 mSolverCounterSat, 371 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1434 SdHoareTripleChecker+Valid, 2797 SdHoareTripleChecker+Invalid, 2424 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 371 IncrementalHoareTripleChecker+Valid, 2053 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:19:03,830 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1434 Valid, 2797 Invalid, 2424 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [371 Valid, 2053 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:19:03,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4775 states. [2022-03-15 15:19:03,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4775 to 2859. [2022-03-15 15:19:03,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2859 states, 2849 states have (on average 1.9462969462969464) internal successors, (5545), 2858 states have internal predecessors, (5545), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:03,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2859 states to 2859 states and 5545 transitions. [2022-03-15 15:19:03,856 INFO L78 Accepts]: Start accepts. Automaton has 2859 states and 5545 transitions. Word has length 135 [2022-03-15 15:19:03,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:19:03,856 INFO L470 AbstractCegarLoop]: Abstraction has 2859 states and 5545 transitions. [2022-03-15 15:19:03,856 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:03,856 INFO L276 IsEmpty]: Start isEmpty. Operand 2859 states and 5545 transitions. [2022-03-15 15:19:03,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:19:03,857 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:19:03,857 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:19:03,857 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable286 [2022-03-15 15:19:03,857 INFO L402 AbstractCegarLoop]: === Iteration 288 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:19:03,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:19:03,857 INFO L85 PathProgramCache]: Analyzing trace with hash 140814967, now seen corresponding path program 142 times [2022-03-15 15:19:03,858 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:19:03,858 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448698625] [2022-03-15 15:19:03,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:19:03,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:19:03,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:19:04,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:19:04,110 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:19:04,110 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [448698625] [2022-03-15 15:19:04,110 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [448698625] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:19:04,111 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:19:04,111 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:19:04,111 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490941211] [2022-03-15 15:19:04,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:19:04,111 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:19:04,111 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:19:04,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:19:04,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:19:04,111 INFO L87 Difference]: Start difference. First operand 2859 states and 5545 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:05,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:19:05,917 INFO L93 Difference]: Finished difference Result 4814 states and 9269 transitions. [2022-03-15 15:19:05,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-15 15:19:05,917 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:19:05,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:19:05,921 INFO L225 Difference]: With dead ends: 4814 [2022-03-15 15:19:05,921 INFO L226 Difference]: Without dead ends: 4814 [2022-03-15 15:19:05,921 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 937 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=703, Invalid=3079, Unknown=0, NotChecked=0, Total=3782 [2022-03-15 15:19:05,921 INFO L933 BasicCegarLoop]: 304 mSDtfsCounter, 1653 mSDsluCounter, 2757 mSDsCounter, 0 mSdLazyCounter, 2336 mSolverCounterSat, 421 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1653 SdHoareTripleChecker+Valid, 3056 SdHoareTripleChecker+Invalid, 2757 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 421 IncrementalHoareTripleChecker+Valid, 2336 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:19:05,922 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1653 Valid, 3056 Invalid, 2757 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [421 Valid, 2336 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:19:05,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4814 states. [2022-03-15 15:19:05,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4814 to 2853. [2022-03-15 15:19:05,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2853 states, 2843 states have (on average 1.9461836088638762) internal successors, (5533), 2852 states have internal predecessors, (5533), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:05,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2853 states to 2853 states and 5533 transitions. [2022-03-15 15:19:05,947 INFO L78 Accepts]: Start accepts. Automaton has 2853 states and 5533 transitions. Word has length 135 [2022-03-15 15:19:05,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:19:05,947 INFO L470 AbstractCegarLoop]: Abstraction has 2853 states and 5533 transitions. [2022-03-15 15:19:05,947 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:05,947 INFO L276 IsEmpty]: Start isEmpty. Operand 2853 states and 5533 transitions. [2022-03-15 15:19:05,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:19:05,948 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:19:05,948 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:19:05,948 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable287 [2022-03-15 15:19:05,948 INFO L402 AbstractCegarLoop]: === Iteration 289 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:19:05,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:19:05,948 INFO L85 PathProgramCache]: Analyzing trace with hash -1065759885, now seen corresponding path program 143 times [2022-03-15 15:19:05,948 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:19:05,948 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1053195912] [2022-03-15 15:19:05,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:19:05,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:19:05,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:19:06,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:19:06,204 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:19:06,204 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1053195912] [2022-03-15 15:19:06,204 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1053195912] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:19:06,204 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:19:06,204 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:19:06,204 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544163197] [2022-03-15 15:19:06,204 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:19:06,204 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:19:06,204 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:19:06,204 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:19:06,204 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:19:06,204 INFO L87 Difference]: Start difference. First operand 2853 states and 5533 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:07,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:19:07,811 INFO L93 Difference]: Finished difference Result 4756 states and 9154 transitions. [2022-03-15 15:19:07,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-15 15:19:07,812 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:19:07,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:19:07,817 INFO L225 Difference]: With dead ends: 4756 [2022-03-15 15:19:07,817 INFO L226 Difference]: Without dead ends: 4756 [2022-03-15 15:19:07,817 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 906 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=671, Invalid=2989, Unknown=0, NotChecked=0, Total=3660 [2022-03-15 15:19:07,817 INFO L933 BasicCegarLoop]: 291 mSDtfsCounter, 1291 mSDsluCounter, 2450 mSDsCounter, 0 mSdLazyCounter, 1969 mSolverCounterSat, 364 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1291 SdHoareTripleChecker+Valid, 2736 SdHoareTripleChecker+Invalid, 2333 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 364 IncrementalHoareTripleChecker+Valid, 1969 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:19:07,818 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1291 Valid, 2736 Invalid, 2333 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [364 Valid, 1969 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:19:07,821 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4756 states. [2022-03-15 15:19:07,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4756 to 2857. [2022-03-15 15:19:07,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2857 states, 2847 states have (on average 1.946259220231823) internal successors, (5541), 2856 states have internal predecessors, (5541), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:07,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2857 states to 2857 states and 5541 transitions. [2022-03-15 15:19:07,845 INFO L78 Accepts]: Start accepts. Automaton has 2857 states and 5541 transitions. Word has length 135 [2022-03-15 15:19:07,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:19:07,845 INFO L470 AbstractCegarLoop]: Abstraction has 2857 states and 5541 transitions. [2022-03-15 15:19:07,845 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:07,845 INFO L276 IsEmpty]: Start isEmpty. Operand 2857 states and 5541 transitions. [2022-03-15 15:19:07,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:19:07,846 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:19:07,846 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:19:07,846 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable288 [2022-03-15 15:19:07,847 INFO L402 AbstractCegarLoop]: === Iteration 290 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:19:07,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:19:07,847 INFO L85 PathProgramCache]: Analyzing trace with hash 1993327317, now seen corresponding path program 144 times [2022-03-15 15:19:07,847 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:19:07,847 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2047339623] [2022-03-15 15:19:07,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:19:07,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:19:07,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:19:08,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:19:08,115 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:19:08,115 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2047339623] [2022-03-15 15:19:08,115 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2047339623] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:19:08,115 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:19:08,115 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:19:08,115 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1500366190] [2022-03-15 15:19:08,115 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:19:08,115 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:19:08,115 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:19:08,115 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:19:08,115 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:19:08,115 INFO L87 Difference]: Start difference. First operand 2857 states and 5541 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:10,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:19:10,130 INFO L93 Difference]: Finished difference Result 4876 states and 9389 transitions. [2022-03-15 15:19:10,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-15 15:19:10,130 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:19:10,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:19:10,135 INFO L225 Difference]: With dead ends: 4876 [2022-03-15 15:19:10,135 INFO L226 Difference]: Without dead ends: 4876 [2022-03-15 15:19:10,136 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 988 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=713, Invalid=3193, Unknown=0, NotChecked=0, Total=3906 [2022-03-15 15:19:10,136 INFO L933 BasicCegarLoop]: 304 mSDtfsCounter, 1259 mSDsluCounter, 3478 mSDsCounter, 0 mSdLazyCounter, 2948 mSolverCounterSat, 302 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1259 SdHoareTripleChecker+Valid, 3777 SdHoareTripleChecker+Invalid, 3250 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 302 IncrementalHoareTripleChecker+Valid, 2948 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:19:10,136 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1259 Valid, 3777 Invalid, 3250 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [302 Valid, 2948 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:19:10,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4876 states. [2022-03-15 15:19:10,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4876 to 2855. [2022-03-15 15:19:10,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2855 states, 2845 states have (on average 1.9462214411247802) internal successors, (5537), 2854 states have internal predecessors, (5537), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:10,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2855 states to 2855 states and 5537 transitions. [2022-03-15 15:19:10,165 INFO L78 Accepts]: Start accepts. Automaton has 2855 states and 5537 transitions. Word has length 135 [2022-03-15 15:19:10,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:19:10,165 INFO L470 AbstractCegarLoop]: Abstraction has 2855 states and 5537 transitions. [2022-03-15 15:19:10,165 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:10,165 INFO L276 IsEmpty]: Start isEmpty. Operand 2855 states and 5537 transitions. [2022-03-15 15:19:10,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:19:10,166 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:19:10,166 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:19:10,166 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable289 [2022-03-15 15:19:10,166 INFO L402 AbstractCegarLoop]: === Iteration 291 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:19:10,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:19:10,166 INFO L85 PathProgramCache]: Analyzing trace with hash -100810189, now seen corresponding path program 145 times [2022-03-15 15:19:10,166 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:19:10,166 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [744268576] [2022-03-15 15:19:10,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:19:10,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:19:10,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:19:10,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:19:10,438 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:19:10,438 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [744268576] [2022-03-15 15:19:10,438 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [744268576] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:19:10,438 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:19:10,438 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:19:10,438 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [320016074] [2022-03-15 15:19:10,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:19:10,439 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:19:10,439 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:19:10,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:19:10,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:19:10,439 INFO L87 Difference]: Start difference. First operand 2855 states and 5537 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:12,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:19:12,387 INFO L93 Difference]: Finished difference Result 4896 states and 9433 transitions. [2022-03-15 15:19:12,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-15 15:19:12,387 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:19:12,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:19:12,392 INFO L225 Difference]: With dead ends: 4896 [2022-03-15 15:19:12,392 INFO L226 Difference]: Without dead ends: 4896 [2022-03-15 15:19:12,393 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 910 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=659, Invalid=3001, Unknown=0, NotChecked=0, Total=3660 [2022-03-15 15:19:12,393 INFO L933 BasicCegarLoop]: 318 mSDtfsCounter, 1073 mSDsluCounter, 3420 mSDsCounter, 0 mSdLazyCounter, 2945 mSolverCounterSat, 294 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1073 SdHoareTripleChecker+Valid, 3733 SdHoareTripleChecker+Invalid, 3239 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 294 IncrementalHoareTripleChecker+Valid, 2945 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:19:12,393 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1073 Valid, 3733 Invalid, 3239 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [294 Valid, 2945 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:19:12,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4896 states. [2022-03-15 15:19:12,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4896 to 2849. [2022-03-15 15:19:12,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2849 states, 2839 states have (on average 1.9461077844311376) internal successors, (5525), 2848 states have internal predecessors, (5525), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:12,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2849 states to 2849 states and 5525 transitions. [2022-03-15 15:19:12,422 INFO L78 Accepts]: Start accepts. Automaton has 2849 states and 5525 transitions. Word has length 135 [2022-03-15 15:19:12,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:19:12,422 INFO L470 AbstractCegarLoop]: Abstraction has 2849 states and 5525 transitions. [2022-03-15 15:19:12,423 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:12,423 INFO L276 IsEmpty]: Start isEmpty. Operand 2849 states and 5525 transitions. [2022-03-15 15:19:12,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:19:12,423 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:19:12,424 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:19:12,424 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable290 [2022-03-15 15:19:12,424 INFO L402 AbstractCegarLoop]: === Iteration 292 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:19:12,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:19:12,424 INFO L85 PathProgramCache]: Analyzing trace with hash -2110409451, now seen corresponding path program 146 times [2022-03-15 15:19:12,424 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:19:12,424 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031789731] [2022-03-15 15:19:12,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:19:12,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:19:12,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:19:12,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:19:12,696 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:19:12,697 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1031789731] [2022-03-15 15:19:12,697 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1031789731] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:19:12,697 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:19:12,697 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:19:12,697 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070048844] [2022-03-15 15:19:12,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:19:12,697 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:19:12,697 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:19:12,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:19:12,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:19:12,697 INFO L87 Difference]: Start difference. First operand 2849 states and 5525 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:14,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:19:14,284 INFO L93 Difference]: Finished difference Result 4690 states and 9028 transitions. [2022-03-15 15:19:14,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-15 15:19:14,284 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:19:14,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:19:14,289 INFO L225 Difference]: With dead ends: 4690 [2022-03-15 15:19:14,289 INFO L226 Difference]: Without dead ends: 4690 [2022-03-15 15:19:14,290 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 792 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=592, Invalid=2714, Unknown=0, NotChecked=0, Total=3306 [2022-03-15 15:19:14,290 INFO L933 BasicCegarLoop]: 287 mSDtfsCounter, 1185 mSDsluCounter, 2593 mSDsCounter, 0 mSdLazyCounter, 2152 mSolverCounterSat, 321 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1185 SdHoareTripleChecker+Valid, 2875 SdHoareTripleChecker+Invalid, 2473 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 321 IncrementalHoareTripleChecker+Valid, 2152 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:19:14,290 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1185 Valid, 2875 Invalid, 2473 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [321 Valid, 2152 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:19:14,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4690 states. [2022-03-15 15:19:14,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4690 to 2853. [2022-03-15 15:19:14,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2853 states, 2843 states have (on average 1.9461836088638762) internal successors, (5533), 2852 states have internal predecessors, (5533), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:14,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2853 states to 2853 states and 5533 transitions. [2022-03-15 15:19:14,318 INFO L78 Accepts]: Start accepts. Automaton has 2853 states and 5533 transitions. Word has length 135 [2022-03-15 15:19:14,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:19:14,318 INFO L470 AbstractCegarLoop]: Abstraction has 2853 states and 5533 transitions. [2022-03-15 15:19:14,318 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:14,319 INFO L276 IsEmpty]: Start isEmpty. Operand 2853 states and 5533 transitions. [2022-03-15 15:19:14,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:19:14,319 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:19:14,319 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:19:14,320 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable291 [2022-03-15 15:19:14,320 INFO L402 AbstractCegarLoop]: === Iteration 293 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:19:14,320 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:19:14,320 INFO L85 PathProgramCache]: Analyzing trace with hash 948677751, now seen corresponding path program 147 times [2022-03-15 15:19:14,320 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:19:14,320 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [893690984] [2022-03-15 15:19:14,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:19:14,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:19:14,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:19:14,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:19:14,583 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:19:14,583 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [893690984] [2022-03-15 15:19:14,583 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [893690984] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:19:14,583 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:19:14,583 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:19:14,583 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [851715449] [2022-03-15 15:19:14,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:19:14,583 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:19:14,583 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:19:14,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:19:14,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:19:14,584 INFO L87 Difference]: Start difference. First operand 2853 states and 5533 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:16,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:19:16,322 INFO L93 Difference]: Finished difference Result 4810 states and 9263 transitions. [2022-03-15 15:19:16,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-15 15:19:16,322 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:19:16,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:19:16,327 INFO L225 Difference]: With dead ends: 4810 [2022-03-15 15:19:16,327 INFO L226 Difference]: Without dead ends: 4810 [2022-03-15 15:19:16,328 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 868 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=631, Invalid=2909, Unknown=0, NotChecked=0, Total=3540 [2022-03-15 15:19:16,328 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 1457 mSDsluCounter, 2719 mSDsCounter, 0 mSdLazyCounter, 2356 mSolverCounterSat, 406 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1457 SdHoareTripleChecker+Valid, 3014 SdHoareTripleChecker+Invalid, 2762 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 406 IncrementalHoareTripleChecker+Valid, 2356 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:19:16,328 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1457 Valid, 3014 Invalid, 2762 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [406 Valid, 2356 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:19:16,332 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4810 states. [2022-03-15 15:19:16,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4810 to 2851. [2022-03-15 15:19:16,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2851 states, 2841 states have (on average 1.9461457233368533) internal successors, (5529), 2850 states have internal predecessors, (5529), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:16,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2851 states to 2851 states and 5529 transitions. [2022-03-15 15:19:16,356 INFO L78 Accepts]: Start accepts. Automaton has 2851 states and 5529 transitions. Word has length 135 [2022-03-15 15:19:16,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:19:16,356 INFO L470 AbstractCegarLoop]: Abstraction has 2851 states and 5529 transitions. [2022-03-15 15:19:16,356 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:16,356 INFO L276 IsEmpty]: Start isEmpty. Operand 2851 states and 5529 transitions. [2022-03-15 15:19:16,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:19:16,357 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:19:16,357 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:19:16,357 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable292 [2022-03-15 15:19:16,357 INFO L402 AbstractCegarLoop]: === Iteration 294 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:19:16,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:19:16,358 INFO L85 PathProgramCache]: Analyzing trace with hash -1145459755, now seen corresponding path program 148 times [2022-03-15 15:19:16,358 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:19:16,358 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1466087763] [2022-03-15 15:19:16,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:19:16,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:19:16,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:19:16,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:19:16,607 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:19:16,607 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1466087763] [2022-03-15 15:19:16,607 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1466087763] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:19:16,607 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:19:16,607 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:19:16,607 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [933909057] [2022-03-15 15:19:16,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:19:16,607 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:19:16,607 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:19:16,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:19:16,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:19:16,608 INFO L87 Difference]: Start difference. First operand 2851 states and 5529 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:18,679 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:19:18,680 INFO L93 Difference]: Finished difference Result 4890 states and 9423 transitions. [2022-03-15 15:19:18,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-15 15:19:18,680 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:19:18,680 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:19:18,685 INFO L225 Difference]: With dead ends: 4890 [2022-03-15 15:19:18,685 INFO L226 Difference]: Without dead ends: 4890 [2022-03-15 15:19:18,686 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 873 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=624, Invalid=2916, Unknown=0, NotChecked=0, Total=3540 [2022-03-15 15:19:18,686 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 1317 mSDsluCounter, 3503 mSDsCounter, 0 mSdLazyCounter, 3183 mSolverCounterSat, 321 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1317 SdHoareTripleChecker+Valid, 3812 SdHoareTripleChecker+Invalid, 3504 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 321 IncrementalHoareTripleChecker+Valid, 3183 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:19:18,686 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1317 Valid, 3812 Invalid, 3504 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [321 Valid, 3183 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:19:18,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4890 states. [2022-03-15 15:19:18,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4890 to 2849. [2022-03-15 15:19:18,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2849 states, 2839 states have (on average 1.9461077844311376) internal successors, (5525), 2848 states have internal predecessors, (5525), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:18,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2849 states to 2849 states and 5525 transitions. [2022-03-15 15:19:18,717 INFO L78 Accepts]: Start accepts. Automaton has 2849 states and 5525 transitions. Word has length 135 [2022-03-15 15:19:18,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:19:18,717 INFO L470 AbstractCegarLoop]: Abstraction has 2849 states and 5525 transitions. [2022-03-15 15:19:18,717 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:18,717 INFO L276 IsEmpty]: Start isEmpty. Operand 2849 states and 5525 transitions. [2022-03-15 15:19:18,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:19:18,718 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:19:18,718 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:19:18,718 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable293 [2022-03-15 15:19:18,718 INFO L402 AbstractCegarLoop]: === Iteration 295 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:19:18,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:19:18,718 INFO L85 PathProgramCache]: Analyzing trace with hash -1038606729, now seen corresponding path program 149 times [2022-03-15 15:19:18,718 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:19:18,718 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [229589527] [2022-03-15 15:19:18,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:19:18,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:19:18,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:19:18,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:19:18,972 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:19:18,972 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [229589527] [2022-03-15 15:19:18,973 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [229589527] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:19:18,973 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:19:18,973 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:19:18,973 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105896823] [2022-03-15 15:19:18,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:19:18,973 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:19:18,973 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:19:18,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:19:18,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:19:18,973 INFO L87 Difference]: Start difference. First operand 2849 states and 5525 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:20,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:19:20,979 INFO L93 Difference]: Finished difference Result 4864 states and 9375 transitions. [2022-03-15 15:19:20,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-15 15:19:20,979 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:19:20,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:19:20,985 INFO L225 Difference]: With dead ends: 4864 [2022-03-15 15:19:20,986 INFO L226 Difference]: Without dead ends: 4864 [2022-03-15 15:19:20,986 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 797 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=576, Invalid=2730, Unknown=0, NotChecked=0, Total=3306 [2022-03-15 15:19:20,986 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 1098 mSDsluCounter, 3435 mSDsCounter, 0 mSdLazyCounter, 3087 mSolverCounterSat, 304 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1098 SdHoareTripleChecker+Valid, 3756 SdHoareTripleChecker+Invalid, 3391 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 304 IncrementalHoareTripleChecker+Valid, 3087 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:19:20,986 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1098 Valid, 3756 Invalid, 3391 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [304 Valid, 3087 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:19:20,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4864 states. [2022-03-15 15:19:21,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4864 to 2803. [2022-03-15 15:19:21,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2803 states, 2793 states have (on average 1.945220193340494) internal successors, (5433), 2802 states have internal predecessors, (5433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:21,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2803 states to 2803 states and 5433 transitions. [2022-03-15 15:19:21,020 INFO L78 Accepts]: Start accepts. Automaton has 2803 states and 5433 transitions. Word has length 135 [2022-03-15 15:19:21,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:19:21,021 INFO L470 AbstractCegarLoop]: Abstraction has 2803 states and 5433 transitions. [2022-03-15 15:19:21,021 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:21,021 INFO L276 IsEmpty]: Start isEmpty. Operand 2803 states and 5433 transitions. [2022-03-15 15:19:21,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:19:21,022 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:19:21,022 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:19:21,022 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable294 [2022-03-15 15:19:21,022 INFO L402 AbstractCegarLoop]: === Iteration 296 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:19:21,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:19:21,022 INFO L85 PathProgramCache]: Analyzing trace with hash -38977279, now seen corresponding path program 150 times [2022-03-15 15:19:21,022 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:19:21,022 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1629640422] [2022-03-15 15:19:21,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:19:21,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:19:21,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:19:21,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:19:21,295 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:19:21,295 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1629640422] [2022-03-15 15:19:21,295 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1629640422] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:19:21,295 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:19:21,295 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:19:21,295 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [857275275] [2022-03-15 15:19:21,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:19:21,295 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:19:21,295 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:19:21,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:19:21,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:19:21,296 INFO L87 Difference]: Start difference. First operand 2803 states and 5433 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:22,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:19:22,871 INFO L93 Difference]: Finished difference Result 4673 states and 8991 transitions. [2022-03-15 15:19:22,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-03-15 15:19:22,871 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:19:22,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:19:22,876 INFO L225 Difference]: With dead ends: 4673 [2022-03-15 15:19:22,876 INFO L226 Difference]: Without dead ends: 4673 [2022-03-15 15:19:22,877 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 654 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=517, Invalid=2345, Unknown=0, NotChecked=0, Total=2862 [2022-03-15 15:19:22,877 INFO L933 BasicCegarLoop]: 288 mSDtfsCounter, 1273 mSDsluCounter, 2806 mSDsCounter, 0 mSdLazyCounter, 2157 mSolverCounterSat, 274 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1273 SdHoareTripleChecker+Valid, 3089 SdHoareTripleChecker+Invalid, 2431 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 274 IncrementalHoareTripleChecker+Valid, 2157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:19:22,877 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1273 Valid, 3089 Invalid, 2431 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [274 Valid, 2157 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:19:22,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4673 states. [2022-03-15 15:19:22,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4673 to 2809. [2022-03-15 15:19:22,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2809 states, 2799 states have (on average 1.9453376205787782) internal successors, (5445), 2808 states have internal predecessors, (5445), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:22,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2809 states to 2809 states and 5445 transitions. [2022-03-15 15:19:22,905 INFO L78 Accepts]: Start accepts. Automaton has 2809 states and 5445 transitions. Word has length 135 [2022-03-15 15:19:22,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:19:22,906 INFO L470 AbstractCegarLoop]: Abstraction has 2809 states and 5445 transitions. [2022-03-15 15:19:22,906 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:22,906 INFO L276 IsEmpty]: Start isEmpty. Operand 2809 states and 5445 transitions. [2022-03-15 15:19:22,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:19:22,907 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:19:22,907 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:19:22,907 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable295 [2022-03-15 15:19:22,907 INFO L402 AbstractCegarLoop]: === Iteration 297 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:19:22,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:19:22,907 INFO L85 PathProgramCache]: Analyzing trace with hash 1569873763, now seen corresponding path program 151 times [2022-03-15 15:19:22,907 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:19:22,907 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [820579369] [2022-03-15 15:19:22,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:19:22,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:19:22,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:19:23,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:19:23,176 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:19:23,176 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [820579369] [2022-03-15 15:19:23,176 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [820579369] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:19:23,176 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:19:23,176 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:19:23,176 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [851796435] [2022-03-15 15:19:23,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:19:23,176 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:19:23,176 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:19:23,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:19:23,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:19:23,176 INFO L87 Difference]: Start difference. First operand 2809 states and 5445 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:24,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:19:24,728 INFO L93 Difference]: Finished difference Result 4690 states and 9027 transitions. [2022-03-15 15:19:24,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-15 15:19:24,728 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:19:24,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:19:24,733 INFO L225 Difference]: With dead ends: 4690 [2022-03-15 15:19:24,734 INFO L226 Difference]: Without dead ends: 4690 [2022-03-15 15:19:24,734 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 729 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=545, Invalid=2535, Unknown=0, NotChecked=0, Total=3080 [2022-03-15 15:19:24,734 INFO L933 BasicCegarLoop]: 287 mSDtfsCounter, 1414 mSDsluCounter, 2501 mSDsCounter, 0 mSdLazyCounter, 2040 mSolverCounterSat, 281 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1414 SdHoareTripleChecker+Valid, 2783 SdHoareTripleChecker+Invalid, 2321 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 281 IncrementalHoareTripleChecker+Valid, 2040 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:19:24,734 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1414 Valid, 2783 Invalid, 2321 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [281 Valid, 2040 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:19:24,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4690 states. [2022-03-15 15:19:24,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4690 to 2811. [2022-03-15 15:19:24,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2811 states, 2801 states have (on average 1.9453766511960013) internal successors, (5449), 2810 states have internal predecessors, (5449), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:24,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2811 states to 2811 states and 5449 transitions. [2022-03-15 15:19:24,780 INFO L78 Accepts]: Start accepts. Automaton has 2811 states and 5449 transitions. Word has length 135 [2022-03-15 15:19:24,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:19:24,780 INFO L470 AbstractCegarLoop]: Abstraction has 2811 states and 5449 transitions. [2022-03-15 15:19:24,780 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:24,780 INFO L276 IsEmpty]: Start isEmpty. Operand 2811 states and 5449 transitions. [2022-03-15 15:19:24,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:19:24,781 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:19:24,781 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:19:24,781 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable296 [2022-03-15 15:19:24,781 INFO L402 AbstractCegarLoop]: === Iteration 298 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:19:24,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:19:24,782 INFO L85 PathProgramCache]: Analyzing trace with hash 333993669, now seen corresponding path program 152 times [2022-03-15 15:19:24,782 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:19:24,782 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1881908852] [2022-03-15 15:19:24,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:19:24,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:19:24,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:19:25,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:19:25,077 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:19:25,077 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1881908852] [2022-03-15 15:19:25,078 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1881908852] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:19:25,078 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:19:25,078 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:19:25,078 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2120960832] [2022-03-15 15:19:25,078 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:19:25,078 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:19:25,078 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:19:25,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:19:25,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:19:25,078 INFO L87 Difference]: Start difference. First operand 2811 states and 5449 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:26,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:19:26,811 INFO L93 Difference]: Finished difference Result 4729 states and 9104 transitions. [2022-03-15 15:19:26,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-15 15:19:26,811 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:19:26,811 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:19:26,817 INFO L225 Difference]: With dead ends: 4729 [2022-03-15 15:19:26,817 INFO L226 Difference]: Without dead ends: 4729 [2022-03-15 15:19:26,818 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 730 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=537, Invalid=2543, Unknown=0, NotChecked=0, Total=3080 [2022-03-15 15:19:26,818 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 1291 mSDsluCounter, 2892 mSDsCounter, 0 mSdLazyCounter, 2465 mSolverCounterSat, 302 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1291 SdHoareTripleChecker+Valid, 3187 SdHoareTripleChecker+Invalid, 2767 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 302 IncrementalHoareTripleChecker+Valid, 2465 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:19:26,818 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1291 Valid, 3187 Invalid, 2767 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [302 Valid, 2465 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:19:26,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4729 states. [2022-03-15 15:19:26,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4729 to 2804. [2022-03-15 15:19:26,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2804 states, 2794 states have (on average 1.9452397995705082) internal successors, (5435), 2803 states have internal predecessors, (5435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:26,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2804 states to 2804 states and 5435 transitions. [2022-03-15 15:19:26,856 INFO L78 Accepts]: Start accepts. Automaton has 2804 states and 5435 transitions. Word has length 135 [2022-03-15 15:19:26,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:19:26,856 INFO L470 AbstractCegarLoop]: Abstraction has 2804 states and 5435 transitions. [2022-03-15 15:19:26,856 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:26,856 INFO L276 IsEmpty]: Start isEmpty. Operand 2804 states and 5435 transitions. [2022-03-15 15:19:26,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:19:26,857 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:19:26,857 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:19:26,857 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable297 [2022-03-15 15:19:26,857 INFO L402 AbstractCegarLoop]: === Iteration 299 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:19:26,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:19:26,858 INFO L85 PathProgramCache]: Analyzing trace with hash 12877657, now seen corresponding path program 153 times [2022-03-15 15:19:26,858 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:19:26,858 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1129280027] [2022-03-15 15:19:26,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:19:26,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:19:26,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:19:27,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:19:27,156 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:19:27,156 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1129280027] [2022-03-15 15:19:27,156 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1129280027] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:19:27,156 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:19:27,156 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:19:27,156 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [495958904] [2022-03-15 15:19:27,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:19:27,157 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:19:27,157 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:19:27,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:19:27,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:19:27,157 INFO L87 Difference]: Start difference. First operand 2804 states and 5435 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:28,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:19:28,848 INFO L93 Difference]: Finished difference Result 4682 states and 9009 transitions. [2022-03-15 15:19:28,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-15 15:19:28,848 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:19:28,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:19:28,854 INFO L225 Difference]: With dead ends: 4682 [2022-03-15 15:19:28,854 INFO L226 Difference]: Without dead ends: 4682 [2022-03-15 15:19:28,854 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 716 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=567, Invalid=2513, Unknown=0, NotChecked=0, Total=3080 [2022-03-15 15:19:28,855 INFO L933 BasicCegarLoop]: 287 mSDtfsCounter, 1309 mSDsluCounter, 2979 mSDsCounter, 0 mSdLazyCounter, 2431 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1309 SdHoareTripleChecker+Valid, 3261 SdHoareTripleChecker+Invalid, 2673 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 242 IncrementalHoareTripleChecker+Valid, 2431 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:19:28,855 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1309 Valid, 3261 Invalid, 2673 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 2431 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:19:28,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4682 states. [2022-03-15 15:19:28,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4682 to 2812. [2022-03-15 15:19:28,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2812 states, 2802 states have (on average 1.9453961456102784) internal successors, (5451), 2811 states have internal predecessors, (5451), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:28,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2812 states to 2812 states and 5451 transitions. [2022-03-15 15:19:28,896 INFO L78 Accepts]: Start accepts. Automaton has 2812 states and 5451 transitions. Word has length 135 [2022-03-15 15:19:28,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:19:28,896 INFO L470 AbstractCegarLoop]: Abstraction has 2812 states and 5451 transitions. [2022-03-15 15:19:28,897 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:28,897 INFO L276 IsEmpty]: Start isEmpty. Operand 2812 states and 5451 transitions. [2022-03-15 15:19:28,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:19:28,898 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:19:28,898 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:19:28,898 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable298 [2022-03-15 15:19:28,898 INFO L402 AbstractCegarLoop]: === Iteration 300 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:19:28,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:19:28,898 INFO L85 PathProgramCache]: Analyzing trace with hash 1621728699, now seen corresponding path program 154 times [2022-03-15 15:19:28,898 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:19:28,898 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387515340] [2022-03-15 15:19:28,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:19:28,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:19:28,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:19:29,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:19:29,192 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:19:29,192 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [387515340] [2022-03-15 15:19:29,192 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [387515340] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:19:29,192 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:19:29,192 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:19:29,192 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1990665248] [2022-03-15 15:19:29,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:19:29,193 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:19:29,193 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:19:29,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:19:29,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:19:29,193 INFO L87 Difference]: Start difference. First operand 2812 states and 5451 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:30,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:19:30,948 INFO L93 Difference]: Finished difference Result 4765 states and 9171 transitions. [2022-03-15 15:19:30,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-15 15:19:30,948 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:19:30,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:19:30,953 INFO L225 Difference]: With dead ends: 4765 [2022-03-15 15:19:30,953 INFO L226 Difference]: Without dead ends: 4765 [2022-03-15 15:19:30,954 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 873 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=644, Invalid=2896, Unknown=0, NotChecked=0, Total=3540 [2022-03-15 15:19:30,954 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 1204 mSDsluCounter, 3087 mSDsCounter, 0 mSdLazyCounter, 2423 mSolverCounterSat, 277 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1204 SdHoareTripleChecker+Valid, 3368 SdHoareTripleChecker+Invalid, 2700 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 277 IncrementalHoareTripleChecker+Valid, 2423 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:19:30,954 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1204 Valid, 3368 Invalid, 2700 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [277 Valid, 2423 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:19:30,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4765 states. [2022-03-15 15:19:30,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4765 to 2814. [2022-03-15 15:19:30,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2814 states, 2804 states have (on average 1.945435092724679) internal successors, (5455), 2813 states have internal predecessors, (5455), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:30,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2814 states to 2814 states and 5455 transitions. [2022-03-15 15:19:30,981 INFO L78 Accepts]: Start accepts. Automaton has 2814 states and 5455 transitions. Word has length 135 [2022-03-15 15:19:30,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:19:30,982 INFO L470 AbstractCegarLoop]: Abstraction has 2814 states and 5455 transitions. [2022-03-15 15:19:30,982 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:30,982 INFO L276 IsEmpty]: Start isEmpty. Operand 2814 states and 5455 transitions. [2022-03-15 15:19:30,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:19:30,983 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:19:30,983 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:19:30,983 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable299 [2022-03-15 15:19:30,983 INFO L402 AbstractCegarLoop]: === Iteration 301 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:19:30,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:19:30,983 INFO L85 PathProgramCache]: Analyzing trace with hash 385848605, now seen corresponding path program 155 times [2022-03-15 15:19:30,983 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:19:30,983 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [79415955] [2022-03-15 15:19:30,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:19:30,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:19:31,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:19:31,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:19:31,243 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:19:31,243 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [79415955] [2022-03-15 15:19:31,243 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [79415955] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:19:31,243 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:19:31,243 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:19:31,243 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064408783] [2022-03-15 15:19:31,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:19:31,244 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:19:31,244 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:19:31,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:19:31,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:19:31,244 INFO L87 Difference]: Start difference. First operand 2814 states and 5455 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:33,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:19:33,173 INFO L93 Difference]: Finished difference Result 4804 states and 9248 transitions. [2022-03-15 15:19:33,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-15 15:19:33,173 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:19:33,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:19:33,178 INFO L225 Difference]: With dead ends: 4804 [2022-03-15 15:19:33,179 INFO L226 Difference]: Without dead ends: 4804 [2022-03-15 15:19:33,179 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 875 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=636, Invalid=2904, Unknown=0, NotChecked=0, Total=3540 [2022-03-15 15:19:33,179 INFO L933 BasicCegarLoop]: 299 mSDtfsCounter, 1061 mSDsluCounter, 3385 mSDsCounter, 0 mSdLazyCounter, 2781 mSolverCounterSat, 276 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1061 SdHoareTripleChecker+Valid, 3679 SdHoareTripleChecker+Invalid, 3057 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 276 IncrementalHoareTripleChecker+Valid, 2781 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:19:33,179 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1061 Valid, 3679 Invalid, 3057 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [276 Valid, 2781 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:19:33,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4804 states. [2022-03-15 15:19:33,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4804 to 2808. [2022-03-15 15:19:33,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2808 states, 2798 states have (on average 1.9453180843459614) internal successors, (5443), 2807 states have internal predecessors, (5443), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:33,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2808 states to 2808 states and 5443 transitions. [2022-03-15 15:19:33,208 INFO L78 Accepts]: Start accepts. Automaton has 2808 states and 5443 transitions. Word has length 135 [2022-03-15 15:19:33,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:19:33,208 INFO L470 AbstractCegarLoop]: Abstraction has 2808 states and 5443 transitions. [2022-03-15 15:19:33,208 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:33,208 INFO L276 IsEmpty]: Start isEmpty. Operand 2808 states and 5443 transitions. [2022-03-15 15:19:33,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:19:33,209 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:19:33,209 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:19:33,209 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable300 [2022-03-15 15:19:33,209 INFO L402 AbstractCegarLoop]: === Iteration 302 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:19:33,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:19:33,209 INFO L85 PathProgramCache]: Analyzing trace with hash -1679915145, now seen corresponding path program 156 times [2022-03-15 15:19:33,209 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:19:33,209 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [130533865] [2022-03-15 15:19:33,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:19:33,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:19:33,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:19:33,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:19:33,471 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:19:33,471 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [130533865] [2022-03-15 15:19:33,471 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [130533865] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:19:33,471 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:19:33,471 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:19:33,472 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1486011186] [2022-03-15 15:19:33,472 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:19:33,472 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:19:33,472 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:19:33,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:19:33,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:19:33,472 INFO L87 Difference]: Start difference. First operand 2808 states and 5443 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:35,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:19:35,278 INFO L93 Difference]: Finished difference Result 4654 states and 8955 transitions. [2022-03-15 15:19:35,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-15 15:19:35,279 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:19:35,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:19:35,284 INFO L225 Difference]: With dead ends: 4654 [2022-03-15 15:19:35,284 INFO L226 Difference]: Without dead ends: 4654 [2022-03-15 15:19:35,284 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 764 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=564, Invalid=2628, Unknown=0, NotChecked=0, Total=3192 [2022-03-15 15:19:35,284 INFO L933 BasicCegarLoop]: 287 mSDtfsCounter, 1176 mSDsluCounter, 3207 mSDsCounter, 0 mSdLazyCounter, 2638 mSolverCounterSat, 247 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1176 SdHoareTripleChecker+Valid, 3489 SdHoareTripleChecker+Invalid, 2885 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 247 IncrementalHoareTripleChecker+Valid, 2638 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:19:35,284 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1176 Valid, 3489 Invalid, 2885 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [247 Valid, 2638 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:19:35,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4654 states. [2022-03-15 15:19:35,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4654 to 2812. [2022-03-15 15:19:35,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2812 states, 2802 states have (on average 1.9453961456102784) internal successors, (5451), 2811 states have internal predecessors, (5451), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:35,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2812 states to 2812 states and 5451 transitions. [2022-03-15 15:19:35,313 INFO L78 Accepts]: Start accepts. Automaton has 2812 states and 5451 transitions. Word has length 135 [2022-03-15 15:19:35,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:19:35,313 INFO L470 AbstractCegarLoop]: Abstraction has 2812 states and 5451 transitions. [2022-03-15 15:19:35,313 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:35,313 INFO L276 IsEmpty]: Start isEmpty. Operand 2812 states and 5451 transitions. [2022-03-15 15:19:35,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:19:35,314 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:19:35,314 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:19:35,314 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable301 [2022-03-15 15:19:35,314 INFO L402 AbstractCegarLoop]: === Iteration 303 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:19:35,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:19:35,314 INFO L85 PathProgramCache]: Analyzing trace with hash 1379172057, now seen corresponding path program 157 times [2022-03-15 15:19:35,314 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:19:35,314 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438731285] [2022-03-15 15:19:35,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:19:35,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:19:35,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:19:35,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:19:35,572 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:19:35,572 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [438731285] [2022-03-15 15:19:35,572 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [438731285] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:19:35,572 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:19:35,572 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:19:35,572 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [225431860] [2022-03-15 15:19:35,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:19:35,572 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:19:35,572 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:19:35,572 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:19:35,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:19:35,573 INFO L87 Difference]: Start difference. First operand 2812 states and 5451 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:37,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:19:37,269 INFO L93 Difference]: Finished difference Result 4774 states and 9190 transitions. [2022-03-15 15:19:37,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-15 15:19:37,270 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:19:37,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:19:37,275 INFO L225 Difference]: With dead ends: 4774 [2022-03-15 15:19:37,275 INFO L226 Difference]: Without dead ends: 4774 [2022-03-15 15:19:37,276 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 840 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=599, Invalid=2823, Unknown=0, NotChecked=0, Total=3422 [2022-03-15 15:19:37,276 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 1349 mSDsluCounter, 2498 mSDsCounter, 0 mSdLazyCounter, 2178 mSolverCounterSat, 331 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1349 SdHoareTripleChecker+Valid, 2793 SdHoareTripleChecker+Invalid, 2509 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 331 IncrementalHoareTripleChecker+Valid, 2178 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:19:37,276 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1349 Valid, 2793 Invalid, 2509 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [331 Valid, 2178 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:19:37,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4774 states. [2022-03-15 15:19:37,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4774 to 2810. [2022-03-15 15:19:37,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2810 states, 2800 states have (on average 1.9453571428571428) internal successors, (5447), 2809 states have internal predecessors, (5447), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:37,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2810 states to 2810 states and 5447 transitions. [2022-03-15 15:19:37,309 INFO L78 Accepts]: Start accepts. Automaton has 2810 states and 5447 transitions. Word has length 135 [2022-03-15 15:19:37,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:19:37,309 INFO L470 AbstractCegarLoop]: Abstraction has 2810 states and 5447 transitions. [2022-03-15 15:19:37,309 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:37,309 INFO L276 IsEmpty]: Start isEmpty. Operand 2810 states and 5447 transitions. [2022-03-15 15:19:37,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:19:37,310 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:19:37,310 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:19:37,310 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable302 [2022-03-15 15:19:37,310 INFO L402 AbstractCegarLoop]: === Iteration 304 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:19:37,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:19:37,310 INFO L85 PathProgramCache]: Analyzing trace with hash -714965449, now seen corresponding path program 158 times [2022-03-15 15:19:37,310 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:19:37,310 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635271862] [2022-03-15 15:19:37,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:19:37,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:19:37,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:19:37,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:19:37,600 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:19:37,600 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1635271862] [2022-03-15 15:19:37,600 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1635271862] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:19:37,600 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:19:37,600 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:19:37,600 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064978068] [2022-03-15 15:19:37,600 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:19:37,600 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:19:37,601 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:19:37,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:19:37,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:19:37,601 INFO L87 Difference]: Start difference. First operand 2810 states and 5447 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:39,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:19:39,571 INFO L93 Difference]: Finished difference Result 4794 states and 9234 transitions. [2022-03-15 15:19:39,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-15 15:19:39,571 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:19:39,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:19:39,576 INFO L225 Difference]: With dead ends: 4794 [2022-03-15 15:19:39,576 INFO L226 Difference]: Without dead ends: 4794 [2022-03-15 15:19:39,577 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 766 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=552, Invalid=2640, Unknown=0, NotChecked=0, Total=3192 [2022-03-15 15:19:39,577 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 1218 mSDsluCounter, 3188 mSDsCounter, 0 mSdLazyCounter, 2852 mSolverCounterSat, 295 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1218 SdHoareTripleChecker+Valid, 3497 SdHoareTripleChecker+Invalid, 3147 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 295 IncrementalHoareTripleChecker+Valid, 2852 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:19:39,577 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1218 Valid, 3497 Invalid, 3147 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [295 Valid, 2852 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:19:39,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4794 states. [2022-03-15 15:19:39,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4794 to 2802. [2022-03-15 15:19:39,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2802 states, 2792 states have (on average 1.9452005730659025) internal successors, (5431), 2801 states have internal predecessors, (5431), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:39,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2802 states to 2802 states and 5431 transitions. [2022-03-15 15:19:39,610 INFO L78 Accepts]: Start accepts. Automaton has 2802 states and 5431 transitions. Word has length 135 [2022-03-15 15:19:39,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:19:39,610 INFO L470 AbstractCegarLoop]: Abstraction has 2802 states and 5431 transitions. [2022-03-15 15:19:39,610 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:39,610 INFO L276 IsEmpty]: Start isEmpty. Operand 2802 states and 5431 transitions. [2022-03-15 15:19:39,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:19:39,611 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:19:39,611 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:19:39,611 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable303 [2022-03-15 15:19:39,611 INFO L402 AbstractCegarLoop]: === Iteration 305 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:19:39,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:19:39,612 INFO L85 PathProgramCache]: Analyzing trace with hash 1655431347, now seen corresponding path program 159 times [2022-03-15 15:19:39,612 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:19:39,612 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1100734108] [2022-03-15 15:19:39,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:19:39,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:19:39,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:19:39,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:19:39,892 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:19:39,892 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1100734108] [2022-03-15 15:19:39,892 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1100734108] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:19:39,892 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:19:39,892 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:19:39,892 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [85408602] [2022-03-15 15:19:39,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:19:39,893 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:19:39,893 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:19:39,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:19:39,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:19:39,893 INFO L87 Difference]: Start difference. First operand 2802 states and 5431 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:42,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:19:42,068 INFO L93 Difference]: Finished difference Result 4637 states and 8920 transitions. [2022-03-15 15:19:42,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-15 15:19:42,068 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:19:42,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:19:42,073 INFO L225 Difference]: With dead ends: 4637 [2022-03-15 15:19:42,073 INFO L226 Difference]: Without dead ends: 4637 [2022-03-15 15:19:42,073 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 707 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=590, Invalid=2490, Unknown=0, NotChecked=0, Total=3080 [2022-03-15 15:19:42,073 INFO L933 BasicCegarLoop]: 354 mSDtfsCounter, 1393 mSDsluCounter, 3463 mSDsCounter, 0 mSdLazyCounter, 3242 mSolverCounterSat, 264 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1393 SdHoareTripleChecker+Valid, 3812 SdHoareTripleChecker+Invalid, 3506 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 264 IncrementalHoareTripleChecker+Valid, 3242 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-15 15:19:42,073 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1393 Valid, 3812 Invalid, 3506 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [264 Valid, 3242 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-15 15:19:42,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4637 states. [2022-03-15 15:19:42,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4637 to 2807. [2022-03-15 15:19:42,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2807 states, 2797 states have (on average 1.9452985341437254) internal successors, (5441), 2806 states have internal predecessors, (5441), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:42,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2807 states to 2807 states and 5441 transitions. [2022-03-15 15:19:42,101 INFO L78 Accepts]: Start accepts. Automaton has 2807 states and 5441 transitions. Word has length 135 [2022-03-15 15:19:42,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:19:42,101 INFO L470 AbstractCegarLoop]: Abstraction has 2807 states and 5441 transitions. [2022-03-15 15:19:42,101 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:42,101 INFO L276 IsEmpty]: Start isEmpty. Operand 2807 states and 5441 transitions. [2022-03-15 15:19:42,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:19:42,102 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:19:42,102 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:19:42,102 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable304 [2022-03-15 15:19:42,102 INFO L402 AbstractCegarLoop]: === Iteration 306 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:19:42,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:19:42,102 INFO L85 PathProgramCache]: Analyzing trace with hash -1030684907, now seen corresponding path program 160 times [2022-03-15 15:19:42,103 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:19:42,103 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1171576683] [2022-03-15 15:19:42,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:19:42,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:19:42,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:19:42,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:19:42,379 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:19:42,379 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1171576683] [2022-03-15 15:19:42,379 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1171576683] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:19:42,379 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:19:42,379 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:19:42,379 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [987409849] [2022-03-15 15:19:42,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:19:42,379 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:19:42,379 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:19:42,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:19:42,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:19:42,379 INFO L87 Difference]: Start difference. First operand 2807 states and 5441 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:44,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:19:44,426 INFO L93 Difference]: Finished difference Result 4654 states and 8956 transitions. [2022-03-15 15:19:44,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-15 15:19:44,426 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:19:44,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:19:44,430 INFO L225 Difference]: With dead ends: 4654 [2022-03-15 15:19:44,431 INFO L226 Difference]: Without dead ends: 4654 [2022-03-15 15:19:44,431 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 784 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=624, Invalid=2682, Unknown=0, NotChecked=0, Total=3306 [2022-03-15 15:19:44,431 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 1235 mSDsluCounter, 3134 mSDsCounter, 0 mSdLazyCounter, 2966 mSolverCounterSat, 238 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1235 SdHoareTripleChecker+Valid, 3481 SdHoareTripleChecker+Invalid, 3204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 238 IncrementalHoareTripleChecker+Valid, 2966 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:19:44,431 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1235 Valid, 3481 Invalid, 3204 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [238 Valid, 2966 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:19:44,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4654 states. [2022-03-15 15:19:44,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4654 to 2809. [2022-03-15 15:19:44,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2809 states, 2799 states have (on average 1.9453376205787782) internal successors, (5445), 2808 states have internal predecessors, (5445), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:44,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2809 states to 2809 states and 5445 transitions. [2022-03-15 15:19:44,459 INFO L78 Accepts]: Start accepts. Automaton has 2809 states and 5445 transitions. Word has length 135 [2022-03-15 15:19:44,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:19:44,459 INFO L470 AbstractCegarLoop]: Abstraction has 2809 states and 5445 transitions. [2022-03-15 15:19:44,459 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:44,459 INFO L276 IsEmpty]: Start isEmpty. Operand 2809 states and 5445 transitions. [2022-03-15 15:19:44,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:19:44,460 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:19:44,460 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:19:44,460 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable305 [2022-03-15 15:19:44,460 INFO L402 AbstractCegarLoop]: === Iteration 307 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:19:44,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:19:44,460 INFO L85 PathProgramCache]: Analyzing trace with hash 2028402295, now seen corresponding path program 161 times [2022-03-15 15:19:44,461 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:19:44,461 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1492951581] [2022-03-15 15:19:44,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:19:44,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:19:44,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:19:44,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:19:44,733 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:19:44,733 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1492951581] [2022-03-15 15:19:44,733 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1492951581] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:19:44,733 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:19:44,733 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:19:44,733 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1123845690] [2022-03-15 15:19:44,733 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:19:44,733 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:19:44,733 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:19:44,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:19:44,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:19:44,734 INFO L87 Difference]: Start difference. First operand 2809 states and 5445 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:46,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:19:46,854 INFO L93 Difference]: Finished difference Result 4693 states and 9033 transitions. [2022-03-15 15:19:46,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-15 15:19:46,854 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:19:46,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:19:46,859 INFO L225 Difference]: With dead ends: 4693 [2022-03-15 15:19:46,859 INFO L226 Difference]: Without dead ends: 4693 [2022-03-15 15:19:46,859 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 787 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=618, Invalid=2688, Unknown=0, NotChecked=0, Total=3306 [2022-03-15 15:19:46,859 INFO L933 BasicCegarLoop]: 366 mSDtfsCounter, 1446 mSDsluCounter, 3337 mSDsCounter, 0 mSdLazyCounter, 3150 mSolverCounterSat, 325 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1446 SdHoareTripleChecker+Valid, 3698 SdHoareTripleChecker+Invalid, 3475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 325 IncrementalHoareTripleChecker+Valid, 3150 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-15 15:19:46,859 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1446 Valid, 3698 Invalid, 3475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [325 Valid, 3150 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-15 15:19:46,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4693 states. [2022-03-15 15:19:46,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4693 to 2802. [2022-03-15 15:19:46,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2802 states, 2792 states have (on average 1.9452005730659025) internal successors, (5431), 2801 states have internal predecessors, (5431), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:46,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2802 states to 2802 states and 5431 transitions. [2022-03-15 15:19:46,885 INFO L78 Accepts]: Start accepts. Automaton has 2802 states and 5431 transitions. Word has length 135 [2022-03-15 15:19:46,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:19:46,885 INFO L470 AbstractCegarLoop]: Abstraction has 2802 states and 5431 transitions. [2022-03-15 15:19:46,885 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:46,885 INFO L276 IsEmpty]: Start isEmpty. Operand 2802 states and 5431 transitions. [2022-03-15 15:19:46,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:19:46,886 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:19:46,886 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:19:46,886 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable306 [2022-03-15 15:19:46,886 INFO L402 AbstractCegarLoop]: === Iteration 308 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:19:46,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:19:46,887 INFO L85 PathProgramCache]: Analyzing trace with hash 1249823929, now seen corresponding path program 162 times [2022-03-15 15:19:46,887 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:19:46,887 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [81661657] [2022-03-15 15:19:46,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:19:46,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:19:46,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:19:47,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:19:47,155 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:19:47,155 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [81661657] [2022-03-15 15:19:47,155 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [81661657] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:19:47,155 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:19:47,155 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:19:47,155 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [882541507] [2022-03-15 15:19:47,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:19:47,155 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:19:47,155 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:19:47,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:19:47,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:19:47,156 INFO L87 Difference]: Start difference. First operand 2802 states and 5431 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:48,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:19:48,936 INFO L93 Difference]: Finished difference Result 4657 states and 8959 transitions. [2022-03-15 15:19:48,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-15 15:19:48,936 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:19:48,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:19:48,958 INFO L225 Difference]: With dead ends: 4657 [2022-03-15 15:19:48,958 INFO L226 Difference]: Without dead ends: 4657 [2022-03-15 15:19:48,958 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 683 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=552, Invalid=2418, Unknown=0, NotChecked=0, Total=2970 [2022-03-15 15:19:48,959 INFO L933 BasicCegarLoop]: 305 mSDtfsCounter, 1309 mSDsluCounter, 3065 mSDsCounter, 0 mSdLazyCounter, 2596 mSolverCounterSat, 274 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1309 SdHoareTripleChecker+Valid, 3364 SdHoareTripleChecker+Invalid, 2870 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 274 IncrementalHoareTripleChecker+Valid, 2596 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:19:48,959 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1309 Valid, 3364 Invalid, 2870 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [274 Valid, 2596 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:19:48,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4657 states. [2022-03-15 15:19:48,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4657 to 2805. [2022-03-15 15:19:48,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2805 states, 2795 states have (on average 1.9452593917710197) internal successors, (5437), 2804 states have internal predecessors, (5437), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:48,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2805 states to 2805 states and 5437 transitions. [2022-03-15 15:19:48,985 INFO L78 Accepts]: Start accepts. Automaton has 2805 states and 5437 transitions. Word has length 135 [2022-03-15 15:19:48,985 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:19:48,985 INFO L470 AbstractCegarLoop]: Abstraction has 2805 states and 5437 transitions. [2022-03-15 15:19:48,985 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:48,985 INFO L276 IsEmpty]: Start isEmpty. Operand 2805 states and 5437 transitions. [2022-03-15 15:19:48,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:19:48,986 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:19:48,986 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:19:48,986 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable307 [2022-03-15 15:19:48,986 INFO L402 AbstractCegarLoop]: === Iteration 309 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:19:48,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:19:48,987 INFO L85 PathProgramCache]: Analyzing trace with hash -1436292325, now seen corresponding path program 163 times [2022-03-15 15:19:48,987 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:19:48,987 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1381407829] [2022-03-15 15:19:48,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:19:48,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:19:49,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:19:49,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:19:49,256 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:19:49,256 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1381407829] [2022-03-15 15:19:49,256 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1381407829] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:19:49,256 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:19:49,256 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:19:49,256 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1469751024] [2022-03-15 15:19:49,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:19:49,256 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:19:49,256 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:19:49,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:19:49,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:19:49,257 INFO L87 Difference]: Start difference. First operand 2805 states and 5437 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:51,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:19:51,197 INFO L93 Difference]: Finished difference Result 4674 states and 8995 transitions. [2022-03-15 15:19:51,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-15 15:19:51,198 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:19:51,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:19:51,203 INFO L225 Difference]: With dead ends: 4674 [2022-03-15 15:19:51,203 INFO L226 Difference]: Without dead ends: 4674 [2022-03-15 15:19:51,203 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 759 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=583, Invalid=2609, Unknown=0, NotChecked=0, Total=3192 [2022-03-15 15:19:51,203 INFO L933 BasicCegarLoop]: 304 mSDtfsCounter, 1428 mSDsluCounter, 3169 mSDsCounter, 0 mSdLazyCounter, 2877 mSolverCounterSat, 283 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1428 SdHoareTripleChecker+Valid, 3467 SdHoareTripleChecker+Invalid, 3160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 283 IncrementalHoareTripleChecker+Valid, 2877 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-15 15:19:51,204 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1428 Valid, 3467 Invalid, 3160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [283 Valid, 2877 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-15 15:19:51,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4674 states. [2022-03-15 15:19:51,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4674 to 2807. [2022-03-15 15:19:51,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2807 states, 2797 states have (on average 1.9452985341437254) internal successors, (5441), 2806 states have internal predecessors, (5441), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:51,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2807 states to 2807 states and 5441 transitions. [2022-03-15 15:19:51,251 INFO L78 Accepts]: Start accepts. Automaton has 2807 states and 5441 transitions. Word has length 135 [2022-03-15 15:19:51,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:19:51,251 INFO L470 AbstractCegarLoop]: Abstraction has 2807 states and 5441 transitions. [2022-03-15 15:19:51,251 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:51,252 INFO L276 IsEmpty]: Start isEmpty. Operand 2807 states and 5441 transitions. [2022-03-15 15:19:51,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:19:51,252 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:19:51,252 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:19:51,252 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable308 [2022-03-15 15:19:51,253 INFO L402 AbstractCegarLoop]: === Iteration 310 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:19:51,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:19:51,253 INFO L85 PathProgramCache]: Analyzing trace with hash 1622794877, now seen corresponding path program 164 times [2022-03-15 15:19:51,253 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:19:51,253 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1213296831] [2022-03-15 15:19:51,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:19:51,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:19:51,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:19:51,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:19:51,520 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:19:51,520 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1213296831] [2022-03-15 15:19:51,520 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1213296831] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:19:51,520 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:19:51,520 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:19:51,520 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726240342] [2022-03-15 15:19:51,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:19:51,520 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:19:51,520 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:19:51,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:19:51,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:19:51,521 INFO L87 Difference]: Start difference. First operand 2807 states and 5441 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:53,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:19:53,468 INFO L93 Difference]: Finished difference Result 4713 states and 9072 transitions. [2022-03-15 15:19:53,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-15 15:19:53,469 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:19:53,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:19:53,474 INFO L225 Difference]: With dead ends: 4713 [2022-03-15 15:19:53,474 INFO L226 Difference]: Without dead ends: 4713 [2022-03-15 15:19:53,475 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 760 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=576, Invalid=2616, Unknown=0, NotChecked=0, Total=3192 [2022-03-15 15:19:53,475 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 1074 mSDsluCounter, 3292 mSDsCounter, 0 mSdLazyCounter, 2917 mSolverCounterSat, 253 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1074 SdHoareTripleChecker+Valid, 3604 SdHoareTripleChecker+Invalid, 3170 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 253 IncrementalHoareTripleChecker+Valid, 2917 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:19:53,475 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1074 Valid, 3604 Invalid, 3170 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [253 Valid, 2917 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:19:53,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4713 states. [2022-03-15 15:19:53,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4713 to 2800. [2022-03-15 15:19:53,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2800 states, 2790 states have (on average 1.9451612903225806) internal successors, (5427), 2799 states have internal predecessors, (5427), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:53,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2800 states to 2800 states and 5427 transitions. [2022-03-15 15:19:53,504 INFO L78 Accepts]: Start accepts. Automaton has 2800 states and 5427 transitions. Word has length 135 [2022-03-15 15:19:53,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:19:53,504 INFO L470 AbstractCegarLoop]: Abstraction has 2800 states and 5427 transitions. [2022-03-15 15:19:53,504 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:53,504 INFO L276 IsEmpty]: Start isEmpty. Operand 2800 states and 5427 transitions. [2022-03-15 15:19:53,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:19:53,505 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:19:53,505 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:19:53,505 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable309 [2022-03-15 15:19:53,505 INFO L402 AbstractCegarLoop]: === Iteration 311 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:19:53,505 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:19:53,506 INFO L85 PathProgramCache]: Analyzing trace with hash 1301678865, now seen corresponding path program 165 times [2022-03-15 15:19:53,506 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:19:53,506 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1251071527] [2022-03-15 15:19:53,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:19:53,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:19:53,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:19:53,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:19:53,784 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:19:53,784 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1251071527] [2022-03-15 15:19:53,784 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1251071527] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:19:53,784 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:19:53,784 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:19:53,784 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1807510260] [2022-03-15 15:19:53,784 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:19:53,784 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:19:53,784 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:19:53,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:19:53,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:19:53,784 INFO L87 Difference]: Start difference. First operand 2800 states and 5427 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:55,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:19:55,353 INFO L93 Difference]: Finished difference Result 4635 states and 8916 transitions. [2022-03-15 15:19:55,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-15 15:19:55,353 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:19:55,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:19:55,358 INFO L225 Difference]: With dead ends: 4635 [2022-03-15 15:19:55,358 INFO L226 Difference]: Without dead ends: 4635 [2022-03-15 15:19:55,359 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 742 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=608, Invalid=2584, Unknown=0, NotChecked=0, Total=3192 [2022-03-15 15:19:55,359 INFO L933 BasicCegarLoop]: 312 mSDtfsCounter, 1398 mSDsluCounter, 2371 mSDsCounter, 0 mSdLazyCounter, 1970 mSolverCounterSat, 287 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1398 SdHoareTripleChecker+Valid, 2678 SdHoareTripleChecker+Invalid, 2257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 287 IncrementalHoareTripleChecker+Valid, 1970 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:19:55,359 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1398 Valid, 2678 Invalid, 2257 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [287 Valid, 1970 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:19:55,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4635 states. [2022-03-15 15:19:55,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4635 to 2796. [2022-03-15 15:19:55,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2796 states, 2786 states have (on average 1.9450825556353195) internal successors, (5419), 2795 states have internal predecessors, (5419), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:55,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2796 states to 2796 states and 5419 transitions. [2022-03-15 15:19:55,389 INFO L78 Accepts]: Start accepts. Automaton has 2796 states and 5419 transitions. Word has length 135 [2022-03-15 15:19:55,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:19:55,390 INFO L470 AbstractCegarLoop]: Abstraction has 2796 states and 5419 transitions. [2022-03-15 15:19:55,390 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:55,390 INFO L276 IsEmpty]: Start isEmpty. Operand 2796 states and 5419 transitions. [2022-03-15 15:19:55,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:19:55,390 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:19:55,391 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:19:55,391 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable310 [2022-03-15 15:19:55,391 INFO L402 AbstractCegarLoop]: === Iteration 312 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:19:55,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:19:55,391 INFO L85 PathProgramCache]: Analyzing trace with hash -1384437389, now seen corresponding path program 166 times [2022-03-15 15:19:55,391 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:19:55,391 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770976692] [2022-03-15 15:19:55,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:19:55,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:19:55,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:19:55,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:19:55,680 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:19:55,680 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1770976692] [2022-03-15 15:19:55,680 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1770976692] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:19:55,680 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:19:55,680 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:19:55,680 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [207107150] [2022-03-15 15:19:55,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:19:55,680 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:19:55,680 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:19:55,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:19:55,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:19:55,681 INFO L87 Difference]: Start difference. First operand 2796 states and 5419 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:57,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:19:57,722 INFO L93 Difference]: Finished difference Result 4718 states and 9078 transitions. [2022-03-15 15:19:57,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-15 15:19:57,723 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:19:57,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:19:57,728 INFO L225 Difference]: With dead ends: 4718 [2022-03-15 15:19:57,728 INFO L226 Difference]: Without dead ends: 4718 [2022-03-15 15:19:57,728 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 898 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=692, Invalid=2968, Unknown=0, NotChecked=0, Total=3660 [2022-03-15 15:19:57,729 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 1138 mSDsluCounter, 3469 mSDsCounter, 0 mSdLazyCounter, 2973 mSolverCounterSat, 288 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1138 SdHoareTripleChecker+Valid, 3775 SdHoareTripleChecker+Invalid, 3261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 288 IncrementalHoareTripleChecker+Valid, 2973 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:19:57,729 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1138 Valid, 3775 Invalid, 3261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [288 Valid, 2973 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:19:57,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4718 states. [2022-03-15 15:19:57,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4718 to 2798. [2022-03-15 15:19:57,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2798 states, 2788 states have (on average 1.9451219512195121) internal successors, (5423), 2797 states have internal predecessors, (5423), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:57,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2798 states to 2798 states and 5423 transitions. [2022-03-15 15:19:57,757 INFO L78 Accepts]: Start accepts. Automaton has 2798 states and 5423 transitions. Word has length 135 [2022-03-15 15:19:57,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:19:57,757 INFO L470 AbstractCegarLoop]: Abstraction has 2798 states and 5423 transitions. [2022-03-15 15:19:57,757 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:57,757 INFO L276 IsEmpty]: Start isEmpty. Operand 2798 states and 5423 transitions. [2022-03-15 15:19:57,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:19:57,758 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:19:57,758 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:19:57,758 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable311 [2022-03-15 15:19:57,758 INFO L402 AbstractCegarLoop]: === Iteration 313 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:19:57,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:19:57,759 INFO L85 PathProgramCache]: Analyzing trace with hash 1674649813, now seen corresponding path program 167 times [2022-03-15 15:19:57,759 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:19:57,759 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [759551701] [2022-03-15 15:19:57,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:19:57,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:19:57,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:19:58,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:19:58,024 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:19:58,024 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [759551701] [2022-03-15 15:19:58,024 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [759551701] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:19:58,024 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:19:58,024 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:19:58,024 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [720181648] [2022-03-15 15:19:58,024 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:19:58,043 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:19:58,044 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:19:58,044 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:19:58,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:19:58,044 INFO L87 Difference]: Start difference. First operand 2798 states and 5423 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:59,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:19:59,935 INFO L93 Difference]: Finished difference Result 4757 states and 9155 transitions. [2022-03-15 15:19:59,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-15 15:19:59,935 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:19:59,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:19:59,941 INFO L225 Difference]: With dead ends: 4757 [2022-03-15 15:19:59,941 INFO L226 Difference]: Without dead ends: 4757 [2022-03-15 15:19:59,941 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 901 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=685, Invalid=2975, Unknown=0, NotChecked=0, Total=3660 [2022-03-15 15:19:59,941 INFO L933 BasicCegarLoop]: 324 mSDtfsCounter, 1591 mSDsluCounter, 2721 mSDsCounter, 0 mSdLazyCounter, 2483 mSolverCounterSat, 380 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1591 SdHoareTripleChecker+Valid, 3040 SdHoareTripleChecker+Invalid, 2863 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 380 IncrementalHoareTripleChecker+Valid, 2483 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:19:59,941 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1591 Valid, 3040 Invalid, 2863 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [380 Valid, 2483 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:19:59,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4757 states. [2022-03-15 15:19:59,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4757 to 2792. [2022-03-15 15:19:59,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2792 states, 2782 states have (on average 1.945003594536305) internal successors, (5411), 2791 states have internal predecessors, (5411), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:59,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2792 states to 2792 states and 5411 transitions. [2022-03-15 15:19:59,972 INFO L78 Accepts]: Start accepts. Automaton has 2792 states and 5411 transitions. Word has length 135 [2022-03-15 15:19:59,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:19:59,972 INFO L470 AbstractCegarLoop]: Abstraction has 2792 states and 5411 transitions. [2022-03-15 15:19:59,973 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:19:59,973 INFO L276 IsEmpty]: Start isEmpty. Operand 2792 states and 5411 transitions. [2022-03-15 15:19:59,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:19:59,973 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:19:59,973 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:19:59,974 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable312 [2022-03-15 15:19:59,974 INFO L402 AbstractCegarLoop]: === Iteration 314 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:19:59,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:19:59,974 INFO L85 PathProgramCache]: Analyzing trace with hash -391113937, now seen corresponding path program 168 times [2022-03-15 15:19:59,974 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:19:59,974 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1226753894] [2022-03-15 15:19:59,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:19:59,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:20:00,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:20:00,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:20:00,241 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:20:00,241 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1226753894] [2022-03-15 15:20:00,241 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1226753894] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:20:00,241 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:20:00,241 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:20:00,241 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1753286471] [2022-03-15 15:20:00,241 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:20:00,241 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:20:00,241 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:20:00,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:20:00,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:20:00,241 INFO L87 Difference]: Start difference. First operand 2792 states and 5411 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:02,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:20:02,082 INFO L93 Difference]: Finished difference Result 4607 states and 8862 transitions. [2022-03-15 15:20:02,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-15 15:20:02,082 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:20:02,082 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:20:02,087 INFO L225 Difference]: With dead ends: 4607 [2022-03-15 15:20:02,087 INFO L226 Difference]: Without dead ends: 4607 [2022-03-15 15:20:02,088 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 789 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=607, Invalid=2699, Unknown=0, NotChecked=0, Total=3306 [2022-03-15 15:20:02,088 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 1156 mSDsluCounter, 3097 mSDsCounter, 0 mSdLazyCounter, 2588 mSolverCounterSat, 317 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1156 SdHoareTripleChecker+Valid, 3403 SdHoareTripleChecker+Invalid, 2905 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 317 IncrementalHoareTripleChecker+Valid, 2588 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-15 15:20:02,088 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1156 Valid, 3403 Invalid, 2905 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [317 Valid, 2588 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-15 15:20:02,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4607 states. [2022-03-15 15:20:02,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4607 to 2790. [2022-03-15 15:20:02,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2790 states, 2780 states have (on average 1.9449640287769785) internal successors, (5407), 2789 states have internal predecessors, (5407), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:02,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2790 states to 2790 states and 5407 transitions. [2022-03-15 15:20:02,119 INFO L78 Accepts]: Start accepts. Automaton has 2790 states and 5407 transitions. Word has length 135 [2022-03-15 15:20:02,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:20:02,120 INFO L470 AbstractCegarLoop]: Abstraction has 2790 states and 5407 transitions. [2022-03-15 15:20:02,120 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:02,120 INFO L276 IsEmpty]: Start isEmpty. Operand 2790 states and 5407 transitions. [2022-03-15 15:20:02,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:20:02,121 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:20:02,121 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:20:02,121 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable313 [2022-03-15 15:20:02,121 INFO L402 AbstractCegarLoop]: === Iteration 315 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:20:02,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:20:02,121 INFO L85 PathProgramCache]: Analyzing trace with hash -1626994031, now seen corresponding path program 169 times [2022-03-15 15:20:02,121 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:20:02,121 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47478434] [2022-03-15 15:20:02,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:20:02,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:20:02,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:20:02,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:20:02,393 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:20:02,393 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [47478434] [2022-03-15 15:20:02,393 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [47478434] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:20:02,394 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:20:02,394 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:20:02,394 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648313674] [2022-03-15 15:20:02,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:20:02,394 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:20:02,394 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:20:02,394 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:20:02,394 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:20:02,394 INFO L87 Difference]: Start difference. First operand 2790 states and 5407 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:04,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:20:04,405 INFO L93 Difference]: Finished difference Result 4727 states and 9097 transitions. [2022-03-15 15:20:04,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-15 15:20:04,405 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:20:04,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:20:04,410 INFO L225 Difference]: With dead ends: 4727 [2022-03-15 15:20:04,410 INFO L226 Difference]: Without dead ends: 4727 [2022-03-15 15:20:04,411 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 864 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=647, Invalid=2893, Unknown=0, NotChecked=0, Total=3540 [2022-03-15 15:20:04,411 INFO L933 BasicCegarLoop]: 324 mSDtfsCounter, 1294 mSDsluCounter, 3224 mSDsCounter, 0 mSdLazyCounter, 2889 mSolverCounterSat, 305 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1294 SdHoareTripleChecker+Valid, 3543 SdHoareTripleChecker+Invalid, 3194 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 305 IncrementalHoareTripleChecker+Valid, 2889 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:20:04,411 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1294 Valid, 3543 Invalid, 3194 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [305 Valid, 2889 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:20:04,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4727 states. [2022-03-15 15:20:04,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4727 to 2788. [2022-03-15 15:20:04,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2788 states, 2778 states have (on average 1.9449244060475162) internal successors, (5403), 2787 states have internal predecessors, (5403), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:04,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2788 states to 2788 states and 5403 transitions. [2022-03-15 15:20:04,439 INFO L78 Accepts]: Start accepts. Automaton has 2788 states and 5403 transitions. Word has length 135 [2022-03-15 15:20:04,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:20:04,439 INFO L470 AbstractCegarLoop]: Abstraction has 2788 states and 5403 transitions. [2022-03-15 15:20:04,439 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:04,439 INFO L276 IsEmpty]: Start isEmpty. Operand 2788 states and 5403 transitions. [2022-03-15 15:20:04,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-15 15:20:04,440 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:20:04,440 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:20:04,440 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable314 [2022-03-15 15:20:04,440 INFO L402 AbstractCegarLoop]: === Iteration 316 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:20:04,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:20:04,441 INFO L85 PathProgramCache]: Analyzing trace with hash 573835759, now seen corresponding path program 170 times [2022-03-15 15:20:04,441 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:20:04,441 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1280952553] [2022-03-15 15:20:04,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:20:04,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:20:04,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:20:04,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:20:04,697 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:20:04,697 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1280952553] [2022-03-15 15:20:04,697 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1280952553] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:20:04,697 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:20:04,697 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:20:04,697 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [224395580] [2022-03-15 15:20:04,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:20:04,697 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:20:04,697 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:20:04,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:20:04,697 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:20:04,697 INFO L87 Difference]: Start difference. First operand 2788 states and 5403 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:06,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:20:06,718 INFO L93 Difference]: Finished difference Result 4608 states and 8863 transitions. [2022-03-15 15:20:06,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-15 15:20:06,718 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 135 [2022-03-15 15:20:06,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:20:06,723 INFO L225 Difference]: With dead ends: 4608 [2022-03-15 15:20:06,723 INFO L226 Difference]: Without dead ends: 4608 [2022-03-15 15:20:06,724 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 792 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=596, Invalid=2710, Unknown=0, NotChecked=0, Total=3306 [2022-03-15 15:20:06,724 INFO L933 BasicCegarLoop]: 338 mSDtfsCounter, 1278 mSDsluCounter, 3425 mSDsCounter, 0 mSdLazyCounter, 3100 mSolverCounterSat, 305 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1278 SdHoareTripleChecker+Valid, 3758 SdHoareTripleChecker+Invalid, 3405 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 305 IncrementalHoareTripleChecker+Valid, 3100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-15 15:20:06,725 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1278 Valid, 3758 Invalid, 3405 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [305 Valid, 3100 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-15 15:20:06,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4608 states. [2022-03-15 15:20:06,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4608 to 2630. [2022-03-15 15:20:06,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2630 states, 2621 states have (on average 1.9408622663105686) internal successors, (5087), 2629 states have internal predecessors, (5087), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:06,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2630 states to 2630 states and 5087 transitions. [2022-03-15 15:20:06,758 INFO L78 Accepts]: Start accepts. Automaton has 2630 states and 5087 transitions. Word has length 135 [2022-03-15 15:20:06,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:20:06,758 INFO L470 AbstractCegarLoop]: Abstraction has 2630 states and 5087 transitions. [2022-03-15 15:20:06,758 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:06,758 INFO L276 IsEmpty]: Start isEmpty. Operand 2630 states and 5087 transitions. [2022-03-15 15:20:06,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-15 15:20:06,759 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:20:06,760 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:20:06,760 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable315 [2022-03-15 15:20:06,760 INFO L402 AbstractCegarLoop]: === Iteration 317 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:20:06,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:20:06,760 INFO L85 PathProgramCache]: Analyzing trace with hash 318153078, now seen corresponding path program 1 times [2022-03-15 15:20:06,760 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:20:06,760 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1176255050] [2022-03-15 15:20:06,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:20:06,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:20:06,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:20:06,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:20:06,988 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:20:06,988 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1176255050] [2022-03-15 15:20:06,988 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1176255050] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:20:06,988 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:20:06,988 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-15 15:20:06,988 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [71564517] [2022-03-15 15:20:06,988 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:20:06,989 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-15 15:20:06,989 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:20:06,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-15 15:20:06,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-15 15:20:06,989 INFO L87 Difference]: Start difference. First operand 2630 states and 5087 transitions. Second operand has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:08,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:20:08,826 INFO L93 Difference]: Finished difference Result 4279 states and 8279 transitions. [2022-03-15 15:20:08,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-03-15 15:20:08,827 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-15 15:20:08,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:20:08,831 INFO L225 Difference]: With dead ends: 4279 [2022-03-15 15:20:08,832 INFO L226 Difference]: Without dead ends: 4279 [2022-03-15 15:20:08,832 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1634 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=688, Invalid=4862, Unknown=0, NotChecked=0, Total=5550 [2022-03-15 15:20:08,832 INFO L933 BasicCegarLoop]: 354 mSDtfsCounter, 1150 mSDsluCounter, 3798 mSDsCounter, 0 mSdLazyCounter, 2891 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1150 SdHoareTripleChecker+Valid, 4150 SdHoareTripleChecker+Invalid, 3011 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 2891 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:20:08,832 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1150 Valid, 4150 Invalid, 3011 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 2891 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:20:08,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4279 states. [2022-03-15 15:20:08,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4279 to 2822. [2022-03-15 15:20:08,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2822 states, 2813 states have (on average 1.9448986846782794) internal successors, (5471), 2821 states have internal predecessors, (5471), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:08,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2822 states to 2822 states and 5471 transitions. [2022-03-15 15:20:08,863 INFO L78 Accepts]: Start accepts. Automaton has 2822 states and 5471 transitions. Word has length 143 [2022-03-15 15:20:08,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:20:08,863 INFO L470 AbstractCegarLoop]: Abstraction has 2822 states and 5471 transitions. [2022-03-15 15:20:08,863 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:08,863 INFO L276 IsEmpty]: Start isEmpty. Operand 2822 states and 5471 transitions. [2022-03-15 15:20:08,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-15 15:20:08,864 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:20:08,865 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:20:08,865 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable316 [2022-03-15 15:20:08,865 INFO L402 AbstractCegarLoop]: === Iteration 318 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:20:08,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:20:08,865 INFO L85 PathProgramCache]: Analyzing trace with hash -20512470, now seen corresponding path program 2 times [2022-03-15 15:20:08,865 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:20:08,865 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1961365654] [2022-03-15 15:20:08,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:20:08,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:20:08,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:20:09,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:20:09,213 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:20:09,213 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1961365654] [2022-03-15 15:20:09,213 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1961365654] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:20:09,213 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:20:09,213 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-15 15:20:09,213 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1678048775] [2022-03-15 15:20:09,213 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:20:09,213 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-15 15:20:09,213 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:20:09,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-15 15:20:09,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=368, Unknown=0, NotChecked=0, Total=420 [2022-03-15 15:20:09,214 INFO L87 Difference]: Start difference. First operand 2822 states and 5471 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:11,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:20:11,058 INFO L93 Difference]: Finished difference Result 3638 states and 7076 transitions. [2022-03-15 15:20:11,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-15 15:20:11,058 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-15 15:20:11,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:20:11,062 INFO L225 Difference]: With dead ends: 3638 [2022-03-15 15:20:11,062 INFO L226 Difference]: Without dead ends: 3638 [2022-03-15 15:20:11,062 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1167 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=764, Invalid=3526, Unknown=0, NotChecked=0, Total=4290 [2022-03-15 15:20:11,062 INFO L933 BasicCegarLoop]: 275 mSDtfsCounter, 1389 mSDsluCounter, 3000 mSDsCounter, 0 mSdLazyCounter, 2217 mSolverCounterSat, 153 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1389 SdHoareTripleChecker+Valid, 3273 SdHoareTripleChecker+Invalid, 2370 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 153 IncrementalHoareTripleChecker+Valid, 2217 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:20:11,062 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1389 Valid, 3273 Invalid, 2370 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [153 Valid, 2217 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:20:11,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3638 states. [2022-03-15 15:20:11,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3638 to 2872. [2022-03-15 15:20:11,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2872 states, 2863 states have (on average 1.9458609849807893) internal successors, (5571), 2871 states have internal predecessors, (5571), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:11,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2872 states to 2872 states and 5571 transitions. [2022-03-15 15:20:11,092 INFO L78 Accepts]: Start accepts. Automaton has 2872 states and 5571 transitions. Word has length 143 [2022-03-15 15:20:11,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:20:11,092 INFO L470 AbstractCegarLoop]: Abstraction has 2872 states and 5571 transitions. [2022-03-15 15:20:11,092 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:11,093 INFO L276 IsEmpty]: Start isEmpty. Operand 2872 states and 5571 transitions. [2022-03-15 15:20:11,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-15 15:20:11,094 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:20:11,094 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:20:11,094 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable317 [2022-03-15 15:20:11,094 INFO L402 AbstractCegarLoop]: === Iteration 319 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:20:11,094 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:20:11,094 INFO L85 PathProgramCache]: Analyzing trace with hash 510057022, now seen corresponding path program 3 times [2022-03-15 15:20:11,094 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:20:11,094 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153878660] [2022-03-15 15:20:11,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:20:11,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:20:11,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:20:11,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:20:11,417 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:20:11,417 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [153878660] [2022-03-15 15:20:11,417 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [153878660] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:20:11,417 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:20:11,418 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-15 15:20:11,418 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1312424728] [2022-03-15 15:20:11,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:20:11,418 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-15 15:20:11,418 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:20:11,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-15 15:20:11,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-03-15 15:20:11,418 INFO L87 Difference]: Start difference. First operand 2872 states and 5571 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:13,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:20:13,526 INFO L93 Difference]: Finished difference Result 3678 states and 7154 transitions. [2022-03-15 15:20:13,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-15 15:20:13,526 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-15 15:20:13,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:20:13,530 INFO L225 Difference]: With dead ends: 3678 [2022-03-15 15:20:13,530 INFO L226 Difference]: Without dead ends: 3678 [2022-03-15 15:20:13,530 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1353 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=844, Invalid=3986, Unknown=0, NotChecked=0, Total=4830 [2022-03-15 15:20:13,530 INFO L933 BasicCegarLoop]: 284 mSDtfsCounter, 1534 mSDsluCounter, 3384 mSDsCounter, 0 mSdLazyCounter, 2664 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1534 SdHoareTripleChecker+Valid, 3666 SdHoareTripleChecker+Invalid, 2827 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 2664 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:20:13,531 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1534 Valid, 3666 Invalid, 2827 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 2664 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:20:13,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3678 states. [2022-03-15 15:20:13,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3678 to 2874. [2022-03-15 15:20:13,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2874 states, 2865 states have (on average 1.9458987783595114) internal successors, (5575), 2873 states have internal predecessors, (5575), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:13,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2874 states to 2874 states and 5575 transitions. [2022-03-15 15:20:13,556 INFO L78 Accepts]: Start accepts. Automaton has 2874 states and 5575 transitions. Word has length 143 [2022-03-15 15:20:13,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:20:13,556 INFO L470 AbstractCegarLoop]: Abstraction has 2874 states and 5575 transitions. [2022-03-15 15:20:13,556 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:13,556 INFO L276 IsEmpty]: Start isEmpty. Operand 2874 states and 5575 transitions. [2022-03-15 15:20:13,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-15 15:20:13,557 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:20:13,557 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:20:13,557 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable318 [2022-03-15 15:20:13,557 INFO L402 AbstractCegarLoop]: === Iteration 320 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:20:13,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:20:13,558 INFO L85 PathProgramCache]: Analyzing trace with hash 1492023274, now seen corresponding path program 4 times [2022-03-15 15:20:13,558 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:20:13,558 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2097156715] [2022-03-15 15:20:13,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:20:13,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:20:13,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:20:13,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:20:13,883 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:20:13,883 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2097156715] [2022-03-15 15:20:13,883 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2097156715] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:20:13,883 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:20:13,883 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-15 15:20:13,883 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431374981] [2022-03-15 15:20:13,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:20:13,883 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-15 15:20:13,883 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:20:13,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-15 15:20:13,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-03-15 15:20:13,884 INFO L87 Difference]: Start difference. First operand 2874 states and 5575 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:15,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:20:15,920 INFO L93 Difference]: Finished difference Result 3743 states and 7280 transitions. [2022-03-15 15:20:15,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-15 15:20:15,921 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-15 15:20:15,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:20:15,925 INFO L225 Difference]: With dead ends: 3743 [2022-03-15 15:20:15,925 INFO L226 Difference]: Without dead ends: 3743 [2022-03-15 15:20:15,925 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1448 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=869, Invalid=4243, Unknown=0, NotChecked=0, Total=5112 [2022-03-15 15:20:15,926 INFO L933 BasicCegarLoop]: 289 mSDtfsCounter, 1412 mSDsluCounter, 3112 mSDsCounter, 0 mSdLazyCounter, 2353 mSolverCounterSat, 180 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1412 SdHoareTripleChecker+Valid, 3399 SdHoareTripleChecker+Invalid, 2533 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 180 IncrementalHoareTripleChecker+Valid, 2353 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:20:15,926 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1412 Valid, 3399 Invalid, 2533 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [180 Valid, 2353 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:20:15,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3743 states. [2022-03-15 15:20:15,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3743 to 2876. [2022-03-15 15:20:15,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2876 states, 2867 states have (on average 1.9459365190094176) internal successors, (5579), 2875 states have internal predecessors, (5579), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:15,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2876 states to 2876 states and 5579 transitions. [2022-03-15 15:20:15,953 INFO L78 Accepts]: Start accepts. Automaton has 2876 states and 5579 transitions. Word has length 143 [2022-03-15 15:20:15,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:20:15,953 INFO L470 AbstractCegarLoop]: Abstraction has 2876 states and 5579 transitions. [2022-03-15 15:20:15,954 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:15,954 INFO L276 IsEmpty]: Start isEmpty. Operand 2876 states and 5579 transitions. [2022-03-15 15:20:15,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-15 15:20:15,955 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:20:15,955 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:20:15,955 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable319 [2022-03-15 15:20:15,955 INFO L402 AbstractCegarLoop]: === Iteration 321 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:20:15,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:20:15,955 INFO L85 PathProgramCache]: Analyzing trace with hash -826752130, now seen corresponding path program 5 times [2022-03-15 15:20:15,955 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:20:15,955 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [249413968] [2022-03-15 15:20:15,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:20:15,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:20:15,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:20:16,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:20:16,276 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:20:16,276 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [249413968] [2022-03-15 15:20:16,276 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [249413968] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:20:16,276 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:20:16,276 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-15 15:20:16,276 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1486275680] [2022-03-15 15:20:16,276 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:20:16,276 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-15 15:20:16,276 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:20:16,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-15 15:20:16,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-15 15:20:16,277 INFO L87 Difference]: Start difference. First operand 2876 states and 5579 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:18,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:20:18,296 INFO L93 Difference]: Finished difference Result 3796 states and 7383 transitions. [2022-03-15 15:20:18,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-15 15:20:18,297 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-15 15:20:18,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:20:18,301 INFO L225 Difference]: With dead ends: 3796 [2022-03-15 15:20:18,301 INFO L226 Difference]: Without dead ends: 3796 [2022-03-15 15:20:18,301 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1548 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=911, Invalid=4491, Unknown=0, NotChecked=0, Total=5402 [2022-03-15 15:20:18,301 INFO L933 BasicCegarLoop]: 297 mSDtfsCounter, 1428 mSDsluCounter, 3028 mSDsCounter, 0 mSdLazyCounter, 2213 mSolverCounterSat, 186 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1428 SdHoareTripleChecker+Valid, 3323 SdHoareTripleChecker+Invalid, 2399 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 186 IncrementalHoareTripleChecker+Valid, 2213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-15 15:20:18,301 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1428 Valid, 3323 Invalid, 2399 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [186 Valid, 2213 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-15 15:20:18,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3796 states. [2022-03-15 15:20:18,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3796 to 2878. [2022-03-15 15:20:18,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2878 states, 2869 states have (on average 1.9459742070407808) internal successors, (5583), 2877 states have internal predecessors, (5583), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:18,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2878 states to 2878 states and 5583 transitions. [2022-03-15 15:20:18,328 INFO L78 Accepts]: Start accepts. Automaton has 2878 states and 5583 transitions. Word has length 143 [2022-03-15 15:20:18,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:20:18,328 INFO L470 AbstractCegarLoop]: Abstraction has 2878 states and 5583 transitions. [2022-03-15 15:20:18,329 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:18,329 INFO L276 IsEmpty]: Start isEmpty. Operand 2878 states and 5583 transitions. [2022-03-15 15:20:18,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-15 15:20:18,330 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:20:18,330 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:20:18,330 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable320 [2022-03-15 15:20:18,330 INFO L402 AbstractCegarLoop]: === Iteration 322 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:20:18,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:20:18,330 INFO L85 PathProgramCache]: Analyzing trace with hash -1564292210, now seen corresponding path program 6 times [2022-03-15 15:20:18,330 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:20:18,330 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1633398290] [2022-03-15 15:20:18,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:20:18,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:20:18,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:20:18,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:20:18,747 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:20:18,747 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1633398290] [2022-03-15 15:20:18,748 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1633398290] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:20:18,748 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:20:18,748 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-15 15:20:18,748 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [109854877] [2022-03-15 15:20:18,748 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:20:18,748 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-15 15:20:18,748 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:20:18,748 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-15 15:20:18,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=363, Unknown=0, NotChecked=0, Total=420 [2022-03-15 15:20:18,748 INFO L87 Difference]: Start difference. First operand 2878 states and 5583 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:20,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:20:20,542 INFO L93 Difference]: Finished difference Result 3189 states and 6158 transitions. [2022-03-15 15:20:20,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-15 15:20:20,542 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-15 15:20:20,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:20:20,546 INFO L225 Difference]: With dead ends: 3189 [2022-03-15 15:20:20,546 INFO L226 Difference]: Without dead ends: 3189 [2022-03-15 15:20:20,546 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1183 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=829, Invalid=3593, Unknown=0, NotChecked=0, Total=4422 [2022-03-15 15:20:20,546 INFO L933 BasicCegarLoop]: 310 mSDtfsCounter, 1242 mSDsluCounter, 2759 mSDsCounter, 0 mSdLazyCounter, 1926 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1242 SdHoareTripleChecker+Valid, 3067 SdHoareTripleChecker+Invalid, 2107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 1926 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:20:20,546 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1242 Valid, 3067 Invalid, 2107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 1926 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:20:20,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3189 states. [2022-03-15 15:20:20,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3189 to 2878. [2022-03-15 15:20:20,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2878 states, 2869 states have (on average 1.9459742070407808) internal successors, (5583), 2877 states have internal predecessors, (5583), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:20,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2878 states to 2878 states and 5583 transitions. [2022-03-15 15:20:20,572 INFO L78 Accepts]: Start accepts. Automaton has 2878 states and 5583 transitions. Word has length 143 [2022-03-15 15:20:20,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:20:20,572 INFO L470 AbstractCegarLoop]: Abstraction has 2878 states and 5583 transitions. [2022-03-15 15:20:20,572 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:20,572 INFO L276 IsEmpty]: Start isEmpty. Operand 2878 states and 5583 transitions. [2022-03-15 15:20:20,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-15 15:20:20,573 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:20:20,573 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:20:20,573 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable321 [2022-03-15 15:20:20,574 INFO L402 AbstractCegarLoop]: === Iteration 323 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:20:20,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:20:20,574 INFO L85 PathProgramCache]: Analyzing trace with hash -873875990, now seen corresponding path program 7 times [2022-03-15 15:20:20,574 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:20:20,574 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1508463607] [2022-03-15 15:20:20,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:20:20,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:20:20,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:20:20,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:20:20,981 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:20:20,981 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1508463607] [2022-03-15 15:20:20,981 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1508463607] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:20:20,981 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:20:20,981 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-15 15:20:20,981 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [892056084] [2022-03-15 15:20:20,982 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:20:20,982 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-15 15:20:20,982 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:20:20,982 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-15 15:20:20,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=368, Unknown=0, NotChecked=0, Total=420 [2022-03-15 15:20:20,982 INFO L87 Difference]: Start difference. First operand 2878 states and 5583 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:22,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 15:20:22,913 INFO L93 Difference]: Finished difference Result 3221 states and 6221 transitions. [2022-03-15 15:20:22,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-15 15:20:22,913 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 143 [2022-03-15 15:20:22,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 15:20:22,916 INFO L225 Difference]: With dead ends: 3221 [2022-03-15 15:20:22,916 INFO L226 Difference]: Without dead ends: 3221 [2022-03-15 15:20:22,917 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1341 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=933, Invalid=3897, Unknown=0, NotChecked=0, Total=4830 [2022-03-15 15:20:22,917 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 1353 mSDsluCounter, 2769 mSDsCounter, 0 mSdLazyCounter, 2005 mSolverCounterSat, 207 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1353 SdHoareTripleChecker+Valid, 3078 SdHoareTripleChecker+Invalid, 2212 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 207 IncrementalHoareTripleChecker+Valid, 2005 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-15 15:20:22,917 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1353 Valid, 3078 Invalid, 2212 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [207 Valid, 2005 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-15 15:20:22,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3221 states. [2022-03-15 15:20:22,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3221 to 2884. [2022-03-15 15:20:22,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2884 states, 2875 states have (on average 1.9460869565217391) internal successors, (5595), 2883 states have internal predecessors, (5595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:22,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2884 states to 2884 states and 5595 transitions. [2022-03-15 15:20:22,940 INFO L78 Accepts]: Start accepts. Automaton has 2884 states and 5595 transitions. Word has length 143 [2022-03-15 15:20:22,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 15:20:22,940 INFO L470 AbstractCegarLoop]: Abstraction has 2884 states and 5595 transitions. [2022-03-15 15:20:22,940 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-03-15 15:20:22,940 INFO L276 IsEmpty]: Start isEmpty. Operand 2884 states and 5595 transitions. [2022-03-15 15:20:22,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-15 15:20:22,941 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 15:20:22,941 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:20:22,941 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable322 [2022-03-15 15:20:22,941 INFO L402 AbstractCegarLoop]: === Iteration 324 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-15 15:20:22,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 15:20:22,942 INFO L85 PathProgramCache]: Analyzing trace with hash -343306498, now seen corresponding path program 8 times [2022-03-15 15:20:22,942 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 15:20:22,942 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1090864646] [2022-03-15 15:20:22,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 15:20:22,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 15:20:22,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 15:20:23,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 15:20:23,327 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 15:20:23,327 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1090864646] [2022-03-15 15:20:23,327 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1090864646] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 15:20:23,327 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 15:20:23,327 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-15 15:20:23,327 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1905078148] [2022-03-15 15:20:23,327 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-15 15:20:23,327 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-15 15:20:23,327 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 15:20:23,328 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-15 15:20:23,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-15 15:20:23,328 INFO L87 Difference]: Start difference. First operand 2884 states and 5595 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 0 states have call successors, (0), 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 15:20:25,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-15 15:20:25,451 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1431 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=973, Invalid=4139, Unknown=0, NotChecked=0, Total=5112 [2022-03-15 15:20:25,451 INFO L933 BasicCegarLoop]: 312 mSDtfsCounter, 1119 mSDsluCounter, 3231 mSDsCounter, 0 mSdLazyCounter, 2474 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1119 SdHoareTripleChecker+Valid, 3541 SdHoareTripleChecker+Invalid, 2650 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 2474 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-15 15:20:25,451 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1119 Valid, 3541 Invalid, 2650 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 2474 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-15 15:20:25,452 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr1ASSERT_VIOLATIONDATA_RACE (25 of 26 remaining) [2022-03-15 15:20:25,452 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable323 [2022-03-15 15:20:25,453 WARN L594 AbstractCegarLoop]: Verification canceled: while BasicCegarLoop was constructing difference of abstraction (2884states) and FLOYD_HOARE automaton (currently 59 states, 21 states before enhancement),while ReachableStatesComputation was computing reachable states (2332 states constructed, input type IntersectNwa). [2022-03-15 15:20:25,454 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (24 of 26 remaining) [2022-03-15 15:20:25,454 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (23 of 26 remaining) [2022-03-15 15:20:25,454 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (22 of 26 remaining) [2022-03-15 15:20:25,454 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (21 of 26 remaining) [2022-03-15 15:20:25,454 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (20 of 26 remaining) [2022-03-15 15:20:25,454 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (19 of 26 remaining) [2022-03-15 15:20:25,454 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (18 of 26 remaining) [2022-03-15 15:20:25,454 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (17 of 26 remaining) [2022-03-15 15:20:25,454 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (16 of 26 remaining) [2022-03-15 15:20:25,455 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (15 of 26 remaining) [2022-03-15 15:20:25,455 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (14 of 26 remaining) [2022-03-15 15:20:25,455 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (13 of 26 remaining) [2022-03-15 15:20:25,455 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONDATA_RACE (12 of 26 remaining) [2022-03-15 15:20:25,455 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr1ASSERT_VIOLATIONDATA_RACE (11 of 26 remaining) [2022-03-15 15:20:25,455 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr2ASSERT_VIOLATIONDATA_RACE (10 of 26 remaining) [2022-03-15 15:20:25,455 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr3ASSERT_VIOLATIONDATA_RACE (9 of 26 remaining) [2022-03-15 15:20:25,455 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr4ASSERT_VIOLATIONDATA_RACE (8 of 26 remaining) [2022-03-15 15:20:25,455 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr5ASSERT_VIOLATIONDATA_RACE (7 of 26 remaining) [2022-03-15 15:20:25,455 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr6ASSERT_VIOLATIONDATA_RACE (6 of 26 remaining) [2022-03-15 15:20:25,455 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONDATA_RACE (5 of 26 remaining) [2022-03-15 15:20:25,455 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr2ASSERT_VIOLATIONDATA_RACE (4 of 26 remaining) [2022-03-15 15:20:25,455 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr3ASSERT_VIOLATIONDATA_RACE (3 of 26 remaining) [2022-03-15 15:20:25,455 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr4ASSERT_VIOLATIONDATA_RACE (2 of 26 remaining) [2022-03-15 15:20:25,455 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr5ASSERT_VIOLATIONDATA_RACE (1 of 26 remaining) [2022-03-15 15:20:25,455 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr6ASSERT_VIOLATIONDATA_RACE (0 of 26 remaining) [2022-03-15 15:20:25,457 INFO L732 BasicCegarLoop]: Path program histogram: [170, 70, 65, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 15:20:25,460 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-15 15:20:25,460 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-15 15:20:25,461 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.03 03:20:25 BasicIcfg [2022-03-15 15:20:25,461 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-15 15:20:25,462 INFO L158 Benchmark]: Toolchain (without parser) took 680982.43ms. Allocated memory was 191.9MB in the beginning and 610.3MB in the end (delta: 418.4MB). Free memory was 133.0MB in the beginning and 333.6MB in the end (delta: -200.6MB). Peak memory consumption was 218.2MB. Max. memory is 8.0GB. [2022-03-15 15:20:25,462 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 191.9MB. Free memory is still 151.9MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-15 15:20:25,462 INFO L158 Benchmark]: CACSL2BoogieTranslator took 624.41ms. Allocated memory was 191.9MB in the beginning and 234.9MB in the end (delta: 43.0MB). Free memory was 132.8MB in the beginning and 177.0MB in the end (delta: -44.1MB). Peak memory consumption was 7.7MB. Max. memory is 8.0GB. [2022-03-15 15:20:25,462 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.33ms. Allocated memory is still 234.9MB. Free memory was 177.0MB in the beginning and 173.5MB in the end (delta: 3.4MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-03-15 15:20:25,462 INFO L158 Benchmark]: Boogie Preprocessor took 35.03ms. Allocated memory is still 234.9MB. Free memory was 173.5MB in the beginning and 170.8MB in the end (delta: 2.8MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-03-15 15:20:25,462 INFO L158 Benchmark]: RCFGBuilder took 586.74ms. Allocated memory is still 234.9MB. Free memory was 170.8MB in the beginning and 200.8MB in the end (delta: -30.1MB). Peak memory consumption was 25.1MB. Max. memory is 8.0GB. [2022-03-15 15:20:25,462 INFO L158 Benchmark]: TraceAbstraction took 679661.98ms. Allocated memory was 234.9MB in the beginning and 610.3MB in the end (delta: 375.4MB). Free memory was 200.3MB in the beginning and 333.6MB in the end (delta: -133.4MB). Peak memory consumption was 241.5MB. Max. memory is 8.0GB. [2022-03-15 15:20:25,463 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 191.9MB. Free memory is still 151.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 624.41ms. Allocated memory was 191.9MB in the beginning and 234.9MB in the end (delta: 43.0MB). Free memory was 132.8MB in the beginning and 177.0MB in the end (delta: -44.1MB). Peak memory consumption was 7.7MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 65.33ms. Allocated memory is still 234.9MB. Free memory was 177.0MB in the beginning and 173.5MB in the end (delta: 3.4MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 35.03ms. Allocated memory is still 234.9MB. Free memory was 173.5MB in the beginning and 170.8MB in the end (delta: 2.8MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * RCFGBuilder took 586.74ms. Allocated memory is still 234.9MB. Free memory was 170.8MB in the beginning and 200.8MB in the end (delta: -30.1MB). Peak memory consumption was 25.1MB. Max. memory is 8.0GB. * TraceAbstraction took 679661.98ms. Allocated memory was 234.9MB in the beginning and 610.3MB in the end (delta: 375.4MB). Free memory was 200.3MB in the beginning and 333.6MB in the end (delta: -133.4MB). Peak memory consumption was 241.5MB. 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: 1229]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (2884states) and FLOYD_HOARE automaton (currently 59 states, 21 states before enhancement),while ReachableStatesComputation was computing reachable states (2332 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1228]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (2884states) and FLOYD_HOARE automaton (currently 59 states, 21 states before enhancement),while ReachableStatesComputation was computing reachable states (2332 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1229]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (2884states) and FLOYD_HOARE automaton (currently 59 states, 21 states before enhancement),while ReachableStatesComputation was computing reachable states (2332 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1248]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (2884states) and FLOYD_HOARE automaton (currently 59 states, 21 states before enhancement),while ReachableStatesComputation was computing reachable states (2332 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1249]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (2884states) and FLOYD_HOARE automaton (currently 59 states, 21 states before enhancement),while ReachableStatesComputation was computing reachable states (2332 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1228]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (2884states) and FLOYD_HOARE automaton (currently 59 states, 21 states before enhancement),while ReachableStatesComputation was computing reachable states (2332 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1229]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (2884states) and FLOYD_HOARE automaton (currently 59 states, 21 states before enhancement),while ReachableStatesComputation was computing reachable states (2332 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1250]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (2884states) and FLOYD_HOARE automaton (currently 59 states, 21 states before enhancement),while ReachableStatesComputation was computing reachable states (2332 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1250]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (2884states) and FLOYD_HOARE automaton (currently 59 states, 21 states before enhancement),while ReachableStatesComputation was computing reachable states (2332 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1253]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (2884states) and FLOYD_HOARE automaton (currently 59 states, 21 states before enhancement),while ReachableStatesComputation was computing reachable states (2332 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1253]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (2884states) and FLOYD_HOARE automaton (currently 59 states, 21 states before enhancement),while ReachableStatesComputation was computing reachable states (2332 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1254]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (2884states) and FLOYD_HOARE automaton (currently 59 states, 21 states before enhancement),while ReachableStatesComputation was computing reachable states (2332 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1251]: 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 (2884states) and FLOYD_HOARE automaton (currently 59 states, 21 states before enhancement),while ReachableStatesComputation was computing reachable states (2332 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1228]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (2884states) and FLOYD_HOARE automaton (currently 59 states, 21 states before enhancement),while ReachableStatesComputation was computing reachable states (2332 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1238]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (2884states) and FLOYD_HOARE automaton (currently 59 states, 21 states before enhancement),while ReachableStatesComputation was computing reachable states (2332 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1238]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (2884states) and FLOYD_HOARE automaton (currently 59 states, 21 states before enhancement),while ReachableStatesComputation was computing reachable states (2332 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1239]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (2884states) and FLOYD_HOARE automaton (currently 59 states, 21 states before enhancement),while ReachableStatesComputation was computing reachable states (2332 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1239]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (2884states) and FLOYD_HOARE automaton (currently 59 states, 21 states before enhancement),while ReachableStatesComputation was computing reachable states (2332 states constructed, input type IntersectNwa). - TimeoutResultAtElement [Line: 1240]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was constructing difference of abstraction (2884states) and FLOYD_HOARE automaton (currently 59 states, 21 states before enhancement),while ReachableStatesComputation was computing reachable states (2332 states constructed, input type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 279 locations, 26 error locations. Started 1 CEGAR loops. OverallTime: 679.5s, OverallIterations: 324, TraceHistogramMax: 1, PathProgramHistogramMax: 170, EmptinessCheckTime: 0.4s, AutomataDifference: 581.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 377169 SdHoareTripleChecker+Valid, 382.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 377169 mSDsluCounter, 1086182 SdHoareTripleChecker+Invalid, 316.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 985142 mSDsCounter, 69036 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 844068 IncrementalHoareTripleChecker+Invalid, 913104 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 69036 mSolverCounterUnsat, 102042 mSDtfsCounter, 844068 mSolverCounterSat, 2.8s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 17988 GetRequests, 419 SyntacticMatches, 0 SemanticMatches, 17569 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 295227 ImplicationChecksByTransitivity, 217.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3390occurred in iteration=164, InterpolantAutomatonStates: 14586, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 12.2s AutomataMinimizationTime, 323 MinimizatonAttempts, 721499 StatesRemovedByMinimization, 318 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.8s SsaConstructionTime, 3.1s SatisfiabilityAnalysisTime, 74.7s InterpolantComputationTime, 42750 NumberOfCodeBlocks, 42750 NumberOfCodeBlocksAsserted, 324 NumberOfCheckSat, 42426 ConstructedInterpolants, 0 QuantifiedInterpolants, 390678 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 324 InterpolantComputations, 324 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown